org.apache.hadoop.hive.serde2.lazybinary.LazyBinaryHiveVarchar Maven / Gradle / Ivy
/**
* 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.apache.hadoop.hive.serde2.io.HiveVarcharWritable;
import org.apache.hadoop.hive.serde2.lazy.ByteArrayRef;
import org.apache.hadoop.hive.serde2.objectinspector.primitive.WritableHiveVarcharObjectInspector;
import org.apache.hadoop.hive.serde2.typeinfo.VarcharTypeInfo;
import org.apache.hadoop.io.Text;
public class LazyBinaryHiveVarchar extends
LazyBinaryPrimitive {
protected int maxLength = -1;
LazyBinaryHiveVarchar(WritableHiveVarcharObjectInspector oi) {
super(oi);
maxLength = ((VarcharTypeInfo)oi.getTypeInfo()).getLength();
data = new HiveVarcharWritable();
}
LazyBinaryHiveVarchar(LazyBinaryHiveVarchar copy) {
super(copy);
maxLength = copy.maxLength;
data = new HiveVarcharWritable(copy.data);
}
@Override
public void init(ByteArrayRef bytes, int start, int length) {
// re-use existing text member in varchar writable
Text textValue = data.getTextValue();
textValue.set(bytes.getData(), start, length);
data.enforceMaxLength(maxLength);
}
}