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hmkcodehmkcode
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Castor XOM
Castor XOM
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‎castor-xml-object/.classpath‎

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<?xml version="1.0" encoding="UTF-8"?>
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<classpath>
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<classpathentry kind="src" path="src/test/java" output="target/test-classes" including="**/*.java"/>
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<classpathentry kind="src" path="src/main/java" including="**/*.java"/>
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<classpathentry kind="src" path="src/main/resources" excluding="**/*.java"/>
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<classpathentry kind="output" path="target/classes"/>
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<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
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<classpathentry kind="var" path="M2_REPO/org/codehaus/castor/castor/1.2/castor-1.2.jar"/>
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<classpathentry kind="var" path="M2_REPO/commons-logging/commons-logging/1.1.1/commons-logging-1.1.1.jar"/>
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<classpathentry kind="var" path="M2_REPO/xerces/xercesImpl/2.8.1/xercesImpl-2.8.1.jar"/>
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<classpathentry kind="var" path="M2_REPO/xml-apis/xml-apis/1.3.03/xml-apis-1.3.03.jar"/>
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</classpath>

‎castor-xml-object/article.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<article>
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<categories xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="java:java.lang.String">Java</categories>
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<tags xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="java:java.lang.String">Java</tags>
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<tags xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="java:java.lang.String">Castor</tags>
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<tags xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="java:java.lang.String">XML</tags>
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<tags xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="java:java.lang.String">Marshalling</tags>
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<tags xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="java:java.lang.String">Unmarshalling</tags>
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<url>http://hmkcode.com/castor-java-object-xml</url>
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<title>Castor - Java Object to XML &amp; XML to Object Mapping</title>
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</article>

‎castor-xml-object/mapped_article.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<article title="Castor - Java Object to XML &amp; XML to Object Mapping">
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<url>http://hmkcode.com/castor-java-object-xml</url>
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<category>Java</category>
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<tag>Java</tag>
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<tag>Castor</tag>
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<tag>XML</tag>
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<tag>Marshalling</tag>
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<tag>Unmarshalling</tag>
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</article>

‎castor-xml-object/mapping.xml‎

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<?xml version="1.0"?><!DOCTYPE mapping PUBLIC "-//EXOLAB/Castor Mapping DTD Version 1.0//EN"
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"http://castor.org/mapping.dtd">
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<mapping>
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<class name="com.hmkcode.vo.Article">
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<map-to xml="article" />
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<field name="title" type="string">
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<bind-xml name="title" node="attribute"/>
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</field>
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<field name="url" type="string">
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<bind-xml name="url" node="element"/>
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</field>
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<field name="categories" type="string" collection="arraylist">
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<bind-xml name="category" />
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</field>
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<field name="tags" type="string" collection="arraylist">
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<bind-xml name="tag" />
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</field>
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</class>
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</mapping>

‎castor-xml-object/pom.xml‎

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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.hmkcode</groupId>
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<artifactId>castor-xml-object</artifactId>
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<version>1.0-SNAPSHOT</version>
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<packaging>jar</packaging>
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<name>castor-xml-object</name>
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<url>http://maven.apache.org</url>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.codehaus.castor</groupId>
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<artifactId>castor</artifactId>
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<version>1.2</version>
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</dependency>
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<dependency>
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<groupId>xerces</groupId>
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<artifactId>xercesImpl</artifactId>
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<version>2.8.1</version>
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</dependency>
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</dependencies>
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</project>

‎castor-xml-object/src/main/java/com/hmkcode/App.java‎

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package com.hmkcode;
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import java.io.FileReader;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.util.LinkedList;
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import org.exolab.castor.xml.MarshalException;
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import org.exolab.castor.xml.Marshaller;
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import org.exolab.castor.xml.Unmarshaller;
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import org.exolab.castor.xml.ValidationException;
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import com.hmkcode.vo.Article;
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public class App
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{
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public static void main( String[] args )
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{
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try {
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//( 1 ) OBJECT --> XML
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FileWriter writer = new FileWriter("article.xml");
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Marshaller.marshal(createArticle(), writer);
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writer.close();
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//( 2 ) XML --> OBJECT
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FileReader reader = new FileReader("article.xml");
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Article article = (Article) Unmarshaller.unmarshal(Article.class, reader);
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System.out.println(article);
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} catch (IOException e) {
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e.printStackTrace();
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} catch (MarshalException e) {
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e.printStackTrace();
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} catch (ValidationException e) {
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e.printStackTrace();
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}
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}
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public static Article createArticle(){
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Article article = new Article();
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article.setTitle("Castor - Java Object to XML & XML to Object Mapping");
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article.setUrl("http://hmkcode.com/castor-java-object-xml");
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article.addCategory("Java");
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article.addTag("Java");
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article.addTag("Castor");
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article.addTag("XML");
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article.addTag("Marshalling");
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article.addTag("Unmarshalling");
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return article;
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}
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}

