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Java > Open Source Codes > org > apache > commons > jexl > Jexl


1 /*
2  * Copyright 2002,2004 The Apache Software Foundation.
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
17 package org.apache.commons.jexl;
18
19 import java.util.Map JavaDoc;
20
21 /**
22  * @author Dion Gillard
23  * Command line interface for Jexl for use in testing
24  */
25 public class Jexl {
26
27     public static void main(String JavaDoc[] args) {
28         // dummy context to get variables
29 JexlContext context = new JexlContext() {
30             public Map JavaDoc getVars() { return System.getProperties(); }
31             public void setVars(Map JavaDoc map) { }
32         };
33         try {
34             for (int i = 0; i < args.length; i++) {
35                 Expression e = ExpressionFactory.createExpression(args[i]);
36                 System.out.println("evaluate(" + args[i] + ") = '" + e.evaluate(context) + "'");
37             }
38         } catch (Exception JavaDoc e) {
39             e.printStackTrace();
40         }
41     }
42 }
43
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