org.teiid.jdbc

Class StatementImpl

java.lang.Object

org.teiid.jdbc.WrapperImpl

org.teiid.jdbc.StatementImpl

All Implemented Interfaces:

AutoCloseable, Statement, Wrapper, TeiidStatement

Direct Known Subclasses:

PreparedStatementImpl

public class StatementImpl
extends WrapperImpl
implements TeiidStatement

Field Summary

Fields

Modifier and Type	Field and Description
protected org.teiid.jdbc.StatementImpl.State	commandStatus
protected long	currentRequestID
protected static int	NO_TIMEOUT
protected Map<String,Integer>	outParamByName
protected Map<Integer,Integer>	outParamIndexMap
protected long	queryTimeoutMS
protected ResultSetImpl	resultSet
protected int[]	updateCounts Array of update counts as returned by executeBatch()

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

Method Summary

Modifier and Type	Method and Description
protected void	accumulateWarnings(List<Throwable> serverWarnings)
void	addBatch(String sql)
static ResultsFuture<Boolean>	booleanFuture(boolean isTrue)
void	cancel()
protected void	checkStatement() This utility method checks if the jdbc statement is closed and throws an exception if it is closed.
void	clearBatch()
void	clearWarnings()
void	close()
void	closeOnCompletion()
protected void	copyPropertiesToRequest(RequestMessage res) Helper method for copy the connection properties to request message.
protected RequestMessage	createRequestMessage(String[] commands, boolean isBatchedCommand, RequestMessage.ResultsMode resultsMode)
protected void	createResultSet(ResultsMessage resultsMsg)
boolean	execute(String sql)
boolean	execute(String sql, int autoGeneratedKeys)
boolean	execute(String sql, int[] columnIndexes)
boolean	execute(String sql, String[] columnNames)
int[]	executeBatch()
ResultSet	executeQuery(String sql)
protected ResultsFuture<Boolean>	executeSql(String[] commands, boolean isBatchedCommand, RequestMessage.ResultsMode resultsMode, boolean synch, RequestOptions options)
protected ResultsFuture<Boolean>	executeSql(String[] commands, boolean isBatchedCommand, RequestMessage.ResultsMode resultsMode, boolean synch, RequestOptions options, boolean autoGenerateKeys)
int	executeUpdate(String sql)
int	executeUpdate(String sql, int autoGeneratedKeys)
int	executeUpdate(String sql, int[] columnIndexes)
int	executeUpdate(String sql, String[] columnNames)
Collection<Annotation>	getAnnotations() Get collection of annotations from the query planner from the last command executed on the Statement
ConnectionImpl	getConnection()
String	getDebugLog() Obtain the query planner debug log from the last command executed on this Statement, if it was requested with SHOWPLAN DEBUG.
protected DQP	getDQP()
String	getExecutionProperty(String name) Get the execution property value.
int	getFetchDirection()
int	getFetchSize()
ResultSet	getGeneratedKeys()
int	getMaxFieldSize()
int	getMaxRows()
protected ConnectionImpl	getMMConnection()
boolean	getMoreResults()
boolean	getMoreResults(int current)
PlanNode	getPlanDescription() Obtain the query plan object representation from the last command executed on this Statement, if a query plan was requested in the command.
int	getQueryTimeout()
String	getRequestIdentifier() Get ID for last execution which can be used for matching up executions on the client side with executions in the server logs.
ResultSetImpl	getResultSet()
int	getResultSetConcurrency()
int	getResultSetHoldability()
int	getResultSetType()
protected TimeZone	getServerTimeZone()
int	getUpdateCount()
SQLWarning	getWarnings()
protected boolean	hasResultSet()
boolean	isClosed()
boolean	isCloseOnCompletion()
boolean	isPoolable()
protected void	resetExecutionState() Reset all per-execution state - this should be done before executing a new command.
protected void	setAnalysisInfo(ResultsMessage resultsMsg)
void	setCursorName(String name)
void	setEscapeProcessing(boolean enable)
void	setExecutionProperty(String name, String value) Set the execution property value.
void	setFetchDirection(int direction)
void	setFetchSize(int rows)
void	setMaxFieldSize(int max)
void	setMaxRows(int maxRows)
void	setPayload(Serializable payload) Set the per-statement security payload.
void	setPoolable(boolean arg0)
void	setQueryTimeout(int seconds)
ResultsFuture<Boolean>	submitExecute(String sql, RequestOptions options)
void	submitExecute(String sql, StatementCallback callback, RequestOptions options) Execute the given statement using a non-blocking callback.
protected void	timeoutOccurred() Ends the command and sets the status to TIMED_OUT.

