org.teiid.jdbc

Class ConnectionImpl

java.lang.Object

org.teiid.jdbc.WrapperImpl

org.teiid.jdbc.ConnectionImpl

All Implemented Interfaces:

AutoCloseable, Connection, Wrapper, TeiidConnection

public class ConnectionImpl
extends WrapperImpl
implements TeiidConnection

Teiid's Connection implementation.

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_ISOLATION
protected Properties	propInfo
protected ServerConnection	serverConn

Fields inherited from interface java.sql.Connection

TRANSACTION_NONE, TRANSACTION_READ_COMMITTED, TRANSACTION_READ_UNCOMMITTED, TRANSACTION_REPEATABLE_READ, TRANSACTION_SERIALIZABLE

Constructor Summary

Constructors

Constructor and Description
ConnectionImpl(ServerConnection serverConn, Properties info, String url)

Method Summary

Modifier and Type	Method and Description
void	abort(Executor executor)
void	cancelRequest(String id) Cancel the request
void	changeUser(String userName, String newPassword) Re-authenticate with the given username and password.
void	clearWarnings()
void	close()
void	commit() This method makes any changes involved in a transaction permanent and releases any locks held by the connection object.
protected void	commitTransaction(XidImpl arg0, boolean arg1)
Array	createArrayOf(String typeName, Object[] elements)
Blob	createBlob()
Clob	createClob()
NClob	createNClob()
SQLXML	createSQLXML()
StatementImpl	createStatement()
StatementImpl	createStatement(int resultSetType, int resultSetConcurrency) Creates a Statement object that will produce ResultSet objects of the type resultSetType and concurrency level resultSetConcurrency.
StatementImpl	createStatement(int resultSetType, int resultSetConcurrency, int resultSetHoldability)
Struct	createStruct(String typeName, Object[] attributes)
protected void	endTransaction(XidImpl arg0, int arg1)
protected void	forgetTransaction(XidImpl arg0)
Collection<Annotation>	getAnnotations()
boolean	getAutoCommit()
String	getCatalog()
Properties	getClientInfo()
String	getClientInfo(String name)
String	getConnectionId() Connection identifier of this connection
Properties	getConnectionProps()
PlanNode	getCurrentPlanDescription()
String	getDatabaseName() Get the database name that this connection is representing
String	getDebugLog()
protected Properties	getExecutionProperties()
String	getExecutionProperty(String key)
int	getHoldability() Retrieves the current holdability of ResultSet objects created using this Connection object.
DatabaseMetaDataImpl	getMetaData()
int	getNetworkTimeout()
Properties	getPayload()
String	getSchema()
ServerConnection	getServerConnection() This method gets the ServerConnection object wrapped by this object.
int	getTransactionIsolation()
protected XidImpl	getTransactionXid()
Map<String,Class<?>>	getTypeMap()
int	getVDBVersion() Deprecated.
SQLWarning	getWarnings() This method will return the first warning reported by calls on this connection, or null if none exist.
boolean	isClosed() This method will return whether this connection is closed or not.
boolean	isReadOnly()
boolean	isSameProcess(ConnectionImpl conn)
boolean	isValid(int timeout)
String	nativeSQL(String sql)
protected long	nextRequestID() Generate the next unique requestID for matching up requests with responses.
CallableStatementImpl	prepareCall(String sql) Creates a CallableStatement object that contains sql and that will produce ResultSet objects that are non-scrollable and non-updatable.
CallableStatementImpl	prepareCall(String sql, int resultSetType, int resultSetConcurrency) Creates a CallableStatement object that contains a sql and that will produce ResultSet objects of the type resultSetType and with a concurrency level of resultSetConcurrency.
CallableStatementImpl	prepareCall(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability)
PreparedStatementImpl	prepareStatement(String sql)
PreparedStatement	prepareStatement(String sql, int autoGeneratedKeys)
PreparedStatement	prepareStatement(String sql, int[] columnIndexes)
PreparedStatementImpl	prepareStatement(String sql, int resultSetType, int resultSetConcurrency)
PreparedStatementImpl	prepareStatement(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability)
PreparedStatementImpl	prepareStatement(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability, int autoGeneratedKeys)
PreparedStatement	prepareStatement(String sql, String[] columnNames)
protected int	prepareTransaction(XidImpl arg0)
protected Xid[]	recoverTransaction(int arg0)
void	recycleConnection()
void	releaseSavepoint(Savepoint savepoint)
void	restoreTransactionCharacteristics()
void	rollback()
void	rollback(boolean startTxn) Rollback the current local transaction
void	rollback(Savepoint savepoint)
protected void	rollbackTransaction(XidImpl arg0)
void	saveTransactionCharacteristics()
void	setAnnotations(Collection<Annotation> annotations)
void	setAutoCommit(boolean autoCommit)
void	setCatalog(String catalog) Teiid does not allow setting a catalog through a connection.
void	setClientInfo(Properties properties)
void	setClientInfo(String name, String value)
void	setCurrentPlanDescription(PlanNode currentPlanDescription)
void	setDebugLog(String debugLog)
void	setExecutionProperty(String key, String value)
void	setHoldability(int holdability)
void	setInLocalTxn(boolean inLocalTxn)
void	setNetworkTimeout(Executor executor, int milliseconds)
void	setPayload(Properties payload)
void	setReadOnly(boolean readOnly)
Savepoint	setSavepoint()
Savepoint	setSavepoint(String name)
void	setSchema(String schema)
void	setTransactionIsolation(int level)
void	setTypeMap(Map<String,Class<?>> map)
protected void	startTransaction(XidImpl arg0, int arg1, int timeout)
ResultsFuture<?>	submitSetAutoCommitTrue(boolean commit)

