| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.netbeans.modules.javascript2.lexer; |
| |
| import java.io.IOException; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| import org.netbeans.api.lexer.Token; |
| import org.netbeans.modules.javascript2.lexer.api.JsDocumentationTokenId; |
| import org.netbeans.spi.lexer.Lexer; |
| import org.netbeans.spi.lexer.LexerRestartInfo; |
| import org.netbeans.spi.lexer.TokenFactory; |
| |
| |
| /** |
| * Base JsDocumentation Lexer class. |
| * <p> |
| * <i>Created on base of {@link JsDocumentationLexer}</i> |
| * |
| * @author Martin Fousek <marfous@netbeans.org> |
| */ |
| public final class JsDocumentationLexer implements Lexer<JsDocumentationTokenId> { |
| |
| private static final Logger LOGGER = Logger.getLogger(JsDocumentationLexer.class.getName()); |
| |
| private final JsDocumentationColoringLexer coloringLexer; |
| |
| private TokenFactory<JsDocumentationTokenId> tokenFactory; |
| |
| private JsDocumentationLexer(LexerRestartInfo<JsDocumentationTokenId> info) { |
| coloringLexer = new JsDocumentationColoringLexer(info); |
| tokenFactory = info.tokenFactory(); |
| } |
| |
| public static JsDocumentationLexer create(LexerRestartInfo<JsDocumentationTokenId> info) { |
| synchronized (JsDocumentationLexer.class) { |
| return new JsDocumentationLexer(info); |
| } |
| } |
| |
| @Override |
| public Token<JsDocumentationTokenId> nextToken() { |
| try { |
| JsDocumentationTokenId tokenId = coloringLexer.nextToken(); |
| LOGGER.log(Level.FINEST, "Lexed token is {0}", tokenId); |
| Token<JsDocumentationTokenId> token = null; |
| if (tokenId != null) { |
| token = tokenFactory.createToken(tokenId); |
| } |
| return token; |
| } catch (IOException ex) { |
| Logger.getLogger(JsLexer.class.getName()).log(Level.SEVERE, null, ex); |
| } |
| return null; |
| } |
| |
| @Override |
| public Object state() { |
| return coloringLexer.getState(); |
| } |
| |
| @Override |
| public void release() { |
| } |
| } |