diff --git a/algorithms-miscellaneous-5/src/main/java/com/baeldung/algorithms/minheapmerge/HeapNode.java b/algorithms-miscellaneous-5/src/main/java/com/baeldung/algorithms/minheapmerge/HeapNode.java new file mode 100644 index 0000000000..9e8439cb87 --- /dev/null +++ b/algorithms-miscellaneous-5/src/main/java/com/baeldung/algorithms/minheapmerge/HeapNode.java @@ -0,0 +1,13 @@ +package com.baeldung.algorithms.minheapmerge; + +public class HeapNode { + + int element; + int arrayIndex; + int nextElementIndex = 1; + + public HeapNode(int element, int arrayIndex) { + this.element = element; + this.arrayIndex = arrayIndex; + } +} diff --git a/algorithms-miscellaneous-5/src/main/java/com/baeldung/algorithms/minheapmerge/MinHeap.java b/algorithms-miscellaneous-5/src/main/java/com/baeldung/algorithms/minheapmerge/MinHeap.java new file mode 100644 index 0000000000..b77ce43160 --- /dev/null +++ b/algorithms-miscellaneous-5/src/main/java/com/baeldung/algorithms/minheapmerge/MinHeap.java @@ -0,0 +1,88 @@ +package com.baeldung.algorithms.minheapmerge; + +public class MinHeap { + + HeapNode[] heapNodes; + + public MinHeap(HeapNode heapNodes[]) { + this.heapNodes = heapNodes; + heapifyFromLastLeafsParent(); + } + + void heapifyFromLastLeafsParent() { + int lastLeafsParentIndex = getParentNodeIndex(heapNodes.length); + while (lastLeafsParentIndex >= 0) { + heapify(lastLeafsParentIndex); + lastLeafsParentIndex--; + } + } + + void heapify(int index) { + int leftNodeIndex = getLeftNodeIndex(index); + int rightNodeIndex = getRightNodeIndex(index); + int smallestElementIndex = index; + if (leftNodeIndex < heapNodes.length && heapNodes[leftNodeIndex].element < heapNodes[index].element) { + smallestElementIndex = leftNodeIndex; + } + if (rightNodeIndex < heapNodes.length && heapNodes[rightNodeIndex].element < heapNodes[smallestElementIndex].element) { + smallestElementIndex = rightNodeIndex; + } + if (smallestElementIndex != index) { + swap(index, smallestElementIndex); + heapify(smallestElementIndex); + } + } + + int getParentNodeIndex(int index) { + return (index - 1) / 2; + } + + int getLeftNodeIndex(int index) { + return (2 * index + 1); + } + + int getRightNodeIndex(int index) { + return (2 * index + 2); + } + + HeapNode getRootNode() { + return heapNodes[0]; + } + + void heapifyFromRoot() { + heapify(0); + } + + void swap(int i, int j) { + HeapNode temp = heapNodes[i]; + heapNodes[i] = heapNodes[j]; + heapNodes[j] = temp; + } + + static int[] merge(int[][] array) { + HeapNode[] heapNodes = new HeapNode[array.length]; + int resultingArraySize = 0; + + for (int i = 0; i < array.length; i++) { + HeapNode node = new HeapNode(array[i][0], i); + heapNodes[i] = node; + resultingArraySize += array[i].length; + } + + MinHeap minHeap = new MinHeap(heapNodes); + int[] resultingArray = new int[resultingArraySize]; + + for (int i = 0; i < resultingArraySize; i++) { + HeapNode root = minHeap.getRootNode(); + resultingArray[i] = root.element; + + if (root.nextElementIndex < array[root.arrayIndex].length) { + root.element = array[root.arrayIndex][root.nextElementIndex++]; + } else { + root.element = Integer.MAX_VALUE; + } + minHeap.heapifyFromRoot(); + } + return resultingArray; + } +} diff --git a/algorithms-miscellaneous-5/src/test/java/com/baeldung/algorithms/minheapmerge/MinHeapUnitTest.java b/algorithms-miscellaneous-5/src/test/java/com/baeldung/algorithms/minheapmerge/MinHeapUnitTest.java new file mode 100644 index 0000000000..80d0d20f05 --- /dev/null +++ b/algorithms-miscellaneous-5/src/test/java/com/baeldung/algorithms/minheapmerge/MinHeapUnitTest.java @@ -0,0 +1,22 @@ +package com.baeldung.algorithms.minheapmerge; + +import static org.hamcrest.CoreMatchers.equalTo; +import static org.hamcrest.CoreMatchers.is; +import static org.junit.Assert.assertThat; + +import org.junit.Test; + +public class MinHeapUnitTest { + + private final int[][] inputArray = { { 0, 6 }, { 1, 5, 10, 100 }, { 2, 4, 200, 650 } }; + private final int[] expectedArray = { 0, 1, 2, 4, 5, 6, 10, 100, 200, 650 }; + + @Test + public void givenSortedArrays_whenMerged_thenShouldReturnASingleSortedarray() { + int[] resultArray = MinHeap.merge(inputArray); + + assertThat(resultArray.length, is(equalTo(10))); + assertThat(resultArray, is(equalTo(expectedArray))); + } + +} diff --git a/algorithms-sorting-2/.gitignore b/algorithms-sorting-2/.gitignore new file mode 100644 index 0000000000..30b2b7442c --- /dev/null +++ b/algorithms-sorting-2/.gitignore @@ -0,0 +1,4 @@ +/target/ +.settings/ +.classpath +.project \ No newline at end of file diff --git a/algorithms-sorting-2/pom.xml b/algorithms-sorting-2/pom.xml new file mode 100644 index 0000000000..d862c91430 --- /dev/null +++ b/algorithms-sorting-2/pom.xml @@ -0,0 +1,64 @@ + + 4.0.0 + algorithms-sorting-2 + 0.0.1-SNAPSHOT + algorithms-sorting-2 + + + com.baeldung + parent-modules + 1.0.0-SNAPSHOT + + + + + org.apache.commons + commons-math3 + ${commons-math3.version} + + + commons-codec + commons-codec + ${commons-codec.version} + + + org.projectlombok + lombok + ${lombok.version} + provided + + + org.junit.jupiter + junit-jupiter-api + ${junit-jupiter-api.version} + test + + + org.assertj + assertj-core + ${org.assertj.core.version} + test + + + + + + + + org.codehaus.mojo + exec-maven-plugin + ${exec-maven-plugin.version} + + + + + + + 3.6.1 + 3.9.0 + 1.11 + 5.3.1 + + + \ No newline at end of file diff --git a/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/BentleyMcIlroyPartioning.java b/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/BentleyMcIlroyPartioning.java new file mode 100644 index 0000000000..d005f2654c --- /dev/null +++ b/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/BentleyMcIlroyPartioning.java @@ -0,0 +1,66 @@ +package com.baeldung.algorithms.quicksort; + +import static com.baeldung.algorithms.quicksort.SortingUtils.swap; + +public class BentleyMcIlroyPartioning { + + public static Partition partition(int input[], int begin, int end) { + int left = begin, right = end; + int leftEqualKeysCount = 0, rightEqualKeysCount = 0; + + int partitioningValue = input[end]; + + while (true) { + while (input[left] < partitioningValue) + left++; + + while (input[right] > partitioningValue) { + if (right == begin) + break; + right--; + } + + if (left == right && input[left] == partitioningValue) { + swap(input, begin + leftEqualKeysCount, left); + leftEqualKeysCount++; + left++; + } + + if (left >= right) { + break; + } + + swap(input, left, right); + + if (input[left] == partitioningValue) { + swap(input, begin + leftEqualKeysCount, left); + leftEqualKeysCount++; + } + + if (input[right] == partitioningValue) { + swap(input, right, end - rightEqualKeysCount); + rightEqualKeysCount++; + } + left++; right--; + } + right = left - 1; + for (int k = begin; k < begin + leftEqualKeysCount; k++, right--) { + if (right >= begin + leftEqualKeysCount) + swap(input, k, right); + } + for (int k = end; k > end - rightEqualKeysCount; k--, left++) { + if (left <= end - rightEqualKeysCount) + swap(input, left, k); + } + return new Partition(right + 1, left - 1); + } + + public static void quicksort(int input[], int begin, int end) { + if (end <= begin) + return; + Partition middlePartition = partition(input, begin, end); + quicksort(input, begin, middlePartition.getLeft() - 1); + quicksort(input, middlePartition.getRight() + 1, end); + } + +} diff --git a/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/DutchNationalFlagPartioning.java b/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/DutchNationalFlagPartioning.java new file mode 100644 index 0000000000..e868cf0e2e --- /dev/null +++ b/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/DutchNationalFlagPartioning.java @@ -0,0 +1,38 @@ +package com.baeldung.algorithms.quicksort; + +import static com.baeldung.algorithms.quicksort.SortingUtils.compare; +import static com.baeldung.algorithms.quicksort.SortingUtils.swap; + +public class DutchNationalFlagPartioning { + + public static Partition partition(int[] a, int begin, int end) { + int lt = begin, current = begin, gt = end; + int partitioningValue = a[begin]; + + while (current <= gt) { + int compareCurrent = compare(a[current], partitioningValue); + switch (compareCurrent) { + case -1: + swap(a, current++, lt++); + break; + case 0: + current++; + break; + case 1: + swap(a, current, gt--); + break; + } + } + return new Partition(lt, gt); + } + + public static void quicksort(int[] input, int begin, int end) { + if (end <= begin) + return; + + Partition middlePartition = partition(input, begin, end); + + quicksort(input, begin, middlePartition.getLeft() - 1); + quicksort(input, middlePartition.getRight() + 1, end); + } +} diff --git a/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/Partition.java b/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/Partition.java new file mode 100644 index 0000000000..29812f2720 --- /dev/null +++ b/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/Partition.java @@ -0,0 +1,29 @@ +package com.baeldung.algorithms.quicksort; + +public class Partition { + private int left; + private int right; + + public Partition(int left, int right) { + super(); + this.left = left; + this.right = right; + } + + public int getLeft() { + return left; + } + + public void setLeft(int left) { + this.left = left; + } + + public int getRight() { + return right; + } + + public void setRight(int right) { + this.right = right; + } + +} diff --git a/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/SortingUtils.java b/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/SortingUtils.java new file mode 100644 index 0000000000..ac1aa5e8ee --- /dev/null +++ b/algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/SortingUtils.java @@ -0,0 +1,32 @@ +package com.baeldung.algorithms.quicksort; + +public class SortingUtils { + + public static void swap(int[] array, int position1, int position2) { + if (position1 != position2) { + int temp = array[position1]; + array[position1] = array[position2]; + array[position2] = temp; + } + } + + public static int compare(int num1, int num2) { + if (num1 > num2) + return 1; + else if (num1 < num2) + return -1; + else + return 0; + } + + public