jp.co.yahoo.yosegi.hive.pushdown.UnsupportHiveExpr Maven / Gradle / Ivy
/**
* 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
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package jp.co.yahoo.yosegi.hive.pushdown;
import jp.co.yahoo.yosegi.spread.expression.IExpressionNode;
import org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc;
public class UnsupportHiveExpr implements IHiveExprNode {
@Override
public void addChildNode( final ExprNodeGenericFuncDesc exprNodeDesc ) {
throw new UnsupportedOperationException( "IHiveExprNode node can not have child node." );
}
@Override
public IExpressionNode getPushDownFilterNode() {
return null;
}
}