Restructuring for better separation of Tool packages.

[mirror_edk2.git] / Tools / Java / Source / Cpptasks / net / sf / antcontrib / cpptasks / parser / BranchState.java

/*\r
 * \r
 * Copyright 2002-2004 The Ant-Contrib project\r
 *\r
 *  Licensed under the Apache License, Version 2.0 (the "License");\r
 *  you may not use this file except in compliance with the License.\r
 *  You may obtain a copy of the License at\r
 *\r
 *      http://www.apache.org/licenses/LICENSE-2.0\r
 *\r
 *  Unless required by applicable law or agreed to in writing, software\r
 *  distributed under the License is distributed on an "AS IS" BASIS,\r
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
 *  See the License for the specific language governing permissions and\r
 *  limitations under the License.\r
 */\r
package net.sf.antcontrib.cpptasks.parser;\r
public class BranchState extends AbstractParserState {\r
    private char[] branchChars;\r
    private AbstractParserState[] branchStates;\r
    private AbstractParserState noMatchState;\r
    public BranchState(AbstractParser parser, char[] branchChars,\r
            AbstractParserState[] branchStates, AbstractParserState noMatchState) {\r
        super(parser);\r
        this.branchChars = (char[]) branchChars.clone();\r
        this.branchStates = (AbstractParserState[]) branchStates.clone();\r
        this.noMatchState = noMatchState;\r
    }\r
    public AbstractParserState consume(char ch) {\r
        AbstractParserState state;\r
        for (int i = 0; i < branchChars.length; i++) {\r
            if (ch == branchChars[i]) {\r
                state = branchStates[i];\r
                return state.consume(ch);\r
            }\r
        }\r
        state = getNoMatchState();\r
        if (state != null) {\r
            return state.consume(ch);\r
        }\r
        return state;\r
    }\r
    protected AbstractParserState getNoMatchState() {\r
        return noMatchState;\r
    }\r
}\r