/*
* 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.openjpa.jdbc.kernel.exps;
import org.apache.openjpa.jdbc.kernel.JDBCStore;
import org.apache.openjpa.jdbc.meta.ClassMapping;
import org.apache.openjpa.jdbc.sql.SQLBuffer;
import org.apache.openjpa.kernel.exps.FilterListener;
/**
* JDBC extension to the {@link FilterListener}.
*
* @author Abe White
*/
public interface JDBCFilterListener
extends FilterListener {
/**
* Append the SQL for this expression or value.
*
* @param buf the SQL buffer to append to
* @param target the target to act on, or null if the listener
* doesn't expect a target
* @param args the values of the arguments given in the filter, or
* null if this listener doesn't expect arguments
* @param mapping the class mapping for the query's candidate class
* @param store the store that owns the query
*/
public void appendTo(SQLBuffer buf, FilterValue target, FilterValue[] args,
ClassMapping mapping, JDBCStore store);
}