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Merge branch 'master' into JAVA-7244-Review_log_statements_for_projects

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This commit is contained in:
Loredana Crusoveanu
2021-12-09 10:22:41 +02:00
committed by GitHub
parent e3aebd9c10 1b2115b2ce
commit 4054e8f860
1079 changed files with 12491 additions and 4924 deletions
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akka-http/pom.xml
+1 -1
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@@ -41,4 +41,4 @@
<akka.stream.version>2.5.11</akka.stream.version>
</properties>
</project>
</project>
algorithms-genetic/pom.xml
-7
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@@ -35,18 +35,11 @@
<artifactId>jenetics</artifactId>
<version>${io.jenetics.version}</version>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${org.assertj.core.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<properties>
<commons-math3.version>3.6.1</commons-math3.version>
<io.jenetics.version>3.7.0</io.jenetics.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-codec.version>1.11</commons-codec.version>
</properties>
algorithms-miscellaneous-1/pom.xml
-7
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@@ -35,12 +35,6 @@
<version>${lombok.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${org.assertj.core.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.github.dpaukov</groupId>
<artifactId>combinatoricslib3</artifactId>
@@ -70,7 +64,6 @@
<properties>
<commons-math3.version>3.6.1</commons-math3.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-codec.version>1.11</commons-codec.version>
<guava.version>27.0.1-jre</guava.version>
<combinatoricslib3.version>3.3.0</combinatoricslib3.version>
algorithms-miscellaneous-2/pom.xml
-7
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@@ -45,12 +45,6 @@
<artifactId>tradukisto</artifactId>
<version>${tradukisto.version}</version>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${org.assertj.core.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<reporting>
@@ -78,7 +72,6 @@
<tradukisto.version>1.0.1</tradukisto.version>
<org.jgrapht.core.version>1.0.1</org.jgrapht.core.version>
<org.jgrapht.ext.version>1.0.1</org.jgrapht.ext.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-codec.version>1.11</commons-codec.version>
<cobertura-maven-plugin.version>2.7</cobertura-maven-plugin.version>
</properties>
algorithms-miscellaneous-3/pom.xml
+1 -10
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@@ -14,12 +14,6 @@
</parent>
<dependencies>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${org.assertj.core.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-collections4</artifactId>
@@ -43,7 +37,7 @@
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>${commons.lang3.version}</version>
<version>${commons-lang3.version}</version>
</dependency>
<dependency>
<groupId>pl.pragmatists</groupId>
@@ -69,11 +63,8 @@
</dependencies>
<properties>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-collections4.version>4.3</commons-collections4.version>
<guava.version>28.0-jre</guava.version>
<retrofit.version>2.6.0</retrofit.version>
<commons.lang3.version>3.8.1</commons.lang3.version>
<JUnitParams.version>1.1.0</JUnitParams.version>
</properties>
algorithms-miscellaneous-4/pom.xml
-7
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@@ -25,16 +25,9 @@
<version>${lombok.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${org.assertj.core.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<properties>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<guava.version>27.0.1-jre</guava.version>
</properties>
algorithms-miscellaneous-5/pom.xml
-12
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@@ -34,22 +34,10 @@
<artifactId>guava</artifactId>
<version>${guava.version}</version>
</dependency>
<dependency>
<groupId>org.junit.platform</groupId>
<artifactId>junit-platform-commons</artifactId>
<version>${junit-platform.version}</version>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${org.assertj.core.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<properties>
<tradukisto.version>1.0.1</tradukisto.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-codec.version>1.11</commons-codec.version>
<commons-math3.version>3.6.1</commons-math3.version>
<guava.version>28.1-jre</guava.version>
algorithms-miscellaneous-6/pom.xml
-12
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@@ -19,17 +19,6 @@
<artifactId>guava</artifactId>
<version>${guava.version}</version>
</dependency>
<dependency>
<groupId>org.junit.platform</groupId>
<artifactId>junit-platform-commons</artifactId>
<version>${junit-platform.version}</version>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${org.assertj.core.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
@@ -45,7 +34,6 @@
<properties>
<guava.version>28.1-jre</guava.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-math3.version>3.6.1</commons-math3.version>
</properties>
algorithms-searching/pom.xml
-13
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@@ -13,15 +13,6 @@
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${org.assertj.core.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<finalName>algorithms-searching</finalName>
<resources>
