/*
* 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.jena.sparql.algebra.optimize;
import org.apache.jena.sparql.algebra.OpVisitorBase ;
import org.apache.jena.sparql.algebra.op.OpFilter ;
import org.apache.jena.sparql.algebra.op.OpLeftJoin ;
import org.apache.jena.sparql.util.Context ;
public class OpVisitorExprPrepare extends OpVisitorBase
{
final private Context context ;
public OpVisitorExprPrepare(Context context)
{ this.context = context ; }
@Override
public void visit(OpFilter opFilter)
{
opFilter.getExprs().prepareExprs(context) ;
}
// Assignment
// ProcEval
@Override
public void visit(OpLeftJoin opLeftJoin)
{
if ( opLeftJoin.getExprs() != null )
opLeftJoin.getExprs().prepareExprs(context) ;
}
}