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nguyennamthainguyennamthai
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Apache CXF Aegis data bindings
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‎apache-cxf/cxf-aegis/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/maven-v4_0_0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<artifactId>cxf-aegis</artifactId>
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<parent>
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<groupId>com.baeldung</groupId>
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<artifactId>apache-cxf</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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</parent>
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<properties>
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<cxf.version>3.1.8</cxf.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.apache.cxf</groupId>
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<artifactId>cxf-rt-databinding-aegis</artifactId>
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<version>${cxf.version}</version>
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</dependency>
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</dependencies>
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</project>

‎apache-cxf/cxf-aegis/src/main/java/com/baeldung/cxf/aegis/Course.java‎

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package com.baeldung.cxf.aegis;
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import java.util.Date;
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public class Course {
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private int id;
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private String name;
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private String instructor;
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private Date enrolmentDate;
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public int getId() {
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return id;
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}
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public void setId(int id) {
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this.id = id;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public String getInstructor() {
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return instructor;
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}
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public void setInstructor(String instructor) {
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this.instructor = instructor;
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}
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public Date getEnrolmentDate() {
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return enrolmentDate;
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}
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public void setEnrolmentDate(Date enrolmentDate) {
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this.enrolmentDate = enrolmentDate;
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}
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}

‎apache-cxf/cxf-aegis/src/main/java/com/baeldung/cxf/aegis/CourseRepo.java‎

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package com.baeldung.cxf.aegis;
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import java.util.Map;
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public interface CourseRepo {
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String getGreeting();
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void setGreeting(String greeting);
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Map<Integer, Course> getCourses();
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void setCourses(Map<Integer, Course> courses);
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void addCourse(Course course);
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}

‎apache-cxf/cxf-aegis/src/main/java/com/baeldung/cxf/aegis/CourseRepoImpl.java‎

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package com.baeldung.cxf.aegis;
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import java.util.HashMap;
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import java.util.Map;
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public class CourseRepoImpl implements CourseRepo {
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private String greeting;
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private Map<Integer, Course> courses = new HashMap<>();
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@Override
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public String getGreeting() {
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return greeting;
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}
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@Override
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public void setGreeting(String greeting) {
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this.greeting = greeting;
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}
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@Override
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public Map<Integer, Course> getCourses() {
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return courses;
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}
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@Override
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public void setCourses(Map<Integer, Course> courses) {
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this.courses = courses;
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}
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@Override
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public void addCourse(Course course) {
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courses.put(course.getId(), course);
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}
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}

‎apache-cxf/cxf-aegis/src/main/resources/com/baeldung/cxf/aegis/Course.aegis.xml‎

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<mappings>
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<mapping>
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<property name="instructor" ignore="true"/>
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</mapping>
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</mappings>

‎apache-cxf/cxf-aegis/src/main/resources/com/baeldung/cxf/aegis/CourseRepo.aegis.xml‎

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<mappings xmlns:ns="http://courserepo.baeldung.com">
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<mapping name="ns:Baeldung">
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<property name="greeting" style="attribute"/>
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</mapping>
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</mappings>

‎apache-cxf/cxf-aegis/src/test/java/com/baeldung/cxf/aegis/BaeldungTest.java‎

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package com.baeldung.cxf.aegis;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNull;
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import org.junit.Test;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.lang.reflect.Type;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Set;
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import javax.xml.namespace.QName;
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import javax.xml.stream.XMLInputFactory;
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import javax.xml.stream.XMLOutputFactory;
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import javax.xml.stream.XMLStreamReader;
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import javax.xml.stream.XMLStreamWriter;
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import org.apache.cxf.aegis.AegisContext;
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import org.apache.cxf.aegis.AegisReader;
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import org.apache.cxf.aegis.AegisWriter;
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import org.apache.cxf.aegis.type.AegisType;
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public class BaeldungTest {
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private AegisContext context;
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private String fileName = "baeldung.xml";
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@Test
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public void whenMarshalingAndUnmarshalingCourseRepo_thenCorrect() throws Exception {
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initializeContext();
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CourseRepo inputRepo = initCourseRepo();
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marshalCourseRepo(inputRepo);
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CourseRepo outputRepo = unmarshalCourseRepo();
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Course restCourse = outputRepo.getCourses().get(1);
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Course securityCourse = outputRepo.getCourses().get(2);
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assertEquals("Welcome to Beldung!", outputRepo.getGreeting());
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assertEquals("REST with Spring", restCourse.getName());
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assertEquals(new Date(1234567890000L), restCourse.getEnrolmentDate());
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assertNull(restCourse.getInstructor());
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assertEquals("Learn Spring Security", securityCourse.getName());
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assertEquals(new Date(1456789000000L), securityCourse.getEnrolmentDate());
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assertNull(securityCourse.getInstructor());
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}
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private void initializeContext() {
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context = new AegisContext();
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Set<Type> rootClasses = new HashSet<Type>();
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rootClasses.add(CourseRepo.class);
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context.setRootClasses(rootClasses);
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Map<Class<?>, String> beanImplementationMap = new HashMap<>();
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beanImplementationMap.put(CourseRepoImpl.class, "CourseRepo");
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context.setBeanImplementationMap(beanImplementationMap);
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context.setWriteXsiTypes(true);
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context.initialize();
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}
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private CourseRepoImpl initCourseRepo() {
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Course restCourse = new Course();
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restCourse.setId(1);
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restCourse.setName("REST with Spring");
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restCourse.setInstructor("Eugen");
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restCourse.setEnrolmentDate(new Date(1234567890000L));
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Course securityCourse = new Course();
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securityCourse.setId(2);
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securityCourse.setName("Learn Spring Security");
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securityCourse.setInstructor("Eugen");
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securityCourse.setEnrolmentDate(new Date(1456789000000L));
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CourseRepoImpl courseRepo = new CourseRepoImpl();
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courseRepo.setGreeting("Welcome to Beldung!");
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courseRepo.addCourse(restCourse);
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courseRepo.addCourse(securityCourse);
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return courseRepo;
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}
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private void marshalCourseRepo(CourseRepo courseRepo) throws Exception {
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AegisWriter<XMLStreamWriter> writer = context.createXMLStreamWriter();
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AegisType aegisType = context.getTypeMapping().getType(CourseRepo.class);
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XMLStreamWriter xmlWriter = XMLOutputFactory.newInstance().createXMLStreamWriter(new FileOutputStream(fileName));
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writer.write(courseRepo, new QName("http://aegis.cxf.baeldung.com", "baeldung"), false, xmlWriter, aegisType);
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xmlWriter.close();
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}
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private CourseRepo unmarshalCourseRepo() throws Exception {
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AegisReader<XMLStreamReader> reader = context.createXMLStreamReader();
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XMLStreamReader xmlReader = XMLInputFactory.newInstance().createXMLStreamReader(new FileInputStream(fileName));
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CourseRepo courseRepo = (CourseRepo) reader.read(xmlReader, context.getTypeMapping().getType(CourseRepo.class));
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xmlReader.close();
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return courseRepo;
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}
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}

‎apache-cxf/pom.xml‎

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<module>cxf-introduction</module>
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<module>cxf-spring</module>
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<module>cxf-jaxrs-implementation</module>
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<module>cxf-aegis</module>
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</modules>
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<dependencies>
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<dependency>

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