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.Wrapper

isWrapperFor, unwrap

Field Detail

DEFAULT_ISOLATION

public static final int DEFAULT_ISOLATION

See Also:

Constant Field Values

propInfo

protected Properties propInfo

serverConn

protected ServerConnection serverConn

Constructor Detail

ConnectionImpl

public ConnectionImpl(ServerConnection serverConn,
                      Properties info,
                      String url)

Method Detail

getAnnotations

public Collection<Annotation> getAnnotations()

setAnnotations

public void setAnnotations(Collection<Annotation> annotations)

getDebugLog

public String getDebugLog()

setDebugLog

public void setDebugLog(String debugLog)

getCurrentPlanDescription

public PlanNode getCurrentPlanDescription()

setCurrentPlanDescription

public void setCurrentPlanDescription(PlanNode currentPlanDescription)

getExecutionProperties

protected Properties getExecutionProperties()

setExecutionProperty

public void setExecutionProperty(String key,
                                 String value)

getExecutionProperty

public String getExecutionProperty(String key)

getConnectionId

public String getConnectionId()

Connection identifier of this connection

Returns:

identifier

Throws:

SQLException

nextRequestID

protected long nextRequestID()

Generate the next unique requestID for matching up requests with responses. These IDs should be unique only in the context of a ServerConnection instance.

Returns:

Request ID

cancelRequest

public void cancelRequest(String id)
                   throws TeiidProcessingException,
                          TeiidComponentException

Cancel the request

Throws:

TeiidProcessingException

TeiidComponentException

clearWarnings

public void clearWarnings()
                   throws SQLException

Specified by:

clearWarnings in interface Connection

Throws:

SQLException

close

public void close()
           throws SQLException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Connection

Throws:

SQLException

commit

public void commit()
            throws SQLException

This method makes any changes involved in a transaction permanent and releases any locks held by the connection object. This is only used when auto-commit is set to false.

Specified by:

commit in interface Connection

Throws:

SQLException - if the transaction had been rolled back or marked to roll back.

createStatement

public StatementImpl createStatement()
                              throws SQLException

Specified by:

createStatement in interface Connection

Throws:

SQLException

createStatement

public StatementImpl createStatement(int resultSetType,
                                     int resultSetConcurrency)
                              throws SQLException

Creates a Statement object that will produce ResultSet objects of the type resultSetType and concurrency level resultSetConcurrency.