Methods inherited from class org.teiid.jdbc.WrapperImpl

isWrapperFor, unwrap

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

executeLargeBatch, executeLargeUpdate, executeLargeUpdate, executeLargeUpdate, executeLargeUpdate, getLargeMaxRows, getLargeUpdateCount, setLargeMaxRows

Methods inherited from interface java.sql.Wrapper

isWrapperFor, unwrap

Field Detail

NO_TIMEOUT

protected static final int NO_TIMEOUT

See Also:

Constant Field Values

commandStatus

protected volatile org.teiid.jdbc.StatementImpl.State commandStatus

queryTimeoutMS

protected long queryTimeoutMS

currentRequestID

protected long currentRequestID

resultSet

protected volatile ResultSetImpl resultSet

updateCounts

protected int[] updateCounts

Array of update counts as returned by executeBatch()

outParamIndexMap

protected Map<Integer,Integer> outParamIndexMap

outParamByName

protected Map<String,Integer> outParamByName

Method Detail

getDQP

protected DQP getDQP()

getMMConnection

protected ConnectionImpl getMMConnection()

getServerTimeZone

protected TimeZone getServerTimeZone()
                              throws SQLException

Throws:

SQLException

resetExecutionState

protected void resetExecutionState()
                            throws SQLException

Reset all per-execution state - this should be done before executing a new command.

Throws:

SQLException

addBatch

public void addBatch(String sql)
              throws SQLException

Specified by:

addBatch in interface Statement

Throws:

SQLException

cancel

public void cancel()
            throws SQLException

Specified by:

cancel in interface Statement

Throws:

SQLException

clearWarnings

public void clearWarnings()
                   throws SQLException

Specified by:

clearWarnings in interface Statement

Throws:

SQLException

clearBatch

public void clearBatch()
                throws SQLException

Specified by:

clearBatch 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

checkStatement

protected void checkStatement()
                       throws TeiidSQLException

This utility method checks if the jdbc statement is closed and throws an exception if it is closed.

Throws:

SQLException - if the statement object is closed.

TeiidSQLException

submitExecute

public void submitExecute(String sql,
                          StatementCallback callback,
                          RequestOptions options)
                   throws SQLException

Description copied from interface: TeiidStatement

Execute the given statement using a non-blocking callback. This method is only valid for use with embedded connections. Note that a single Statement may only have 1 asynch query executing at a time.

Specified by:

submitExecute in interface TeiidStatement

Throws:

SQLException

submitExecute

public ResultsFuture<Boolean> submitExecute(String sql,
                                            RequestOptions options)
                                     throws SQLException

Throws:

SQLException

execute

public boolean execute(String sql)
                throws SQLException

Specified by:

execute in interface Statement

Throws:

SQLException

executeBatch

public int[] executeBatch()
                   throws SQLException

Specified by:

executeBatch in interface Statement

Throws:

SQLException

executeQuery

public ResultSet executeQuery(String sql)
                       throws SQLException

Specified by:

executeQuery in interface Statement

Throws:

SQLException

executeUpdate

public int executeUpdate(String sql)
                  throws SQLException

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

hasResultSet

protected boolean hasResultSet()
                        throws SQLException

Throws:

SQLException

createResultSet

protected void createResultSet(ResultsMessage resultsMsg)
                        throws SQLException

Throws:

SQLException

executeSql

protected ResultsFuture<Boolean> executeSql(String[] commands,
                                            boolean isBatchedCommand,
                                            RequestMessage.ResultsMode resultsMode,
                                            boolean synch,
                                            RequestOptions options)
                                     throws SQLException

Throws:

SQLException

executeSql

protected ResultsFuture<Boolean> executeSql(String[] commands,
                                            boolean isBatchedCommand,
                                            RequestMessage.ResultsMode resultsMode,
                                            boolean synch,
                                            RequestOptions options,
                                            boolean autoGenerateKeys)
                                     throws SQLException

Throws:

SQLException

booleanFuture

public static ResultsFuture<Boolean> booleanFuture(boolean isTrue)

createRequestMessage

protected RequestMessage createRequestMessage(String[] commands,
                                              boolean isBatchedCommand,
                                              RequestMessage.ResultsMode resultsMode)

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

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 ResultSetImpl getResultSet()
                           throws SQLException

Specified by:

getResultSet in interface Statement

Throws:

SQLException

getResultSetConcurrency

public int getResultSetConcurrency()
                            throws SQLException

Specified by:

getResultSetConcurrency 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

accumulateWarnings

protected void accumulateWarnings(List<Throwable> serverWarnings)

getWarnings

public SQLWarning getWarnings()
                       throws SQLException

Specified by:

getWarnings 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

Specified by:

setFetchDirection in interface Statement

Throws:

SQLException

setFetchSize

public void setFetchSize(int rows)
                  throws SQLException

Specified by:

setFetchSize in interface Statement

Throws:

SQLException

setMaxRows

public void setMaxRows(int maxRows)
                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

copyPropertiesToRequest

protected void copyPropertiesToRequest(RequestMessage res)
                                throws TeiidSQLException

Helper method for copy the connection properties to request message.

