| /* |
| * 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 |
| * |
| * https://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 org.apache.tools.ant.util; |
| |
| /** |
| * Contains one helper method to create a backslash u escape |
| * |
| * @since Ant 1.8.3 |
| */ |
| public class UnicodeUtil { |
| |
| private UnicodeUtil() { |
| } |
| |
| /** |
| * returns the unicode representation of a char without the leading backslash |
| * @param ch a character |
| * @return unicode representation of a char for property files |
| */ |
| public static StringBuffer EscapeUnicode(char ch) { |
| StringBuffer unicodeBuf = new StringBuffer("u0000"); |
| String s = Integer.toHexString(ch); |
| //replace the last 0s by the chars contained in s |
| for (int i = 0; i < s.length(); i++) { |
| unicodeBuf.setCharAt(unicodeBuf.length() |
| - s.length() + i, |
| s.charAt(i)); |
| } |
| return unicodeBuf; |
| } |
| } |