Specified by:

createStatement in interface Connection

Parameters:

intvalue - indicating the ResultSet's type

intValue - indicating the ResultSet's concurrency

Returns:

Statement object.

Throws:

SQLException

getAutoCommit

public boolean getAutoCommit()
                      throws SQLException

Specified by:

getAutoCommit in interface Connection

Throws:

SQLException

getCatalog

public String getCatalog()
                  throws SQLException

Specified by:

getCatalog in interface Connection

Throws:

SQLException

getServerConnection

public ServerConnection getServerConnection()
                                     throws SQLException

This method gets the ServerConnection object wrapped by this object.

Returns:

ServerConnection object

Throws:

SQLException

getVDBVersion

@Deprecated
public int getVDBVersion()
                              throws SQLException

Deprecated.

Throws:

SQLException

getMetaData

public DatabaseMetaDataImpl getMetaData()
                                 throws SQLException

Specified by:

getMetaData in interface Connection

Throws:

SQLException

getDatabaseName

public String getDatabaseName()

Get the database name that this connection is representing

Returns:

String name of the database

getHoldability

public int getHoldability()
                   throws SQLException

Retrieves the current holdability of ResultSet objects created using this Connection object.

Specified by:

getHoldability in interface Connection

Parameters:

holdability - int indicating the holdability

Returns:

int holdability

Throws:

SQLException

getTransactionIsolation

public int getTransactionIsolation()
                            throws SQLException

Specified by:

getTransactionIsolation in interface Connection

Throws:

SQLException

getTypeMap

public Map<String,Class<?>> getTypeMap()
                                throws SQLException

Specified by:

getTypeMap in interface Connection

Throws:

SQLException

getWarnings

public SQLWarning getWarnings()
                       throws SQLException

This method will return the first warning reported by calls on this connection, or null if none exist.

Specified by:

getWarnings in interface Connection

Returns:

A SQLWarning object if there are any warnings.

Throws:

SQLException, - should never occur

SQLException

isClosed

public boolean isClosed()
                 throws SQLException

This method will return whether this connection is closed or not.

Specified by:

isClosed in interface Connection

Returns:

booleanvalue indicating if the connection is closed

Throws:

SQLException, - should never occur

SQLException

isReadOnly

public boolean isReadOnly()
                   throws SQLException

Specified by:

isReadOnly in interface Connection

Throws:

SQLException

nativeSQL

public String nativeSQL(String sql)
                 throws SQLException

Specified by:

nativeSQL in interface Connection

Throws:

SQLException

prepareCall

public CallableStatementImpl prepareCall(String sql)
                                  throws SQLException

Creates a CallableStatement object that contains sql and that will produce ResultSet objects that are non-scrollable and non-updatable. A SQL stored procedure call statement is handled by creating a CallableStatement for it.

Specified by:

prepareCall in interface Connection

Parameters:

sql - String(escape syntax) for invoking a stored procedure.

Returns:

CallableStatement object that can be used to execute the storedProcedure

Throws:

SQLException - if there is an error creating the callable statement object

prepareCall

public CallableStatementImpl prepareCall(String sql,
                                         int resultSetType,
                                         int resultSetConcurrency)
                                  throws SQLException

Creates a CallableStatement object that contains a sql and that will produce ResultSet objects of the type resultSetType and with a concurrency level of resultSetConcurrency. A SQL stored procedure call statement is handled by creating a CallableStatement for it.