@@ -32,8 +23,4 @@
</resources>
</build>
<properties>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
</properties>
</project>
algorithms-sorting-2/pom.xml
-13
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@@ -29,23 +29,10 @@
<version>${lombok.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-api</artifactId>
<version>${junit-jupiter.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${org.assertj.core.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<properties>
<commons-math3.version>3.6.1</commons-math3.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-codec.version>1.11</commons-codec.version>
</properties>
algorithms-sorting/pom.xml
-13
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@@ -30,23 +30,10 @@
<version>${lombok.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-api</artifactId>
<version>${junit-jupiter.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${org.assertj.core.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<properties>
<commons-math3.version>3.6.1</commons-math3.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-codec.version>1.11</commons-codec.version>
</properties>
apache-kafka/pom.xml
-7
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@@ -98,12 +98,6 @@
<artifactId>jackson-databind</artifactId>
<version>${jackson.version}</version>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>kafka</artifactId>
@@ -170,7 +164,6 @@
</dependencies>
<properties>
<assertj.version>3.6.2</assertj.version>
<kafka.version>2.8.0</kafka.version>
<testcontainers-kafka.version>1.15.3</testcontainers-kafka.version>
<testcontainers-jupiter.version>1.15.3</testcontainers-jupiter.version>
apache-libraries/pom.xml
-8
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@@ -156,13 +156,6 @@
<artifactId>solr-solrj</artifactId>
<version>${solr.solr-solrj.version}</version>
</dependency>
<!-- common -->
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
@@ -202,7 +195,6 @@
<maven.compiler.target>1.8</maven.compiler.target>
<avro.version>1.8.2</avro.version>
<beam.version>2.19.0</beam.version>
<assertj.version>3.9.0</assertj.version>
<bval.version>1.1.2</bval.version>
<javax.validation.validation-api.version>1.1.0.Final</javax.validation.validation-api.version>
<meecrowave-junit.version>1.2.0</meecrowave-junit.version>
apache-olingo/olingo2/src/test/resources/logback-test.xml
+12
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@@ -0,0 +1,12 @@
<?xml version="1.0" encoding="UTF-8"?>
<configuration scan="true" scanPeriod="15 seconds" debug="false">
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>[%d{ISO8601}]-[%thread] %-5level %logger - %msg%n</pattern>
</encoder>
</appender>
<root level="INFO">
<appender-ref ref="STDOUT" />
</root>
</configuration>
apache-poi-2/.gitignore
+3
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@@ -0,0 +1,3 @@
*.docx
temp.xls
temp.xlsx
apache-poi-2/README.md
+9
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@@ -0,0 +1,9 @@
## Apache POI
This module contains articles about Apache POI
### Relevant Articles:
- [Adding a Column to an Excel Sheet Using Apache POI](https://www.baeldung.com/java-excel-add-column)
- [Add an Image to a Cell in an Excel File With Java](https://www.baeldung.com/java-add-image-excel)
- More articles: [[<-- prev]](/apache-poi)
junit5/pom.xml → apache-poi-2/pom.xml
+13 -20
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@@ -2,35 +2,28 @@
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>junit5</artifactId>
<name>junit5</name>
<artifactId>apache-poi-2</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>apache-poi-2</name>
<parent>
<artifactId>parent-modules</artifactId>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<properties>
<maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target>
</properties>
<dependencies>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-api</artifactId>
<version>5.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-engine</artifactId>
<version>5.8.1</version>
<scope>test</scope>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>${poi.version}</version>
</dependency>
</dependencies>
</project>
<properties>
<poi.version>5.0.0</poi.version>
</properties>
</project>
apache-poi-2/src/main/java/com/baeldung/poi/excel/newcolumn/ExcelColumn.java
+16
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@@ -0,0 +1,16 @@
package com.baeldung.poi.excel.newcolumn;
import org.apache.poi.ss.usermodel.CellType;
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;
public class ExcelColumn {
public void addColumn(Sheet sheet, CellType cellType) {
for (Row currentRow : sheet) {
currentRow.createCell(currentRow.getLastCellNum(), cellType);
}
}
}
apache-poi-2/src/main/java/com/baeldung/poi/excel/write/addimageincell/ExcelCellImageHelper.java
+76
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@@ -0,0 +1,76 @@
package com.baeldung.poi.excel.write.addimageincell;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
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.util.IOUtils;
import org.apache.poi.xssf.usermodel.XSSFClientAnchor;
import org.apache.poi.xssf.usermodel.XSSFDrawing;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
/**
* This Helper class Add an Image to a Cell of an Excel File With apache-poi api.