static void printArray(int[] array) { + if (array == null) { + return; + } + for (int e : array) { + System.out.print(e + " "); + } + System.out.println(); + } + +} diff --git a/algorithms-sorting-2/src/main/resources/logback.xml b/algorithms-sorting-2/src/main/resources/logback.xml new file mode 100644 index 0000000000..26beb6d5b4 --- /dev/null +++ b/algorithms-sorting-2/src/main/resources/logback.xml @@ -0,0 +1,13 @@ + + + + + %d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n + + + + + + + + \ No newline at end of file diff --git a/algorithms-sorting-2/src/test/java/com/baeldung/algorithms/quicksort/BentleyMcilroyPartitioningUnitTest.java b/algorithms-sorting-2/src/test/java/com/baeldung/algorithms/quicksort/BentleyMcilroyPartitioningUnitTest.java new file mode 100644 index 0000000000..847f7f8acb --- /dev/null +++ b/algorithms-sorting-2/src/test/java/com/baeldung/algorithms/quicksort/BentleyMcilroyPartitioningUnitTest.java @@ -0,0 +1,16 @@ +package com.baeldung.algorithms.quicksort; + +import org.junit.Assert; +import org.junit.Test; + +public class BentleyMcilroyPartitioningUnitTest { + + @Test + public void given_IntegerArray_whenSortedWithBentleyMcilroyPartitioning_thenGetSortedArray() { + int[] actual = {3, 2, 2, 2, 3, 7, 7, 3, 2, 2, 7, 3, 3}; + int[] expected = {2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 7, 7, 7}; + BentleyMcIlroyPartioning.quicksort(actual, 0, actual.length - 1); + Assert.assertArrayEquals(expected, actual); + } + +} diff --git a/algorithms-sorting-2/src/test/java/com/baeldung/algorithms/quicksort/DNFThreeWayQuickSortUnitTest.java b/algorithms-sorting-2/src/test/java/com/baeldung/algorithms/quicksort/DNFThreeWayQuickSortUnitTest.java new file mode 100644 index 0000000000..a8e27253cc --- /dev/null +++ b/algorithms-sorting-2/src/test/java/com/baeldung/algorithms/quicksort/DNFThreeWayQuickSortUnitTest.java @@ -0,0 +1,15 @@ +package com.baeldung.algorithms.quicksort; + +import org.junit.Assert; +import org.junit.Test; + +public class DNFThreeWayQuickSortUnitTest { + + @Test + public void givenIntegerArray_whenSortedWithThreeWayQuickSort_thenGetSortedArray() { + int[] actual = {3, 5, 5, 5, 3, 7, 7, 3, 5, 5, 7, 3, 3}; + int[] expected = {3, 3, 3, 3, 3, 5, 5, 5, 5, 5, 7, 7, 7}; + DutchNationalFlagPartioning.quicksort(actual, 0, actual.length - 1); + Assert.assertArrayEquals(expected, actual); + } +} diff --git a/apache-poi/src/main/java/com/baeldung/poi/excel/ExcelCellFormatter.java b/apache-poi/src/main/java/com/baeldung/poi/excel/ExcelCellFormatter.java new file mode 100644 index 0000000000..4a8854620c --- /dev/null +++ b/apache-poi/src/main/java/com/baeldung/poi/excel/ExcelCellFormatter.java @@ -0,0 +1,20 @@ +package com.baeldung.poi.excel; + +import org.apache.poi.ss.usermodel.Cell; +import org.apache.poi.ss.usermodel.DataFormatter; +import org.apache.poi.ss.usermodel.FormulaEvaluator; +import org.apache.poi.ss.usermodel.Workbook; + +public class ExcelCellFormatter { + + public String getCellStringValue(Cell cell) { + DataFormatter formatter = new DataFormatter(); + return formatter.formatCellValue(cell); + } + + public String getCellStringValueWithFormula(Cell cell, Workbook workbook) { + DataFormatter formatter = new DataFormatter(); + FormulaEvaluator evaluator = workbook.getCreationHelper().createFormulaEvaluator(); + return formatter.formatCellValue(cell, evaluator); + } +} diff --git a/apache-poi/src/main/resources/ExcelCellFormatterTest.xlsx b/apache-poi/src/main/resources/ExcelCellFormatterTest.xlsx new file mode 100644 index 0000000000..54e8734d58 Binary files /dev/null and b/apache-poi/src/main/resources/ExcelCellFormatterTest.xlsx differ diff --git a/apache-poi/src/test/java/com/baeldung/poi/excel/ExcelCellFormatterUnitTest.java b/apache-poi/src/test/java/com/baeldung/poi/excel/ExcelCellFormatterUnitTest.java new file mode 100644 index 0000000000..d9f96ee93c --- /dev/null +++ b/apache-poi/src/test/java/com/baeldung/poi/excel/ExcelCellFormatterUnitTest.java @@ -0,0 +1,87 @@ +package com.baeldung.poi.excel; + +import static org.junit.Assert.assertEquals; + +import java.io.IOException; +import java.net.URISyntaxException; +import java.nio.file.Paths; + +import org.apache.poi.ss.usermodel.Row; +import org.apache.poi.ss.usermodel.Sheet; +import org.apache.poi.ss.usermodel.Workbook; +import org.apache.poi.xssf.usermodel.XSSFWorkbook; +import org.junit.Before; +import org.junit.Test; + +public class ExcelCellFormatterUnitTest { + private static final String FILE_NAME = "ExcelCellFormatterTest.xlsx"; + private static final int STRING_CELL_INDEX = 0; + private static final int BOOLEAN_CELL_INDEX = 1; + private static final int RAW_NUMERIC_CELL_INDEX = 2; + private static final int FORMATTED_NUMERIC_CELL_INDEX = 3; + private static final int FORMULA_CELL_INDEX = 4; + + private String fileLocation; + + @Before + public void setup() throws IOException, URISyntaxException { + fileLocation = Paths.get(ClassLoader.getSystemResource(FILE_NAME).toURI()).toString(); + } + + @Test + public void givenStringCell_whenGetCellStringValue_thenReturnStringValue() throws IOException { + Workbook workbook = new XSSFWorkbook(fileLocation); + Sheet sheet = workbook.getSheetAt(0); + Row row = sheet.getRow(0); + + ExcelCellFormatter formatter = new ExcelCellFormatter(); + assertEquals("String Test", formatter.getCellStringValue(row.getCell(STRING_CELL_INDEX))); + workbook.close(); + } + + @Test + public void givenBooleanCell_whenGetCellStringValue_thenReturnBooleanStringValue() throws IOException { + Workbook workbook = new XSSFWorkbook(fileLocation); + Sheet sheet = workbook.getSheetAt(0); + Row row = sheet.getRow(0); + + ExcelCellFormatter formatter = new ExcelCellFormatter(); + assertEquals("TRUE", formatter.getCellStringValue(row.getCell(BOOLEAN_CELL_INDEX))); + workbook.close(); + } + + @Test + public void givenNumericCell_whenGetCellStringValue_thenReturnNumericStringValue() throws IOException { + Workbook workbook = new XSSFWorkbook(fileLocation); + Sheet sheet = workbook.getSheetAt(0); + Row row = sheet.getRow(0); + + ExcelCellFormatter formatter = new ExcelCellFormatter(); + assertEquals("1.234", formatter.getCellStringValue(row.getCell(RAW_NUMERIC_CELL_INDEX))); + assertEquals("1.23", formatter.getCellStringValue(row.getCell(FORMATTED_NUMERIC_CELL_INDEX))); + workbook.close(); + } + + @Test + public void givenFormualCell_whenGetCellStringValue_thenReturnOriginalFormulaString() throws IOException { + Workbook workbook = new XSSFWorkbook(fileLocation); + Sheet sheet = workbook.getSheetAt(0); + Row row = sheet.getRow(0); + + ExcelCellFormatter formatter = new ExcelCellFormatter(); + assertEquals("SUM(1+2)", formatter.getCellStringValue(row.getCell(FORMULA_CELL_INDEX))); + workbook.close(); + } + + @Test + public void givenFormualCell_whenGetCellStringValueForFormula_thenReturnOriginalFormulatring() throws IOException { + Workbook workbook = new XSSFWorkbook(fileLocation); + Sheet sheet = workbook.getSheetAt(0); + Row row = sheet.getRow(0); + + ExcelCellFormatter formatter = new ExcelCellFormatter(); + assertEquals("3", formatter.getCellStringValueWithFormula(row.getCell(FORMULA_CELL_INDEX), workbook)); + workbook.close(); + } + +} \ No newline at end of file diff --git a/core-groovy-2/src/test/groovy/com/baeldung/webservice/WebserviceUnitTest.groovy b/core-groovy-2/src/test/groovy/com/baeldung/webservice/WebserviceUnitTest.groovy index 302959d0d9..50433ea890 100644 --- a/core-groovy-2/src/test/groovy/com/baeldung/webservice/WebserviceUnitTest.groovy +++ b/core-groovy-2/src/test/groovy/com/baeldung/webservice/WebserviceUnitTest.groovy @@ -75,6 +75,7 @@ class WebserviceUnitTest extends GroovyTestCase { assert stories.size() == 5 } + /* see BAEL-3753 void test_whenConsumingSoap_thenReceiveResponse() { def url = "http://www.dataaccess.com/webservicesserver/numberconversion.wso" def soapClient = new SOAPClient(url) @@ -89,6 +90,7 @@ class WebserviceUnitTest extends GroovyTestCase { def words = response.NumberToWordsResponse assert words == "one thousand two hundred and thirty four " } + */ void test_whenConsumingRestGet_thenReceiveResponse() { def path = "/get" @@ -149,4 +151,4 @@ class WebserviceUnitTest extends GroovyTestCase { assert e?.response?.statusCode != 200 } } -} \ No newline at end of file +} diff --git a/core-java-modules/core-java-concurrency-advanced-3/pom.xml b/core-java-modules/core-java-concurrency-advanced-3/pom.xml index df9834181f..8f275f4043 100644 --- a/core-java-modules/core-java-concurrency-advanced-3/pom.xml +++ b/core-java-modules/core-java-concurrency-advanced-3/pom.xml @@ -23,6 +23,37 @@ ${assertj.version} test + + + com.jcabi + jcabi-aspects + ${jcabi-aspects.version} + + + + org.aspectj + aspectjrt + ${aspectjrt.version} + runtime + + + + com.google.guava + guava + ${guava.version} + + + + org.cactoos + cactoos + ${cactoos.version} + + + + com.ea.async + ea-async + ${ea-async.version} + @@ -36,6 +67,30 @@ ${maven.compiler.target} + + com.jcabi + jcabi-maven-plugin + ${jcabi-maven-plugin.version} + + + + ajc + + + + + + org.aspectj + aspectjtools + ${aspectjtools.version} + + + org.aspectj + aspectjweaver + ${aspectjweaver.version} + + + @@ -49,6 +104,14 @@ 3.14.0 1.8 1.8 + 0.22.6 + 1.9.5 + 28.2-jre + 0.43 + 1.2.3 + 0.14.1 + 1.9.1 + 1.9.1 diff --git a/core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/async/EAAsyncExample.java b/core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/async/EAAsyncExample.java new file mode 100644 index 0000000000..c7c893e731 --- /dev/null +++ b/core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/async/EAAsyncExample.java @@ -0,0 +1,57 @@ +package com.baeldung.async; + +import static com.ea.async.Async.await; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.ExecutionException; + +import com.ea.async.Async; + +public class EAAsyncExample { + + static { + Async.init(); + } + + public static void main(String[] args) throws Exception { + usingCompletableFuture(); + usingAsyncAwait(); + } + + public static void usingCompletableFuture() throws InterruptedException, ExecutionException, Exception { + CompletableFuture completableFuture = hello() + .thenComposeAsync(hello -> mergeWorld(hello)) + .thenAcceptAsync(helloWorld -> print(helloWorld)) + .exceptionally( throwable -> { + System.out.println(throwable.getCause()); + return null; + }); + completableFuture.get(); + } + + public static CompletableFuture hello() { + CompletableFuture completableFuture = CompletableFuture.supplyAsync(() -> "Hello"); + return completableFuture; + } + + public static CompletableFuture mergeWorld(String s) { + CompletableFuture completableFuture = CompletableFuture.supplyAsync(() -> { + return s + " World!"; + }); + return completableFuture; + } + + public static void print(String str) { + CompletableFuture.runAsync(() -> System.out.println(str)); + } + + private static void usingAsyncAwait() { + try { + String hello = await(hello()); + String helloWorld = await(mergeWorld(hello)); + await(CompletableFuture.runAsync(() -> print(helloWorld))); + } catch (Exception e) { + e.printStackTrace(); + } + } + +} diff --git a/core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/async/JavaAsync.java b/core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/async/JavaAsync.java new file mode 100644 index 0000000000..6f36f46154 --- /dev/null +++ b/core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/async/JavaAsync.java @@ -0,0 +1,183 @@ +package com.baeldung.async; + +import static com.ea.async.Async.await; + +import java.util.concurrent.Callable; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.ExecutionException; +import java.util.concurrent.ExecutorService; +import java.util.concurrent.Executors; +import java.util.concurrent.Future; + +import com.google.common.util.concurrent.AsyncCallable; +import com.google.common.util.concurrent.Callables; +import com.google.common.util.concurrent.Futures; +import com.google.common.util.concurrent.ListenableFuture; +import com.google.common.util.concurrent.ListeningExecutorService; +import com.google.common.util.concurrent.MoreExecutors; +import com.jcabi.aspects.Async; +import com.jcabi.aspects.Loggable; + +public class JavaAsync { + + static { + com.ea.async.Async.init(); + } + + private static final ExecutorService threadpool = Executors.newCachedThreadPool(); + + public static void main (String[] args) throws InterruptedException, ExecutionException { + int number = 20; + + //Thread Example + factorialUsingThread(number).start(); + + //FutureTask Example + Future futureTask = factorialUsingFutureTask(number); + System.out.println("Factorial of " + number + " is: " + futureTask.get()); + + // CompletableFuture Example + Future completableFuture = factorialUsingCompletableFuture(number); + System.out.println("Factorial of " + number + " is: " + completableFuture.get()); + + // EA Async example + System.out.println("Factorial of " + number + " is: " + factorialUsingEAAsync(number)); + + // cactoos async example + Future asyncFuture = factorialUsingCactoos(number); + System.out.println("Factorial of " + number + " is: " + asyncFuture.get()); + + // Guava example + ListenableFuture guavaFuture = factorialUsingGuavaServiceSubmit(number); + System.out.println("Factorial of " + number + " is: " + guavaFuture.get()); + + ListenableFuture guavaFutures = factorialUsingGuavaFutures(number); + System.out.println("Factorial of " + number + " is: " + guavaFutures.get()); + + // @async jcabi-aspect example + Future aspectFuture = factorialUsingJcabiAspect(number); + System.out.println("Factorial of " + number + " is: " + aspectFuture.get()); + + } + + /** + * Finds factorial of a number + * @param number + * @return + */ + public static long factorial(int number) { + long result = 1; + for(int i=number;i>0;i--) { + result *= i; + } + return result; + } + + /** + * Finds factorial of a number using Thread + * @param number + * @return + */ + @Loggable + public static Thread factorialUsingThread(int number) { + Thread newThread = new Thread(() -> { + System.out.println("Factorial of " + number + " is: " + factorial(number)); + }); + + return newThread; + } + + /** + * Finds factorial of a number using FutureTask + * @param number + * @return + */ + @Loggable + public static Future factorialUsingFutureTask(int number) { + Future futureTask = threadpool.submit(() -> factorial(number)); + + while (!futureTask.isDone()) { + System.out.println("FutureTask is not finished yet..."); + } + + return futureTask; + } + + /** + * Finds factorial of a number using CompletableFuture + * @param number + * @return + */ + @Loggable + public static Future factorialUsingCompletableFuture(int number) { + CompletableFuture completableFuture = CompletableFuture.supplyAsync(() -> factorial(number)); + return completableFuture; + } + + /** + * Finds factorial of a number using EA Async + * @param number + * @return + */ + @Loggable + public static long factorialUsingEAAsync(int number) { + CompletableFuture completableFuture = CompletableFuture.supplyAsync(() -> factorial(number)); + long result = await(completableFuture); + return result; + } + + /** + * Finds factorial of a number using Async of Cactoos + * @param number + * @return + * @throws InterruptedException + * @throws ExecutionException + */ + @Loggable + public static Future factorialUsingCactoos(int number) throws InterruptedException, ExecutionException { + org.cactoos.func.Async asyncFunction = new org.cactoos.func.Async(input -> factorial(input)); + Future asyncFuture = asyncFunction.apply(number); + return asyncFuture; + } + + /** + * Finds factorial of a number using Guava's ListeningExecutorService.submit() + * @param number + * @return + */ + @Loggable + public static ListenableFuture factorialUsingGuavaServiceSubmit(int number) { + ListeningExecutorService service = MoreExecutors.listeningDecorator(threadpool); + ListenableFuture factorialFuture = (ListenableFuture) service.submit(()-> factorial(number)); + return factorialFuture; + } + + /** + * Finds factorial of a number using Guava's Futures.submitAsync() + * @param number + * @return + */ + @Loggable + public static ListenableFuture factorialUsingGuavaFutures(int number) { + ListeningExecutorService service = MoreExecutors.listeningDecorator(threadpool); + AsyncCallable asyncCallable = Callables.asAsyncCallable(new Callable() { + public Long call() { + return factorial(number); + } + }, service); + return Futures.submitAsync(asyncCallable, service); + } + + /** + * Finds factorial of a number using @Async of jcabi-aspects + * @param number + * @return + */ + @Async + @Loggable + public static Future factorialUsingJcabiAspect(int number) { + Future factorialFuture = CompletableFuture.supplyAsync(() -> factorial(number)); + return factorialFuture; + } + +} diff --git a/core-java-modules/core-java-date-operations-2/pom.xml b/core-java-modules/core-java-date-operations-2/pom.xml index 6b126a978b..155b8ad0b7 100644 --- a/core-java-modules/core-java-date-operations-2/pom.xml +++ b/core-java-modules/core-java-date-operations-2/pom.xml @@ -31,11 +31,18 @@ hirondelle-date4j ${hirondelle-date4j.version} + + org.assertj + assertj-core + ${assertj.version} + test + 2.10 1.5.1 + 3.14.0 \ No newline at end of file diff --git a/core-java-modules/core-java-date-operations-2/src/main/java/com/baeldung/timer/DatabaseMigrationTask.java b/core-java-modules/core-java-date-operations-2/src/main/java/com/baeldung/timer/DatabaseMigrationTask.java new file mode 100644 index 0000000000..322c1d2f4e --- /dev/null +++ b/core-java-modules/core-java-date-operations-2/src/main/java/com/baeldung/timer/DatabaseMigrationTask.java @@ -0,0 +1,19 @@ +package com.baeldung.timer; + +import java.util.List; +import java.util.TimerTask; + +public class DatabaseMigrationTask extends TimerTask { + private List oldDatabase; + private List newDatabase; + + public DatabaseMigrationTask(List oldDatabase, List newDatabase) { + this.oldDatabase = oldDatabase; + this.newDatabase = newDatabase; + } + + @Override + public void run() { + newDatabase.addAll(oldDatabase); + } +} diff --git a/core-java-modules/core-java-date-operations-2/src/main/java/com/baeldung/timer/NewsletterTask.java b/core-java-modules/core-java-date-operations-2/src/main/java/com/baeldung/timer/NewsletterTask.java new file mode 100644 index 0000000000..16dd6c12ff --- /dev/null +++ b/core-java-modules/core-java-date-operations-2/src/main/java/com/baeldung/timer/NewsletterTask.java @@ -0,0 +1,14 @@ +package com.baeldung.timer; + +import java.time.Instant; +import java.time.LocalDateTime; +import java.time.ZoneId; +import java.util.TimerTask; + +public class NewsletterTask extends TimerTask { + @Override + public void run() { + System.out.println("Email sent at: " + + LocalDateTime.ofInstant(Instant.ofEpochMilli(scheduledExecutionTime()), ZoneId.systemDefault())); + } +} diff --git a/core-java-modules/core-java-date-operations-2/src/test/java/com/baeldung/timer/DatabaseMigrationTaskUnitTest.java b/core-java-modules/core-java-date-operations-2/src/test/java/com/baeldung/timer/DatabaseMigrationTaskUnitTest.java new file mode 100644 index 0000000000..5f3ae63901 --- /dev/null +++ b/core-java-modules/core-java-date-operations-2/src/test/java/com/baeldung/timer/DatabaseMigrationTaskUnitTest.java @@ -0,0 +1,44 @@ +package com.baeldung.timer; + +import org.junit.jupiter.api.Test; + +import java.time.LocalDateTime; +import java.time.ZoneId; +import java.util.