01: /*
02: * Copyright 2006 Google Inc.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License"); you may not
05: * use this file except in compliance with the License. You may obtain a copy of
06: * the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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.util.tools;
17:
18: /**
19: * Base class for command line argument handlers.
20: */
21: public abstract class ArgHandler {
22:
23: public abstract String[] getDefaultArgs();
24:
25: public abstract String getPurpose();
26:
27: public abstract String getTag();
28:
29: public abstract String[] getTagArgs();
30:
31: public abstract int handle(String[] args, int tagIndex);
32:
33: public boolean isRequired() {
34: return false;
35: }
36:
37: public boolean isUndocumented() {
38: return false;
39: }
40:
41: }
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