org.apache.hadoop.hive.ql.plan.ExprNodeDynamicListDesc Maven / Gradle / Ivy
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/**
* 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.hadoop.hive.ql.plan;
import org.apache.hadoop.hive.ql.exec.Operator;
import org.apache.hadoop.hive.serde2.typeinfo.TypeInfo;
/**
* This expression represents a list that will be available at runtime.
*/
@SuppressWarnings("serial")
public class ExprNodeDynamicListDesc extends ExprNodeDesc {
Operator source;
int keyIndex;
public ExprNodeDynamicListDesc() {
}
public ExprNodeDynamicListDesc(TypeInfo typeInfo, Operator source, int keyIndex) {
super(typeInfo);
this.source = source;
this.keyIndex = keyIndex;
}
public void setSource(Operator source) {
this.source = source;
}
public Operator getSource() {
return source;
}
public void setKeyIndex(int keyIndex) {
this.keyIndex = keyIndex;
}
public int getKeyIndex() {
return this.keyIndex;
}
@Override
public ExprNodeDesc clone() {
ExprNodeDynamicListDesc clone = new ExprNodeDynamicListDesc(typeInfo, source, keyIndex);
return clone;
}
@Override
public boolean isSame(Object o) {
if (o instanceof ExprNodeDynamicListDesc) {
return source.equals(((ExprNodeDynamicListDesc)o).getSource());
}
return false;
}
@Override
public String getExprString() {
return source.toString();
}
@Override
public String toString() {
return source.toString();
}
}