*; + +import static org.assertj.core.api.Assertions.assertThat; + +class DatabaseMigrationTaskUnitTest { + @Test + void givenDatabaseMigrationTask_whenTimerScheduledForNowPlusTwoSeconds_thenDataMigratedAfterTwoSeconds() throws Exception { + List oldDatabase = Arrays.asList("Harrison Ford", "Carrie Fisher", "Mark Hamill"); + List newDatabase = new ArrayList<>(); + + LocalDateTime twoSecondsLater = LocalDateTime.now().plusSeconds(2); + Date twoSecondsLaterAsDate = Date.from(twoSecondsLater.atZone(ZoneId.systemDefault()).toInstant()); + + new Timer().schedule(new DatabaseMigrationTask(oldDatabase, newDatabase), twoSecondsLaterAsDate); + + while (LocalDateTime.now().isBefore(twoSecondsLater)) { + assertThat(newDatabase).isEmpty(); + Thread.sleep(500); + } + assertThat(newDatabase).containsExactlyElementsOf(oldDatabase); + } + + @Test + void givenDatabaseMigrationTask_whenTimerScheduledInTwoSeconds_thenDataMigratedAfterTwoSeconds() throws Exception { + List oldDatabase = Arrays.asList("Harrison Ford", "Carrie Fisher", "Mark Hamill"); + List newDatabase = new ArrayList<>(); + + new Timer().schedule(new DatabaseMigrationTask(oldDatabase, newDatabase), 2000); + + LocalDateTime twoSecondsLater = LocalDateTime.now().plusSeconds(2); + + while (LocalDateTime.now().isBefore(twoSecondsLater)) { + assertThat(newDatabase).isEmpty(); + Thread.sleep(500); + } + assertThat(newDatabase).containsExactlyElementsOf(oldDatabase); + } +} \ No newline at end of file diff --git a/core-java-modules/core-java-date-operations-2/src/test/java/com/baeldung/timer/NewsletterTaskUnitTest.java b/core-java-modules/core-java-date-operations-2/src/test/java/com/baeldung/timer/NewsletterTaskUnitTest.java new file mode 100644 index 0000000000..ffbe39c2bc --- /dev/null +++ b/core-java-modules/core-java-date-operations-2/src/test/java/com/baeldung/timer/NewsletterTaskUnitTest.java @@ -0,0 +1,33 @@ +package com.baeldung.timer; + +import org.junit.jupiter.api.AfterEach; +import org.junit.jupiter.api.Test; + +import java.util.Timer; + +class NewsletterTaskUnitTest { + private final Timer timer = new Timer(); + + @AfterEach + void afterEach() { + timer.cancel(); + } + + @Test + void givenNewsletterTask_whenTimerScheduledEachSecondFixedDelay_thenNewsletterSentEachSecond() throws Exception { + timer.schedule(new NewsletterTask(), 0, 1000); + + for (int i = 0; i < 3; i++) { + Thread.sleep(1000); + } + } + + @Test + void givenNewsletterTask_whenTimerScheduledEachSecondFixedRate_thenNewsletterSentEachSecond() throws Exception { + timer.scheduleAtFixedRate(new NewsletterTask(), 0, 1000); + + for (int i = 0; i < 3; i++) { + Thread.sleep(1000); + } + } +} \ No newline at end of file diff --git a/core-java-modules/core-java-datetime-java8/src/main/java/com/baeldung/datebasics/CreateDate.java b/core-java-modules/core-java-datetime-java8/src/main/java/com/baeldung/datebasics/CreateDate.java new file mode 100644 index 0000000000..327827e03a --- /dev/null +++ b/core-java-modules/core-java-datetime-java8/src/main/java/com/baeldung/datebasics/CreateDate.java @@ -0,0 +1,45 @@ +package com.baeldung.datebasics; + +import java.time.Clock; +import java.time.LocalDate; +import java.time.Month; +import java.time.ZoneId; +import java.time.format.DateTimeFormatter; + +public class CreateDate { + public LocalDate getTodaysDate() { + return LocalDate.now(); + } + + public LocalDate getTodaysDateFromClock() { + return LocalDate.now(Clock.systemDefaultZone()); + } + + public LocalDate getTodaysDateFromZone(String zone) { + return LocalDate.now(ZoneId.of(zone)); + } + + public LocalDate getCustomDateOne(int year, int month, int dayOfMonth) { + return LocalDate.of(year, month, dayOfMonth); + } + + public LocalDate getCustomDateTwo(int year, Month month, int dayOfMonth) { + return LocalDate.of(year, month, dayOfMonth); + } + + public LocalDate getDateFromEpochDay(long epochDay) { + return LocalDate.ofEpochDay(epochDay); + } + + public LocalDate getDateFromYearAndDayOfYear(int year, int dayOfYear) { + return LocalDate.ofYearDay(year, dayOfYear); + } + + public LocalDate getDateFromString(String date) { + return LocalDate.parse(date); + } + + public LocalDate getDateFromStringAndFormatter(String date, String pattern) { + return LocalDate.parse(date, DateTimeFormatter.ofPattern(pattern)); + } +} diff --git a/core-java-modules/core-java-datetime-java8/src/test/java/com/baeldung/datebasics/CreateDateUnitTest.java b/core-java-modules/core-java-datetime-java8/src/test/java/com/baeldung/datebasics/CreateDateUnitTest.java new file mode 100644 index 0000000000..54f3285ea0 --- /dev/null +++ b/core-java-modules/core-java-datetime-java8/src/test/java/com/baeldung/datebasics/CreateDateUnitTest.java @@ -0,0 +1,56 @@ +package com.baeldung.datebasics; + +import static org.junit.Assert.assertEquals; + +import java.time.Month; + +import org.junit.Test; + +public class CreateDateUnitTest { + private CreateDate date = new CreateDate(); + + @Test + public void whenUsingNowMethod_thenLocalDate() { + assertEquals("2020-01-08", date.getTodaysDate()); + } + + @Test + public void whenUsingClock_thenLocalDate() { + assertEquals("2020-01-08", date.getTodaysDateFromClock()); + } + + @Test + public void givenValues_whenUsingZone_thenLocalDate() { + assertEquals("2020-01-08", date.getTodaysDateFromZone("Asia/Kolkata")); + } + + @Test + public void givenValues_whenUsingOfMethod_thenLocalDate() { + assertEquals("2020-01-08", date.getCustomDateOne(2020, 1, 8)); + } + + @Test + public void givenValuesWithMonthEnum_whenUsingOfMethod_thenLocalDate() { + assertEquals("2020-01-08", date.getCustomDateTwo(2020, Month.JANUARY, 8)); + } + + @Test + public void givenValues_whenUsingEpochDay_thenLocalDate() { + assertEquals("2020-01-08", date.getDateFromEpochDay(18269)); + } + + @Test + public void givenValues_whenUsingYearDay_thenLocalDate() { + assertEquals("2020-01-08", date.getDateFromYearAndDayOfYear(2020, 8)); + } + + @Test + public void givenValues_whenUsingParse_thenLocalDate() { + assertEquals("2020-01-08", date.getDateFromString("2020-01-08")); + } + + @Test + public void givenValuesWithFormatter_whenUsingParse_thenLocalDate() { + assertEquals("2020-01-08", date.getDateFromStringAndFormatter("8-Jan-2020", "d-MMM-yyyy")); + } +} diff --git a/core-java-modules/core-java-lang-operators/src/test/java/com/baeldung/ternaryoperator/TernaryOperatorUnitTest.java b/core-java-modules/core-java-lang-operators/src/test/java/com/baeldung/ternaryoperator/TernaryOperatorUnitTest.java index 6b292ad8ab..728c83a107 100644 --- a/core-java-modules/core-java-lang-operators/src/test/java/com/baeldung/ternaryoperator/TernaryOperatorUnitTest.java +++ b/core-java-modules/core-java-lang-operators/src/test/java/com/baeldung/ternaryoperator/TernaryOperatorUnitTest.java @@ -6,7 +6,7 @@ import org.junit.Test; public class TernaryOperatorUnitTest { @Test - public void givenACondition_whenUsingTernaryOperator_thenItEvaluatesConditionAndReturnsAValue() { + public void whenUsingTernaryOperator_thenConditionIsEvaluatedAndValueReturned() { int number = 10; String msg = number > 10 ? "Number is greater than 10" : "Number is less than or equal to 10"; @@ -14,7 +14,7 @@ public class TernaryOperatorUnitTest { } @Test - public void givenATrueCondition_whenUsingTernaryOperator_thenOnlyExpression1IsEvaluated() { + public void whenConditionIsTrue_thenOnlyFirstExpressionIsEvaluated() { int exp1 = 0, exp2 = 0; int result = 12 > 10 ? ++exp1 : ++exp2; @@ -24,7 +24,7 @@ public class TernaryOperatorUnitTest { } @Test - public void givenAFalseCondition_whenUsingTernaryOperator_thenOnlyExpression2IsEvaluated() { + public void whenConditionIsFalse_thenOnlySecondExpressionIsEvaluated() { int exp1 = 0, exp2 = 0; int result = 8 > 10 ? ++exp1 : ++exp2; diff --git a/data-structures/pom.xml b/data-structures/pom.xml index e8f4628062..f4a8ea3a14 100644 --- a/data-structures/pom.xml +++ b/data-structures/pom.xml @@ -12,6 +12,21 @@ 1.0.0-SNAPSHOT + + + github.release.repo + https://raw.github.com/bulldog2011/bulldog-repo/master/repo/releases/ + + + + + + com.leansoft + bigqueue + 0.7.0 + + + diff --git a/data-structures/src/test/java/com/baeldung/bigqueue/BigQueueLiveTest.java b/data-structures/src/test/java/com/baeldung/bigqueue/BigQueueLiveTest.java new file mode 100644 index 0000000000..c0305a7ca3 --- /dev/null +++ b/data-structures/src/test/java/com/baeldung/bigqueue/BigQueueLiveTest.java @@ -0,0 +1,82 @@ +package com.baeldung.bigqueue; + +import com.leansoft.bigqueue.BigQueueImpl; +import com.leansoft.bigqueue.IBigQueue; +import org.junit.After; +import org.junit.Before; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.junit.runners.JUnit4; + +import java.io.IOException; + +import static org.junit.jupiter.api.Assertions.assertEquals; + +@RunWith(JUnit4.class) +public class BigQueueLiveTest { + + private IBigQueue bigQueue; + + @Before + public void setup() throws IOException { + String queueDir = System.getProperty("user.home"); + String queueName = "baeldung-queue"; + bigQueue = new BigQueueImpl(queueDir, queueName); + } + + @After + public void emptyQueue() throws IOException { + bigQueue.removeAll(); + bigQueue.gc(); + bigQueue.close(); + } + + @Test + public void whenAddingRecords_ThenTheSizeIsCorrect() throws IOException { + for (int i = 1; i <= 100; i++) { + bigQueue.enqueue(String.valueOf(i).getBytes()); + } + + assertEquals(100, bigQueue.size()); + } + + @Test + public void whenAddingRecords_ThenTheyCanBeRetrieved() throws IOException { + bigQueue.enqueue(String.valueOf("new_record").getBytes()); + + String record = new String(bigQueue.dequeue()); + assertEquals("new_record", record); + } + + @Test + public void whenDequeueingRecords_ThenTheyAreConsumed() throws IOException { + for (int i = 1; i <= 100; i++) { + bigQueue.enqueue(String.valueOf(i).getBytes()); + } + bigQueue.dequeue(); + + assertEquals(99, bigQueue.size()); + } + + @Test + public void whenPeekingRecords_ThenSizeDoesntChange() throws IOException { + for (int i = 1; i <= 100; i++) { + bigQueue.enqueue(String.valueOf(i).getBytes()); + } + String firstRecord = new String(bigQueue.peek()); + + assertEquals("1", firstRecord); + assertEquals(100, bigQueue.size()); + } + + @Test + public void whenEmptyingTheQueue_ThenItSizeIs0() throws IOException { + for (int i = 1; i <= 100; i++) { + bigQueue.enqueue(String.valueOf(i).getBytes()); + } + bigQueue.removeAll(); + + assertEquals(0, bigQueue.size()); + } + +} diff --git a/java-numbers-3/pom.xml b/java-numbers-3/pom.xml index 3dd8e16bc7..e3c64064c7 100644 --- a/java-numbers-3/pom.xml +++ b/java-numbers-3/pom.xml @@ -12,6 +12,14 @@ 0.0.1-SNAPSHOT ../parent-java + + + + it.unimi.dsi + dsiutils + 2.6.0 + + java-numbers-3 diff --git a/java-numbers-3/src/main/java/com/baeldung/randomnumbers/RandomNumbersGenerator.java b/java-numbers-3/src/main/java/com/baeldung/randomnumbers/RandomNumbersGenerator.java new file mode 100644 index 0000000000..50a072371e --- /dev/null +++ b/java-numbers-3/src/main/java/com/baeldung/randomnumbers/RandomNumbersGenerator.java @@ -0,0 +1,103 @@ +package com.baeldung.randomnumbers; + +import java.security.SecureRandom; +import java.util.Random; +import