Parameters:

res - Request message that these properties to be copied to.

Throws:

TeiidSQLException

timeoutOccurred

protected void timeoutOccurred()

Ends the command and sets the status to TIMED_OUT.

setPayload

public void setPayload(Serializable payload)

Description copied from interface: TeiidStatement

Set the per-statement security payload. This optional payload will accompany each request to the data source(s) so that the connector will have access to it.

To remove an existing payload from a statement, call this method with a null argument.

Specified by:

setPayload in interface TeiidStatement

Parameters:

payload - The payload that is to accompany requests executed from this statement.

setExecutionProperty

public void setExecutionProperty(String name,
                                 String value)

Description copied from interface: TeiidStatement

Set the execution property value.

Specified by:

setExecutionProperty in interface TeiidStatement

Parameters:

name - Execution property name

value - Execution property value

getExecutionProperty

public String getExecutionProperty(String name)

Description copied from interface: TeiidStatement

Get the execution property value.

Specified by:

getExecutionProperty in interface TeiidStatement

Parameters:

name - Execution property name

Returns:

Execution property value or null if not set

getPlanDescription

public PlanNode getPlanDescription()

Description copied from interface: TeiidStatement

Obtain the query plan object representation from the last command executed on this Statement, if a query plan was requested in the command. If no plan was requested, this method will return null.

Specified by:

getPlanDescription in interface TeiidStatement

Returns:

PlanNode representing the root of the query plan

getDebugLog

public String getDebugLog()

Description copied from interface: TeiidStatement

Obtain the query planner debug log from the last command executed on this Statement, if it was requested with SHOWPLAN DEBUG. If no debug output was requested, this method will return null.

Specified by:

getDebugLog in interface TeiidStatement

Returns:

Debug log or null if no log exists

getAnnotations

public Collection<Annotation> getAnnotations()

Description copied from interface: TeiidStatement

Get collection of annotations from the query planner from the last command executed on the Statement

Specified by:

getAnnotations in interface TeiidStatement

Returns:

Collection of Annotations, may return null

getRequestIdentifier

public String getRequestIdentifier()

Description copied from interface: TeiidStatement

Get ID for last execution which can be used for matching up executions on the client side with executions in the server logs.

Specified by:

getRequestIdentifier in interface TeiidStatement

Returns:

String identifier for the last execution

isClosed

public boolean isClosed()

Specified by:

isClosed in interface Statement

setAnalysisInfo

protected void setAnalysisInfo(ResultsMessage resultsMsg)

isPoolable

public boolean isPoolable()
                   throws SQLException

Specified by:

isPoolable in interface Statement

Throws:

SQLException

setPoolable

public void setPoolable(boolean arg0)
                 throws SQLException

Specified by:

setPoolable in interface Statement

Throws:

SQLException

getConnection

public ConnectionImpl getConnection()
                             throws SQLException

Specified by:

getConnection in interface Statement

Throws:

SQLException

execute

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

Specified by:

execute in interface Statement

Throws:

SQLException

execute

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

Specified by:

execute in interface Statement

Throws:

SQLException

execute

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

Specified by:

execute in interface Statement

Throws:

SQLException

executeUpdate

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

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

executeUpdate

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

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

executeUpdate

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

Specified by:

executeUpdate in interface Statement

Throws:

SQLException

getGeneratedKeys

public ResultSet getGeneratedKeys()
                           throws SQLException

Specified by:

getGeneratedKeys in interface Statement

Throws:

SQLException

getResultSetHoldability

public int getResultSetHoldability()
                            throws SQLException

Specified by:

getResultSetHoldability in interface Statement

Throws:

SQLException

setCursorName

public void setCursorName(String name)
                   throws SQLException

Specified by:

setCursorName in interface Statement

Throws:

SQLException

setMaxFieldSize

public void setMaxFieldSize(int max)
                     throws SQLException

Specified by:

setMaxFieldSize in interface Statement

Throws:

SQLException

closeOnCompletion

public void closeOnCompletion()
                       throws SQLException

Specified by:

closeOnCompletion in interface Statement

Throws:

SQLException

isCloseOnCompletion

public boolean isCloseOnCompletion()
                            throws SQLException

Specified by:

isCloseOnCompletion in interface Statement

Throws:

SQLException