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Merge remote-tracking branch 'upstream/master'

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This commit is contained in:
Kevin Gilmore
2016-03-11 20:48:32 -06:00
parent e633844f1d dd56e25c92
commit 9ed06aae0e
468 changed files with 4347 additions and 23501 deletions
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.gitignore
+2
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@@ -21,3 +21,5 @@
# Maven
log/
target/
spring-openid/src/main/resources/application.properties
.project
+14 -8
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@@ -1,11 +1,17 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>parent</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
</buildSpec>
<natures>
</natures>
<name>parent-modules</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.m2e.core.maven2Builder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.m2e.core.maven2Nature</nature>
</natures>
</projectDescription>
apache-fop/pom.xml
+9 -13
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@@ -1,6 +1,6 @@
<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>
<groupId>org.baeldung</groupId>
<groupId>com.baeldung</groupId>
<artifactId>apache-fop</artifactId>
<version>0.1-SNAPSHOT</version>
@@ -142,16 +142,12 @@
</build>
<properties>
<!-- Spring -->
<org.springframework.version>4.1.5.RELEASE</org.springframework.version>
<org.springframework.security.version>3.2.5.RELEASE</org.springframework.security.version>
<!-- persistence -->
<hibernate.version>4.3.8.Final</hibernate.version>
<mysql-connector-java.version>5.1.34</mysql-connector-java.version>
<hibernate.version>4.3.11.Final</hibernate.version>
<mysql-connector-java.version>5.1.38</mysql-connector-java.version>
<!-- marshalling -->
<jackson.version>2.5.5</jackson.version>
<jackson.version>2.7.2</jackson.version>
<!-- logging -->
<org.slf4j.version>1.7.9</org.slf4j.version>
@@ -161,7 +157,7 @@
<hibernate-validator.version>5.1.3.Final</hibernate-validator.version>
<!-- util -->
<guava.version>17.0</guava.version> <!-- upgrade to 18.0 -->
<guava.version>19.0</guava.version>
<commons-lang3.version>3.3.2</commons-lang3.version>
<!-- testing -->
@@ -172,14 +168,14 @@
<httpcore.version>4.4</httpcore.version>
<httpclient.version>4.4</httpclient.version>
<rest-assured.version>2.4.0</rest-assured.version>
<rest-assured.version>2.9.0</rest-assured.version>
<!-- maven plugins -->
<maven-compiler-plugin.version>3.2</maven-compiler-plugin.version>
<maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
<maven-war-plugin.version>2.6</maven-war-plugin.version>
<maven-surefire-plugin.version>2.18.1</maven-surefire-plugin.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
<maven-resources-plugin.version>2.7</maven-resources-plugin.version>
<cargo-maven2-plugin.version>1.4.12</cargo-maven2-plugin.version>
<cargo-maven2-plugin.version>1.4.18</cargo-maven2-plugin.version>
</properties>
core-java-8/README.md
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@@ -8,3 +8,4 @@
- [Java – Try with Resources](http://www.baeldung.com/java-try-with-resources)
- [Lambda Expressions and Functional Interfaces: Tips and Best Practices](http://www.baeldung.com/java-8-lambda-expressions-tips)
- [The Double Colon Operator in Java 8](http://www.baeldung.com/java-8-double-colon-operator)
- [A Guide to the Java ExecutorService](http://www.baeldung.com/java-executor-service-tutorial)
core-java-8/pom.xml
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@@ -1,10 +1,10 @@
<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>
<groupId>org.baeldung</groupId>
<artifactId>spring-rest</artifactId>
<groupId>com.baeldung</groupId>
<artifactId>core-java8</artifactId>
<version>0.1-SNAPSHOT</version>
<name>spring-rest</name>
<name>core-java8</name>
<dependencies>
@@ -114,9 +114,9 @@
<mockito.version>1.10.19</mockito.version>
<!-- maven plugins -->
<maven-compiler-plugin.version>3.3</maven-compiler-plugin.version>
<maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
<maven-war-plugin.version>2.6</maven-war-plugin.version>
<maven-surefire-plugin.version>2.18.1</maven-surefire-plugin.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
<maven-resources-plugin.version>2.7</maven-resources-plugin.version>
</properties>
core-java/pom.xml
+9 -13
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@@ -1,8 +1,8 @@