java.util.SplittableRandom; +import java.util.concurrent.ThreadLocalRandom; +import java.util.stream.IntStream; + +import org.apache.commons.math3.random.RandomDataGenerator; + +import it.unimi.dsi.util.XoRoShiRo128PlusRandom; + +public class RandomNumbersGenerator { + + public Integer generateRandomWithMathRandom(int max, int min) { + return (int) ((Math.random() * (max - min)) + min); + } + + public Integer generateRandomWithNextInt() { + Random random = new Random(); + int randomWithNextInt = random.nextInt(); + return randomWithNextInt; + } + + public Integer generateRandomWithNextIntWithinARange(int min, int max) { + Random random = new Random(); + int randomWintNextIntWithinARange = random.nextInt(max - min) + min; + return randomWintNextIntWithinARange; + } + + public IntStream generateRandomUnlimitedIntStream() { + Random random = new Random(); + IntStream unlimitedIntStream = random.ints(); + return unlimitedIntStream; + } + + public IntStream generateRandomLimitedIntStream(long streamSize) { + Random random = new Random(); + IntStream limitedIntStream = random.ints(streamSize); + return limitedIntStream; + } + + public IntStream generateRandomLimitedIntStreamWithinARange(int min, int max, long streamSize) { + Random random = new Random(); + IntStream limitedIntStreamWithinARange = random.ints(streamSize, min, max); + return limitedIntStreamWithinARange; + } + + public Integer generateRandomWithThreadLocalRandom() { + int randomWithThreadLocalRandom = ThreadLocalRandom.current() + .nextInt(); + return randomWithThreadLocalRandom; + } + + public Integer generateRandomWithThreadLocalRandomInARange(int min, int max) { + int randomWithThreadLocalRandomInARange = ThreadLocalRandom.current() + .nextInt(min, max); + return randomWithThreadLocalRandomInARange; + } + + public Integer generateRandomWithThreadLocalRandomFromZero(int max) { + int randomWithThreadLocalRandomFromZero = ThreadLocalRandom.current() + .nextInt(max); + return randomWithThreadLocalRandomFromZero; + } + + public Integer generateRandomWithSplittableRandom(int min, int max) { + SplittableRandom splittableRandom = new SplittableRandom(); + int randomWithSplittableRandom = splittableRandom.nextInt(min, max); + return randomWithSplittableRandom; + } + + public IntStream generateRandomWithSplittableRandomLimitedIntStreamWithinARange(int min, int max, long streamSize) { + SplittableRandom splittableRandom = new SplittableRandom(); + IntStream limitedIntStreamWithinARangeWithSplittableRandom = splittableRandom.ints(streamSize, min, max); + return limitedIntStreamWithinARangeWithSplittableRandom; + } + + public Integer generateRandomWithSecureRandom() { + SecureRandom secureRandom = new SecureRandom(); + int randomWithSecureRandom = secureRandom.nextInt(); + return randomWithSecureRandom; + } + + public Integer generateRandomWithSecureRandomWithinARange(int min, int max) { + SecureRandom secureRandom = new SecureRandom(); + int randomWithSecureRandomWithinARange = secureRandom.nextInt(max - min) + min; + return randomWithSecureRandomWithinARange; + } + + public Integer generateRandomWithRandomDataGenerator(int min, int max) { + RandomDataGenerator randomDataGenerator = new RandomDataGenerator(); + int randomWithRandomDataGenerator = randomDataGenerator.nextInt(min, max); + return randomWithRandomDataGenerator; + } + + public Integer generateRandomWithXoRoShiRo128PlusRandom(int min, int max) { + XoRoShiRo128PlusRandom xoroRandom = new XoRoShiRo128PlusRandom(); + int randomWithXoRoShiRo128PlusRandom = xoroRandom.nextInt(max - min) + min; + return randomWithXoRoShiRo128PlusRandom; + } + +} diff --git a/java-numbers-3/src/test/java/com/baeldung/randomnumbers/RandomNumbersGeneratorUnitTest.java b/java-numbers-3/src/test/java/com/baeldung/randomnumbers/RandomNumbersGeneratorUnitTest.java new file mode 100644 index 0000000000..bdd955a4ee --- /dev/null +++ b/java-numbers-3/src/test/java/com/baeldung/randomnumbers/RandomNumbersGeneratorUnitTest.java @@ -0,0 +1,154 @@ +package com.baeldung.randomnumbers; + +import static org.junit.Assert.assertNotNull; +import static org.junit.Assert.assertTrue; + +import java.util.stream.IntStream; + +import org.junit.Test; + +public class RandomNumbersGeneratorUnitTest { + + private static final int MIN_RANGE = 1; + private static final int MAX_RANGE = 10; + private static final int MIN_RANGE_NEGATIVE = -10; + private static final int ITERATIONS = 50; + private static final long STREAM_SIZE = 50; + + @Test + public void whenGenerateRandomWithMathRandom_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + for (int i = 0; i < ITERATIONS; i++) { + int randomNumer = generator.generateRandomWithMathRandom(MIN_RANGE, MAX_RANGE); + assertTrue(isInRange(randomNumer, MIN_RANGE, MAX_RANGE)); + } + } + + @Test + public void whenGenerateRandomWithNextInt_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + for (int i = 0; i < ITERATIONS; i++) { + int randomNumber = generator.generateRandomWithNextInt(); + assertTrue(isInRange(randomNumber, Integer.MIN_VALUE, Integer.MAX_VALUE)); + } + } + + @Test + public void whenGenerateRandomWithNextIntWithinARange_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + for (int i = 0; i < ITERATIONS; i++) { + int randomNumber = generator.generateRandomWithNextIntWithinARange(MIN_RANGE, MAX_RANGE); + assertTrue(isInRange(randomNumber, MIN_RANGE, MAX_RANGE)); + } + } + + @Test + public void whenGenerateRandomUnlimitedIntStream_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + IntStream stream = generator.generateRandomUnlimitedIntStream(); + assertNotNull(stream); + Integer randomNumber = stream.findFirst() + .getAsInt(); + assertNotNull(randomNumber); + assertTrue(isInRange(randomNumber, Integer.MIN_VALUE, Integer.MAX_VALUE)); + } + + @Test + public void whenGenerateRandomLimitedIntStream_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + generator.generateRandomLimitedIntStream(STREAM_SIZE) + .forEach(randomNumber -> assertTrue(isInRange(randomNumber, Integer.MIN_VALUE, Integer.MAX_VALUE))); + } + + @Test + public void whenGenerateRandomLimitedIntStreamWithinARange_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + generator.generateRandomLimitedIntStreamWithinARange(MIN_RANGE, MAX_RANGE, STREAM_SIZE) + .forEach(randomNumber -> assertTrue(isInRange(randomNumber, MIN_RANGE, MAX_RANGE))); + } + + @Test + public void whenGenerateRandomWithThreadLocalRandom_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + for (int i = 0; i < ITERATIONS; i++) { + int randomNumber = generator.generateRandomWithThreadLocalRandom(); + assertTrue(isInRange(randomNumber, Integer.MIN_VALUE, Integer.MAX_VALUE)); + } + } + + @Test + public void whenGenerateRandomWithThreadLocalRandomInARange_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + for (int i = 0; i < ITERATIONS; i++) { + int randomNumber = generator.generateRandomWithThreadLocalRandomInARange(MIN_RANGE, MAX_RANGE); + assertTrue(isInRange(randomNumber, MIN_RANGE, MAX_RANGE)); + } + } + + @Test + public void whenGenerateRandomWithThreadLocalRandomFromZero_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + for (int i = 0; i < ITERATIONS; i++) { + int randomNumber = generator.generateRandomWithThreadLocalRandomFromZero(MAX_RANGE); + assertTrue(isInRange(randomNumber, 0, MAX_RANGE)); + } + } + + @Test + public void whenGenerateRandomWithSplittableRandom_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + for (int i = 0; i < ITERATIONS; i++) { + int randomNumber = generator.generateRandomWithSplittableRandom(MIN_RANGE_NEGATIVE, MAX_RANGE); + assertTrue(isInRange(randomNumber, MIN_RANGE_NEGATIVE, MAX_RANGE)); + } + } + + @Test + public void whenGenerateRandomWithSplittableRandomLimitedIntStreamWithinARange_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + generator.generateRandomWithSplittableRandomLimitedIntStreamWithinARange(MIN_RANGE, MAX_RANGE, STREAM_SIZE) + .forEach(randomNumber -> assertTrue(isInRange(randomNumber, MIN_RANGE, MAX_RANGE))); + } + + @Test + public void whenGenerateRandomWithSecureRandom_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + for (int i = 0; i < ITERATIONS; i++) { + int randomNumber = generator.generateRandomWithSecureRandom(); + assertTrue(isInRange(randomNumber, Integer.MIN_VALUE, Integer.MAX_VALUE)); + } + } + + @Test + public void whenGenerateRandomWithSecureRandomWithinARange_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + for (int i = 0; i < ITERATIONS; i++) { + int randomNumber = generator.generateRandomWithSecureRandomWithinARange(MIN_RANGE, MAX_RANGE); + assertTrue(isInRange(randomNumber, MIN_RANGE, MAX_RANGE)); + } + } + + @Test + public void whenGenerateRandomWithRandomDataGenerator_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + for (int i = 0; i < ITERATIONS; i++) { + int randomNumber = generator.generateRandomWithRandomDataGenerator(MIN_RANGE, MAX_RANGE); + // RandomDataGenerator top is inclusive + assertTrue(isInRange(randomNumber, MIN_RANGE, MAX_RANGE + 1)); + } + } + + @Test + public void whenGenerateRandomWithXoRoShiRo128PlusRandom_returnsSuccessfully() { + RandomNumbersGenerator generator = new RandomNumbersGenerator(); + for (int i = 0; i < ITERATIONS; i++) { + int randomNumber = generator.generateRandomWithXoRoShiRo128PlusRandom(MIN_RANGE, MAX_RANGE); + assertTrue(isInRange(randomNumber, MIN_RANGE, MAX_RANGE)); + } + } + + private boolean isInRange(int number, int min, int max) { + return min <= number && number < max; + } + +} diff --git a/libraries-3/pom.xml b/libraries-3/pom.xml index c8980fd309..6942aa736d 100644 --- a/libraries-3/pom.xml +++ b/libraries-3/pom.xml @@ -23,10 +23,16 @@ lombok ${lombok.version} + + org.cactoos + cactoos + ${cactoos.version} + 1.78 1.18.6 + 0.43 - + \ No newline at end of file diff --git a/libraries-3/src/main/java/com/baeldung/cactoos/CactoosCollectionUtils.java b/libraries-3/src/main/java/com/baeldung/cactoos/CactoosCollectionUtils.java new file mode 100644 index 0000000000..717c63ae63 --- /dev/null +++ b/libraries-3/src/main/java/com/baeldung/cactoos/CactoosCollectionUtils.java @@ -0,0 +1,28 @@ +package com.baeldung.cactoos; + +import java.util.Collection; +import java.util.List; + +import org.cactoos.collection.Filtered; +import