/*******************************************************************************
* Copyright (c) 1998, 2009 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.internal.jpa.parsing.jpql.antlr;
import org.eclipse.persistence.internal.libraries.antlr.runtime.*;
//import org.eclipse.persistence.internal.libraries.antlr.TokenBuffer;
//eclipselink imports
import org.eclipse.persistence.internal.jpa.parsing.jpql.CaseInsensitiveJPQLLexer;
import org.eclipse.persistence.internal.jpa.parsing.jpql.CaseInsensitiveANTLRStringStream;
import org.eclipse.persistence.internal.jpa.parsing.jpql.antlr.JPQLParser;
/*****************************************************************
* EJBQLParserBuilder constructs the parser for EJBQL.
* This is specific to ANTLR version 2.7.3
*****************************************************************
*/
public class JPQLParserBuilder {
/**
* INTERNAL
* Build a parser for the passed ejbql string, for ANTLR version 2.7.3
*/
public static JPQLParser buildParser(String queryText) {
JPQLLexer lexer = new CaseInsensitiveJPQLLexer();
lexer.setCharStream(new CaseInsensitiveANTLRStringStream(queryText));
CommonTokenStream tokens = new CommonTokenStream();
tokens.setTokenSource(lexer);
JPQLParser parser = new JPQLParser(tokens);
return parser;
}
}