<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>
<groupId>org.baeldung</groupId>
<groupId>com.baeldung</groupId>
<artifactId>core-java</artifactId>
<version>0.1-SNAPSHOT</version>
<version>0.1.0-SNAPSHOT</version>
<name>core-java</name>
@@ -143,16 +143,12 @@
</build>
<properties>
<!-- Spring -->
<org.springframework.version>4.1.5.RELEASE</org.springframework.version>
<org.springframework.security.version>3.2.5.RELEASE</org.springframework.security.version>
<!-- persistence -->
<hibernate.version>4.3.10.Final</hibernate.version>
<mysql-connector-java.version>5.1.35</mysql-connector-java.version>
<hibernate.version>4.3.11.Final</hibernate.version>
<mysql-connector-java.version>5.1.38</mysql-connector-java.version>
<!-- marshalling -->
<jackson.version>2.5.5</jackson.version>
<jackson.version>2.7.2</jackson.version>
<!-- logging -->
<org.slf4j.version>1.7.13</org.slf4j.version>
@@ -173,14 +169,14 @@
<httpcore.version>4.4.1</httpcore.version>
<httpclient.version>4.5</httpclient.version>
<rest-assured.version>2.4.1</rest-assured.version>
<rest-assured.version>2.9.0</rest-assured.version>
<!-- maven plugins -->
<maven-compiler-plugin.version>3.3</maven-compiler-plugin.version>
<maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
<maven-war-plugin.version>2.6</maven-war-plugin.version>
<maven-surefire-plugin.version>2.18.1</maven-surefire-plugin.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
<maven-resources-plugin.version>2.7</maven-resources-plugin.version>
<cargo-maven2-plugin.version>1.4.14</cargo-maven2-plugin.version>
<cargo-maven2-plugin.version>1.4.18</cargo-maven2-plugin.version>
</properties>
core-java/src/main/webapp/WEB-INF/api-servlet.xml
-6
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@@ -1,6 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.1.xsd" >
</beans>
core-java/src/main/webapp/WEB-INF/web.xml
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@@ -1,41 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
xsi:schemaLocation="
http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0"
>
<display-name>Spring MVC Application</display-name>
<!-- Spring root -->
<context-param>
<param-name>contextClass</param-name>
<param-value>
org.springframework.web.context.support.AnnotationConfigWebApplicationContext
</param-value>
</context-param>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>org.baeldung.config</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- Spring child -->
<servlet>
<servlet-name>api</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>api</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file/>
</welcome-file-list>
</web-app>
gson-jackson-performance/.classpath
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@@ -0,0 +1,13 @@
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry including="**/*.java" kind="src" path="src/main/java"/>
<classpathentry excluding="**/*.java" kind="src" path="src/main/resources"/>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
<classpathentry kind="var" path="M2_REPO/com/google/code/gson/gson/2.5/gson-2.5.jar"/>
<classpathentry kind="var" path="M2_REPO/com/fasterxml/jackson/core/jackson-databind/2.7.1-1/jackson-databind-2.7.1-1.jar"/>
<classpathentry kind="var" path="M2_REPO/com/fasterxml/jackson/core/jackson-annotations/2.7.0/jackson-annotations-2.7.0.jar"/>
<classpathentry kind="var" path="M2_REPO/com/fasterxml/jackson/core/jackson-core/2.7.1/jackson-core-2.7.1.jar"/>
<classpathentry kind="var" path="M2_REPO/junit/junit/3.8.1/junit-3.8.1.jar"/>
<classpathentry kind="var" path="M2_REPO/log4j/log4j/1.2.17/log4j-1.2.17.jar"/>
<classpathentry kind="output" path="target/classes"/>
</classpath>
gson-jackson-performance/.project
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@@ -0,0 +1,14 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>gson-jackson-performance</name>
<comment>NO_M2ECLIPSE_SUPPORT: Project files created with the maven-eclipse-plugin are not supported in M2Eclipse.</comment>
<projects/>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jdt.core.javanature</nature>
</natures>
</projectDescription>
gson-jackson-performance/README.md
+3
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@@ -0,0 +1,3 @@
## Performance of Gson and Jackson
Standalone java programs to measure the performance of both JSON APIs based on file size and object graph complexity.
