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Java > Open Source Codes > com > google > gwt > dev > cfg > Rules


1 /*
2  * Copyright 2006 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5  * use this file except in compliance with the License. You may obtain a copy of
6  * 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, WITHOUT
12  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13  * License for the specific language governing permissions and limitations under
14  * the License.
15  */
16 package com.google.gwt.dev.cfg;
17
18 import java.util.Iterator JavaDoc;
19 import java.util.LinkedList JavaDoc;
20
21 /**
22  * A typed collection of {@link Rule} objects.
23  */
24 public class Rules {
25
26   private final LinkedList JavaDoc list = new LinkedList JavaDoc();
27
28   public boolean isEmpty() {
29     return list.isEmpty();
30   }
31
32   public Iterator JavaDoc iterator() {
33     return list.iterator();
34   }
35
36   /**
37    * Prepends a rule, giving it the highest priority.
38    */
39   public void prepend(Rule rule) {
40     list.addFirst(rule);
41   }
42 }
43
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