Specified by:

prepareCall in interface Connection

Parameters:

sql - String(escape syntax) for invoking a stored procedure.

intvalue - indicating the ResultSet's type

intValue - indicating the ResultSet's concurrency

Returns:

CallableStatement object that can be used to execute the storedProcedure

Throws:

SQLException

prepareStatement

public PreparedStatementImpl prepareStatement(String sql)
                                       throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

prepareStatement

public PreparedStatementImpl prepareStatement(String sql,
                                              int resultSetType,
                                              int resultSetConcurrency)
                                       throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

prepareStatement

public PreparedStatementImpl prepareStatement(String sql,
                                              int resultSetType,
                                              int resultSetConcurrency,
                                              int resultSetHoldability,
                                              int autoGeneratedKeys)
                                       throws SQLException

Throws:

SQLException

prepareStatement

public PreparedStatementImpl prepareStatement(String sql,
                                              int resultSetType,
                                              int resultSetConcurrency,
                                              int resultSetHoldability)
                                       throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

rollback

public void rollback()
              throws SQLException

Specified by:

rollback in interface Connection

Throws:

SQLException

rollback

public void rollback(boolean startTxn)
              throws SQLException

Rollback the current local transaction

Parameters:

startTxn -

Throws:

SQLException

submitSetAutoCommitTrue

public ResultsFuture<?> submitSetAutoCommitTrue(boolean commit)
                                         throws SQLException

Throws:

SQLException

setAutoCommit

public void setAutoCommit(boolean autoCommit)
                   throws SQLException

Specified by:

setAutoCommit in interface Connection

Throws:

SQLException

setCatalog

public void setCatalog(String catalog)
                throws SQLException

Teiid does not allow setting a catalog through a connection. This method silently ignores the request as per the specification.

Specified by:

setCatalog in interface Connection

Parameters:

The - string values which sets the catalog name on the connection.

Throws:

SQLException - This should never occur.

setReadOnly

public void setReadOnly(boolean readOnly)
                 throws SQLException

Specified by:

setReadOnly in interface Connection

Parameters:

A - boolean value specifying whether the connection is readonly.

Throws:

throws - SQLException.

SQLException

commitTransaction

protected void commitTransaction(XidImpl arg0,
                                 boolean arg1)
                          throws SQLException

Throws:

SQLException

endTransaction

protected void endTransaction(XidImpl arg0,
                              int arg1)
                       throws SQLException

Throws:

SQLException

forgetTransaction

protected void forgetTransaction(XidImpl arg0)
                          throws SQLException

Throws:

SQLException

prepareTransaction

protected int prepareTransaction(XidImpl arg0)
                          throws SQLException

Throws:

SQLException

recoverTransaction

protected Xid[] recoverTransaction(int arg0)
                            throws SQLException

Throws:

SQLException

rollbackTransaction

protected void rollbackTransaction(XidImpl arg0)
                            throws SQLException

Throws:

SQLException

startTransaction

protected void startTransaction(XidImpl arg0,
                                int arg1,
                                int timeout)
                         throws SQLException

Throws:

SQLException

getTransactionXid

protected XidImpl getTransactionXid()

isValid

public boolean isValid(int timeout)
                throws SQLException

Specified by:

isValid in interface Connection

Throws:

SQLException

recycleConnection

public void recycleConnection()

isSameProcess

public boolean isSameProcess(ConnectionImpl conn)
                      throws CommunicationException

Throws:

CommunicationException

setClientInfo

public void setClientInfo(Properties properties)
                   throws SQLClientInfoException

Specified by:

setClientInfo in interface Connection

Throws:

SQLClientInfoException

setClientInfo

public void setClientInfo(String name,
                          String value)
                   throws SQLClientInfoException

Specified by:

setClientInfo in interface Connection

Throws:

SQLClientInfoException

getClientInfo

public Properties getClientInfo()
                         throws SQLException

Specified by:

getClientInfo in interface Connection

Throws:

SQLException

getClientInfo

public String getClientInfo(String name)
                     throws SQLException

Specified by:

getClientInfo in interface Connection

Throws:

SQLException

createArrayOf

public Array createArrayOf(String typeName,
                           Object[] elements)
                    throws SQLException

Specified by:

createArrayOf in interface Connection

Throws:

SQLException

createBlob

public Blob createBlob()
                throws SQLException

Specified by:

createBlob in interface Connection

Throws:

