com.liferay.petra.nio.CharsetDecoderUtil Maven / Gradle / Ivy
/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.petra.nio;
import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import java.nio.charset.CharacterCodingException;
import java.nio.charset.Charset;
import java.nio.charset.CharsetDecoder;
import java.nio.charset.CodingErrorAction;
/**
* @author Shuyang Zhou
*/
public class CharsetDecoderUtil {
public static CharBuffer decode(String charsetName, ByteBuffer byteBuffer) {
try {
return decode(charsetName, CodingErrorAction.REPLACE, byteBuffer);
}
catch (CharacterCodingException cce) {
throw new Error(cce);
}
}
public static CharBuffer decode(
String charsetName, CodingErrorAction codingErrorAction,
ByteBuffer byteBuffer)
throws CharacterCodingException {
CharsetDecoder charsetDecoder = getCharsetDecoder(
charsetName, codingErrorAction);
return charsetDecoder.decode(byteBuffer);
}
public static CharsetDecoder getCharsetDecoder(String charsetName) {
return getCharsetDecoder(charsetName, CodingErrorAction.REPLACE);
}
public static CharsetDecoder getCharsetDecoder(
String charsetName, CodingErrorAction codingErrorAction) {
Charset charset = Charset.forName(charsetName);
CharsetDecoder charsetDecoder = charset.newDecoder();
charsetDecoder.onMalformedInput(codingErrorAction);
charsetDecoder.onUnmappableCharacter(codingErrorAction);
return charsetDecoder;
}
}