Package com.j_spaces.jdbc.driver

Class GConnection

java.lang.Object

com.j_spaces.jdbc.driver.GConnection

All Implemented Interfaces:

AutoCloseable, Connection, Wrapper

public class GConnection
extends Object
implements Connection

The connection implementation that connects to the QueryProcessor on the GigaSpaces server side. Note: This implementation is NOT thread-safe. Do not share instances between threads!

Author:

Michael Mitrani, 2Train4, yuval mishory

Field Summary

Fields

Modifier and Type	Field	Description
static final String	JDBC_GIGASPACES
static final String	JDBC_GIGASPACES_URL
static final String	READ_MODIFIERS

Fields inherited from interface java.sql.Connection

TRANSACTION_NONE, TRANSACTION_READ_COMMITTED, TRANSACTION_READ_UNCOMMITTED, TRANSACTION_REPEATABLE_READ, TRANSACTION_SERIALIZABLE

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	GConnection(IJSpace space, Properties properties)
	GConnection(String connectionString, Properties properties)	Create new connection from given connection string and properties

Method Summary

Modifier and Type	Method	Description
void	abort(Executor executor)
void	clearWarnings()
void	close()
void	commit()
Connection	connect()
Array	createArrayOf(String typeName, Object[] elements)
Blob	createBlob()
Blob	createBlob(byte[] bytes)
Clob	createClob()
Clob	createClob(String clob)
NClob	createNClob()
SQLXML	createSQLXML()
Statement	createStatement()
Statement	createStatement(int resultSetType, int resultSetConcurrency)
Statement	createStatement(int resultSetType, int resultSetConcurrency, int resultSetHoldability)
Struct	createStruct(String typeName, Object[] attributes)
boolean	getAutoCommit()
String	getCatalog()
Properties	getClientInfo()
String	getClientInfo(String name)
int	getHoldability()
static GConnection	getInstance(IJSpace space)
static Connection	getInstance(IJSpace space, String username, String password)
static GConnection	getInstance(IJSpace space, Properties properties)
DatabaseMetaData	getMetaData()
int	getNetworkTimeout()
String	getSchema()
ResultSet	getTableColumnsInformation(String tableName)	Returns a ResultSet containing columns information for the provided table name.
int	getTransactionIsolation()
Map<String,Class<?>>	getTypeMap()
String	getUrl()
SQLWarning	getWarnings()
boolean	isClosed()
boolean	isReadOnly()
boolean	isValid(int timeout)
boolean	isWrapperFor(Class<?> iface)
String	nativeSQL(String sql)
CallableStatement	prepareCall(String sql)
CallableStatement	prepareCall(String sql, int resultSetType, int resultSetConcurrency)
CallableStatement	prepareCall(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability)
PreparedStatement	prepareStatement(String sql)
PreparedStatement	prepareStatement(String sql, int autoGeneratedKeys)
PreparedStatement	prepareStatement(String sql, int[] columnIndexes)
PreparedStatement	prepareStatement(String sql, int resultSetType, int resultSetConcurrency)
PreparedStatement	prepareStatement(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability)
PreparedStatement	prepareStatement(String sql, String[] columnNames)
void	releaseSavepoint(Savepoint savepoint)
void	rollback()
void	rollback(Savepoint savepoint)
ResponsePacket	sendFetchMetaData(String statement)
ResponsePacket	sendPreparedStatement(String statement, Object[] values)	Send a packet that contains a PreparedStatement.
BatchResponsePacket	sendPreparedStatementBatch(String statement, GPreparedStatement.PreparedValuesCollection preparedValuesCollection)	Send a packet that contains a PreparedStatement values batch.
ResponsePacket	sendStatement(String statement)	Send a packet that contains a statement.
void	setAutoCommit(boolean autoCommit)
void	setCatalog(String catalog)
void	setClientInfo(String name, String value)
void	setClientInfo(Properties properties)
void	setHoldability(int holdability)
void	setNetworkTimeout(Executor executor, int milliseconds)
void	setReadOnly(boolean readOnly)
Savepoint	setSavepoint()
Savepoint	setSavepoint(String name)
void	setSchema(String schema)
void	setTransaction(Transaction transaction)	Sets the transaction the connection will use.
void	setTransactionIsolation(int level)
void	setTypeMap(Map<String,Class<?>> map)
void	setUseSingleSpace(boolean useSingleSpace)
<T> T	unwrap(Class<T> iface)
boolean	useNewDriver()
protected String	validateAndGetSpaceUrl(String connectionString)
ResponsePacket	writeRequestPacket(RequestPacket packet)	This is the methods that writes the RequestPacket into the socket