gson-jackson-performance/pom.xml
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@@ -0,0 +1,72 @@
<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>
<groupId>com.baeldung</groupId>
<artifactId>gson-jackson-performance</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>gson-jackson-performance</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<build>
<finalName>gson-jackson-performance</finalName>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.5</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.7.1-1</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
</dependencies>
</project>
gson-jackson-performance/src/main/java/com/baeldung/data/complex/ComplexDataGeneration.java
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@@ -0,0 +1,63 @@
package com.baeldung.data.complex;
import java.util.ArrayList;
import java.util.List;
import com.baeldung.data.utility.Utility;
import com.baeldung.pojo.complex.AddressDetails;
import com.baeldung.pojo.complex.ContactDetails;
import com.baeldung.pojo.complex.CustomerAddressDetails;
import com.baeldung.pojo.complex.CustomerPortfolioComplex;
/**
*
* This class is responsible for generating data for complex type object
*/
public class ComplexDataGeneration {
public static CustomerPortfolioComplex generateData() {
List<CustomerAddressDetails> customerAddressDetailsList = new ArrayList<CustomerAddressDetails>();
for (int i = 0; i < 600000; i++) {
CustomerAddressDetails customerAddressDetails = new CustomerAddressDetails();
customerAddressDetails.setAge(20);
customerAddressDetails.setFirstName(Utility.generateRandomName());
customerAddressDetails.setLastName(Utility.generateRandomName());
List<AddressDetails> addressDetailsList = new ArrayList<AddressDetails>();
customerAddressDetails.setAddressDetails(addressDetailsList);
for (int j = 0; j < 2; j++) {
AddressDetails addressDetails = new AddressDetails();
addressDetails.setZipcode(Utility.generateRandomZip());
addressDetails.setAddress(Utility.generateRandomAddress());
List<ContactDetails> contactDetailsList = new ArrayList<ContactDetails>();
addressDetails.setContactDetails(contactDetailsList);
for (int k = 0; k < 2; k++) {
ContactDetails contactDetails = new ContactDetails();
contactDetails.setLandline(Utility.generateRandomPhone());
contactDetails.setMobile(Utility.generateRandomPhone());
contactDetailsList.add(contactDetails);
contactDetails = null;
}
addressDetailsList.add(addressDetails);
addressDetails = null;
contactDetailsList = null;
}
customerAddressDetailsList.add(customerAddressDetails);
customerAddressDetails = null;
if (i % 6000 == 0) {
Runtime.getRuntime().gc();
}
}
CustomerPortfolioComplex customerPortfolioComplex = new CustomerPortfolioComplex();
customerPortfolioComplex.setCustomerAddressDetailsList(customerAddressDetailsList);
customerAddressDetailsList = null;
return customerPortfolioComplex;
}
}
gson-jackson-performance/src/main/java/com/baeldung/data/complex/ComplexDataGson.java
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package com.baeldung.data.complex;
import java.util.Map;
import org.apache.log4j.Logger;
import com.baeldung.data.utility.Utility;
import com.baeldung.pojo.complex.CustomerPortfolioComplex;
import com.google.gson.Gson;
/**
*
* This class is responsible for performing functions for Complex type
* GSON like
* Java to Json
* Json to Map
* Json to Java Object
*/
public class ComplexDataGson {
private static final Logger logger = Logger.getLogger(ComplexDataGson.class);
static Gson gson = new Gson();
static long generateJsonAvgTime = 0L;
static long parseJsonToMapAvgTime = 0L;
static long parseJsonToActualObjectAvgTime = 0L;
public static void main(String[] args) {
CustomerPortfolioComplex customerPortfolioComplex = ComplexDataGeneration.generateData();
int j = 50;
for (int i = 0; i < j; i++) {
logger.info("-------Round " + (i + 1));
String jsonStr = generateJson(customerPortfolioComplex);
logger.info("Size of Complex content Jackson :: " + Utility.bytesIntoMB(jsonStr.getBytes().length));
logger.info("--------------------------------------------------------------------------");
parseJsonToMap(jsonStr);
parseJsonToActualObject(jsonStr);
jsonStr = null;
}
generateJsonAvgTime = generateJsonAvgTime / j;
parseJsonToMapAvgTime = parseJsonToMapAvgTime / j;
parseJsonToActualObjectAvgTime = parseJsonToActualObjectAvgTime / j;
logger.info("--------------------------------------------------------------------------");
logger.info("Average Time to Generate JSON : " + generateJsonAvgTime);
