Package org.apache.solr.common.util

Class FastInputStream

java.lang.Object

java.io.InputStream

org.apache.solr.common.util.DataInputInputStream

org.apache.solr.common.util.FastInputStream

All Implemented Interfaces:

Closeable, DataInput, AutoCloseable

public class FastInputStream
extends DataInputInputStream

Single threaded buffered InputStream Internal Solr use only, subject to change.

Field Summary

Fields

Modifier and Type	Field	Description
protected byte[]	buf
protected int	end
protected InputStream	in
protected int	pos
protected long	readFromStream

Constructor Summary

Constructors

Constructor	Description
FastInputStream(InputStream in)
FastInputStream(InputStream in, byte[] tempBuffer, int start, int end)

Method Summary

Modifier and Type	Method	Description
int	available()
void	close()
byte[]	getBuffer()	Returns the internal buffer used for caching
int	getEndInBuffer()	Current end-of-data position within the internal buffer.
int	getPositionInBuffer()	Current position within the internal buffer
int	peek()
long	position()
int	read()
int	read(byte[] b, int off, int len)
boolean	readBoolean()
byte	readByte()
char	readChar()
double	readDouble()
float	readFloat()
void	readFully(byte[] b)
void	readFully(byte[] b, int off, int len)
int	readInt()
String	readLine()
long	readLong()
short	readShort()
int	readUnsignedByte()
int	readUnsignedShort()
String	readUTF()
int	readWrappedStream(byte[] target, int offset, int len)
void	refill()
int	skipBytes(int n)
static FastInputStream	wrap(InputStream in)

Methods inherited from class org.apache.solr.common.util.DataInputInputStream

readDirectByteBuffer

Methods inherited from class java.io.InputStream

mark, markSupported, read, reset, skip

Methods inherited from class java.lang.Object

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

Field Detail

in

protected final InputStream in

buf

protected final byte[] buf

pos

protected int pos

end

protected int end

readFromStream

protected long readFromStream

Constructor Detail

FastInputStream

public FastInputStream(InputStream in)

FastInputStream

public FastInputStream(InputStream in,
                       byte[] tempBuffer,
                       int start,
                       int end)

Method Detail

wrap

public static FastInputStream wrap(InputStream in)

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

peek

public int peek()
         throws IOException

Throws:

IOException

readUnsignedByte

public int readUnsignedByte()
                     throws IOException

Throws:

IOException

readWrappedStream

public int readWrappedStream(byte[] target,
                             int offset,
                             int len)
                      throws IOException

Throws:

IOException

position

public long position()

refill

public void refill()
            throws IOException

Throws:

IOException

available

public int available()
              throws IOException

Overrides:

available in class InputStream

Throws:

IOException

getBuffer

public byte[] getBuffer()

Returns the internal buffer used for caching

getPositionInBuffer

public int getPositionInBuffer()

Current position within the internal buffer

getEndInBuffer

public int getEndInBuffer()

Current end-of-data position within the internal buffer. This is one past the last valid byte.

read

public int read(byte[] b,
                int off,
                int len)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

Throws:

IOException

readFully

public void readFully(byte[] b)
               throws IOException

Throws:

IOException

readFully

public void readFully(byte[] b,
                      int off,
                      int len)
               throws IOException

Throws:

IOException

skipBytes

public int skipBytes(int n)
              throws IOException

Throws:

IOException

readBoolean

public boolean readBoolean()
                    throws IOException

Throws:

IOException

readByte

public byte readByte()
              throws IOException

Throws:

IOException

readShort

public short readShort()
                throws IOException

Throws:

IOException

readUnsignedShort

public int readUnsignedShort()
                      throws IOException

Throws:

IOException

readChar

public char readChar()
              throws IOException

Throws:

IOException

readInt

public int readInt()
            throws IOException

Throws:

IOException

readLong

public long readLong()
              throws IOException

Throws:

IOException

readFloat

public float readFloat()
                throws IOException

Throws:

IOException

readDouble

public double readDouble()
                  throws IOException

Throws:

IOException

readLine

public String readLine()
                throws IOException

Throws:

IOException

readUTF

public String readUTF()
               throws IOException

Throws:

IOException