org.apache.hadoop.hive.serde2.lazybinary.LazyBinaryHiveDecimal Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* 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,
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package org.apache.hadoop.hive.serde2.lazybinary;
import org.apache.hadoop.hive.common.type.HiveDecimal;
import org.apache.hadoop.hive.serde2.io.HiveDecimalWritable;
import org.apache.hadoop.hive.serde2.lazy.ByteArrayRef;
import org.apache.hadoop.hive.serde2.objectinspector.primitive.WritableHiveDecimalObjectInspector;
import org.apache.hadoop.hive.serde2.typeinfo.DecimalTypeInfo;
public class LazyBinaryHiveDecimal extends
LazyBinaryPrimitive {
private int precision;
private int scale;
LazyBinaryHiveDecimal(WritableHiveDecimalObjectInspector oi) {
super(oi);
DecimalTypeInfo typeInfo = (DecimalTypeInfo) oi.getTypeInfo();
this.precision = typeInfo.precision();
this.scale = typeInfo.scale();
data = new HiveDecimalWritable();
}
LazyBinaryHiveDecimal(LazyBinaryHiveDecimal copy) {
super(copy);
data = new HiveDecimalWritable(copy.data);
}
@Override
public void init(ByteArrayRef bytes, int start, int length) {
LazyBinarySerDe.setFromBigIntegerBytesAndScale(bytes.getData(), start, length, data);
data.mutateEnforcePrecisionScale(precision, scale);
}
}