*
*/
public class ExcelCellImageHelper {
public static void main(String[] args) throws IOException, InvalidFormatException {
try (final Workbook workbook = new XSSFWorkbook();
FileOutputStream saveExcel = new FileOutputStream("target/baeldung-apachepoi.xlsx");) {
Sheet sheet = workbook.createSheet("Avengers");
XSSFDrawing drawing = (XSSFDrawing) sheet.createDrawingPatriarch();
XSSFClientAnchor ironManAnchor = new XSSFClientAnchor();
XSSFClientAnchor spiderManAnchor = new XSSFClientAnchor();
// Fill row1 data
Row row1 = sheet.createRow(0);
row1.setHeight((short) 1000);
row1.createCell(0)
.setCellValue("IRON-MAN");
updateCellWithImage(workbook, 1, drawing, ironManAnchor, "ironman.png");
// Fill row2 data
Row row2 = sheet.createRow(1);
row2.setHeight((short) 1000);
row2.createCell(0)
.setCellValue("SPIDER-MAN");
updateCellWithImage(workbook, 2, drawing, spiderManAnchor, "spiderman.png");
// Resize all columns to fit the content size
for (int i = 0; i < 2; i++) {
sheet.autoSizeColumn(i);
}
workbook.write(saveExcel);
}
}
/**
* This method position the anchor for a given rowNum and add the image correctly.
* @param workbook
* @param rowNum
* @param drawing
* @param inputImageAnchor
* @throws IOException
*/
private static void updateCellWithImage(Workbook workbook, int rowNum, XSSFDrawing drawing, XSSFClientAnchor inputImageAnchor, String inputImageName) throws IOException {
InputStream inputImageStream = ExcelCellImageHelper.class.getClassLoader()
.getResourceAsStream(inputImageName);
byte[] inputImageBytes = IOUtils.toByteArray(inputImageStream);
int inputImagePictureID = workbook.addPicture(inputImageBytes, Workbook.PICTURE_TYPE_PNG);
inputImageStream.close();
inputImageAnchor.setCol1(1);
inputImageAnchor.setRow1(rowNum - 1);
inputImageAnchor.setCol2(2);
inputImageAnchor.setRow2(rowNum);
drawing.createPicture(inputImageAnchor, inputImagePictureID);
}
}
apache-poi-2/src/main/resources/ironman.png
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apache-poi-2/src/main/resources/spiderman.png
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apache-poi-2/src/test/java/com/baeldung/poi/excel/newcolumn/ExcelColumnUnitTest.java
+40
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@@ -0,0 +1,40 @@
package com.baeldung.poi.excel.newcolumn;
import org.apache.poi.ss.usermodel.CellType;
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;
import java.io.IOException;
import java.net.URISyntaxException;
import java.nio.file.Paths;
import static org.junit.Assert.assertEquals;
public class ExcelColumnUnitTest {
private static final String FILE_NAME = "newColumnTest.xlsx";
private String fileLocation;
@Before
public void setup() throws URISyntaxException {
fileLocation = Paths.get(ClassLoader.getSystemResource(FILE_NAME).toURI()).toString();
}
@Test
public void givenExistingRows_whenAddNewColumn_thenRowColumnNumberIncreased() throws IOException {
Workbook workbook = new XSSFWorkbook(fileLocation);
Sheet sheet = workbook.getSheetAt(0);
Row row = sheet.getRow(0);
assertEquals(5, row.getLastCellNum());
ExcelColumn excelColumn = new ExcelColumn();
excelColumn.addColumn(sheet, CellType.STRING);
assertEquals(6, row.getLastCellNum());
workbook.close();
}
}
apache-poi-2/src/test/resources/newColumnTest.xlsx
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apache-poi/README.md
+5
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@@ -12,3 +12,8 @@ This module contains articles about Apache POI
- [Read Excel Cell Value Rather Than Formula With Apache POI](https://www.baeldung.com/apache-poi-read-cell-value-formula)
- [Setting Formulas in Excel with Apache POI](https://www.baeldung.com/java-apache-poi-set-formulas)
- [Insert a Row in Excel Using Apache POI](https://www.baeldung.com/apache-poi-insert-excel-row)
- [Multiline Text in Excel Cell Using Apache POI](https://www.baeldung.com/apache-poi-write-multiline-text)
- [Set Background Color of a Cell with Apache POI](https://www.baeldung.com/apache-poi-background-color)