logger.info("Average Time to Parse JSON To Map : " + parseJsonToMapAvgTime);
logger.info("Average Time to Parse JSON To Actual Object : " + parseJsonToActualObjectAvgTime);
logger.info("--------------------------------------------------------------------------");
}
private static String generateJson(CustomerPortfolioComplex customerPortfolioComplex) {
Runtime.getRuntime().gc();
long startParsTime = System.nanoTime();
String json = gson.toJson(customerPortfolioComplex);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
generateJsonAvgTime = generateJsonAvgTime + elapsedTime;
logger.info("Json Generation Time(ms):: " + elapsedTime);
return json;
}
private static void parseJsonToMap(String jsonStr) {
long startParsTime = System.nanoTime();
Map parsedMap = gson.fromJson(jsonStr , Map.class);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
parseJsonToMapAvgTime = parseJsonToMapAvgTime + elapsedTime;
logger.info("Generating Map from json Time(ms):: " + elapsedTime);
logger.info("--------------------------------------------------------------------------");
parsedMap = null;
Runtime.getRuntime().gc();
}
private static void parseJsonToActualObject(String jsonStr) {
long startParsTime = System.nanoTime();
CustomerPortfolioComplex customerPortfolioComplex = gson.fromJson(jsonStr , CustomerPortfolioComplex.class);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
parseJsonToActualObjectAvgTime = parseJsonToActualObjectAvgTime + elapsedTime;
logger.info("Generating Actual Object from json Time(ms):: " + elapsedTime);
logger.info("--------------------------------------------------------------------------");
customerPortfolioComplex = null;
Runtime.getRuntime().gc();
}
}
gson-jackson-performance/src/main/java/com/baeldung/data/complex/ComplexDataJackson.java
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package com.baeldung.data.complex;
import java.io.IOException;
import java.util.Map;
import com.baeldung.data.utility.Utility;
import org.apache.log4j.Logger;
import com.baeldung.pojo.complex.CustomerPortfolioComplex;
import com.fasterxml.jackson.core.JsonParseException;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.ObjectMapper;
/**
*
* This class is responsible for performing functions for Complex type
* Jackson like
* Java to Json
* Json to Map
* Json to Java Object
*/
public class ComplexDataJackson {
private static final Logger logger = Logger.getLogger(ComplexDataJackson.class);
static ObjectMapper mapper = new ObjectMapper();
static long generateJsonAvgTime = 0L;
static long parseJsonToMapAvgTime = 0L;
static long parseJsonToActualObjectAvgTime = 0L;
public static void main(String[] args) throws IOException {
CustomerPortfolioComplex customerPortfolioComplex = ComplexDataGeneration.generateData();
int j = 50;
for (int i = 0; i < j; i++) {
logger.info("-------Round " + (i + 1));
String jsonStr = generateJson(customerPortfolioComplex);
logger.info("Size of Complex content Jackson :: " + Utility.bytesIntoMB(jsonStr.getBytes().length));
logger.info("--------------------------------------------------------------------------");
parseJsonToMap(jsonStr);
parseJsonToActualObject(jsonStr);
jsonStr = null;
}
generateJsonAvgTime = generateJsonAvgTime / j;
parseJsonToMapAvgTime = parseJsonToMapAvgTime / j;
parseJsonToActualObjectAvgTime = parseJsonToActualObjectAvgTime / j;
logger.info("--------------------------------------------------------------------------");
logger.info("Average Time to Generate JSON : " + generateJsonAvgTime);
logger.info("Average Time to Parse JSON To Map : " + parseJsonToMapAvgTime);
logger.info("Average Time to Parse JSON To Actual Object : " + parseJsonToActualObjectAvgTime);
logger.info("--------------------------------------------------------------------------");
}
private static String generateJson(CustomerPortfolioComplex customerPortfolioComplex)
throws JsonProcessingException {
Runtime.getRuntime().gc();
long startParsTime = System.nanoTime();
String json = mapper.writeValueAsString(customerPortfolioComplex);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
generateJsonAvgTime = generateJsonAvgTime + elapsedTime;
logger.info("Json Generation Time(ms):: " + elapsedTime);
return json;
}
private static void parseJsonToMap(String jsonStr) throws JsonParseException , JsonMappingException , IOException {
long startParsTime = System.nanoTime();
Map parsedMap = mapper.readValue(jsonStr , Map.class);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
parseJsonToMapAvgTime = parseJsonToMapAvgTime + elapsedTime;