SQLException

createClob

public Clob createClob()
                throws SQLException

Specified by:

createClob in interface Connection

Throws:

SQLException

createNClob

public NClob createNClob()
                  throws SQLException

Specified by:

createNClob in interface Connection

Throws:

SQLException

createSQLXML

public SQLXML createSQLXML()
                    throws SQLException

Specified by:

createSQLXML in interface Connection

Throws:

SQLException

createStatement

public StatementImpl createStatement(int resultSetType,
                                     int resultSetConcurrency,
                                     int resultSetHoldability)
                              throws SQLException

Specified by:

createStatement in interface Connection

Throws:

SQLException

createStruct

public Struct createStruct(String typeName,
                           Object[] attributes)
                    throws SQLException

Specified by:

createStruct in interface Connection

Throws:

SQLException

prepareCall

public CallableStatementImpl prepareCall(String sql,
                                         int resultSetType,
                                         int resultSetConcurrency,
                                         int resultSetHoldability)
                                  throws SQLException

Specified by:

prepareCall in interface Connection

Throws:

SQLException

prepareStatement

public PreparedStatement prepareStatement(String sql,
                                          int autoGeneratedKeys)
                                   throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

prepareStatement

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

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

prepareStatement

public PreparedStatement prepareStatement(String sql,
                                          String[] columnNames)
                                   throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

releaseSavepoint

public void releaseSavepoint(Savepoint savepoint)
                      throws SQLException

Specified by:

releaseSavepoint in interface Connection

Throws:

SQLException

rollback

public void rollback(Savepoint savepoint)
              throws SQLException

Specified by:

rollback in interface Connection

Throws:

SQLException

setHoldability

public void setHoldability(int holdability)
                    throws SQLException

Specified by:

setHoldability in interface Connection

Throws:

SQLException

setSavepoint

public Savepoint setSavepoint()
                       throws SQLException

Specified by:

setSavepoint in interface Connection

Throws:

SQLException

setSavepoint

public Savepoint setSavepoint(String name)
                       throws SQLException

Specified by:

setSavepoint in interface Connection

Throws:

SQLException

setTransactionIsolation

public void setTransactionIsolation(int level)
                             throws SQLException

Specified by:

setTransactionIsolation in interface Connection

Throws:

SQLException

setTypeMap

public void setTypeMap(Map<String,Class<?>> map)
                throws SQLException

Specified by:

setTypeMap in interface Connection

Throws:

SQLException

changeUser

public void changeUser(String userName,
                       String newPassword)
                throws SQLException

Description copied from interface: TeiidConnection

Re-authenticate with the given username and password. If the re-authentication fails the connection will remain under the current user.

Specified by:

changeUser in interface TeiidConnection

Parameters:

userName - the username to authenticate with

newPassword - the password to authenticate with

Throws:

SQLException

abort

public void abort(Executor executor)
           throws SQLException

Specified by:

abort in interface Connection

Throws:

SQLException

getNetworkTimeout

public int getNetworkTimeout()
                      throws SQLException

Specified by:

getNetworkTimeout in interface Connection

Throws:

SQLException

getSchema

public String getSchema()
                 throws SQLException

Specified by:

getSchema in interface Connection

Throws:

SQLException

setNetworkTimeout

public void setNetworkTimeout(Executor executor,
                              int milliseconds)
                       throws SQLException

Specified by:

setNetworkTimeout in interface Connection

Throws:

SQLException

See Also:

timeouts and the synchronousTtl setting if using socket connections

setSchema

public void setSchema(String schema)
               throws SQLException

Specified by:

setSchema in interface Connection

Throws:

SQLException

getPayload

public Properties getPayload()

setPayload

public void setPayload(Properties payload)

getConnectionProps

public Properties getConnectionProps()

setInLocalTxn

public void setInLocalTxn(boolean inLocalTxn)

saveTransactionCharacteristics

public void saveTransactionCharacteristics()

restoreTransactionCharacteristics

public void restoreTransactionCharacteristics()