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

java.lang.Object
  org.apache.hadoop.hive.ql.index.bitmap.BitmapObjectInput

All Implemented Interfaces:

DataInput, ObjectInput

public class BitmapObjectInput
extends Object
implements ObjectInput

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

Constructor Summary

BitmapObjectInput()

BitmapObjectInput(List<org.apache.hadoop.io.LongWritable> l)

Method Summary

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(List<org.apache.hadoop.io.LongWritable> l)
void	readFully(byte[] arg0)
void	readFully(byte[] arg0, int arg1, int arg2)
int	readInt()
String	readLine()
long	readLong()
Object	readObject()
short	readShort()
int	readUnsignedByte()
int	readUnsignedShort()
String	readUTF()
long	skip(long arg0)
int	skipBytes(int n)

Methods inherited from class java.lang.Object

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

Constructor Detail

BitmapObjectInput

public BitmapObjectInput()

BitmapObjectInput

public BitmapObjectInput(List<org.apache.hadoop.io.LongWritable> l)

Method Detail

readFromList

public void readFromList(List<org.apache.hadoop.io.LongWritable> l)

available

public int available()
              throws IOException

Specified by:

available in interface ObjectInput

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface ObjectInput

Throws:

IOException

read

public int read()
         throws IOException

Specified by:

read in interface ObjectInput

Throws:

IOException

read

public int read(byte[] arg0)
         throws IOException

Specified by:

read in interface ObjectInput

Throws:

IOException

read

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

Specified by:

read in interface ObjectInput

Throws:

IOException

readObject

public Object readObject()
                  throws ClassNotFoundException,
                         IOException

Specified by:

readObject in interface ObjectInput

Throws:

ClassNotFoundException

IOException

skip

public long skip(long arg0)
          throws IOException

Specified by:

skip in interface ObjectInput

Throws:

IOException

readBoolean

public boolean readBoolean()
                    throws IOException

Specified by:

readBoolean in interface DataInput

Throws:

IOException

readByte

public byte readByte()
              throws IOException

Specified by:

readByte in interface DataInput

Throws:

IOException

readChar

public char readChar()
              throws IOException

Specified by:

readChar in interface DataInput

Throws:

IOException

readDouble

public double readDouble()
                  throws IOException

Specified by:

readDouble in interface DataInput

Throws:

IOException

readFloat

public float readFloat()
                throws IOException

Specified by:

readFloat in interface DataInput

Throws:

IOException

readFully

public void readFully(byte[] arg0)
               throws IOException

Specified by:

readFully in interface DataInput

Throws:

IOException

readFully

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

Specified by:

readFully in interface DataInput

Throws:

IOException

readInt

public int readInt()
            throws IOException

Specified by:

readInt in interface DataInput

Throws:

IOException

readLine

public String readLine()
                throws IOException

Specified by:

readLine in interface DataInput

Throws:

IOException

readLong

public long readLong()
              throws IOException

Specified by:

readLong in interface DataInput

Throws:

IOException

readShort

public short readShort()
                throws IOException

Specified by:

readShort in interface DataInput

Throws:

IOException

readUTF

public String readUTF()
               throws IOException

Specified by:

readUTF in interface DataInput

Throws:

IOException

readUnsignedByte

public int readUnsignedByte()
                     throws IOException

Specified by:

readUnsignedByte in interface DataInput

Throws:

IOException

readUnsignedShort

public int readUnsignedShort()
                      throws IOException

Specified by:

readUnsignedShort in interface DataInput

Throws:

IOException

skipBytes

public int skipBytes(int n)
              throws IOException

Specified by:

skipBytes in interface DataInput

Throws:

IOException