logger.info("Generating Map from json Time(ms):: " + elapsedTime);
parsedMap = null;
Runtime.getRuntime().gc();
}
private static void parseJsonToActualObject(String jsonStr) throws JsonParseException , JsonMappingException ,
IOException {
long startParsTime = System.nanoTime();
CustomerPortfolioComplex customerPortfolioComplex = mapper.readValue(jsonStr , CustomerPortfolioComplex.class);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
parseJsonToActualObjectAvgTime = parseJsonToActualObjectAvgTime + elapsedTime;
logger.info("Generating Actual Object from json Time(ms):: " + elapsedTime);
customerPortfolioComplex = null;
Runtime.getRuntime().gc();
}
}
gson-jackson-performance/src/main/java/com/baeldung/data/simple/SimpleDataGeneration.java
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package com.baeldung.data.simple;
import java.util.ArrayList;
import java.util.List;
import com.baeldung.data.utility.Utility;
import com.baeldung.pojo.simple.Customer;
import com.baeldung.pojo.simple.CustomerPortfolioSimple;
/**
*
* This class is responsible for generating data for simple type object
*/
public class SimpleDataGeneration {
public static CustomerPortfolioSimple generateData() {
List<Customer> customerList = new ArrayList<Customer>();
for (int i = 0; i < 1; i++) {
Customer customer = new Customer();
customer.setAge(20);
customer.setFirstName(Utility.generateRandomName());
customer.setLastName(Utility.generateRandomName());
customerList.add(customer);
customer = null;
}
CustomerPortfolioSimple customerPortfolioSimple = new CustomerPortfolioSimple();
customerPortfolioSimple.setCustomerLists(customerList);
customerList = null;
return customerPortfolioSimple;
}
}
gson-jackson-performance/src/main/java/com/baeldung/data/simple/SimpleDataGson.java
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package com.baeldung.data.simple;
import java.util.Map;
import org.apache.log4j.Logger;
import com.baeldung.data.utility.Utility;
import com.baeldung.pojo.simple.CustomerPortfolioSimple;
import com.google.gson.Gson;
/**
*
* This class is responsible for performing functions for Simple type
* GSON like
* Java to Json
* Json to Map
* Json to Java Object
*/
public class SimpleDataGson {
private static final Logger logger = Logger.getLogger(SimpleDataGson.class);
static Gson gson = new Gson();
static long generateJsonAvgTime = 0L;
static long parseJsonToMapAvgTime = 0L;
static long parseJsonToActualObjectAvgTime = 0L;
public static void main(String[] args) {
CustomerPortfolioSimple customerPortfolioSimple = SimpleDataGeneration.generateData();
String jsonStr = null;
int j = 5;
for (int i = 0; i < j; i++) {
logger.info("-------Round " + (i + 1));
jsonStr = generateJson(customerPortfolioSimple);
logger.info("Size of Simple content Gson :: " + Utility.bytesIntoMB(jsonStr.getBytes().length));
logger.info("--------------------------------------------------------------------------");
parseJsonToMap(jsonStr);
parseJsonToActualObject(jsonStr);
jsonStr = null;
}
generateJsonAvgTime = generateJsonAvgTime / j;
parseJsonToMapAvgTime = parseJsonToMapAvgTime / j;
parseJsonToActualObjectAvgTime = parseJsonToActualObjectAvgTime / j;
logger.info("--------------------------------------------------------------------------");
logger.info("Average Time to Generate JSON : " + generateJsonAvgTime);
logger.info("Average Time to Parse JSON To Map : " + parseJsonToMapAvgTime);
logger.info("Average Time to Parse JSON To Actual Object : " + parseJsonToActualObjectAvgTime);
logger.info("--------------------------------------------------------------------------");
}
private static String generateJson(CustomerPortfolioSimple customerPortfolioSimple) {
Runtime.getRuntime().gc();
long startParsTime = System.nanoTime();
String json = gson.toJson(customerPortfolioSimple);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
generateJsonAvgTime = generateJsonAvgTime + elapsedTime;
logger.info("Json Generation Time(ms):: " + elapsedTime);
return json;
}
private static void parseJsonToMap(String jsonStr) {
long startParsTime = System.nanoTime();
Map parsedMap = gson.fromJson(jsonStr , Map.class);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
parseJsonToMapAvgTime = parseJsonToMapAvgTime + elapsedTime;
logger.info("Generating Map from json Time(ms):: " + elapsedTime);
logger.info("--------------------------------------------------------------------------");
parsedMap = null;
Runtime.getRuntime().gc();
}
private static void parseJsonToActualObject(String jsonStr) {
long startParsTime = System.nanoTime();
