001    /*
002     * JBoss DNA (http://www.jboss.org/dna)
003     * See the COPYRIGHT.txt file distributed with this work for information
004     * regarding copyright ownership.  Some portions may be licensed
005     * to Red Hat, Inc. under one or more contributor license agreements.
006     * See the AUTHORS.txt file in the distribution for a full listing of 
007     * individual contributors. 
008     *
009     * JBoss DNA is free software. Unless otherwise indicated, all code in JBoss DNA
010     * is licensed to you under the terms of the GNU Lesser General Public License as
011     * published by the Free Software Foundation; either version 2.1 of
012     * the License, or (at your option) any later version.
013     *
014     * JBoss DNA is distributed in the hope that it will be useful,
015     * but WITHOUT ANY WARRANTY; without even the implied warranty of
016     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
017     * Lesser General Public License for more details.
018     *
019     * You should have received a copy of the GNU Lesser General Public
020     * License along with this software; if not, write to the Free
021     * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
022     * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
023     */
024    package org.jboss.dna.sequencer.java;
025    
026    import org.eclipse.jdt.core.dom.AST;
027    import org.eclipse.jdt.core.dom.ASTNode;
028    import org.eclipse.jdt.core.dom.ASTParser;
029    
030    /**
031     * The Parser, that process the a compilation unit.
032     * 
033     * @author Serge Pagop
034     */
035    public class CompilationUnitParser {
036    
037        /**
038         * Parses and process the java source code as a compilation unit and the result it abstract syntax tree (AST) representation
039         * and this action uses the third edition of java Language Specification, that gets the possibility to support J2SE 5 during
040         * the parsing.
041         * 
042         * @param source - the java source to be parsed (i.e. the char[] contains Java source).
043         * @param resolveBindings - for resolving bindings to get more informations from the unit.
044         * @return Abstract syntax tree representation.
045         */
046        public static ASTNode runJLS3Conversion( char[] source,
047                                                 boolean resolveBindings ) {
048            // Create parser
049            ASTParser parser;
050            parser = ASTParser.newParser(AST.JLS3);
051            parser.setSource(source);
052            parser.setKind(ASTParser.K_COMPILATION_UNIT);
053            parser.setResolveBindings(resolveBindings);
054            // Parse compilation unit
055            return parser.createAST(null);
056        }
057    
058    }