org.cactoos.iterable.IterableOf; +import org.cactoos.list.ListOf; +import org.cactoos.scalar.And; +import org.cactoos.text.FormattedText; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class CactoosCollectionUtils { + + final Logger LOGGER = LoggerFactory.getLogger(CactoosCollectionUtils.class); + + public void iterateCollection(List strings) throws Exception { + new And((String input) -> LOGGER.info(new FormattedText("%s\n", input).asString()), strings).value(); + } + + public Collection getFilteredList(List strings) { + Collection filteredStrings = new ListOf<>( + new Filtered<>(string -> string.length() == 5, new IterableOf<>(strings))); + return filteredStrings; + } + +} diff --git a/libraries-3/src/main/java/com/baeldung/cactoos/CactoosStringUtils.java b/libraries-3/src/main/java/com/baeldung/cactoos/CactoosStringUtils.java new file mode 100644 index 0000000000..3e2903ebf4 --- /dev/null +++ b/libraries-3/src/main/java/com/baeldung/cactoos/CactoosStringUtils.java @@ -0,0 +1,37 @@ +package com.baeldung.cactoos; + +import java.io.IOException; + +import org.cactoos.text.FormattedText; +import org.cactoos.text.IsBlank; +import org.cactoos.text.Lowered; +import org.cactoos.text.TextOf; +import org.cactoos.text.Upper; + +public class CactoosStringUtils { + + public String createString() throws IOException { + String testString = new TextOf("Test String").asString(); + return testString; + } + + public String createdFormattedString(String stringToFormat) throws IOException { + String formattedString = new FormattedText("Hello %s", stringToFormat).asString(); + return formattedString; + } + + public String toLowerCase(String testString) throws IOException { + String lowerCaseString = new Lowered(new TextOf(testString)).asString(); + return lowerCaseString; + } + + public String toUpperCase(String testString) throws Exception { + String upperCaseString = new Upper(new TextOf(testString)).asString(); + return upperCaseString; + } + + public boolean isBlank(String testString) throws Exception { + return new IsBlank(new TextOf(testString)) != null; + } + +} diff --git a/libraries-3/src/test/java/com/baeldung/cactoos/CactoosCollectionUtilsUnitTest.java b/libraries-3/src/test/java/com/baeldung/cactoos/CactoosCollectionUtilsUnitTest.java new file mode 100644 index 0000000000..c6bcbd7df7 --- /dev/null +++ b/libraries-3/src/test/java/com/baeldung/cactoos/CactoosCollectionUtilsUnitTest.java @@ -0,0 +1,35 @@ +package com.baeldung.cactoos; + +import static org.junit.jupiter.api.Assertions.assertEquals; + +import java.io.IOException; +import java.util.List; +import java.util.ArrayList; + +import org.junit.Test; + +public class CactoosCollectionUtilsUnitTest { + + @Test + public void whenFilteredClassIsCalledWithSpecificArgs_thenCorrespondingFilteredCollectionShouldBeReturned() throws IOException { + + CactoosCollectionUtils obj = new CactoosCollectionUtils(); + + // when + List strings = new ArrayList() { + { + add("Hello"); + add("John"); + add("Smith"); + add("Eric"); + add("Dizzy"); + } + }; + int size = obj.getFilteredList(strings).size(); + + // then + assertEquals(3, size); + + } + +} diff --git a/libraries-3/src/test/java/com/baeldung/cactoos/CactoosStringUtilsUnitTest.java b/libraries-3/src/test/java/com/baeldung/cactoos/CactoosStringUtilsUnitTest.java new file mode 100644 index 0000000000..67dd6d91e4 --- /dev/null +++ b/libraries-3/src/test/java/com/baeldung/cactoos/CactoosStringUtilsUnitTest.java @@ -0,0 +1,54 @@ +package com.baeldung.cactoos; + +import static org.junit.jupiter.api.Assertions.assertEquals; + +import java.io.IOException; + +import org.junit.Test; + +public class CactoosStringUtilsUnitTest { + + @Test + public void whenFormattedTextIsPassedWithArgs_thenFormattedStringIsReturned() throws IOException { + + CactoosStringUtils obj = new CactoosStringUtils(); + + // when + String formattedString = obj.createdFormattedString("John"); + + // then + assertEquals("Hello John", formattedString); + + } + + @Test + public void whenStringIsPassesdToLoweredOrUpperClass_thenCorrespondingStringIsReturned() throws Exception { + + CactoosStringUtils obj = new CactoosStringUtils(); + + // when + String lowerCaseString = obj.toLowerCase("TeSt StrIng"); + String upperCaseString = obj.toUpperCase("TeSt StrIng"); + + // then + assertEquals("test string", lowerCaseString); + assertEquals("TEST STRING", upperCaseString); + + } + + @Test + public void whenEmptyStringIsPassesd_thenIsBlankReturnsTrue() throws Exception { + + CactoosStringUtils obj = new CactoosStringUtils(); + + // when + boolean isBlankEmptyString = obj.isBlank(""); + boolean isBlankNull = obj.isBlank(null); + + // then + assertEquals(true, isBlankEmptyString); + assertEquals(true, isBlankNull); + + } + +} diff --git a/persistence-modules/spring-persistence-simple/src/main/java/com/baeldung/config/PersistenceJPAConfig.java b/persistence-modules/spring-persistence-simple/src/main/java/com/baeldung/config/PersistenceJPAConfig.java index e202e45b32..7d3a881827 100644 --- a/persistence-modules/spring-persistence-simple/src/main/java/com/baeldung/config/PersistenceJPAConfig.java +++ b/persistence-modules/spring-persistence-simple/src/main/java/com/baeldung/config/PersistenceJPAConfig.java @@ -15,6 +15,7 @@ import org.springframework.dao.annotation.PersistenceExceptionTranslationPostPro import org.springframework.data.jpa.repository.config.EnableJpaRepositories; import org.springframework.jdbc.datasource.DriverManagerDataSource; import org.springframework.orm.jpa.JpaTransactionManager; +import org.springframework.orm.jpa.JpaVendorAdapter; import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean; import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter; import org.springframework.transaction.PlatformTransactionManager; @@ -39,12 +40,12 @@ public class PersistenceJPAConfig { // beans @Bean - public LocalContainerEntityManagerFactoryBean entityManagerFactoryBean() { + public LocalContainerEntityManagerFactoryBean entityManagerFactory() { final LocalContainerEntityManagerFactoryBean em = new LocalContainerEntityManagerFactoryBean(); em.setDataSource(dataSource()); em.setPackagesToScan(new String[] { "com.baeldung.persistence.model" }); - final HibernateJpaVendorAdapter vendorAdapter = new HibernateJpaVendorAdapter(); + final JpaVendorAdapter vendorAdapter = new HibernateJpaVendorAdapter(); em.setJpaVendorAdapter(vendorAdapter); em.setJpaProperties(additionalProperties()); diff --git a/persistence-modules/spring-persistence-simple/src/test/java/com/baeldung/persistence/service/transactional/PersistenceTransactionalTestConfig.java b/persistence-modules/spring-persistence-simple/src/test/java/com/baeldung/persistence/service/transactional/PersistenceTransactionalTestConfig.java index fde1857ca2..72031a2232 100644 --- a/persistence-modules/spring-persistence-simple/src/test/java/com/baeldung/persistence/service/transactional/PersistenceTransactionalTestConfig.java +++ b/persistence-modules/spring-persistence-simple/src/test/java/com/baeldung/persistence/service/transactional/PersistenceTransactionalTestConfig.java @@ -14,6 +14,7 @@ import org.springframework.dao.annotation.PersistenceExceptionTranslationPostPro import org.springframework.data.jpa.repository.config.EnableJpaRepositories; import org.springframework.jdbc.datasource.DriverManagerDataSource; import org.springframework.orm.jpa.JpaTransactionManager; +import org.springframework.orm.jpa.JpaVendorAdapter; import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean; import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter; import org.springframework.transaction.PlatformTransactionManager; @@ -91,12 +92,12 @@ public class PersistenceTransactionalTestConfig { // beans @Bean - public LocalContainerEntityManagerFactoryBean entityManagerFactoryBean() { + public LocalContainerEntityManagerFactoryBean entityManagerFactory() { final LocalContainerEntityManagerFactoryBean em = new LocalContainerEntityManagerFactoryBean(); em.setDataSource(dataSource()); em.setPackagesToScan(new String[] { "com.baeldung.persistence.model" }); - final HibernateJpaVendorAdapter vendorAdapter = new HibernateJpaVendorAdapter(); + final JpaVendorAdapter vendorAdapter = new HibernateJpaVendorAdapter(); em.setJpaVendorAdapter(vendorAdapter); em.setJpaProperties(additionalProperties()); diff --git a/pom.xml b/pom.xml index c28fcdb273..71e5d21b02 100644 --- a/pom.xml +++ b/pom.xml @@ -341,6 +341,7 @@ algorithms-miscellaneous-4 algorithms-miscellaneous-5 algorithms-sorting + algorithms-sorting-2 algorithms-searching animal-sniffer-mvn-plugin annotations @@ -985,6 +986,7 @@ algorithms-miscellaneous-4 algorithms-miscellaneous-5 algorithms-sorting + algorithms-sorting-2 algorithms-searching animal-sniffer-mvn-plugin annotations diff --git a/spring-boot-admin/pom.xml b/spring-boot-admin/pom.xml index ab2b92102c..8dbce0fd6c 100644 --- a/spring-boot-admin/pom.xml +++ b/spring-boot-admin/pom.xml @@ -11,6 +11,7 @@ com.baeldung parent-boot-2 0.0.1-SNAPSHOT + ../parent-boot-2 diff --git a/spring-boot-properties/src/test/java/com/baeldung/properties/testproperty/FilePropertyInjectionUnitTest.java b/spring-boot-properties/src/test/java/com/baeldung/properties/testproperty/FilePropertyInjectionUnitTest.java new file mode 100644 index 0000000000..874f632401 --- /dev/null +++ b/spring-boot-properties/src/test/java/com/baeldung/properties/testproperty/FilePropertyInjectionUnitTest.java @@ -0,0 +1,24 @@ +package com.baeldung.properties.testproperty; + +import org.assertj.core.api.Assertions; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.test.context.ContextConfiguration; +import org.springframework.test.context.TestPropertySource; +import org.springframework.test.context.junit4.SpringRunner; + +import static org.assertj.core.api.Assertions.assertThat; + +@RunWith(SpringRunner.class) +@TestPropertySource("/foo.properties") +public class FilePropertyInjectionUnitTest { + + @Value("${foo}") + private String foo; + + @Test + public void whenFilePropertyProvided_thenProperlyInjected() { + assertThat(foo).isEqualTo("bar"); + } +} diff --git a/spring-boot-properties/src/test/java/com/baeldung/properties/testproperty/PropertyInjectionUnitTest.java