878ddf1f |
1 | /*\r |
2 | * \r |
3 | * Copyright 2002-2004 The Ant-Contrib project\r |
4 | *\r |
5 | * Licensed under the Apache License, Version 2.0 (the "License");\r |
6 | * you may not use this file except in compliance with the License.\r |
7 | * You may obtain a copy of the License at\r |
8 | *\r |
9 | * http://www.apache.org/licenses/LICENSE-2.0\r |
10 | *\r |
11 | * Unless required by applicable law or agreed to in writing, software\r |
12 | * distributed under the License is distributed on an "AS IS" BASIS,\r |
13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r |
14 | * See the License for the specific language governing permissions and\r |
15 | * limitations under the License.\r |
16 | */\r |
17 | package net.sf.antcontrib.cpptasks.parser;\r |
18 | public class BranchState extends AbstractParserState {\r |
19 | private char[] branchChars;\r |
20 | private AbstractParserState[] branchStates;\r |
21 | private AbstractParserState noMatchState;\r |
22 | public BranchState(AbstractParser parser, char[] branchChars,\r |
23 | AbstractParserState[] branchStates, AbstractParserState noMatchState) {\r |
24 | super(parser);\r |
25 | this.branchChars = (char[]) branchChars.clone();\r |
26 | this.branchStates = (AbstractParserState[]) branchStates.clone();\r |
27 | this.noMatchState = noMatchState;\r |
28 | }\r |
29 | public AbstractParserState consume(char ch) {\r |
30 | AbstractParserState state;\r |
31 | for (int i = 0; i < branchChars.length; i++) {\r |
32 | if (ch == branchChars[i]) {\r |
33 | state = branchStates[i];\r |
34 | return state.consume(ch);\r |
35 | }\r |
36 | }\r |
37 | state = getNoMatchState();\r |
38 | if (state != null) {\r |
39 | return state.consume(ch);\r |
40 | }\r |
41 | return state;\r |
42 | }\r |
43 | protected AbstractParserState getNoMatchState() {\r |
44 | return noMatchState;\r |
45 | }\r |
46 | }\r |