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org.hsqldb
Class BinaryDatabaseRowOutput  

java.lang.Object
  java.io.OutputStream
      java.io.FilterOutputStream
          java.io.DataOutputStream
              org.hsqldb.DatabaseRowOutput
                  org.hsqldb.BinaryDatabaseRowOutput

All Implemented Interfaces:

DatabaseRowOutputInterface, java.io.DataOutput

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class BinaryDatabaseRowOutput

extends DatabaseRowOutput

Provides methods for writing the data for a row to a byte array. The format of data is that used for storage of cached tables by v.1.6.x databases.

Version:

1.7.0

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Field Summary
private  java.io.ByteArrayOutputStream	byteOut
protected  boolean	skipSystemId
(package private)  int	storageSize

 

Fields inherited from class java.io.DataOutputStream

written

 

Fields inherited from class java.io.FilterOutputStream

out

 

Constructor Summary

BinaryDatabaseRowOutput()           Constructor used for a Result row

BinaryDatabaseRowOutput(int size)           Constructor used for persistent storage of a Table row

 

Method Summary
static int	getSize(CachedRow row)           Calculate the size of byte array required to store a row.
private static int	getSize(java.lang.Object[] data, int l, int[] type)           Calculate the size of byte array required to store a row.
private static int	getUTFsize(java.lang.String s)           Calculate the size of byte array required to store a string in utf8.
byte[]	toByteArray()
protected  void	writeBigint(java.lang.Number o)
protected  void	writeBinary(byte[] o, int t)
protected  void	writeBit(java.lang.Boolean o)
protected  void	writeByteArray(byte[] b)
protected  void	writeChar(java.lang.String s, int t)
void	writeData(int l, int[] types, java.lang.Object[] data)           This method is called to write data for a Result
void	writeData(java.lang.Object[] data, Table t)           This method is called to write data for a table
protected  void	writeDate(java.sql.Date o)
protected  void	writeDecimal(java.math.BigDecimal o)
protected  void	writeFieldType(int type)
void	writeIntData(int i)
protected  void	writeInteger(java.lang.Number o)
protected  void	writeNull(int type)
protected  void	writeOther(java.lang.Object o)
void	writePos(int pos)
protected  void	writeReal(java.lang.Double o, int type)
void	writeSize(int size)
protected  void	writeSmallint(java.lang.Number o)
void	writeString(java.lang.String s)
protected  void	writeTime(java.sql.Time o)
protected  void	writeTimestamp(java.sql.Timestamp o)
void	writeType(int type)

 

Methods inherited from class java.io.DataOutputStream

flush, size, write, write, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeUTF

 

Methods inherited from class java.io.FilterOutputStream

close, write

 

Methods inherited from class java.lang.Object

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

 

Methods inherited from interface java.io.DataOutput

write

 

Field Detail

storageSize

int storageSize

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byteOut

private java.io.ByteArrayOutputStream byteOut

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skipSystemId

protected boolean skipSystemId

Constructor Detail

BinaryDatabaseRowOutput

public BinaryDatabaseRowOutput()
                        throws java.io.IOException

Constructor used for a Result row

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BinaryDatabaseRowOutput

public BinaryDatabaseRowOutput(int size)
                        throws java.io.IOException

Constructor used for persistent storage of a Table row

Method Detail

writeIntData

public void writeIntData(int i)
                  throws java.io.IOException

Specified by:

writeIntData in interface DatabaseRowOutputInterface

Specified by:

writeIntData in class DatabaseRowOutput

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writePos

public void writePos(int pos)
              throws java.io.IOException

Specified by:

writePos in interface DatabaseRowOutputInterface

Specified by:

writePos in class DatabaseRowOutput

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writeSize

public void writeSize(int size)
               throws java.io.IOException

Specified by:

writeSize in interface DatabaseRowOutputInterface

Specified by:

writeSize in class DatabaseRowOutput

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writeType

public void writeType(int type)
               throws java.io.IOException

Specified by:

writeType in interface DatabaseRowOutputInterface

Specified by:

writeType in class DatabaseRowOutput

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writeString

public void writeString(java.lang.String s)
                 throws java.io.IOException