CustomerPortfolioSimple customerPortfolioSimple = gson.fromJson(jsonStr , CustomerPortfolioSimple.class);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
parseJsonToActualObjectAvgTime = parseJsonToActualObjectAvgTime + elapsedTime;
logger.info("Generating Actual Object from json Time(ms):: " + elapsedTime);
logger.info("--------------------------------------------------------------------------");
customerPortfolioSimple = null;
Runtime.getRuntime().gc();
}
}
gson-jackson-performance/src/main/java/com/baeldung/data/simple/SimpleDataJackson.java
+95
View File
@@ -0,0 +1,95 @@
package com.baeldung.data.simple;
import java.io.IOException;
import java.util.Map;
import com.baeldung.data.utility.Utility;
import org.apache.log4j.Logger;
import com.baeldung.pojo.simple.CustomerPortfolioSimple;
import com.fasterxml.jackson.core.JsonParseException;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.ObjectMapper;
/**
*
* This class is responsible for performing functions for Simple type
* Jackson like
* Java to Json
* Json to Map
* Json to Java Object
*/
public class SimpleDataJackson {
private static final Logger logger = Logger.getLogger(SimpleDataJackson.class);
static ObjectMapper mapper = new ObjectMapper();
static long generateJsonAvgTime = 0L;
static long parseJsonToMapAvgTime = 0L;
static long parseJsonToActualObjectAvgTime = 0L;
public static void main(String[] args) throws IOException {
CustomerPortfolioSimple customerPortfolioSimple = SimpleDataGeneration.generateData();
int j = 50;
for (int i = 0; i < j; i++) {
logger.info("-------Round " + (i + 1));
String jsonStr = generateJson(customerPortfolioSimple);
logger.info("Size of Simple content Jackson :: " + Utility.bytesIntoMB(jsonStr.getBytes().length));
logger.info("--------------------------------------------------------------------------");
parseJsonToMap(jsonStr);
parseJsonToActualObject(jsonStr);
jsonStr = null;
}
generateJsonAvgTime = generateJsonAvgTime / j;
parseJsonToMapAvgTime = parseJsonToMapAvgTime / j;
parseJsonToActualObjectAvgTime = parseJsonToActualObjectAvgTime / j;
logger.info("--------------------------------------------------------------------------");
logger.info("Average Time to Generate JSON : " + generateJsonAvgTime);
logger.info("Average Time to Parse JSON To Map : " + parseJsonToMapAvgTime);
logger.info("Average Time to Parse JSON To Actual Object : " + parseJsonToActualObjectAvgTime);
logger.info("--------------------------------------------------------------------------");
}
private static String generateJson(CustomerPortfolioSimple customerPortfolioSimple) throws JsonProcessingException {
Runtime.getRuntime().gc();
long startParsTime = System.nanoTime();
String json = mapper.writeValueAsString(customerPortfolioSimple);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
generateJsonAvgTime = generateJsonAvgTime + elapsedTime;
logger.info("Json Generation Time(ms):: " + elapsedTime);
return json;
}
private static void parseJsonToMap(String jsonStr) throws JsonParseException , JsonMappingException , IOException {
long startParsTime = System.nanoTime();
Map parsedMap = mapper.readValue(jsonStr , Map.class);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
parseJsonToMapAvgTime = parseJsonToMapAvgTime + elapsedTime;
logger.info("Generating Map from json Time(ms):: " + elapsedTime);
logger.info("--------------------------------------------------------------------------");
parsedMap = null;
Runtime.getRuntime().gc();
}
private static void parseJsonToActualObject(String jsonStr) throws JsonParseException , JsonMappingException ,
IOException {
long startParsTime = System.nanoTime();
CustomerPortfolioSimple customerPortfolioSimple = mapper.readValue(jsonStr , CustomerPortfolioSimple.class);
long endParsTime = System.nanoTime();
long elapsedTime = endParsTime - startParsTime;
parseJsonToActualObjectAvgTime = parseJsonToActualObjectAvgTime + elapsedTime;
logger.info("Generating Actual Object from json Time(ms):: " + elapsedTime);
customerPortfolioSimple = null;
Runtime.getRuntime().gc();
}
}
gson-jackson-performance/src/main/java/com/baeldung/data/utility/Utility.java
+90
View File
@@ -0,0 +1,90 @@
package com.baeldung.data.utility;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.Random;
public class Utility {
public static String generateRandomName() {
char[] chars = "abcdefghijklmnopqrstuvwxyz ".toCharArray();
StringBuilder sb = new StringBuilder();
Random random = new Random();
for (int i = 0; i < 8; i++) {
char c = chars[random.nextInt(chars.length)];
sb.append(c);
}
