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/*
* Copyright (c) 1998, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0,
* or the Eclipse Distribution License v. 1.0 which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
*/
// Contributors:
// Oracle - initial API and implementation from Oracle TopLink
package org.eclipse.persistence.internal.jpa.parsing.jpql.antlr;
import org.eclipse.persistence.internal.jpa.parsing.jpql.CaseInsensitiveANTLRStringStream;
import org.eclipse.persistence.internal.jpa.parsing.jpql.CaseInsensitiveJPQLLexer;
import org.eclipse.persistence.internal.libraries.antlr.runtime.CommonTokenStream;
/*****************************************************************
* EJBQLParserBuilder constructs the parser for EJBQL.
* This is specific to ANTLR version 3.5.2
*****************************************************************
*/
public class JPQLParserBuilder {
/**
* INTERNAL
* Build a parser for the passed ejbql string, for ANTLR version 3.5.2
*/
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;
}
}