org.drizzle.jdbc.internal.common.packet.buffer
Class Reader

java.lang.Object
  org.drizzle.jdbc.internal.common.packet.buffer.Reader

public class Reader
extends java.lang.Object

. User: marcuse Date: Jan 16, 2009 Time: 8:27:38 PM

Constructor Summary

Reader(RawPacket rawPacket)

Method Summary

void	appendPacket(RawPacket rawPacket)
byte	getByteAt(int i)
long	getLengthEncodedBinary()
byte[]	getLengthEncodedBytes()
byte[]	getLengthEncodedBytesWithLength(long length)
java.lang.String	getLengthEncodedString()
byte	getPacketSeq()
int	getRemainingSize()
long	getSilentLengthEncodedBinary()
int	read24bitword()
byte	readByte() reads a byte from the buffer
int	readInt() read a int (4 bytes) from the buffer;
long	readLong() read a long (8 bytes) from the buffer;
byte[]	readRawBytes(int numberOfBytes)
short	readShort() read a short (2 bytes) from the buffer;
java.lang.String	readString(java.lang.String charset) Reads a string from the buffer, looks for a 0 to end the string
void	skipByte()
long	skipBytes(int bytesToSkip)

Methods inherited from class java.lang.Object

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

Constructor Detail

Reader

public Reader(RawPacket rawPacket)

Method Detail

readString

public java.lang.String readString(java.lang.String charset)
                            throws java.io.IOException

Reads a string from the buffer, looks for a 0 to end the string

Parameters:

charset - the charset to use, for example ASCII

Returns:

the read string

Throws:

java.io.IOException - if it is not possible to create the string from the buffer

readShort

public short readShort()
                throws java.io.IOException

read a short (2 bytes) from the buffer;

Returns:

an short

Throws:

java.io.IOException - if there are not 2 bytes left in the buffer

readInt

public int readInt()
            throws java.io.IOException

read a int (4 bytes) from the buffer;

Returns:

a int

Throws:

java.io.IOException - if there are not 4 bytes left in the buffer

readLong

public long readLong()
              throws java.io.IOException

read a long (8 bytes) from the buffer;

Returns:

a long

Throws:

java.io.IOException - if there are not 8 bytes left in the buffer

readByte

public byte readByte()
              throws java.io.IOException

reads a byte from the buffer

Returns:

the byte

Throws:

java.io.IOException - if bufferPointer exceeds the length of the buffer

readRawBytes

public byte[] readRawBytes(int numberOfBytes)
                    throws java.io.IOException

Throws:

java.io.IOException

skipByte

public void skipByte()
              throws java.io.IOException

Throws:

java.io.IOException

skipBytes

public long skipBytes(int bytesToSkip)
               throws java.io.IOException

Throws:

java.io.IOException

read24bitword

public int read24bitword()
                  throws java.io.IOException

Throws:

java.io.IOException

getLengthEncodedBinary

public long getLengthEncodedBinary()
                            throws java.io.IOException

Throws:

java.io.IOException

getLengthEncodedString

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

Throws:

java.io.IOException

getLengthEncodedBytes

public byte[] getLengthEncodedBytes()
                             throws java.io.IOException

Throws:

java.io.IOException

getLengthEncodedBytesWithLength

public byte[] getLengthEncodedBytesWithLength(long length)

getByteAt

public byte getByteAt(int i)
               throws java.io.IOException

Throws:

java.io.IOException

getPacketSeq

public byte getPacketSeq()

getRemainingSize

public int getRemainingSize()

appendPacket

public void appendPacket(RawPacket rawPacket)

getSilentLengthEncodedBinary

public long getSilentLengthEncodedBinary()
                                  throws java.io.IOException

Throws:

java.io.IOException