/tags/release-0.1-rc2/hive/external/serde/src/java/org/apache/hadoop/hive/serde2/dynamic_type/DynamicSerDeTypeByte.java
Java | 78 lines | 45 code | 11 blank | 22 comment | 4 complexity | 5082987b8af50aa3ac7af2a72acba438 MD5 | raw file
Possible License(s): Apache-2.0, BSD-3-Clause, JSON, CPL-1.0
- /**
- * 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 org.apache.hadoop.hive.serde2.SerDeException;
- import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector;
- import org.apache.hadoop.hive.serde2.objectinspector.primitive.ByteObjectInspector;
- import org.apache.thrift.TException;
- import org.apache.thrift.protocol.TProtocol;
- import org.apache.thrift.protocol.TType;
- /**
- * DynamicSerDeTypeByte.
- *
- */
- public class DynamicSerDeTypeByte extends DynamicSerDeTypeBase {
- // production is: byte
- public DynamicSerDeTypeByte(int i) {
- super(i);
- }
- public DynamicSerDeTypeByte(thrift_grammar p, int i) {
- super(p, i);
- }
- @Override
- public String toString() {
- return "byte";
- }
- public Byte deserialize(TProtocol iprot) throws SerDeException, TException,
- IllegalAccessException {
- byte val = iprot.readByte();
- if (val == 0
- && iprot instanceof org.apache.hadoop.hive.serde2.thrift.WriteNullsProtocol
- && ((org.apache.hadoop.hive.serde2.thrift.WriteNullsProtocol) iprot)
- .lastPrimitiveWasNull()) {
- return null;
- }
- return Byte.valueOf(val);
- }
- @Override
- public Object deserialize(Object reuse, TProtocol iprot)
- throws SerDeException, TException, IllegalAccessException {
- return deserialize(iprot);
- }
- @Override
- public void serialize(Object o, ObjectInspector oi, TProtocol oprot)
- throws TException, SerDeException, NoSuchFieldException, IllegalAccessException {
- ByteObjectInspector poi = (ByteObjectInspector) oi;
- oprot.writeByte(poi.get(o));
- }
- @Override
- public byte getType() {
- return TType.BYTE;
- }
- }