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.sql.Connection

beginRequest, endRequest, setShardingKey, setShardingKey, setShardingKeyIfValid, setShardingKeyIfValid

Field Details

READ_MODIFIERS

public static final String READ_MODIFIERS

See Also:

• Constant Field Values

JDBC_GIGASPACES

public static final String JDBC_GIGASPACES

See Also:

• Constant Field Values

JDBC_GIGASPACES_URL

public static final String JDBC_GIGASPACES_URL

See Also:

• Constant Field Values

Constructor Details

GConnection

protected GConnection(IJSpace space,
 Properties properties)
               throws SQLException

Throws:

SQLException

GConnection

public GConnection(String connectionString,
 Properties properties)

Create new connection from given connection string and properties

Method Details

validateAndGetSpaceUrl

protected String validateAndGetSpaceUrl(String connectionString)
                                 throws SQLException

Throws:

SQLException

connect

public Connection connect()
                   throws SQLException

Throws:

SQLException

getInstance

public static GConnection getInstance(IJSpace space)
                               throws SQLException

Throws:

SQLException

getInstance

public static GConnection getInstance(IJSpace space,
 Properties properties)
                               throws SQLException

Throws:

SQLException

getInstance

public static Connection getInstance(IJSpace space,
 String username,
 String password)
                              throws SQLException

Throws:

SQLException

setTransaction

public void setTransaction(Transaction transaction)
                    throws SQLException

Sets the transaction the connection will use. Only relevant when auto commit is set to false.

Parameters:

transaction - The transaction the connection will use.

Throws:

SQLException

getTableColumnsInformation

public ResultSet getTableColumnsInformation(String tableName)
                                     throws SQLException

Returns a ResultSet containing columns information for the provided table name.

Parameters:

tableName - The table to get columns information for.

Returns:

ResultSet containing columns informations.

Throws:

SQLException

getHoldability

public int getHoldability()
                   throws SQLException

Specified by:

getHoldability in interface Connection

Throws:

SQLException

getTransactionIsolation

public int getTransactionIsolation()
                            throws SQLException

Specified by:

getTransactionIsolation in interface Connection

Throws:

SQLException

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

Specified by:

commit in interface Connection

Throws:

SQLException

rollback

public void rollback()
              throws SQLException

Specified by:

rollback in interface Connection

Throws:

SQLException

getAutoCommit

public boolean getAutoCommit()
                      throws SQLException

Specified by:

getAutoCommit in interface Connection

Throws:

SQLException

isClosed

public boolean isClosed()
                 throws SQLException

Specified by:

isClosed in interface Connection

Throws:

SQLException

isReadOnly

public boolean isReadOnly()
                   throws SQLException

Specified by:

isReadOnly in interface Connection

Throws:

SQLException

setHoldability

public void setHoldability(int holdability)
                    throws SQLException

Specified by:

setHoldability in interface Connection

Throws:

SQLException

setTransactionIsolation

public void setTransactionIsolation(int level)
                             throws SQLException

Specified by:

setTransactionIsolation in interface Connection

Throws:

SQLException

setAutoCommit

public void setAutoCommit(boolean autoCommit)
                   throws SQLException

Specified by:

setAutoCommit in interface Connection

Throws:

SQLException

setUseSingleSpace

public void setUseSingleSpace(boolean useSingleSpace)
                       throws SQLException

Parameters:

useSingleSpace - to use single space

Throws:

SQLException

setReadOnly

public void setReadOnly(boolean readOnly)
                 throws SQLException

Specified by:

setReadOnly in interface Connection

Throws:

SQLException

getCatalog

public String getCatalog()
                  throws SQLException

Specified by:

getCatalog in interface Connection

Throws:

SQLException

setCatalog

public void setCatalog(String catalog)
                throws SQLException

Specified by:

setCatalog in interface Connection

Throws:

SQLException

getMetaData

public DatabaseMetaData getMetaData()
                             throws SQLException

Specified by:

getMetaData in interface Connection

Throws:

SQLException

getWarnings

public SQLWarning getWarnings()
                       throws SQLException

Specified by:

getWarnings in interface Connection

Throws:

