1 /*
2 * Copyright 2004-2006 the Seasar Foundation and the Others.
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,
13 * either express or implied. See the License for the specific language
14 * governing permissions and limitations under the License.
15 */
16 package org.seasar.tuigwaa.util.functor;
17
18 import com.isenshi.util.CharUtil;
19 import com.isenshi.util.functor.UnaryFunction;
20
21 public class ReplaceStringFunction implements UnaryFunction {
22
23 private String template;
24
25 public ReplaceStringFunction(String template){
26 this.template = template;
27 }
28
29 public Object evaluate(Object obj) {
30 if(obj == null){
31 return "";
32 }
33 return CharUtil.replace(template, (String)obj);
34 }
35 }