return sb.toString();
}
public static String generateRandomAddress() {
char[] chars = "abcdefghijklmnopqrstuvwxyz ".toCharArray();
StringBuilder sb = new StringBuilder();
Random random = new Random();
for (int i = 0; i < 30; i++) {
char c = chars[random.nextInt(chars.length)];
sb.append(c);
}
return sb.toString();
}
public static String generateRandomZip() {
char[] chars = "1234567890".toCharArray();
StringBuilder sb = new StringBuilder();
Random random = new Random();
for (int i = 0; i < 8; i++) {
char c = chars[random.nextInt(chars.length)];
sb.append(c);
}
return sb.toString();
}
public static String generateRandomPhone() {
char[] chars = "1234567890".toCharArray();
StringBuilder sb = new StringBuilder();
Random random = new Random();
for (int i = 0; i < 10; i++) {
char c = chars[random.nextInt(chars.length)];
sb.append(c);
}
return sb.toString();
}
public static String readFile(String fileName , Class clazz) throws IOException {
String dir = clazz.getResource("/").getFile();
dir = dir + "/" + fileName;
BufferedReader br = new BufferedReader(new FileReader(dir));
try {
StringBuilder sb = new StringBuilder();
String line = br.readLine();
while (line != null) {
sb.append(line);
sb.append(System.lineSeparator());
line = br.readLine();
}
return sb.toString();
} finally {
br.close();
}
}
public static String bytesIntoMB(long bytes) {
long kilobyte = 1024;
long megabyte = kilobyte * 1024;
if ((bytes >= 0) && (bytes < kilobyte)) {
return bytes + " B";
} else if ((bytes >= kilobyte) && (bytes < megabyte)) {
return (bytes / kilobyte) + " KB";
} else if ((bytes >= megabyte)) {
return (bytes / megabyte) + " MB";
}
return null;
}
}
gson-jackson-performance/src/main/java/com/baeldung/pojo/complex/AddressDetails.java
+37
View File
@@ -0,0 +1,37 @@
package com.baeldung.pojo.complex;
import java.util.List;
public class AddressDetails {
private String address;
private String zipcode;
private List<ContactDetails> contactDetails;
public String getZipcode() {
return zipcode;
}
public void setZipcode(String zipcode) {
this.zipcode = zipcode;
}
public List<ContactDetails> getContactDetails() {
return contactDetails;
}
public void setContactDetails(List<ContactDetails> contactDetails) {
this.contactDetails = contactDetails;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
}
gson-jackson-performance/src/main/java/com/baeldung/pojo/complex/ContactDetails.java
+25
View File
@@ -0,0 +1,25 @@
package com.baeldung.pojo.complex;
public class ContactDetails {
private String mobile;
private String landline;
public String getMobile() {
return mobile;
}
public void setMobile(String mobile) {
this.mobile = mobile;
}
public String getLandline() {
return landline;
}
public void setLandline(String landline) {
this.landline = landline;
}
}
gson-jackson-performance/src/main/java/com/baeldung/pojo/complex/CustomerAddressDetails.java
+18
View File
@@ -0,0 +1,18 @@
package com.baeldung.pojo.complex;
import java.util.List;
import com.baeldung.pojo.simple.Customer;
public class CustomerAddressDetails extends Customer {
private List<AddressDetails> addressDetails;
public List<AddressDetails> getAddressDetails() {
return addressDetails;
}
public void setAddressDetails(List<AddressDetails> addressDetails) {
this.addressDetails = addressDetails;
}
}
gson-jackson-performance/src/main/java/com/baeldung/pojo/complex/CustomerPortfolioComplex.java
+17
View File
@@ -0,0 +1,17 @@
package com.baeldung.pojo.complex;
import java.util.List;
public class CustomerPortfolioComplex {
private List<CustomerAddressDetails> customerAddressDetailsList;
public List<CustomerAddressDetails> getCustomerAddressDetailsList() {
return customerAddressDetailsList;
}
public void setCustomerAddressDetailsList(List<CustomerAddressDetails> customerAddressDetailsList) {
this.customerAddressDetailsList = customerAddressDetailsList;
}
}
gson-jackson-performance/src/main/java/com/baeldung/pojo/simple/Customer.java
+36
View File
@@ -0,0 +1,36 @@
package com.baeldung.pojo.simple;
public class Customer {
private String firstName;
private String lastName;
private int age;
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
}
gson-jackson-performance/src/main/java/com/baeldung/pojo/simple/CustomerPortfolioSimple.java
+16
View File
@@ -0,0 +1,16 @@
package com.baeldung.pojo.simple;
import java.util.List;
public class CustomerPortfolioSimple {
private List<Customer> customerLists;
public List<Customer> getCustomerLists() {
return customerLists;
}
public void setCustomerLists(List<Customer> customerLists) {
this.customerLists = customerLists;