SQLException

setSavepoint

public Savepoint setSavepoint()
                       throws SQLException

Specified by:

setSavepoint 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

createStatement

public Statement createStatement()
                          throws SQLException

Specified by:

createStatement in interface Connection

Throws:

SQLException

createStatement

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

Specified by:

createStatement in interface Connection

Throws:

SQLException

createStatement

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

Specified by:

createStatement in interface Connection

Throws:

SQLException

getTypeMap

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

Specified by:

getTypeMap in interface Connection

Throws:

SQLException

setTypeMap

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

Specified by:

setTypeMap in interface Connection

Throws:

SQLException

nativeSQL

public String nativeSQL(String sql)
                 throws SQLException

Specified by:

nativeSQL in interface Connection

Throws:

SQLException

prepareCall

public CallableStatement prepareCall(String sql)
                              throws SQLException

Specified by:

prepareCall in interface Connection

Throws:

SQLException

prepareCall

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

Specified by:

prepareCall in interface Connection

Throws:

SQLException

prepareCall

public CallableStatement 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)
                                   throws SQLException

Specified by:

prepareStatement 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 resultSetType,
 int resultSetConcurrency)
                                   throws SQLException

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

prepareStatement

public PreparedStatement prepareStatement(String sql,
 int resultSetType,
 int resultSetConcurrency,
 int resultSetHoldability)
                                   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

setSavepoint

public Savepoint setSavepoint(String name)
                       throws SQLException

Specified by:

setSavepoint in interface Connection

Throws:

SQLException

prepareStatement

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

Specified by:

prepareStatement in interface Connection

Throws:

SQLException

writeRequestPacket

public ResponsePacket writeRequestPacket(RequestPacket packet)
                                  throws SQLException

This is the methods that writes the RequestPacket into the socket

Parameters:

packet - the RequestPacket to send

Returns:

ResponsePacket The packet returned from the QueryProcessor

Throws:

SQLException

createBlob

public Blob createBlob(byte[] bytes)
                throws SQLException

Throws:

SQLException

createClob

public Clob createClob(String clob)
                throws SQLException

Throws:

SQLException

sendStatement

public ResponsePacket sendStatement(String statement)
                             throws SQLException

Send a packet that contains a statement.

Parameters:

statement - the sql statement that should be sent

Returns:

The ResponsePacket received from the QueryProcessor

Throws:

SQLException

sendPreparedStatement

public ResponsePacket sendPreparedStatement(String statement,
 Object[] values)
                                     throws SQLException

Send a packet that contains a PreparedStatement.

Parameters:

statement - the SQL statement that should be sent.

Returns:

The ResponsePacket received from the QueryProcessor

Throws:

SQLException

sendPreparedStatementBatch

public BatchResponsePacket sendPreparedStatementBatch(String statement,
 GPreparedStatement.PreparedValuesCollection preparedValuesCollection)
                                               throws SQLException

Send a packet that contains a PreparedStatement values batch.

Throws:

SQLException

sendFetchMetaData

public ResponsePacket sendFetchMetaData(String statement)
                                 throws SQLException

Throws:

SQLException

getUrl

public String getUrl()

Returns:

the url of this connection

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

createStruct

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

Specified by:

createStruct in interface Connection

Throws:

SQLException

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

isValid

public boolean isValid(int timeout)
                throws SQLException

Specified by:

isValid in interface Connection

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

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

setClientInfo

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

Specified by:

setClientInfo in interface Connection

Throws:

SQLClientInfoException

setClientInfo

public void setClientInfo(Properties properties)
                   throws SQLClientInfoException

Specified by:

setClientInfo in interface Connection

Throws:

SQLClientInfoException

setSchema

public void setSchema(String schema)
               throws SQLException

Specified by:

setSchema in interface Connection

Throws:

SQLException

getSchema

public String getSchema()
                 throws SQLException

Specified by:

getSchema in interface Connection

Throws:

SQLException

abort

public void abort(Executor executor)
           throws SQLException

Specified by:

abort in interface Connection

Throws:

SQLException

setNetworkTimeout

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

Specified by:

setNetworkTimeout in interface Connection

Throws:

SQLException

getNetworkTimeout

public int getNetworkTimeout()
                      throws SQLException

Specified by:

getNetworkTimeout in interface Connection

Throws:

SQLException

useNewDriver

public boolean useNewDriver()