org.apache.hadoop.hive.serde2.io

Class HiveDecimalWritable

java.lang.Object

org.apache.hadoop.hive.serde2.io.HiveDecimalWritable

All Implemented Interfaces:

Comparable<HiveDecimalWritable>, org.apache.hadoop.io.Writable, org.apache.hadoop.io.WritableComparable<HiveDecimalWritable>

public class HiveDecimalWritable
extends Object
implements org.apache.hadoop.io.WritableComparable<HiveDecimalWritable>

Constructor Summary

Constructors

Constructor and Description
HiveDecimalWritable()
HiveDecimalWritable(byte[] bytes, int scale)
HiveDecimalWritable(HiveDecimal value)
HiveDecimalWritable(HiveDecimalWritable writable)
HiveDecimalWritable(long value)
HiveDecimalWritable(String value)

Method Summary

Modifier and Type	Method and Description
int	compareTo(HiveDecimalWritable that)
static HiveDecimalWritable	enforcePrecisionScale(HiveDecimalWritable writable, int precision, int scale)
boolean	equals(Object other)
HiveDecimal	getHiveDecimal()
HiveDecimal	getHiveDecimal(int maxPrecision, int maxScale) Get a HiveDecimal instance from the writable and constraint it with maximum precision/scale.
byte[]	getInternalStorage()
int	getScale()
int	hashCode()
void	readFields(DataInput in)
void	set(byte[] bytes, int scale)
void	set(HiveDecimal value)
void	set(HiveDecimal value, int maxPrecision, int maxScale)
void	set(HiveDecimalWritable writable)
String	toString()
void	write(DataOutput out)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

HiveDecimalWritable

public HiveDecimalWritable()

HiveDecimalWritable

public HiveDecimalWritable(String value)

HiveDecimalWritable

public HiveDecimalWritable(byte[] bytes,
                           int scale)

HiveDecimalWritable

public HiveDecimalWritable(HiveDecimalWritable writable)

HiveDecimalWritable

public HiveDecimalWritable(HiveDecimal value)

HiveDecimalWritable

public HiveDecimalWritable(long value)

Method Detail

set

public void set(HiveDecimal value)

set

public void set(HiveDecimal value,
                int maxPrecision,
                int maxScale)

set

public void set(HiveDecimalWritable writable)

set

public void set(byte[] bytes,
                int scale)

getHiveDecimal

public HiveDecimal getHiveDecimal()

getHiveDecimal

public HiveDecimal getHiveDecimal(int maxPrecision,
                                  int maxScale)

Get a HiveDecimal instance from the writable and constraint it with maximum precision/scale.

Parameters:

maxPrecision - maximum precision

maxScale - maximum scale

Returns:

HiveDecimal instance

readFields

public void readFields(DataInput in)
                throws IOException

Specified by:

readFields in interface org.apache.hadoop.io.Writable

Throws:

IOException

write

public void write(DataOutput out)
           throws IOException

Specified by:

write in interface org.apache.hadoop.io.Writable

Throws:

IOException

compareTo

public int compareTo(HiveDecimalWritable that)

Specified by:

compareTo in interface Comparable<HiveDecimalWritable>

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object other)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getInternalStorage

public byte[] getInternalStorage()

getScale

public int getScale()

enforcePrecisionScale

public static HiveDecimalWritable enforcePrecisionScale(HiveDecimalWritable writable,
                                                        int precision,
                                                        int scale)