}
}
gson-jackson-performance/src/main/resources/log4j.properties
+16
View File
@@ -0,0 +1,16 @@
# Root logger option
log4j.rootLogger=DEBUG, file
# Redirect log messages to console
# log4j.appender.stdout=org.apache.log4j.ConsoleAppender
# log4j.appender.stdout.Target=System.out
# log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
# log4j.appender.stdout.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n
# Redirect log messages to a log file, support file rolling.
log4j.appender.file=org.apache.log4j.RollingFileAppender
log4j.appender.file.File=log4j-application.log
log4j.appender.file.MaxFileSize=5MB
log4j.appender.file.MaxBackupIndex=10
log4j.appender.file.layout=org.apache.log4j.PatternLayout
log4j.appender.file.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n
gson/pom.xml
+7 -11
View File
@@ -1,6 +1,6 @@
<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>
<groupId>org.baeldung</groupId>
<groupId>com.baeldung</groupId>
<artifactId>gson</artifactId>
<version>0.1-SNAPSHOT</version>
@@ -112,13 +112,9 @@
</build>
<properties>
<!-- Spring -->
<org.springframework.version>4.1.5.RELEASE</org.springframework.version>
<org.springframework.security.version>3.2.5.RELEASE</org.springframework.security.version>
<!-- persistence -->
<hibernate.version>4.3.10.Final</hibernate.version>
<mysql-connector-java.version>5.1.35</mysql-connector-java.version>
<hibernate.version>4.3.11.Final</hibernate.version>
<mysql-connector-java.version>5.1.38</mysql-connector-java.version>
<!-- marshalling -->
<gson.version>2.3</gson.version>
@@ -142,14 +138,14 @@
<httpcore.version>4.4.1</httpcore.version>
<httpclient.version>4.5</httpclient.version>
<rest-assured.version>2.4.1</rest-assured.version>
<rest-assured.version>2.9.0</rest-assured.version>
<!-- maven plugins -->
<maven-compiler-plugin.version>3.3</maven-compiler-plugin.version>
<maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
<maven-war-plugin.version>2.6</maven-war-plugin.version>
<maven-surefire-plugin.version>2.18.1</maven-surefire-plugin.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
<maven-resources-plugin.version>2.7</maven-resources-plugin.version>
<cargo-maven2-plugin.version>1.4.14</cargo-maven2-plugin.version>
<cargo-maven2-plugin.version>1.4.18</cargo-maven2-plugin.version>
</properties>
gson/src/main/webapp/WEB-INF/api-servlet.xml
-6
View File
@@ -1,6 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.1.xsd" >
</beans>
gson/src/main/webapp/WEB-INF/web.xml
-41
View File
@@ -1,41 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
xsi:schemaLocation="
http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0"
>
<display-name>Spring MVC Application</display-name>
<!-- Spring root -->
<context-param>
<param-name>contextClass</param-name>
<param-value>
org.springframework.web.context.support.AnnotationConfigWebApplicationContext
</param-value>
</context-param>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>org.baeldung.config</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- Spring child -->
<servlet>
<servlet-name>api</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>api</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file/>
</welcome-file-list>
</web-app>
guava/pom.xml
+8 -12
View File
@@ -1,8 +1,8 @@
<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>
<groupId>org.baeldung</groupId>
<groupId>com.baeldung</groupId>
<artifactId>guava</artifactId>
<version>0.1-SNAPSHOT</version>
<version>0.1.0-SNAPSHOT</version>
<name>guava</name>
@@ -93,13 +93,9 @@
</build>
<properties>
<!-- Spring -->
<org.springframework.version>4.1.5.RELEASE</org.springframework.version>
<org.springframework.security.version>3.2.5.RELEASE</org.springframework.security.version>
<!-- persistence -->
<hibernate.version>4.3.10.Final</hibernate.version>
<mysql-connector-java.version>5.1.35</mysql-connector-java.version>
<hibernate.version>4.3.11.Final</hibernate.version>
<mysql-connector-java.version>5.1.38</mysql-connector-java.version>
<!-- logging -->
<org.slf4j.version>1.7.13</org.slf4j.version>
@@ -120,14 +116,14 @@
<httpcore.version>4.4.1</httpcore.version>
<httpclient.version>4.5</httpclient.version>
<rest-assured.version>2.4.1</rest-assured.version>
<rest-assured.version>2.9.0</rest-assured.version>
<!-- maven plugins -->
<maven-compiler-plugin.version>3.3</maven-compiler-plugin.version>
<maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
<maven-war-plugin.version>2.6</maven-war-plugin.version>
<maven-surefire-plugin.version>2.18.1</maven-surefire-plugin.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
<maven-resources-plugin.version>2.7</maven-resources-plugin.version>
<cargo-maven2-plugin.version>1.4.14</cargo-maven2-plugin.version>
<cargo-maven2-plugin.version>1.4.18</cargo-maven2-plugin.version>
</properties>

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