1/* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24import com.sun.tools.javac.parser.JavacParser; 25import com.sun.tools.javac.parser.ParserFactory; 26import com.sun.tools.javac.parser.ScannerFactory; 27import com.sun.tools.javac.util.Context; 28 29/** 30 * 31 * @author Robert Field 32 */ 33class TrialParserFactory extends ParserFactory { 34 35 public static ParserFactory instance(Context context) { 36 ParserFactory instance = context.get(parserFactoryKey); 37 if (instance == null) { 38 instance = new TrialParserFactory(context); 39 } 40 return instance; 41 } 42 43 private final ScannerFactory scannerFactory; 44 45 protected TrialParserFactory(Context context) { 46 super(context); 47 this.scannerFactory = ScannerFactory.instance(context); 48 } 49 50 @Override 51 public JavacParser newParser(CharSequence input, boolean keepDocComments, boolean keepEndPos, boolean keepLineMap) { 52 com.sun.tools.javac.parser.Lexer lexer = scannerFactory.newScanner(input, keepDocComments); 53 return new TrialParser(this, lexer, keepDocComments, keepLineMap, keepEndPos); 54 } 55 56 @Override 57 public JavacParser newParser(CharSequence input, boolean keepDocComments, boolean keepEndPos, boolean keepLineMap, boolean parseModuleInfo) { 58 return newParser(input, keepDocComments, keepEndPos, keepLineMap); 59 } 60} 61