- [Add Borders to Excel Cells With Apache POI](https://www.baeldung.com/apache-poi-add-borders)
- [Reading Values From Excel in Java](https://www.baeldung.com/java-read-dates-excel)
- More articles: [[next -->]](/apache-poi-2)
apache-poi/src/main/java/com/baeldung/poi/excel/ExcelUtility.java
+75
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@@ -0,0 +1,75 @@
package com.baeldung.poi.excel;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellType;
import org.apache.poi.ss.usermodel.DateUtil;
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;
public class ExcelUtility {
private static final String ENDLINE = System.getProperty("line.separator");
public static String readExcel(String filePath) throws IOException {
File file = new File(filePath);
FileInputStream inputStream = null;
StringBuilder toReturn = new StringBuilder();
try {
inputStream = new FileInputStream(file);
Workbook baeuldungWorkBook = new XSSFWorkbook(inputStream);
for (Sheet sheet : baeuldungWorkBook) {
toReturn.append("--------------------------------------------------------------------")
.append(ENDLINE);
toReturn.append("Worksheet :")
.append(sheet.getSheetName())
.append(ENDLINE);
toReturn.append("--------------------------------------------------------------------")
.append(ENDLINE);
int firstRow = sheet.getFirstRowNum();
int lastRow = sheet.getLastRowNum();
for (int index = firstRow + 1; index <= lastRow; index++) {
Row row = sheet.getRow(index);
toReturn.append("|| ");
for (int cellIndex = row.getFirstCellNum(); cellIndex < row.getLastCellNum(); cellIndex++) {
Cell cell = row.getCell(cellIndex, Row.MissingCellPolicy.CREATE_NULL_AS_BLANK);
printCellValue(cell, toReturn);
}
toReturn.append(" ||")
.append(ENDLINE);
}
}
inputStream.close();
} catch (IOException e) {
throw e;
}
return toReturn.toString();
}
public static void printCellValue(Cell cell, StringBuilder toReturn) {
CellType cellType = cell.getCellType()
.equals(CellType.FORMULA) ? cell.getCachedFormulaResultType() : cell.getCellType();
if (cellType.equals(CellType.STRING)) {
toReturn.append(cell.getStringCellValue())
.append(" | ");
}
if (cellType.equals(CellType.NUMERIC)) {
if (DateUtil.isCellDateFormatted(cell)) {
toReturn.append(cell.getDateCellValue())
.append(" | ");
} else {
toReturn.append(cell.getNumericCellValue())
.append(" | ");
}
}
if (cellType.equals(CellType.BOOLEAN)) {
toReturn.append(cell.getBooleanCellValue())
.append(" | ");
}
}
}
apache-poi/src/main/java/com/baeldung/poi/excel/ExcelUtility.java.orig
+128
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@@ -0,0 +1,128 @@
package com.baeldung.poi.excel;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellType;
import org.apache.poi.ss.usermodel.DateUtil;
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;
public class ExcelUtility {
<<<<<<< HEAD
private static final String ENDLINE = System.getProperty("line.separator");
public static String readExcel(String filePath) throws IOException {
File file = new File(filePath);
FileInputStream inputStream = null;
StringBuilder toReturn = new StringBuilder();
try {
inputStream = new FileInputStream(file);
Workbook baeuldungWorkBook = new XSSFWorkbook(inputStream);
for (Sheet sheet : baeuldungWorkBook) {
toReturn.append("--------------------------------------------------------------------")
.append(ENDLINE);
toReturn.append("Worksheet :")
.append(sheet.getSheetName())
.append(ENDLINE);
toReturn.append("--------------------------------------------------------------------")
.append(ENDLINE);
int firstRow = sheet.getFirstRowNum();
int lastRow = sheet.getLastRowNum();
for (int index = firstRow + 1; index <= lastRow; index++) {
Row row = sheet.getRow(index);
toReturn.append("|| ");
for (int cellIndex = row.getFirstCellNum(); cellIndex < row.getLastCellNum(); cellIndex++) {
Cell cell = row.getCell(cellIndex, Row.MissingCellPolicy.CREATE_NULL_AS_BLANK);
printCellValue(cell, toReturn);
}
toReturn.append(" ||")
.append(ENDLINE);
