jdk-sandbox: langtools/test/tools/javac/parser/extend/TrialParserFactory.java@ce5606145ea3 (annotated)

28587 ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	1	/*
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	2	* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	4	*
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	5	* This code is free software; you can redistribute it and/or modify it
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	6	* under the terms of the GNU General Public License version 2 only, as
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	7	* published by the Free Software Foundation.
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	8	*
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	9	* This code is distributed in the hope that it will be useful, but WITHOUT
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	12	* version 2 for more details (a copy is included in the LICENSE file that
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	13	* accompanied this code).
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	14	*
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	15	* You should have received a copy of the GNU General Public License version
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	16	* 2 along with this work; if not, write to the Free Software Foundation,
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	18	*
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	20	* or visit www.oracle.com if you need additional information or have any
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	21	* questions.
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	22	*/
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	23
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	24	import com.sun.tools.javac.parser.JavacParser;
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	25	import com.sun.tools.javac.parser.ParserFactory;
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	26	import com.sun.tools.javac.parser.ScannerFactory;
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	27	import com.sun.tools.javac.util.Context;
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	28
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	29	/**
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	30	*
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	31	* @author Robert Field
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	32	*/
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	33	class TrialParserFactory extends ParserFactory {
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	34
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	35	public static ParserFactory instance(Context context) {
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	36	ParserFactory instance = context.get(parserFactoryKey);
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	37	if (instance == null) {
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	38	instance = new TrialParserFactory(context);
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	39	}
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	40	return instance;
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	41	}
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	42
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	43	private final ScannerFactory scannerFactory;
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	44
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	45	protected TrialParserFactory(Context context) {
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	46	super(context);
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	47	this.scannerFactory = ScannerFactory.instance(context);
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	48	}
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	49
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	50	@Override
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	51	public JavacParser newParser(CharSequence input, boolean keepDocComments, boolean keepEndPos, boolean keepLineMap) {
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	52	com.sun.tools.javac.parser.Lexer lexer = scannerFactory.newScanner(input, keepDocComments);
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	53	return new TrialParser(this, lexer, keepDocComments, keepLineMap, keepEndPos);
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	54	}
ce5606145ea3 8068488: Facilitate extension of the javac parser -- missing modifier rfield parents: diff changeset	55	}

author	rfield
	Fri, 16 Jan 2015 20:03:30 -0800
changeset 28587	ce5606145ea3
child 43584	63e67712246b
permissions	-rw-r--r--