‎castor-xml-object/src/main/java/com/hmkcode/AppMapping.java‎

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package com.hmkcode;
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import java.io.FileReader;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.io.Reader;
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import java.io.Writer;
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import org.exolab.castor.mapping.Mapping;
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import org.exolab.castor.mapping.MappingException;
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import org.exolab.castor.xml.MarshalException;
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import org.exolab.castor.xml.Marshaller;
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import org.exolab.castor.xml.Unmarshaller;
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import org.exolab.castor.xml.ValidationException;
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import org.exolab.castor.xml.XMLContext;
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import com.hmkcode.vo.Article;
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public class AppMapping
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{
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public static void main( String[] args )
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{
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try {
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//Load Mapping
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Mapping mapping = new Mapping();
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mapping.loadMapping("mapping.xml");
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XMLContext context = new XMLContext();
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context.addMapping(mapping);
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//( 1 ) OBJECT --> XML
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//1.1 Prepare file writer
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Writer writer = new FileWriter("mapped_article.xml");
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//1.2 Create a new Marshaller
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Marshaller marshaller = context.createMarshaller();
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marshaller.setWriter(writer);
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//1.3 Marshal "map" to xml
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marshaller.marshal(createArticle());
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//1.4
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writer.close();
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//( 2 ) XML --> OBJECT
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//2.1 Prepare file writer
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Reader reader = new FileReader("mapped_article.xml");
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//2.2 Create a new Unmarshaller
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Unmarshaller unmarshaller = context.createUnmarshaller();
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unmarshaller.setClass(Article.class);
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//2.3 Unmarshal "map" to Object
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Article article = (Article) unmarshaller.unmarshal(reader);
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//2.4
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reader.close();
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System.out.println(article);
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} catch (IOException e1) {
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e1.printStackTrace();
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} catch (MappingException e1) {
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e1.printStackTrace();
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} catch (MarshalException e) {
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e.printStackTrace();
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} catch (ValidationException e) {
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e.printStackTrace();
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}
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}
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public static Article createArticle(){
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Article article = new Article();
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article.setTitle("Castor - Java Object to XML & XML to Object Mapping");
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article.setUrl("http://hmkcode.com/castor-java-object-xml");
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article.addCategory("Java");
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article.addTag("Java");
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article.addTag("Castor");
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article.addTag("XML");
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article.addTag("Marshalling");
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article.addTag("Unmarshalling");
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return article;
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}
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}

‎castor-xml-object/src/main/java/com/hmkcode/vo/Article.java‎

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package com.hmkcode.vo;
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import java.util.LinkedList;
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import java.util.List;
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public class Article {
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private String title;
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private String url;
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private List<String> categories;
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private List<String> tags;
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public String getTitle() {
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return title;
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}
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public void setTitle(String title) {
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this.title = title;
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}
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public String getUrl() {
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return url;
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}
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public void setUrl(String url) {
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this.url = url;
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}
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public List<String> getCategories() {
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return categories;
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}
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public void setCategories(List<String> categories) {
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this.categories = categories;
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}
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public List<String> getTags() {
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return tags;
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}
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public void setTags(List<String> tags) {
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this.tags = tags;
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}
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public void addCategory(String category){
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if(this.categories == null)
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this.categories = new LinkedList<String>();
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this.categories.add(category);
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}
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public void addTag(String tag){
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if(this.tags == null)
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this.tags = new LinkedList<String>();
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this.tags.add(tag);
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}
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@Override
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public String toString() {
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return "Article [title=" + title + ", url=" + url + ", categories="
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+ categories + ", tags=" + tags + "]";
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}
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}

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