This PR is related to the article BAEL-6878 (#15057)
* Update pom.xml This commit aims to add additional required dependencies: <dependency> <groupId>org.apache.xmlbeans</groupId> <artifactId>xmlbeans</artifactId> <version>5.0.2</version> </dependency> <dependency> <groupId>org.apache.logging.log4j</groupId> <artifactId>log4j-core</artifactId> <version>2.12.4</version> </dependency> * This commit is related to the article BAEL-6878 This commit aims to add the "log4j2.xml" file to the resources folder. * This commit is related to the article BAEL-6878 This commit aims to add a new test class named "XMLObjectToStringUnitTest" that suggests several approaches to convert XML objects to a Java string
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@ -46,6 +46,16 @@
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<artifactId>underscore</artifactId>
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<artifactId>underscore</artifactId>
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<version>${underscore.version}</version>
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<version>${underscore.version}</version>
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</dependency>
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</dependency>
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<dependency>
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<groupId>org.apache.xmlbeans</groupId>
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<artifactId>xmlbeans</artifactId>
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<version>5.0.2</version>
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</dependency>
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<dependency>
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<groupId>org.apache.logging.log4j</groupId>
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<artifactId>log4j-core</artifactId>
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<version>2.12.4</version>
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</dependency>
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</dependencies>
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</dependencies>
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<build>
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<build>
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@ -0,0 +1,13 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<Configuration status="WARN">
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<Appenders>
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<Console name="Console" target="SYSTEM_OUT">
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<PatternLayout pattern="%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"/>
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</Console>
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</Appenders>
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<Loggers>
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<Root level="error">
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<AppenderRef ref="Console"/>
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</Root>
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</Loggers>
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</Configuration>
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@ -0,0 +1,87 @@
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package com.baeldung.xml2string;
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import org.apache.xmlbeans.XmlException;
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import org.apache.xmlbeans.XmlObject;
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import org.apache.xmlbeans.XmlOptions;
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import org.junit.Test;
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import org.junit.Before;
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import org.w3c.dom.Document;
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import org.w3c.dom.Element;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import javax.xml.parsers.ParserConfigurationException;
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import javax.xml.transform.Transformer;
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import javax.xml.transform.TransformerException;
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import javax.xml.transform.TransformerFactory;
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import javax.xml.transform.dom.DOMSource;
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import javax.xml.transform.stream.StreamResult;
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import java.io.StringWriter;
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import static org.junit.Assert.assertTrue;
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public class XMLObjectToStringUnitTest {
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private Document document;
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@Before
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public void setup() throws ParserConfigurationException {
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// Create a DocumentBuilder
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DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
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DocumentBuilder builder = factory.newDocumentBuilder();
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// Create a new Document
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document = builder.newDocument();
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// Create the root element
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Element rootElement = document.createElement("root");
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document.appendChild(rootElement);
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// Create child elements
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Element childElement1 = document.createElement("child1");
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Element childElement2 = document.createElement("child2");
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// Add text content to the child elements
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childElement1.appendChild(document.createTextNode("This is child element 1"));
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childElement2.appendChild(document.createTextNode("This is child element 2"));
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// Append child elements to the root element
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rootElement.appendChild(childElement1);
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rootElement.appendChild(childElement2);
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}
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@Test
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public void givenXMLDocument_whenUsingTransformer_thenConvertXMLToString() throws TransformerException {
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TransformerFactory transformerFactory = TransformerFactory.newInstance();
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Transformer transformer = transformerFactory.newTransformer();
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StringWriter stringWriter = new StringWriter();
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transformer.transform(new DOMSource(document), new StreamResult(stringWriter));
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String result = stringWriter.toString();
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assertTrue(result.contains("<root>"));
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assertTrue(result.contains("This is child element 1"));
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assertTrue(result.contains("This is child element 2"));
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}
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@Test
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public void givenXMLDocument_whenUsingXmlBeans_thenConvertXMLToString() {
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try {
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XmlObject xmlObject = XmlObject.Factory.parse(document);
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XmlOptions options = new XmlOptions();
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options.setSavePrettyPrint();
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options.setUseDefaultNamespace();
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options.setSaveAggressiveNamespaces();
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String xmlString = xmlObject.xmlText(options);
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xmlString = "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>" + xmlString;
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assertTrue(xmlString.contains("<root>"));
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assertTrue(xmlString.contains("This is child element 1"));
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assertTrue(xmlString.contains("This is child element 2"));
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} catch (XmlException e) {
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e.printStackTrace();
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}
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}
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}
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