Java XML JAXB Unmarshaller unmarshall(JAXBContext c, Element e)

Description

unmarshall

License

Apache License

Declaration

public static Object unmarshall(JAXBContext c, Element e) throws JAXBException 

Method Source Code

//package com.java2s;
/**/*from  www .ja  v a2  s .  c om*/
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import java.io.Closeable;

import java.io.IOException;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBElement;
import javax.xml.bind.JAXBException;

import javax.xml.bind.Unmarshaller;

import javax.xml.stream.XMLStreamReader;

import javax.xml.transform.Source;

import org.w3c.dom.Element;

public class Main {
    public static Object unmarshall(JAXBContext c, Element e) throws JAXBException {
        Unmarshaller u = c.createUnmarshaller();
        try {
            u.setEventHandler(null);
            return u.unmarshal(e);
        } finally {
            closeUnmarshaller(u);
        }
    }

    public static <T> JAXBElement<T> unmarshall(JAXBContext c, Element e, Class<T> cls) throws JAXBException {
        Unmarshaller u = c.createUnmarshaller();
        try {
            u.setEventHandler(null);
            return u.unmarshal(e, cls);
        } finally {
            closeUnmarshaller(u);
        }
    }

    public static Object unmarshall(JAXBContext c, Source s) throws JAXBException {
        Unmarshaller u = c.createUnmarshaller();
        try {
            u.setEventHandler(null);
            return u.unmarshal(s);
        } finally {
            closeUnmarshaller(u);
        }
    }

    public static <T> JAXBElement<T> unmarshall(JAXBContext c, XMLStreamReader reader, Class<T> cls)
            throws JAXBException {
        Unmarshaller u = c.createUnmarshaller();
        try {
            u.setEventHandler(null);
            return u.unmarshal(reader, cls);
        } finally {
            closeUnmarshaller(u);
        }
    }

    public static Object unmarshall(JAXBContext c, XMLStreamReader reader) throws JAXBException {
        Unmarshaller u = c.createUnmarshaller();
        try {
            u.setEventHandler(null);
            return u.unmarshal(reader);
        } finally {
            closeUnmarshaller(u);
        }
    }

    public static void closeUnmarshaller(Unmarshaller u) {
        if (u instanceof Closeable) {
            //need to do this to clear the ThreadLocal cache
            //see https://java.net/jira/browse/JAXB-1000

            try {
                ((Closeable) u).close();
            } catch (IOException e) {
                //ignore
            }
        }
    }
}

Related

1. unmarshall(Class clazz, String string)
2. unmarshall(Class c, Object o)
3. unmarshall(Class cls, Element domRequest)
4. unmarshall(InputStream is, Class clz)
5. unmarshall(InputStream toUnmarshall, Class clazz)
6. unmarshall(String cntxtPkg, InputStream in)
7. unmarshall(String file, Class desiredClass, Class context)
8. unmarshall(String xml, Class... classesToBeBound)
9. unmarshall(String xml, Class clazz)