Specified by:

writeString in interface DatabaseRowOutputInterface

Specified by:

writeString in class DatabaseRowOutput

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toByteArray

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

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writeFieldType

protected void writeFieldType(int type)
                       throws java.io.IOException

Specified by:

writeFieldType in class DatabaseRowOutput

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writeNull

protected void writeNull(int type)
                  throws java.io.IOException

Specified by:

writeNull in class DatabaseRowOutput

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writeChar

protected void writeChar(java.lang.String s,
                         int t)
                  throws java.io.IOException

Specified by:

writeChar in class DatabaseRowOutput

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writeSmallint

protected void writeSmallint(java.lang.Number o)
                      throws java.io.IOException,
                             java.sql.SQLException

Specified by:

writeSmallint in class DatabaseRowOutput

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writeInteger

protected void writeInteger(java.lang.Number o)
                     throws java.io.IOException,
                            java.sql.SQLException

Specified by:

writeInteger in class DatabaseRowOutput

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writeBigint

protected void writeBigint(java.lang.Number o)
                    throws java.io.IOException,
                           java.sql.SQLException

Specified by:

writeBigint in class DatabaseRowOutput

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writeReal

protected void writeReal(java.lang.Double o,
                         int type)
                  throws java.io.IOException,
                         java.sql.SQLException

Specified by:

writeReal in class DatabaseRowOutput

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writeDecimal

protected void writeDecimal(java.math.BigDecimal o)
                     throws java.io.IOException,
                            java.sql.SQLException

Specified by:

writeDecimal in class DatabaseRowOutput

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writeBit

protected void writeBit(java.lang.Boolean o)
                 throws java.io.IOException,
                        java.sql.SQLException

Specified by:

writeBit in class DatabaseRowOutput

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writeDate

protected void writeDate(java.sql.Date o)
                  throws java.io.IOException,
                         java.sql.SQLException

Specified by:

writeDate in class DatabaseRowOutput

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writeTime

protected void writeTime(java.sql.Time o)
                  throws java.io.IOException,
                         java.sql.SQLException

Specified by:

writeTime in class DatabaseRowOutput

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writeTimestamp

protected void writeTimestamp(java.sql.Timestamp o)
                       throws java.io.IOException,
                              java.sql.SQLException

Specified by:

writeTimestamp in class DatabaseRowOutput

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writeOther

protected void writeOther(java.lang.Object o)
                   throws java.io.IOException,
                          java.sql.SQLException

Specified by:

writeOther in class DatabaseRowOutput

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writeBinary

protected void writeBinary(byte[] o,
                           int t)
                    throws java.io.IOException,
                           java.sql.SQLException

Specified by:

writeBinary in class DatabaseRowOutput

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writeByteArray

protected void writeByteArray(byte[] b)
                       throws java.io.IOException

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getSize

public static int getSize(CachedRow row)
                   throws java.sql.SQLException

Calculate the size of byte array required to store a row.

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getSize

private static int getSize(java.lang.Object[] data,
                           int l,
                           int[] type)
                    throws java.sql.SQLException

Calculate the size of byte array required to store a row.

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getUTFsize

private static int getUTFsize(java.lang.String s)

Calculate the size of byte array required to store a string in utf8.

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writeData

public void writeData(java.lang.Object[] data,
                      Table t)
               throws java.io.IOException,
                      java.sql.SQLException

This method is called to write data for a table

Specified by:

writeData in interface DatabaseRowOutputInterface

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writeData

public void writeData(int l,
                      int[] types,
                      java.lang.Object[] data)
               throws java.io.IOException,
                      java.sql.SQLException

This method is called to write data for a Result

Specified by:

writeData in interface DatabaseRowOutputInterface

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Home >> All >> org >> [ hsqldb overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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