/**
* 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.serde2.lazybinary.objectinspector;
import java.util.Map;
import org.apache.hadoop.hive.serde2.lazybinary.LazyBinaryMap;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector;
import org.apache.hadoop.hive.serde2.objectinspector.StandardMapObjectInspector;
/**
* ObjectInspector for LazyBinaryMap.
*
* @see LazyBinaryMap
*/
public class LazyBinaryMapObjectInspector extends StandardMapObjectInspector {
protected LazyBinaryMapObjectInspector() {
super();
}
protected LazyBinaryMapObjectInspector(ObjectInspector mapKeyObjectInspector,
ObjectInspector mapValueObjectInspector) {
super(mapKeyObjectInspector, mapValueObjectInspector);
}
@Override
public Map<?, ?> getMap(Object data) {
if (data == null) {
return null;
}
return ((LazyBinaryMap) data).getMap();
}
@Override
public int getMapSize(Object data) {
if (data == null) {
return -1;
}
return ((LazyBinaryMap) data).getMapSize();
}
@Override
public Object getMapValueElement(Object data, Object key) {
if (data == null || key == null) {
return null;
}
return ((LazyBinaryMap) data).getMapValueElement(key);
}
}