Get the xml encoding of the document. - Java XML

Java examples for XML:DOM Document

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Description

Get the xml encoding of the document.

Demo Code

/**/*  w ww.jav a 2 s. com*/
 * 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.
 */
//package com.java2s;
import java.lang.reflect.Method;

import org.w3c.dom.Document;

public class Main {
    private static final String DEFAULT_ENCODING = "UTF-8";

    /**
     * Get the xml encoding of the document. This uses a DOM 3 API call getXmlEncoding hence it returns the
     * correct value only if a DOM3 API is used. Otherwise it returns the default encoding
     * 
     * @see #getInputEncoding(Document)
     * @param doc
     * @return the encoding (e.g. utf-8).
     */
    public static String getXmlEncoding(Document doc) {
        try {
            Method m = doc.getClass().getMethod("getXmlEncoding",
                    new Class[] {});
            return (String) m.invoke(doc, new Object[] {});
        } catch (Throwable e) {
            return DEFAULT_ENCODING;
        }
    }
}

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