com.metamatrix.connector.loopback
Class LoopbackConnection

java.lang.Object
  org.teiid.connector.basic.BasicConnection
      com.metamatrix.connector.loopback.LoopbackConnection

All Implemented Interfaces:

Connection

public class LoopbackConnection
extends BasicConnection

Serves as a connection for the Loopback connector. Since there is no actual data source, this "connection" doesn't really have any state.

Constructor Summary

LoopbackConnection(ConnectorEnvironment env)

Method Summary

void	close() Release the connection.
Execution	createExecution(ICommand command, ExecutionContext executionContext, RuntimeMetadata metadata) Create an execution object for the specified command

Methods inherited from class org.teiid.connector.basic.BasicConnection

closeCalled, createProcedureExecution, createResultSetExecution, createUpdateExecution, getCapabilities, isAlive, setConnectorIdentity

Methods inherited from class java.lang.Object

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

Constructor Detail

LoopbackConnection

public LoopbackConnection(ConnectorEnvironment env)

Method Detail

createExecution

public Execution createExecution(ICommand command,
                                 ExecutionContext executionContext,
                                 RuntimeMetadata metadata)
                          throws ConnectorException

Description copied from interface: Connection

Create an execution object for the specified command

Specified by:

createExecution in interface Connection

Overrides:

createExecution in class BasicConnection

Parameters:

command - the command

executionContext - Provides information about the context that this command is executing within, such as the identifiers for the MetaMatrix command being executed

metadata - Access to runtime metadata if needed to translate the command

Returns:

An execution object that MetaMatrix can use to execute the command

Throws:

ConnectorException

close

public void close()

Description copied from interface: Connection

Release the connection. This will be called when MetaMatrix has completed using the connection for an execution.