org.hsqldb.rowio
Class RowOutputLegacy

java.lang.Object
  java.io.OutputStream
      org.hsqldb.lib.HsqlByteArrayOutputStream
          org.hsqldb.rowio.RowOutputBase
              org.hsqldb.rowio.RowOutputLegacy

All Implemented Interfaces:

DataOutput, RowOutputInterface

public class RowOutputLegacy

extends RowOutputBase

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.

Since:

1.7.0

Version:

1.7.2

Author:

sqlbob@users (RMP), fredt@users

Field Summary

Fields inherited from class org.hsqldb.rowio.RowOutputBase

CACHED_ROW_160, CACHED_ROW_170, skipSystemId

Fields inherited from class org.hsqldb.lib.HsqlByteArrayOutputStream

buf, count

Constructor Summary

RowOutputLegacy()
Constructor used for persistent storage of a Table row

Method Summary

int	getSize(CachedRow row) Calculate the size of byte array required to store a row.
protected void	writeBigint(Number o)
protected void	writeBinary(Binary o, int t)
protected void	writeBit(Boolean o)
protected void	writeByteArray(byte[] b)
protected void	writeChar(String s, int t)
protected void	writeDate(Date o)
protected void	writeDecimal(BigDecimal o)
protected void	writeFieldType(int type)
void	writeIntData(int i)
void	writeIntData(int i, int position)
protected void	writeInteger(Number o)
protected void	writeNull(int type)
protected void	writeOther(JavaObject o)
void	writePos(int pos)
protected void	writeReal(Double o, int type)
void	writeSize(int size)
protected void	writeSmallint(Number o)
void	writeString(String s)
protected void	writeTime(Time o)
protected void	writeTimestamp(Timestamp o)
void	writeType(int type)

Methods inherited from class org.hsqldb.rowio.RowOutputBase

getOutputStream, newRowOutput, writeData, writeData, writeFieldPrefix

Methods inherited from class org.hsqldb.lib.HsqlByteArrayOutputStream

close, ensureRoom, fill, flush, getBuffer, reset, reset, size, toByteArray, toString, toString, toString, write, write, write, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeTo, writeUTF

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.hsqldb.rowio.RowOutputInterface

reset, size

Constructor Detail

RowOutputLegacy

public RowOutputLegacy()

Constructor used for persistent storage of a Table row

Throws:

IOException - when an IO error is encountered

Method Detail

writeIntData

public void writeIntData(int i)
                  throws IOException

Specified by:

writeIntData in interface RowOutputInterface

Specified by:

writeIntData in class RowOutputBase

Throws:

IOException

writeIntData

public void writeIntData(int i,
                         int position)
                  throws IOException

Specified by:

writeIntData in interface RowOutputInterface

Specified by:

writeIntData in class RowOutputBase

Throws:

IOException

writePos

public void writePos(int pos)
              throws IOException

Specified by:

writePos in interface RowOutputInterface

Specified by:

writePos in class RowOutputBase

Throws:

IOException

writeSize

public void writeSize(int size)
               throws IOException

Specified by:

writeSize in interface RowOutputInterface

Specified by:

writeSize in class RowOutputBase

Throws:

IOException

writeType

public void writeType(int type)
               throws IOException

Specified by:

writeType in interface RowOutputInterface

Specified by:

writeType in class RowOutputBase

Throws:

IOException

writeString

public void writeString(String s)
                 throws IOException

Specified by:

writeString in interface RowOutputInterface

Specified by:

writeString in class RowOutputBase

Throws:

IOException

writeFieldType

protected void writeFieldType(int type)
                       throws IOException

Specified by:

writeFieldType in class RowOutputBase

Throws:

IOException

writeNull

protected void writeNull(int type)
                  throws IOException

Specified by:

writeNull in class RowOutputBase

Throws:

IOException

writeChar

protected void writeChar(String s,
                         int t)
                  throws IOException

Specified by:

writeChar in class RowOutputBase

Throws:

IOException

writeSmallint

protected void writeSmallint(Number o)
                      throws IOException,
                             HsqlException

Specified by:

writeSmallint in class RowOutputBase

Throws:

IOException

HsqlException

writeInteger

protected void writeInteger(Number o)
                     throws IOException,
                            HsqlException

Specified by:

writeInteger in class RowOutputBase

Throws:

IOException

HsqlException

writeBigint

protected void writeBigint(Number o)
                    throws IOException,
                           HsqlException

Specified by:

writeBigint in class RowOutputBase

Throws:

IOException

HsqlException

writeReal

protected void writeReal(Double o,
                         int type)
                  throws IOException,
                         HsqlException

Specified by:

writeReal in class RowOutputBase

Throws:

IOException

HsqlException

writeDecimal

protected void writeDecimal(BigDecimal o)
                     throws IOException,
                            HsqlException

Specified by:

writeDecimal in class RowOutputBase

Throws:

IOException

HsqlException

writeBit

protected void writeBit(Boolean o)
                 throws IOException,
                        HsqlException

Specified by:

writeBit in class RowOutputBase

Throws:

IOException

HsqlException

writeDate

protected void writeDate(Date o)
                  throws IOException,
                         HsqlException

Specified by:

writeDate in class RowOutputBase

Throws:

IOException

HsqlException

writeTime

protected void writeTime(Time o)
                  throws IOException,
                         HsqlException

Specified by:

writeTime in class RowOutputBase

Throws:

IOException

HsqlException

writeTimestamp

protected void writeTimestamp(Timestamp o)
                       throws IOException,
                              HsqlException

Specified by:

writeTimestamp in class RowOutputBase

Throws:

IOException

HsqlException

writeOther

protected void writeOther(JavaObject o)
                   throws IOException,
                          HsqlException

Specified by:

writeOther in class RowOutputBase

Throws:

IOException

HsqlException

writeBinary

protected void writeBinary(Binary o,
                           int t)
                    throws IOException,
                           HsqlException

Specified by:

writeBinary in class RowOutputBase

Throws:

IOException

HsqlException

writeByteArray

protected void writeByteArray(byte[] b)
                       throws IOException

Throws:

IOException

getSize

public int getSize(CachedRow row)
            throws HsqlException

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

Parameters:

row - - a database row

Returns:

size of byte array

Throws:

HsqlException - When data is inconsistent