}
}
inputStream.close();
} catch (IOException e) {
throw e;
}
return toReturn.toString();
}
public static void printCellValue(Cell cell, StringBuilder toReturn) {
CellType cellType = cell.getCellType()
.equals(CellType.FORMULA) ? cell.getCachedFormulaResultType() : cell.getCellType();
if (cellType.equals(CellType.STRING)) {
toReturn.append(cell.getStringCellValue())
.append(" | ");
}
if (cellType.equals(CellType.NUMERIC)) {
if (DateUtil.isCellDateFormatted(cell)) {
toReturn.append(cell.getDateCellValue())
.append(" | ");
} else {
toReturn.append(cell.getNumericCellValue())
.append(" | ");
}
}
if (cellType.equals(CellType.BOOLEAN)) {
toReturn.append(cell.getBooleanCellValue())
.append(" | ");
}
}
=======
private static final String ENDLINE = System.getProperty("line.separator");
public static String readExcel(String filePath) throws IOException {
File file = new File(filePath);
FileInputStream inputStream = null;
StringBuilder toReturn = new StringBuilder();
try {
inputStream = new FileInputStream(file);
Workbook baeuldungWorkBook = new XSSFWorkbook(inputStream);
for (Sheet sheet : baeuldungWorkBook) {
toReturn.append("--------------------------------------------------------------------").append(ENDLINE);
toReturn.append("Worksheet :").append(sheet.getSheetName()).append(ENDLINE);
toReturn.append("--------------------------------------------------------------------").append(ENDLINE);
int firstRow = sheet.getFirstRowNum();
int lastRow = sheet.getLastRowNum();
for (int index = firstRow + 1; index <= lastRow; index++) {
Row row = sheet.getRow(index);
toReturn.append("|| ");
for (int cellIndex = row.getFirstCellNum(); cellIndex < row.getLastCellNum(); cellIndex++) {
Cell cell = row.getCell(cellIndex, Row.MissingCellPolicy.CREATE_NULL_AS_BLANK);
printCellValue(cell, toReturn);
}
toReturn.append(" ||").append(ENDLINE);
}
}
inputStream.close();
} catch (IOException e) {
throw e;
}
return toReturn.toString();
}
public static void printCellValue(Cell cell, StringBuilder toReturn) {
CellType cellType = cell.getCellType().equals(CellType.FORMULA) ? cell.getCachedFormulaResultType()
: cell.getCellType();
if (cellType.equals(CellType.STRING)) {
toReturn.append(cell.getStringCellValue()).append(" | ");
}
if (cellType.equals(CellType.NUMERIC)) {
if (DateUtil.isCellDateFormatted(cell)) {
toReturn.append(cell.getDateCellValue()).append(" | ");
} else {
toReturn.append(cell.getNumericCellValue()).append(" | ");
}
}
if (cellType.equals(CellType.BOOLEAN)) {
toReturn.append(cell.getBooleanCellValue()).append(" | ");
}
}
>>>>>>> master
}
apache-poi/src/main/java/com/baeldung/poi/excel/cellstyle/CellBordersHandler.java
+37
View File
@@ -0,0 +1,37 @@
package com.baeldung.poi.excel.cellstyle;
import org.apache.poi.ss.usermodel.*;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.ss.util.RegionUtil;
public class CellBordersHandler {
public void setRegionBorder(CellRangeAddress region, Sheet sheet, BorderStyle borderStyle) {
RegionUtil.setBorderTop(borderStyle, region, sheet);
RegionUtil.setBorderBottom(borderStyle, region, sheet);
RegionUtil.setBorderLeft(borderStyle, region, sheet);
RegionUtil.setBorderRight(borderStyle, region, sheet);
}
public void setRegionBorderWithColor(CellRangeAddress region, Sheet sheet, BorderStyle borderStyle, short color) {
RegionUtil.setTopBorderColor(color, region, sheet);
RegionUtil.setBottomBorderColor(color, region, sheet);
RegionUtil.setLeftBorderColor(color, region, sheet);
RegionUtil.setRightBorderColor(color, region, sheet);
RegionUtil.setBorderTop(borderStyle, region, sheet);
RegionUtil.setBorderBottom(borderStyle, region, sheet);
RegionUtil.setBorderLeft(borderStyle, region, sheet);
RegionUtil.setBorderRight(borderStyle, region, sheet);
}
public void setCrazyBorder(CellRangeAddress region, Sheet sheet) {
RegionUtil.setTopBorderColor(IndexedColors.RED.index, region, sheet);
RegionUtil.setBottomBorderColor(IndexedColors.GREEN.index, region, sheet);
