org.apache.cayenne.ejbql.EJBQLParser Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of cayenne-client

An aggregation of 1.4, 1.5 modules into an ROP client jar.

There is a newer version: 4.2.1

/*****************************************************************
 *   Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 ****************************************************************/
package org.apache.cayenne.ejbql;

import org.apache.cayenne.map.EntityResolver;

/**
 * An abstract definition of EJBQL query parser. The actual parser implementing this
 * interface is generated from JavaCC grammar.
 * 
 * @since 3.0
 */
public interface EJBQLParser {

    /**
     * Parses a string EJB QL into an {@link EJBQLExpression}.
     */
    EJBQLExpression parse(String ejbqlStatement) throws EJBQLException;

    /**
     * Parses and compiles an expression for the EntityResolver.
     */
    EJBQLCompiledExpression compile(String ejbqlStatement, EntityResolver resolver)
            throws EJBQLException;
}