Module org.postgresql.pljava.internal

Package org.postgresql.pljava.jdbc

Class SPIStatement

java.lang.Object

org.postgresql.pljava.jdbc.SPIStatement

All Implemented Interfaces:

AutoCloseable, Statement, Wrapper, SPIReadOnlyControl

Direct Known Subclasses:

SPIPreparedStatement

public class SPIStatement
extends Object
implements Statement, SPIReadOnlyControl

Implementation of Statement for the SPI connection.

Author:

Thomas Hallgren

Field Summary

Fields inherited from interface java.sql.Statement

CLOSE_ALL_RESULTS, CLOSE_CURRENT_RESULT, EXECUTE_FAILED, KEEP_CURRENT_RESULT, NO_GENERATED_KEYS, RETURN_GENERATED_KEYS, SUCCESS_NO_INFO

Constructor Summary

Constructors

Constructor	Description
SPIStatement(SPIConnection conn)

Method Summary

Modifier and Type	Method	Description
void	addBatch(String statement)
void	cancel()
void	clearBatch()
void	clearReadOnly()	Specify that the statement, when next executed, will have have read_only set to false unconditionally.
void	clearWarnings()
void	close()
void	closeOnCompletion()
void	defaultReadOnly()	Specify that the statement, when next executed, will have the behavior recommended in the PostgreSQL SPI documentation: read_only will be set to true if the currently-executing PL/Java function is declared IMMUTABLE, false otherwise.
boolean	execute(String statement)
boolean	execute(String statement, int autoGeneratedKeys)	Return of auto generated keys is not yet supported.
boolean	execute(String statement, int[] columnIndexes)	Return of auto generated keys is not yet supported.
boolean	execute(String statement, String[] columnNames)	Return of auto generated keys is not yet supported.
int[]	executeBatch()
protected long	executeBatchEntry(Object batchEntry)
long[]	executeLargeBatch()
protected boolean	executePlan(ExecutionPlan plan, Object[] paramValues)
ResultSet	executeQuery(String statement)
int	executeUpdate(String statement)
int	executeUpdate(String statement, int autoGeneratedKeys)	Return of auto generated keys is not yet supported.
int	executeUpdate(String statement, int[] columnIndexes)	Return of auto generated keys is not yet supported.
int	executeUpdate(String statement, String[] columnNames)	Return of auto generated keys is not yet supported.
void	forceReadOnly()	Specify that the statement, when next executed, will have have read_only set to true unconditionally.
Connection	getConnection()	Returns the Connection from that created this statement.
int	getFetchDirection()
int	getFetchSize()
ResultSet	getGeneratedKeys()
long	getLargeUpdateCount()
int	getMaxFieldSize()
int	getMaxRows()
boolean	getMoreResults()
boolean	getMoreResults(int current)
int	getQueryTimeout()
ResultSet	getResultSet()
int	getResultSetConcurrency()
int	getResultSetHoldability()
int	getResultSetType()
int	getUpdateCount()
SQLWarning	getWarnings()
protected void	internalAddBatch(Object batch)	The argument is either a String containing SQL (if from a Statement, or an Object array of length three (if from a PreparedStatement) holding parameter values, SQL types, and PG type Oids.
boolean	isClosed()
boolean	isCloseOnCompletion()
boolean	isPoolable()
boolean	isWrapperFor(Class<?> iface)
void	setCursorName(String cursorName)
void	setEscapeProcessing(boolean enable)
void	setFetchDirection(int direction)	Only ResultSet.FETCH_FORWARD is supported.
void	setFetchSize(int size)
void	setMaxFieldSize(int size)
void	setMaxRows(int rows)
void	setPoolable(boolean poolable)
void	setQueryTimeout(int seconds)
<T> T	unwrap(Class<T> iface)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.sql.Statement

enquoteIdentifier, enquoteLiteral, enquoteNCharLiteral, executeLargeUpdate, executeLargeUpdate, executeLargeUpdate, executeLargeUpdate, getLargeMaxRows, isSimpleIdentifier, setLargeMaxRows

Constructor Detail

SPIStatement

public SPIStatement(SPIConnection conn)

Method Detail

addBatch

public void addBatch(String statement)
              throws SQLException

Specified by:

addBatch in interface Statement

Throws:

