/**
* 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;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.hadoop.hive.serde2.io.TimestampWritable;
import org.apache.hadoop.hive.serde2.lazy.ByteArrayRef;
import org.apache.hadoop.hive.serde2.objectinspector.primitive.WritableTimestampObjectInspector;
/**
* LazyBinaryTimestamp
* A LazyBinaryObject that encodes a java.sql.Timestamp 4 to 9 bytes.
*
*/
public class LazyBinaryTimestamp extends
LazyBinaryPrimitive<WritableTimestampObjectInspector, TimestampWritable> {
static final Logger LOG = LoggerFactory.getLogger(LazyBinaryTimestamp.class);
LazyBinaryTimestamp(WritableTimestampObjectInspector oi) {
super(oi);
data = new TimestampWritable();
}
LazyBinaryTimestamp(LazyBinaryTimestamp copy) {
super(copy);
data = new TimestampWritable(copy.data);
}
/**
* Initializes LazyBinaryTimestamp object
* @param bytes
* @param start
* @param length
* If length is 4, no decimal bytes follow, otherwise read following bytes
* as VInt and reverse its value
*/
@Override
public void init(ByteArrayRef bytes, int start, int length) {
data.set(bytes.getData(), start);
}
}