author | zmajo |
Thu, 15 Jan 2015 11:30:13 +0100 | |
changeset 28640 | 01e4ca94fb0d |
parent 25871 | b80b84e87032 |
permissions | -rw-r--r-- |
12009 | 1 |
/* |
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d785acd84a14
8032639: Update copyright year to match last edit in jaxws repository for 2013
mkos
parents:
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changeset
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* Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package com.sun.xml.internal.messaging.saaj.util; |
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// Cut&paste from sun.net.www.ParseUtil: decode, unescape |
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public class ParseUtil { |
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/** |
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* Un-escape and return the character at position i in string s. |
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*/ |
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private static char unescape(String s, int i) { |
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return (char) Integer.parseInt(s.substring(i+1,i+3),16); |
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} |
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/** |
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* Returns a new String constructed from the specified String by replacing |
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* the URL escape sequences and UTF8 encoding with the characters they |
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* represent. |
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*/ |
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public static String decode(String s) { |
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StringBuffer sb = new StringBuffer(); |
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int i=0; |
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while (i<s.length()) { |
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char c = s.charAt(i); |
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char c2, c3; |
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if (c != '%') { |
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i++; |
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} else { |
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try { |
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c = unescape(s, i); |
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i += 3; |
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if ((c & 0x80) != 0) { |
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switch (c >> 4) { |
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case 0xC: case 0xD: |
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c2 = unescape(s, i); |
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i += 3; |
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c = (char)(((c & 0x1f) << 6) | (c2 & 0x3f)); |
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break; |
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case 0xE: |
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c2 = unescape(s, i); |
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i += 3; |
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c3 = unescape(s, i); |
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i += 3; |
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c = (char)(((c & 0x0f) << 12) | |
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((c2 & 0x3f) << 6) | |
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(c3 & 0x3f)); |
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break; |
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default: |
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throw new IllegalArgumentException(); |
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} |
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} |
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} catch (NumberFormatException e) { |
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throw new IllegalArgumentException(); |
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} |
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} |
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sb.append(c); |
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} |
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return sb.toString(); |
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} |
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} |