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/*
* Copyright 2007-2009 Medsea Business Solutions S.L.
*
* Licensed 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 eu.medsea.util;
import java.io.UnsupportedEncodingException;
/**
* A string utility class with various string manipulation functions
*/
public class StringUtil {
static final byte[] HEX_CHAR_TABLE = {(byte) '0', (byte) '1', (byte) '2',
(byte) '3', (byte) '4', (byte) '5', (byte) '6', (byte) '7',
(byte) '8', (byte) '9', (byte) 'a', (byte) 'b', (byte) 'c',
(byte) 'd', (byte) 'e', (byte) 'f'};
/**
* Convert a byte array into a hex string representation
*
* @param raw the byte [] to convert to a hex string representation
* @return the hex representation
* @throws UnsupportedEncodingException
*/
public static String getHexString(byte[] raw)
throws UnsupportedEncodingException {
if (raw == null) {
return "";
}
byte[] hex = new byte[2 * raw.length];
int index = 0;
for (int i = 0; i < raw.length; i++) {
byte b = raw[i];
int v = b & 0xFF;
hex[index++] = HEX_CHAR_TABLE[v >>> 4];
hex[index++] = HEX_CHAR_TABLE[v & 0xF];
}
return new String(hex, "ASCII");
}
public static boolean contains(String target, String content) {
if (target.indexOf(content) != -1) {
return true;
}
return false;
}
}