SQLException

cancel

public void cancel()
            throws SQLException

Specified by:

cancel in interface Statement

Throws:

SQLException

clearBatch

public void clearBatch()
                throws SQLException

Specified by:

clearBatch in interface Statement

Throws:

SQLException

clearWarnings

public void clearWarnings()
                   throws SQLException

Specified by:

clearWarnings in interface Statement

Throws:

SQLException

close

public void close()
           throws SQLException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Statement

Throws:

SQLException

execute

public boolean execute(String statement)
                throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

executePlan

protected boolean executePlan(ExecutionPlan plan,
                              Object[] paramValues)
                       throws SQLException

Throws:

SQLException

execute

public boolean execute(String statement,
                       int autoGeneratedKeys)
                throws SQLException

Return of auto generated keys is not yet supported.

Specified by:

execute in interface Statement

Throws:

SQLException - indicating that this feature is not supported.

execute

public boolean execute(String statement,
                       int[] columnIndexes)
                throws SQLException

Return of auto generated keys is not yet supported.

Specified by:

execute in interface Statement

Throws:

SQLException - indicating that this feature is not supported.

execute

public boolean execute(String statement,
                       String[] columnNames)
                throws SQLException

Return of auto generated keys is not yet supported.

Specified by:

execute in interface Statement

Throws:

SQLException - indicating that this feature is not supported.

executeBatch

public int[] executeBatch()
                   throws SQLException

Specified by:

executeBatch in interface Statement

Throws:

SQLException

executeLargeBatch

public long[] executeLargeBatch()
                         throws SQLException

Specified by:

executeLargeBatch in interface Statement

Throws:

SQLException

executeQuery

public ResultSet executeQuery(String statement)
                       throws SQLException

Specified by:

executeQuery in interface Statement

Throws:

SQLException

executeUpdate

public int executeUpdate(String statement)
                  throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

executeUpdate

public int executeUpdate(String statement,
                         int autoGeneratedKeys)
                  throws SQLException

Return of auto generated keys is not yet supported.

Specified by:

executeUpdate in interface Statement

Throws:

SQLException - indicating that this feature is not supported.

executeUpdate

public int executeUpdate(String statement,
                         int[] columnIndexes)
                  throws SQLException

Return of auto generated keys is not yet supported.

Specified by:

executeUpdate in interface Statement

Throws:

SQLException - indicating that this feature is not supported.

executeUpdate

public int executeUpdate(String statement,
                         String[] columnNames)
                  throws SQLException

Return of auto generated keys is not yet supported.

Specified by:

executeUpdate in interface Statement

Throws:

SQLException - indicating that this feature is not supported.

getConnection

public Connection getConnection()
                         throws SQLException

Returns the Connection from that created this statement.

Specified by:

getConnection in interface Statement

Throws:

SQLException - if the statement is closed.

getFetchDirection

public int getFetchDirection()
                      throws SQLException

Specified by:

getFetchDirection in interface Statement

Throws:

SQLException

getFetchSize

public int getFetchSize()
                 throws SQLException

Specified by:

getFetchSize in interface Statement

Throws:

SQLException

getGeneratedKeys

public ResultSet getGeneratedKeys()
                           throws SQLException

Specified by:

getGeneratedKeys in interface Statement

Throws:

SQLException

getMaxFieldSize

public int getMaxFieldSize()
                    throws SQLException

Specified by:

getMaxFieldSize in interface Statement

Throws:

SQLException

getMaxRows

public int getMaxRows()
               throws SQLException

Specified by:

getMaxRows in interface Statement

Throws:

SQLException

getMoreResults

public boolean getMoreResults()
                       throws SQLException

Specified by:

getMoreResults in interface Statement

Throws:

SQLException

getMoreResults

public boolean getMoreResults(int current)
                       throws SQLException

Specified by:

getMoreResults in interface Statement

Throws:

SQLException

getQueryTimeout

public int getQueryTimeout()
                    throws SQLException

Specified by:

getQueryTimeout in interface Statement

Throws:

SQLException

getResultSet

public ResultSet getResultSet()
                       throws SQLException

Specified by:

getResultSet in interface Statement

Throws:

SQLException

getResultSetConcurrency

public int getResultSetConcurrency()