b/spring-boot-properties/src/test/java/com/baeldung/properties/testproperty/PropertyInjectionUnitTest.java new file mode 100644 index 0000000000..9492e18322 --- /dev/null +++ b/spring-boot-properties/src/test/java/com/baeldung/properties/testproperty/PropertyInjectionUnitTest.java @@ -0,0 +1,23 @@ +package com.baeldung.properties.testproperty; + +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.test.context.ContextConfiguration; +import org.springframework.test.context.TestPropertySource; +import org.springframework.test.context.junit4.SpringRunner; + +import static org.assertj.core.api.Assertions.assertThat; + +@RunWith(SpringRunner.class) +@TestPropertySource(properties = {"foo=bar"}) +public class PropertyInjectionUnitTest { + + @Value("${foo}") + private String foo; + + @Test + public void whenPropertyProvided_thenProperlyInjected() { + assertThat(foo).isEqualTo("bar"); + } +} diff --git a/spring-boot-properties/src/test/java/com/baeldung/properties/testproperty/SpringBootPropertyInjectionIntegrationTest.java b/spring-boot-properties/src/test/java/com/baeldung/properties/testproperty/SpringBootPropertyInjectionIntegrationTest.java new file mode 100644 index 0000000000..fdca7e814d --- /dev/null +++ b/spring-boot-properties/src/test/java/com/baeldung/properties/testproperty/SpringBootPropertyInjectionIntegrationTest.java @@ -0,0 +1,23 @@ +package com.baeldung.properties.testproperty; + +import com.baeldung.properties.reloading.SpringBootPropertiesTestApplication; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.boot.test.context.SpringBootTest; +import org.springframework.test.context.junit4.SpringRunner; + +import static org.assertj.core.api.Assertions.assertThat; + +@RunWith(SpringRunner.class) +@SpringBootTest(properties = {"foo=bar"}, classes = SpringBootPropertiesTestApplication.class) +public class SpringBootPropertyInjectionIntegrationTest { + + @Value("${foo}") + private String foo; + + @Test + public void whenSpringBootPropertyProvided_thenProperlyInjected() { + assertThat(foo).isEqualTo("bar"); + } +} diff --git a/spring-boot-properties/src/test/resources/foo.properties b/spring-boot-properties/src/test/resources/foo.properties new file mode 100644 index 0000000000..c9f0304f65 --- /dev/null +++ b/spring-boot-properties/src/test/resources/foo.properties @@ -0,0 +1 @@ +foo=bar \ No newline at end of file diff --git a/spring-boot/pom.xml b/spring-boot/pom.xml index 2152a0a00d..b8ebd27e13 100644 --- a/spring-boot/pom.xml +++ b/spring-boot/pom.xml @@ -7,16 +7,17 @@ spring-boot war This is simple boot application for Spring boot actuator test + 0.0.1-SNAPSHOT - com.baeldung parent-boot-2 + com.baeldung 0.0.1-SNAPSHOT ../parent-boot-2 - + org.junit.jupiter @@ -198,6 +199,16 @@ + + org.apache.maven.plugins + maven-resources-plugin + + + @ + + false + + @@ -251,6 +262,7 @@ 5.2.4 18.0 2.2.4 + @ diff --git a/spring-boot/src/main/java/com/baeldung/buildproperties/Application.java b/spring-boot/src/main/java/com/baeldung/buildproperties/Application.java new file mode 100644 index 0000000000..405cec3eac --- /dev/null +++ b/spring-boot/src/main/java/com/baeldung/buildproperties/Application.java @@ -0,0 +1,18 @@ +package com.baeldung.buildproperties; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; +import org.springframework.context.annotation.ComponentScan; +import org.springframework.context.annotation.PropertySource; + +@SpringBootApplication +@ComponentScan(basePackages = "com.baeldung.buildproperties") +@PropertySource("classpath:build.properties") +//@PropertySource("classpath:build.yml") +public class Application { + + public static void main(String[] args) { + SpringApplication.run(Application.class, args); + } + +} diff --git a/spring-boot/src/main/java/com/baeldung/buildproperties/BuildInfoService.java b/spring-boot/src/main/java/com/baeldung/buildproperties/BuildInfoService.java new file mode 100644 index 0000000000..2a0d27188e --- /dev/null +++ b/spring-boot/src/main/java/com/baeldung/buildproperties/BuildInfoService.java @@ -0,0 +1,21 @@ +package com.baeldung.buildproperties; + +import org.springframework.beans.factory.annotation.Value; +import org.springframework.stereotype.Service; + +@Service +public class BuildInfoService { + @Value("${application-description}") + private String applicationDescription; + + @Value("${application-version}") + private String applicationVersion; + + public String getApplicationDescription() { + return applicationDescription; + } + + public String getApplicationVersion() { + return applicationVersion; + } +} diff --git a/spring-boot/src/main/resources/build.properties b/spring-boot/src/main/resources/build.properties new file mode 100644 index 0000000000..1612b8086d --- /dev/null +++ b/spring-boot/src/main/resources/build.properties @@ -0,0 +1,2 @@ +application-description=@project.description@ +application-version=@project.version@ \ No newline at end of file diff --git a/spring-boot/src/main/resources/build.yml b/spring-boot/src/main/resources/build.yml new file mode 100644 index 0000000000..528d2e3440 --- /dev/null +++ b/spring-boot/src/main/resources/build.yml @@ -0,0 +1,2 @@ +application-description: ^project.description^ +application-version: ^project.version^ \ No newline at end of file diff --git a/spring-boot/src/test/java/com/baeldung/buildproperties/BuildInfoServiceIntegrationTest.java b/spring-boot/src/test/java/com/baeldung/buildproperties/BuildInfoServiceIntegrationTest.java new file mode 100644 index 0000000000..cb056fe56d --- /dev/null +++ b/spring-boot/src/test/java/com/baeldung/buildproperties/BuildInfoServiceIntegrationTest.java @@ -0,0 +1,24 @@ +package com.baeldung.buildproperties; + +import static org.junit.Assert.assertThat; + +import org.hamcrest.Matchers; +import org.junit.jupiter.api.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.test.context.SpringBootTest; +import org.springframework.test.context.junit4.SpringRunner; + +@RunWith(SpringRunner.class) +@SpringBootTest(classes = Application.class) +class BuildInfoServiceIntegrationTest { + + @Autowired + private BuildInfoService service; + + @Test + void whenGetApplicationDescription_thenSuccess() { + assertThat(service.getApplicationDescription(), Matchers.is("This is simple boot application for Spring boot actuator test")); + assertThat(service.getApplicationVersion(), Matchers.is("0.0.1-SNAPSHOT")); + } +} diff --git a/spring-boot/src/test/java/org/baeldung/boot/repository/FooRepositoryIntegrationTest.java b/spring-boot/src/test/java/org/baeldung/boot/repository/FooRepositoryIntegrationTest.java index 5d02d34f53..c32e36d7e3 100644 --- a/spring-boot/src/test/java/org/baeldung/boot/repository/FooRepositoryIntegrationTest.java +++ b/spring-boot/src/test/java/org/baeldung/boot/repository/FooRepositoryIntegrationTest.java @@ -1,19 +1,17 @@ package org.baeldung.boot.repository; -import static org.junit.Assert.assertThat; - import org.baeldung.boot.DemoApplicationIntegrationTest; import org.baeldung.demo.model.Foo; import org.baeldung.demo.repository.FooRepository; - -import static org.hamcrest.Matchers.notNullValue; -import static org.hamcrest.Matchers.is; - import org.junit.Before; import org.junit.Test; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.transaction.annotation.Transactional; +import static org.hamcrest.Matchers.is; +import static org.hamcrest.Matchers.notNullValue; +import static org.junit.Assert.assertThat; + @Transactional public class FooRepositoryIntegrationTest extends DemoApplicationIntegrationTest { @Autowired @@ -28,8 +26,10 @@ public class FooRepositoryIntegrationTest extends DemoApplicationIntegrationTest @Test public void testFindByName() { Foo foo = fooRepository.findByName("Bar"); + assertThat(foo, notNullValue()); - assertThat(foo.getId(), is(2)); + assertThat(foo.getId(), notNullValue()); + assertThat(foo.getName(), is("Bar")); } } diff --git a/spring-boot/src/test/java/org/baeldung/boot/repository/HibernateSessionIntegrationTest.java b/spring-boot/src/test/java/org/baeldung/boot/repository/HibernateSessionIntegrationTest.java index baa4f70e83..b22282e896 100644 --- a/spring-boot/src/test/java/org/baeldung/boot/repository/HibernateSessionIntegrationTest.java +++ b/spring-boot/src/test/java/org/baeldung/boot/repository/HibernateSessionIntegrationTest.java @@ -1,9 +1,5 @@ package org.baeldung.boot.repository; -import static org.hamcrest.CoreMatchers.is; -import static org.hamcrest.CoreMatchers.notNullValue; -import static org.junit.Assert.assertThat; - import org.baeldung.boot.DemoApplicationIntegrationTest; import org.baeldung.demo.model.Foo; import org.baeldung.demo.repository.FooRepository; @@ -11,6 +7,10 @@ import org.junit.Test; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.transaction.annotation.Transactional; +import static org.hamcrest.CoreMatchers.is; +import static org.hamcrest.CoreMatchers.notNullValue; +import static org.junit.Assert.assertThat; + @Transactional public class HibernateSessionIntegrationTest extends DemoApplicationIntegrationTest { @Autowired @@ -18,13 +18,12 @@ public class HibernateSessionIntegrationTest extends DemoApplicationIntegrationT @Test public void whenSavingWithCurrentSession_thenThrowNoException() { - Foo foo = new Foo("Exception Solved"); - fooRepository.save(foo); - foo = null; - foo = fooRepository.findByName("Exception Solved"); + fooRepository.save(new Foo("Exception Solved")); + + Foo foo = fooRepository.findByName("Exception Solved"); assertThat(foo, notNullValue()); - assertThat(foo.getId(), is(1)); + assertThat(foo.getId(), notNullValue()); assertThat(foo.getName(), is("Exception Solved")); } } diff --git a/spring-exceptions/README.md b/spring-exceptions/README.md index f8c7553f05..2136402d49 100644 --- a/spring-exceptions/README.md +++ b/spring-exceptions/README.md @@ -1,4 +1,4 @@ -## Spring `Exception`s +## Spring Exceptions This module contains articles about Spring `Exception`s diff --git a/spring-mvc-views/src/main/java/com/baeldung/config/DataSourceConfig.java b/spring-mvc-views/src/main/java/com/baeldung/themes/config/DataSourceConfig.java similarity index 94% rename from spring-mvc-views/src/main/java/com/baeldung/config/DataSourceConfig.java rename to