/**
* 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.dynamic_type;
import java.io.Serializable;
import java.util.List;
import org.apache.hadoop.hive.serde2.SerDeException;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector;
import com.facebook.presto.hive.shaded.org.apache.thrift.TException;
import com.facebook.presto.hive.shaded.org.apache.thrift.protocol.TProtocol;
import com.facebook.presto.hive.shaded.org.apache.thrift.protocol.TStruct;
/**
* DynamicSerDeStructBase.
*
*/
public abstract class DynamicSerDeStructBase extends DynamicSerDeTypeBase
implements Serializable {
DynamicSerDeFieldList fieldList;
public DynamicSerDeStructBase(int i) {
super(i);
}
public DynamicSerDeStructBase(thrift_grammar p, int i) {
super(p, i);
}
public abstract DynamicSerDeFieldList getFieldList();
@Override
public void initialize() {
fieldList = getFieldList();
fieldList.initialize();
}
@Override
public boolean isPrimitive() {
return false;
}
@Override
public Class getRealType() {
return List.class;
}
@Override
public Object deserialize(Object reuse, TProtocol iprot)
throws SerDeException, TException, IllegalAccessException {
if (thrift_mode) {
iprot.readStructBegin();
}
Object o = fieldList.deserialize(reuse, iprot);
if (thrift_mode) {
iprot.readStructEnd();
}
return o;
}
/**
* serialize
*
* The way to serialize a Thrift "table" which in thrift land is really a
* function and thus this class's name.
*
* @param o
* - this list should be in the order of the function's params for
* now. If we wanted to remove this requirement, we'd need to make it
* a List<Pair<String, Object>> with the String being the field name.
*
*/
@Override
public void serialize(Object o, ObjectInspector oi, TProtocol oprot)
throws TException, SerDeException, NoSuchFieldException, IllegalAccessException {
if (thrift_mode) {
oprot.writeStructBegin(new TStruct(name));
}
fieldList.serialize(o, oi, oprot);
if (thrift_mode) {
oprot.writeStructEnd();
}
}
}