Specified by:

getResultSetConcurrency in interface Statement

getResultSetHoldability

public int getResultSetHoldability()
                            throws SQLException

Specified by:

getResultSetHoldability in interface Statement

Throws:

SQLException

getResultSetType

public int getResultSetType()

Specified by:

getResultSetType in interface Statement

getUpdateCount

public int getUpdateCount()
                   throws SQLException

Specified by:

getUpdateCount in interface Statement

Throws:

SQLException

getLargeUpdateCount

public long getLargeUpdateCount()
                         throws SQLException

Specified by:

getLargeUpdateCount in interface Statement

Throws:

SQLException

getWarnings

public SQLWarning getWarnings()
                       throws SQLException

Specified by:

getWarnings in interface Statement

Throws:

SQLException

setCursorName

public void setCursorName(String cursorName)
                   throws SQLException

Specified by:

setCursorName in interface Statement

Throws:

SQLException

setEscapeProcessing

public void setEscapeProcessing(boolean enable)
                         throws SQLException

Specified by:

setEscapeProcessing in interface Statement

Throws:

SQLException

setFetchDirection

public void setFetchDirection(int direction)
                       throws SQLException

Only ResultSet.FETCH_FORWARD is supported.

Specified by:

setFetchDirection in interface Statement

Throws:

SQLException - indicating that this feature is not supported for other values on direction.

setFetchSize

public void setFetchSize(int size)
                  throws SQLException

Specified by:

setFetchSize in interface Statement

Throws:

SQLException

setMaxFieldSize

public void setMaxFieldSize(int size)
                     throws SQLException

Specified by:

setMaxFieldSize in interface Statement

Throws:

SQLException

setMaxRows

public void setMaxRows(int rows)
                throws SQLException

Specified by:

setMaxRows in interface Statement

Throws:

SQLException

setQueryTimeout

public void setQueryTimeout(int seconds)
                     throws SQLException

Specified by:

setQueryTimeout in interface Statement

Throws:

SQLException

internalAddBatch

protected void internalAddBatch(Object batch)
                         throws SQLException

The argument is either a String containing SQL (if from a Statement, or an Object array of length three (if from a PreparedStatement) holding parameter values, SQL types, and PG type Oids.

Throws:

SQLException

executeBatchEntry

protected long executeBatchEntry(Object batchEntry)
                          throws SQLException

Throws:

SQLException

isWrapperFor

public boolean isWrapperFor(Class<?> iface)
                     throws SQLException

Specified by:

isWrapperFor in interface Wrapper

Throws:

SQLException

unwrap

public <T> T unwrap(Class<T> iface)
             throws SQLException

Specified by:

unwrap in interface Wrapper

Throws:

SQLException

isCloseOnCompletion

public boolean isCloseOnCompletion()
                            throws SQLException

Specified by:

isCloseOnCompletion in interface Statement

Throws:

SQLException

setPoolable

public void setPoolable(boolean poolable)
                 throws SQLException

Specified by:

setPoolable in interface Statement

Throws:

SQLException

isPoolable

public boolean isPoolable()
                   throws SQLException

Specified by:

isPoolable in interface Statement

Throws:

SQLException

isClosed

public boolean isClosed()
                 throws SQLException

Specified by:

isClosed in interface Statement

Throws:

SQLException

closeOnCompletion

public void closeOnCompletion()
                       throws SQLException

Specified by:

closeOnCompletion in interface Statement

Throws:

SQLException

defaultReadOnly

public void defaultReadOnly()

Description copied from interface: SPIReadOnlyControl

Specify that the statement, when next executed, will have the behavior recommended in the PostgreSQL SPI documentation: read_only will be set to true if the currently-executing PL/Java function is declared IMMUTABLE, false otherwise.

Specified by:

defaultReadOnly in interface SPIReadOnlyControl

forceReadOnly

public void forceReadOnly()

Description copied from interface: SPIReadOnlyControl

Specify that the statement, when next executed, will have have read_only set to true unconditionally.

Specified by:

forceReadOnly in interface SPIReadOnlyControl

clearReadOnly

public void clearReadOnly()

Description copied from interface: SPIReadOnlyControl

Specify that the statement, when next executed, will have have read_only set to false unconditionally.

Specified by:

clearReadOnly in interface SPIReadOnlyControl