spring-mvc-views/src/main/java/com/baeldung/themes/config/DataSourceConfig.java index 803c30f29d..3b1abfd459 100644 --- a/spring-mvc-views/src/main/java/com/baeldung/config/DataSourceConfig.java +++ b/spring-mvc-views/src/main/java/com/baeldung/themes/config/DataSourceConfig.java @@ -1,4 +1,4 @@ -package com.baeldung.config; +package com.baeldung.themes.config; import org.springframework.context.annotation.Bean; import org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor; @@ -27,7 +27,7 @@ public class DataSourceConfig { public LocalContainerEntityManagerFactoryBean entityManagerFactory(DataSource dataSource) { LocalContainerEntityManagerFactoryBean em = new LocalContainerEntityManagerFactoryBean(); em.setDataSource(dataSource); - em.setPackagesToScan("com.baeldung.domain"); + em.setPackagesToScan("com.baeldung.themes.domain"); em.setJpaVendorAdapter(new HibernateJpaVendorAdapter()); return em; } diff --git a/spring-mvc-views/src/main/java/com/baeldung/config/InitSecurity.java b/spring-mvc-views/src/main/java/com/baeldung/themes/config/InitSecurity.java similarity index 82% rename from spring-mvc-views/src/main/java/com/baeldung/config/InitSecurity.java rename to spring-mvc-views/src/main/java/com/baeldung/themes/config/InitSecurity.java index 2bf659f476..929e49cb79 100644 --- a/spring-mvc-views/src/main/java/com/baeldung/config/InitSecurity.java +++ b/spring-mvc-views/src/main/java/com/baeldung/themes/config/InitSecurity.java @@ -1,4 +1,4 @@ -package com.baeldung.config; +package com.baeldung.themes.config; import org.springframework.security.web.context.AbstractSecurityWebApplicationInitializer; diff --git a/spring-mvc-views/src/main/java/com/baeldung/config/SecurityConfig.java b/spring-mvc-views/src/main/java/com/baeldung/themes/config/SecurityConfig.java similarity index 98% rename from spring-mvc-views/src/main/java/com/baeldung/config/SecurityConfig.java rename to spring-mvc-views/src/main/java/com/baeldung/themes/config/SecurityConfig.java index 2e0a413cf3..78a52d4f8b 100644 --- a/spring-mvc-views/src/main/java/com/baeldung/config/SecurityConfig.java +++ b/spring-mvc-views/src/main/java/com/baeldung/themes/config/SecurityConfig.java @@ -1,4 +1,4 @@ -package com.baeldung.config; +package com.baeldung.themes.config; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.context.annotation.Bean; diff --git a/spring-mvc-views/src/main/java/com/baeldung/config/ThemeMVCConfig.java b/spring-mvc-views/src/main/java/com/baeldung/themes/config/ThemeMVCConfig.java similarity index 94% rename from spring-mvc-views/src/main/java/com/baeldung/config/ThemeMVCConfig.java rename to spring-mvc-views/src/main/java/com/baeldung/themes/config/ThemeMVCConfig.java index 86f6f54195..1d3f94258e 100644 --- a/spring-mvc-views/src/main/java/com/baeldung/config/ThemeMVCConfig.java +++ b/spring-mvc-views/src/main/java/com/baeldung/themes/config/ThemeMVCConfig.java @@ -1,6 +1,6 @@ -package com.baeldung.config; +package com.baeldung.themes.config; -import com.baeldung.theme.resolver.UserPreferenceThemeResolver; +import com.baeldung.themes.resolver.UserPreferenceThemeResolver; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.ComponentScan; import org.springframework.context.annotation.Configuration; diff --git a/spring-mvc-views/src/main/java/com/baeldung/config/WebInitializer.java b/spring-mvc-views/src/main/java/com/baeldung/themes/config/WebInitializer.java similarity index 96% rename from spring-mvc-views/src/main/java/com/baeldung/config/WebInitializer.java rename to spring-mvc-views/src/main/java/com/baeldung/themes/config/WebInitializer.java index 5516fb7b3c..3fbe8d043d 100644 --- a/spring-mvc-views/src/main/java/com/baeldung/config/WebInitializer.java +++ b/spring-mvc-views/src/main/java/com/baeldung/themes/config/WebInitializer.java @@ -1,4 +1,4 @@ -package com.baeldung.config; +package com.baeldung.themes.config; import org.springframework.web.WebApplicationInitializer; import org.springframework.web.context.ContextLoaderListener; diff --git a/spring-mvc-views/src/main/java/com/baeldung/controllers/AppController.java b/spring-mvc-views/src/main/java/com/baeldung/themes/controllers/AppController.java similarity index 85% rename from spring-mvc-views/src/main/java/com/baeldung/controllers/AppController.java rename to spring-mvc-views/src/main/java/com/baeldung/themes/controllers/AppController.java index 31343492e1..ed398fa60a 100644 --- a/spring-mvc-views/src/main/java/com/baeldung/controllers/AppController.java +++ b/spring-mvc-views/src/main/java/com/baeldung/themes/controllers/AppController.java @@ -1,4 +1,4 @@ -package com.baeldung.controllers; +package com.baeldung.themes.controllers; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; diff --git a/spring-mvc-views/src/main/java/com/baeldung/domain/UserPreference.java b/spring-mvc-views/src/main/java/com/baeldung/themes/domain/UserPreference.java similarity index 93% rename from spring-mvc-views/src/main/java/com/baeldung/domain/UserPreference.java rename to spring-mvc-views/src/main/java/com/baeldung/themes/domain/UserPreference.java index 81034de947..89f8ea1a36 100644 --- a/spring-mvc-views/src/main/java/com/baeldung/domain/UserPreference.java +++ b/spring-mvc-views/src/main/java/com/baeldung/themes/domain/UserPreference.java @@ -1,4 +1,4 @@ -package com.baeldung.domain; +package com.baeldung.themes.domain; import javax.persistence.Entity; import javax.persistence.Id; diff --git a/spring-mvc-views/src/main/java/com/baeldung/repository/UserPreferenceRepository.java b/spring-mvc-views/src/main/java/com/baeldung/themes/repository/UserPreferenceRepository.java similarity index 66% rename from spring-mvc-views/src/main/java/com/baeldung/repository/UserPreferenceRepository.java rename to spring-mvc-views/src/main/java/com/baeldung/themes/repository/UserPreferenceRepository.java index 77e5da0498..d4e4ff0a5e 100644 --- a/spring-mvc-views/src/main/java/com/baeldung/repository/UserPreferenceRepository.java +++ b/spring-mvc-views/src/main/java/com/baeldung/themes/repository/UserPreferenceRepository.java @@ -1,6 +1,6 @@ -package com.baeldung.repository; +package com.baeldung.themes.repository; -import com.baeldung.domain.UserPreference; +import com.baeldung.themes.domain.UserPreference; import org.springframework.data.repository.PagingAndSortingRepository; public interface UserPreferenceRepository extends PagingAndSortingRepository { diff --git a/spring-mvc-views/src/main/java/com/baeldung/theme/resolver/UserPreferenceThemeResolver.java b/spring-mvc-views/src/main/java/com/baeldung/themes/resolver/UserPreferenceThemeResolver.java similarity index 95% rename from spring-mvc-views/src/main/java/com/baeldung/theme/resolver/UserPreferenceThemeResolver.java rename to spring-mvc-views/src/main/java/com/baeldung/themes/resolver/UserPreferenceThemeResolver.java index 4c59734d41..ff160110fd 100644 --- a/spring-mvc-views/src/main/java/com/baeldung/theme/resolver/UserPreferenceThemeResolver.java +++ b/spring-mvc-views/src/main/java/com/baeldung/themes/resolver/UserPreferenceThemeResolver.java @@ -1,7 +1,7 @@ -package com.baeldung.theme.resolver; +package com.baeldung.themes.resolver; -import com.baeldung.domain.UserPreference; -import com.baeldung.repository.UserPreferenceRepository; +import com.baeldung.themes.domain.UserPreference; +import com.baeldung.themes.repository.UserPreferenceRepository; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.security.core.Authentication; import org.springframework.security.core.context.SecurityContextHolder; diff --git a/spring-scheduling/pom.xml b/spring-scheduling/pom.xml index a337de39b7..8726fea438 100644 --- a/spring-scheduling/pom.xml +++ b/spring-scheduling/pom.xml @@ -5,7 +5,7 @@ spring-scheduling 0.1-SNAPSHOT spring-scheduling - war + jar com.baeldung diff --git a/spring-security-modules/spring-security-rest/src/main/java/org/baeldung/security/SecurityWebApplicationInitializer.java b/spring-security-modules/spring-security-rest/src/main/java/org/baeldung/security/SecurityWebApplicationInitializer.java new file mode 100644 index 0000000000..33978962bb --- /dev/null +++ b/spring-security-modules/spring-security-rest/src/main/java/org/baeldung/security/SecurityWebApplicationInitializer.java @@ -0,0 +1,10 @@ +package org.baeldung.security; + +import org.springframework.security.web.context.AbstractSecurityWebApplicationInitializer; + +public class SecurityWebApplicationInitializer extends AbstractSecurityWebApplicationInitializer { + + public SecurityWebApplicationInitializer() { + super(SecurityJavaConfig.class); + } +} diff --git a/testing-modules/mocks/src/test/java/com/baeldung/jmockit/LoginControllerIntegrationTest.java b/testing-modules/mocks/src/test/java/com/baeldung/jmockit/LoginControllerIntegrationTest.java index 4dbe94991f..df3eeccca2 100644 --- a/testing-modules/mocks/src/test/java/com/baeldung/jmockit/LoginControllerIntegrationTest.java +++ b/testing-modules/mocks/src/test/java/com/baeldung/jmockit/LoginControllerIntegrationTest.java @@ -130,30 +130,33 @@ public class LoginControllerIntegrationTest { }; } + @Test public void partialMocking() { - // use partial mock - final LoginService partialLoginService = new LoginService(); + LoginService partialLoginService = new LoginService(); partialLoginService.setLoginDao(loginDao); loginController.loginService = partialLoginService; - final UserForm userForm = new UserForm(); + UserForm userForm = new UserForm(); userForm.username = "foo"; - // let service's login use implementation so let's mock DAO call - new Expectations() {{ - loginDao.login(userForm); - result = 1; - // no expectation for loginService.login + + new Expectations(partialLoginService) {{ + // let's mock DAO call + loginDao.login(userForm); result = 1; + + // no expectation for login method so that real implementation is used + + // mock setCurrentUser call partialLoginService.setCurrentUser("foo"); }}; String login = loginController.login(userForm); Assert.assertEquals("OK", login); - // verify mocked call - new FullVerifications(partialLoginService) { - }; - new FullVerifications(loginDao) { - }; + // verify mocked call + new Verifications() {{ + partialLoginService.setCurrentUser("foo"); + }}; + } }