encode XML Entity - Android XML

Android examples for XML:XML Entity

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Description

encode XML Entity

Demo Code

/*//  w ww  .  j  av  a 2s  .c om
 * Copyright (c) Mirth Corporation. All rights reserved.
 * 
 * http://www.mirthcorp.com
 * 
 * The software in this package is published under the terms of the MPL license a copy of which has
 * been included with this distribution in the LICENSE.txt file.
 */
import java.io.StringReader;
import java.io.StringWriter;
import java.io.Writer;
import java.util.Hashtable;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerConfigurationException;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMResult;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import org.apache.log4j.Logger;

public class Main{
    public static void main(String[] argv) throws Exception{
        char s = 'a';
        System.out.println(encode(s));
    }
    private static final String[] encoderXml = new String[0x100];
    public static String encode(char s) {
        StringBuffer buffer = new StringBuffer(4);
        char c = s;
        int j = c;
        if (j < 0x100 && encoderXml[j] != null) {
            buffer.append(encoderXml[j]); // have a named encoding
            buffer.append(';');
        } else if (j < 0x80) {
            buffer.append(c); // use ASCII value
        } else {
            buffer.append("&#"); // use numeric encoding
            buffer.append((int) c);
            buffer.append(';');
        }
        return buffer.toString();
    }
    public static String encode(String s) {
        int length = s.length();
        StringBuffer buffer = new StringBuffer(length * 2);
        for (int i = 0; i < length; i++) {
            char c = s.charAt(i);
            buffer.append(encode(c));
        }

        return buffer.toString();
    }
    public static String encode(char[] text, int start, int length) {
        StringBuffer buffer = new StringBuffer(length * 2);
        for (int i = start; i < length + start; i++) {
            char c = text[i];

            int j = c;
            if (j < 0x100 && encoderXml[j] != null) {
                buffer.append(encoderXml[j]); // have a named encoding
                buffer.append(';');
            } else if (j < 0x80) {
                buffer.append(c); // use ASCII value
            } else {
                buffer.append("&#"); // use numeric encoding
                buffer.append((int) c);
                buffer.append(';');
            }
        }
        return buffer.toString();
    }
}

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