| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| UnicodeEncoder |
|
| 7.0;7 |
| 1 | /* | |
| 2 | * Licensed to the Apache Software Foundation (ASF) under one | |
| 3 | * or more contributor license agreements. See the NOTICE file | |
| 4 | * distributed with this work for additional information | |
| 5 | * regarding copyright ownership. The ASF licenses this file | |
| 6 | * to you under the Apache License, Version 2.0 (the | |
| 7 | * "License"); you may not use this file except in compliance | |
| 8 | * with the License. You may obtain a copy of the License at | |
| 9 | * | |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 11 | * | |
| 12 | * Unless required by applicable law or agreed to in writing, | |
| 13 | * software distributed under the License is distributed on an | |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
| 15 | * KIND, either express or implied. See the License for the | |
| 16 | * specific language governing permissions and limitations | |
| 17 | * under the License. | |
| 18 | */ | |
| 19 | package org.apache.myfaces.shared_impl.renderkit.html.util; | |
| 20 | ||
| 21 | /** | |
| 22 | * Converts characters outside of latin-1 set in a string to numeric character references. | |
| 23 | * | |
| 24 | */ | |
| 25 | 0 | public abstract class UnicodeEncoder |
| 26 | { | |
| 27 | /** | |
| 28 | * Encodes the given string, so that it can be used within a html page. | |
| 29 | * @param string the string to convert | |
| 30 | */ | |
| 31 | public static String encode (String string) | |
| 32 | { | |
| 33 | 0 | if (string == null) |
| 34 | { | |
| 35 | 0 | return ""; |
| 36 | } | |
| 37 | ||
| 38 | 0 | StringBuilder sb = null; |
| 39 | char c; | |
| 40 | 0 | for (int i = 0; i < string.length (); ++i) |
| 41 | { | |
| 42 | 0 | c = string.charAt(i); |
| 43 | 0 | if (((int)c) >= 0x80) |
| 44 | { | |
| 45 | 0 | if( sb == null ){ |
| 46 | 0 | sb = new StringBuilder( string.length()+4 ); |
| 47 | 0 | sb.append( string.substring(0,i) ); |
| 48 | } | |
| 49 | //encode all non basic latin characters | |
| 50 | 0 | sb.append("&#"); |
| 51 | 0 | sb.append((int)c); |
| 52 | 0 | sb.append(";"); |
| 53 | } | |
| 54 | 0 | else if( sb != null ) |
| 55 | { | |
| 56 | 0 | sb.append(c); |
| 57 | } | |
| 58 | } | |
| 59 | ||
| 60 | 0 | return sb != null ? sb.toString() : string; |
| 61 | } | |
| 62 | ||
| 63 | ||
| 64 | } |