org.apache.hadoop.hive.ql.index.bitmap

Class BitmapObjectInput

java.lang.Object

org.apache.hadoop.hive.ql.index.bitmap.BitmapObjectInput

All Implemented Interfaces:

java.io.DataInput, java.io.ObjectInput, java.lang.AutoCloseable

public class BitmapObjectInput
extends java.lang.Object
implements java.io.ObjectInput

An ObjectInput that allows for conversion from an List of LongWritable to an EWAH-compressed bitmap.

Constructor Summary

Constructors

Constructor and Description
BitmapObjectInput()
BitmapObjectInput(java.util.List<LongWritable> l)

Method Summary

Modifier and Type	Method and Description
int	available()
void	close()
int	read()
int	read(byte[] arg0)
int	read(byte[] arg0, int arg1, int arg2)
boolean	readBoolean()
byte	readByte()
char	readChar()
double	readDouble()
float	readFloat()
void	readFromList(java.util.List<LongWritable> l)
void	readFully(byte[] arg0)
void	readFully(byte[] arg0, int arg1, int arg2)
int	readInt()
java.lang.String	readLine()
long	readLong()
java.lang.Object	readObject()
short	readShort()
int	readUnsignedByte()
int	readUnsignedShort()
java.lang.String	readUTF()
long	skip(long arg0)
int	skipBytes(int n)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BitmapObjectInput

public BitmapObjectInput()

BitmapObjectInput

public BitmapObjectInput(java.util.List<LongWritable> l)

Method Detail

readFromList

public void readFromList(java.util.List<LongWritable> l)

available

public int available()
              throws java.io.IOException

Specified by:

available in interface java.io.ObjectInput

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.ObjectInput

Specified by:

close in interface java.lang.AutoCloseable

Throws:

java.io.IOException

read

public int read()
         throws java.io.IOException

Specified by:

read in interface java.io.ObjectInput

Throws:

java.io.IOException

read

public int read(byte[] arg0)
         throws java.io.IOException

Specified by:

read in interface java.io.ObjectInput

Throws:

java.io.IOException

read

public int read(byte[] arg0,
                int arg1,
                int arg2)
         throws java.io.IOException

Specified by:

read in interface java.io.ObjectInput

Throws:

java.io.IOException

readObject

public java.lang.Object readObject()
                            throws java.lang.ClassNotFoundException,
                                   java.io.IOException

Specified by:

readObject in interface java.io.ObjectInput

Throws:

java.lang.ClassNotFoundException

java.io.IOException

skip

public long skip(long arg0)
          throws java.io.IOException

Specified by:

skip in interface java.io.ObjectInput

Throws:

java.io.IOException

readBoolean

public boolean readBoolean()
                    throws java.io.IOException

Specified by:

readBoolean in interface java.io.DataInput

Throws:

java.io.IOException

readByte

public byte readByte()
              throws java.io.IOException

Specified by:

readByte in interface java.io.DataInput

Throws:

java.io.IOException

readChar

public char readChar()
              throws java.io.IOException

Specified by:

readChar in interface java.io.DataInput

Throws:

java.io.IOException

readDouble

public double readDouble()
                  throws java.io.IOException

Specified by:

readDouble in interface java.io.DataInput

Throws:

java.io.IOException

readFloat

public float readFloat()
                throws java.io.IOException

Specified by:

readFloat in interface java.io.DataInput

Throws:

java.io.IOException

readFully

public void readFully(byte[] arg0)
               throws java.io.IOException

Specified by:

readFully in interface java.io.DataInput

Throws:

java.io.IOException

readFully

public void readFully(byte[] arg0,
                      int arg1,
                      int arg2)
               throws java.io.IOException

Specified by:

readFully in interface java.io.DataInput

Throws:

java.io.IOException

readInt

public int readInt()
            throws java.io.IOException

Specified by:

readInt in interface java.io.DataInput

Throws:

java.io.IOException

readLine

public java.lang.String readLine()
                          throws java.io.IOException

Specified by:

readLine in interface java.io.DataInput

Throws:

java.io.IOException

readLong

public long readLong()
              throws java.io.IOException

Specified by:

readLong in interface java.io.DataInput

Throws:

java.io.IOException

readShort

public short readShort()
                throws java.io.IOException

Specified by:

readShort in interface java.io.DataInput

Throws:

java.io.IOException

readUTF

public java.lang.String readUTF()
                         throws java.io.IOException

Specified by:

readUTF in interface java.io.DataInput

Throws:

java.io.IOException

readUnsignedByte

public int readUnsignedByte()
                     throws java.io.IOException

Specified by:

readUnsignedByte in interface java.io.DataInput

Throws:

java.io.IOException

readUnsignedShort

public int readUnsignedShort()
                      throws java.io.IOException

Specified by:

readUnsignedShort in interface java.io.DataInput

Throws:

java.io.IOException

skipBytes

public int skipBytes(int n)
              throws java.io.IOException

Specified by:

skipBytes in interface java.io.DataInput

Throws:

java.io.IOException