import java.util.HashMap;
import java.util.Map;
/* Copyright (c) 2008 Google Inc.
*
* 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 com.google.gdata.util.common.base;
/**
* Some common string manipulation utilities.
*/
public class Util{
/**
* Escape a string for use inside as XML single-quoted attributes. This
* escapes less-than, single-quote, ampersand, and (not strictly necessary)
* newlines.
*/
public static String xmlSingleQuotedEscape(String s) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < s.length(); i++) {
char c = s.charAt(i);
switch (c) {
case '\'': sb.append("""); break;
case '&': sb.append("&"); break;
case '<': sb.append("<"); break;
case '\n': sb.append("
"); break;
case '\000': case '\001': case '\002': case '\003': case '\004':
case '\005': case '\006': case '\007': case '\010': case '\013':
case '\014': case '\016': case '\017': case '\020': case '\021':
case '\022': case '\023': case '\024': case '\025': case '\026':
case '\027': case '\030': case '\031': case '\032': case '\033':
case '\034': case '\035': case '\036': case '\037':
// do nothing, these are disallowed characters
break;
default: sb.append(c);
}
}
return sb.toString();
}
}