StringFunctions


1   /*
2    *  Copyright 2005 Blandware (http://www.blandware.com)
3    *
4    *  Licensed under the Apache License, Version 2.0 (the "License");
5    *  you may not use this file except in compliance with the License.
6    *  You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   *  Unless required by applicable law or agreed to in writing, software
11   *  distributed under the License is distributed on an "AS IS" BASIS,
12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *  See the License for the specific language governing permissions and
14   *  limitations under the License.
15   */
16  package com.blandware.atleap.webapp.taglib.core.functions;
17  
18  /**
19   * <p>Contains set of functions to ease the work with strings on the JSP</p>
20   * <p><a HREF="StringFunctions.java.htm"><i>View source</i></a></p>
21   *
22   * @author Roman Puchkovskiy <a HREF="mailto:roman.puchkovskiy@blandware.com">
23   *         &lt;roman.puchkovskiy@blandware.com&gt;</a>
24   * @version $Revision: 1.1 $ $Date: 2006/03/07 07:26:05 $
25   */
26  public class StringFunctions {
27      /**
28       * Escapes double-quote symbols with backslash
29       *
30       * @param o object which string representation will be taken
31       * @return string where all double-quotes are escaped with a backslash
32       */
33      public static String   escapeDoubleQuotesForJs(Object   o) {
34          String   str = "";
35          if (o != null) {
36              str = o.toString();
37          }
38          return str.replaceAll("\\\"", "\\\\\"");
39      }
40  
41      /**
42       * Replaces all carriage returns with spaces
43       *
44       * @param o object which string representation will be taken
45       * @return string without carriage returns
46       */
47      public static String   asSingleLine(Object   o) {
48          String   str = "";
49          if (o != null) {
50              str = o.toString();
51          }
52          return str.replaceAll("\\r|\\n", " ");
53      }
54  }
55
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