RegionUtil.setLeftBorderColor(IndexedColors.BLUE.index, region, sheet);
RegionUtil.setRightBorderColor(IndexedColors.VIOLET.index, region, sheet);
RegionUtil.setBorderTop(BorderStyle.DASH_DOT, region, sheet);
RegionUtil.setBorderBottom(BorderStyle.DOUBLE, region, sheet);
RegionUtil.setBorderLeft(BorderStyle.DOTTED, region, sheet);
RegionUtil.setBorderRight(BorderStyle.SLANTED_DASH_DOT, region, sheet);
}
}
apache-poi/src/main/java/com/baeldung/poi/excel/cellstyle/CellStyleHandler.java
+30
View File
@@ -0,0 +1,30 @@
package com.baeldung.poi.excel.cellstyle;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellStyle;
import org.apache.poi.ss.usermodel.FillPatternType;
import org.apache.poi.ss.usermodel.IndexedColors;
public class CellStyleHandler {
public void changeCellBackgroundColor(Cell cell) {
CellStyle cellStyle = cell.getCellStyle();
if(cellStyle == null) {
cellStyle = cell.getSheet().getWorkbook().createCellStyle();
}
cellStyle.setFillForegroundColor(IndexedColors.LIGHT_BLUE.getIndex());
cellStyle.setFillPattern(FillPatternType.SOLID_FOREGROUND);
cell.setCellStyle(cellStyle);
}
public void changeCellBackgroundColorWithPattern(Cell cell) {
CellStyle cellStyle = cell.getCellStyle();
if(cellStyle == null) {
cellStyle = cell.getSheet().getWorkbook().createCellStyle();
}
cellStyle.setFillBackgroundColor(IndexedColors.BLACK.index);
cellStyle.setFillPattern(FillPatternType.BIG_SPOTS);
cellStyle.setFillForegroundColor(IndexedColors.LIGHT_BLUE.getIndex());
cell.setCellStyle(cellStyle);
}
}
apache-poi/src/main/resources/cellstyle/CellStyleHandlerTest.xlsx
BIN
View File
Binary file not shown.
apache-poi/src/test/java/com/baeldung/poi/excel/ExcelUtilityUnitTest.java
+72
View File
@@ -0,0 +1,72 @@
package com.baeldung.poi.excel;
import static org.junit.Assert.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.io.IOException;
import java.net.URISyntaxException;
import java.nio.file.Paths;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import org.junit.Before;
import org.junit.Test;
public class ExcelUtilityUnitTest {
private static final String FILE_NAME = "baeldung.xlsx";
private String fileLocation;
private static final String ENDLINE = System.getProperty("line.separator");
private StringBuilder output;
@Before
public void setupUnitTest() throws IOException, URISyntaxException, ParseException {
output = new StringBuilder();
output.append("--------------------------------------------------------------------")
.append(ENDLINE);
output.append("Worksheet :Sheet1")
.append(ENDLINE);
output.append("--------------------------------------------------------------------")
.append(ENDLINE);
output.append("|| Name1 | Surname1 | 3.55696564113E11 | ")
.append(new SimpleDateFormat("dd/MM/yyyy").parse("4/11/2021")
.toString())
.append(" | ‡ | ||")
.append(ENDLINE);
output.append("|| Name2 | Surname2 | 5.646513512E9 | ")
.append(new SimpleDateFormat("dd/MM/yyyy").parse("4/12/2021")
.toString())
.append(" | false | ||")
.append(ENDLINE);
output.append("|| Name3 | Surname3 | 3.55696564113E11 | ")
.append(new SimpleDateFormat("dd/MM/yyyy").parse("4/11/2021")
.toString())
.append(" | 7.17039641738E11 | ||")
.append(ENDLINE);
output.append("--------------------------------------------------------------------")
.append(ENDLINE);
output.append("Worksheet :Sheet2")
.append(ENDLINE);
output.append("--------------------------------------------------------------------")
.append(ENDLINE);
output.append("|| Name4 | Surname4 | 3.55675623232E11 | 13/04/2021 | ||")
.append(ENDLINE);
fileLocation = Paths.get(ClassLoader.getSystemResource(FILE_NAME)
.toURI())
.toString();
}
@Test
public void givenStringPath_whenReadExcel_thenReturnStringValue() throws IOException {
assertEquals(output.toString(), ExcelUtility.readExcel(fileLocation));
}
@Test
public void givenStringPath_whenReadExcel_thenThrowException() {
assertThrows(IOException.class, () -> {
ExcelUtility.readExcel("baeldung");
});
}
}

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