org.apache.ojb.broker.platforms
Class PlatformSapdbImpl

java.lang.Object
  org.apache.ojb.broker.platforms.PlatformDefaultImpl
      org.apache.ojb.broker.platforms.PlatformSapdbImpl

All Implemented Interfaces:

JoinSyntaxTypes, Platform

Direct Known Subclasses:

PlatformMaxDBImpl

public class PlatformSapdbImpl

extends PlatformDefaultImpl

SapDB specific Platform implementation

Version:

$Id: PlatformSapdbImpl.java,v 1.8 2003/11/16 18:22:39 brj Exp $

Author:

Justin A. Stanczak, Matthew Baird (mattb

Field Summary

Fields inherited from class org.apache.ojb.broker.platforms.PlatformDefaultImpl

log, m_batchUpdatesChecked, m_supportsBatchUpdates

Fields inherited from interface org.apache.ojb.broker.accesslayer.JoinSyntaxTypes

ORACLE_JOIN_SYNTAX, SQL92_JOIN_SYNTAX, SQL92_NOPAREN_JOIN_SYNTAX, SYBASE_JOIN_SYNTAX

Constructor Summary

PlatformSapdbImpl()

Method Summary

void	addPagingSql(java.lang.StringBuffer anSqlString) Add the LIMIT or equivalent to the SQL SQL-Paging is not yet supported
int	bindPagingParameters(java.sql.PreparedStatement ps, int index, int startAt, int endAt) Bind the Paging Parameters SQL-Paging is not yet supported
java.lang.String	createSequenceQuery(java.lang.String sequenceName) Override this method to enable database based sequence generation
java.lang.String	dropSequenceQuery(java.lang.String sequenceName) Override this method to enable database based sequence generation
byte	getJoinSyntaxType() Get join syntax type for this RDBMS - one on of the constants from JoinSyntaxType interface
java.lang.String	nextSequenceQuery(java.lang.String sequenceName) Override this method to enable database based sequence generation
void	setObjectForStatement(java.sql.PreparedStatement ps, int index, java.lang.Object value, int sqlType) some JDBC-Drivers do not support all sqlTypes this callback is used set parameters to a PreparedStatement
boolean	supportsPaging() Answer true if LIMIT or equivalent is supported SQL-Paging is not yet supported
boolean	useCountForResultsetSize() Override default ResultSet size determination (rs.last();rs.getRow()) with select count(*) operation SAP db doesn't let you use the .last, .getRow() mechanism (.getRow() will return -1)

Methods inherited from class org.apache.ojb.broker.platforms.PlatformDefaultImpl

addBatch, afterStatementClose, afterStatementCreate, beforeBatch, beforeStatementClose, bindPagingParametersFirst, changeAutoCommitState, checkForBatchSupport, concatenate, executeBatch, getConcatenationCharacter, getEscapeClause, getLastInsertIdentityQuery, initializeJdbcConnection, prepareNextValProcedureStatement, setNullForStatement, supportsBatchOperations

Methods inherited from class java.lang.Object

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

Constructor Detail

PlatformSapdbImpl

public PlatformSapdbImpl()

Method Detail

setObjectForStatement

public void setObjectForStatement(java.sql.PreparedStatement ps,
                                  int index,
                                  java.lang.Object value,
                                  int sqlType)
                           throws java.sql.SQLException

Description copied from interface: Platform

some JDBC-Drivers do not support all sqlTypes this callback is used set parameters to a PreparedStatement

Specified by:

setObjectForStatement in interface Platform

Overrides:

setObjectForStatement in class PlatformDefaultImpl

Throws:

java.sql.SQLException

getJoinSyntaxType

public byte getJoinSyntaxType()

Get join syntax type for this RDBMS - one on of the constants from JoinSyntaxType interface

Specified by:

getJoinSyntaxType in interface Platform

Overrides:

getJoinSyntaxType in class PlatformDefaultImpl

See Also:

Platform.getJoinSyntaxType()

useCountForResultsetSize

public boolean useCountForResultsetSize()

Override default ResultSet size determination (rs.last();rs.getRow()) with select count(*) operation SAP db doesn't let you use the .last, .getRow() mechanism (.getRow() will return -1)

Specified by:

useCountForResultsetSize in interface Platform

Overrides:

useCountForResultsetSize in class PlatformDefaultImpl

See Also:

Platform.useCountForResultsetSize()

createSequenceQuery

public java.lang.String createSequenceQuery(java.lang.String sequenceName)

Description copied from class: PlatformDefaultImpl

Override this method to enable database based sequence generation

Specified by:

createSequenceQuery in interface Platform

Overrides:

createSequenceQuery in class PlatformDefaultImpl

nextSequenceQuery

public java.lang.String nextSequenceQuery(java.lang.String sequenceName)

Description copied from class: PlatformDefaultImpl

Override this method to enable database based sequence generation

Specified by:

nextSequenceQuery in interface Platform

Overrides:

nextSequenceQuery in class PlatformDefaultImpl

dropSequenceQuery

public java.lang.String dropSequenceQuery(java.lang.String sequenceName)

Description copied from class: PlatformDefaultImpl

Override this method to enable database based sequence generation

Specified by:

dropSequenceQuery in interface Platform

Overrides:

dropSequenceQuery in class PlatformDefaultImpl

addPagingSql

public void addPagingSql(java.lang.StringBuffer anSqlString)

Description copied from interface: Platform

Add the LIMIT or equivalent to the SQL SQL-Paging is not yet supported

Specified by:

addPagingSql in interface Platform

Overrides:

addPagingSql in class PlatformDefaultImpl

See Also:

Platform.addPagingSql(java.lang.StringBuffer)

bindPagingParameters

public int bindPagingParameters(java.sql.PreparedStatement ps,
                                int index,
                                int startAt,
                                int endAt)
                         throws java.sql.SQLException

Description copied from interface: Platform

Bind the Paging Parameters SQL-Paging is not yet supported

Specified by:

bindPagingParameters in interface Platform

Overrides:

bindPagingParameters in class PlatformDefaultImpl

Throws:

java.sql.SQLException

See Also:

Platform.bindPagingParameters(java.sql.PreparedStatement, int, int, int)

supportsPaging

public boolean supportsPaging()

Description copied from interface: Platform

Answer true if LIMIT or equivalent is supported SQL-Paging is not yet supported

Specified by:

supportsPaging in interface Platform

Overrides:

supportsPaging in class PlatformDefaultImpl

See Also:

Platform.supportsPaging()