com.metamatrix.connector.ldap
Class LDAPSyncQueryExecution

java.lang.Object
  org.teiid.connector.basic.BasicExecution
      com.metamatrix.connector.ldap.LDAPSyncQueryExecution

All Implemented Interfaces:

Execution, ResultSetExecution

public class LDAPSyncQueryExecution
extends BasicExecution
implements ResultSetExecution

LDAPSyncQueryExecution is responsible for executing an LDAP search corresponding to a read-only "select" query from MetaMatrix.

Constructor Summary

LDAPSyncQueryExecution(IQuery query, ExecutionContext ctx, RuntimeMetadata rm, ConnectorLogger logger, javax.naming.ldap.InitialLdapContext ldapCtx, java.util.Properties props)
Constructor

Method Summary

void	cancel() Cancels the execution abnormally.
void	close() Terminates the execution normally.
void	execute() method to execute the supplied query
java.util.List	next() Fetch the next batch of data from the LDAP searchEnumerationr result.

Methods inherited from class java.lang.Object

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

Constructor Detail

LDAPSyncQueryExecution

public LDAPSyncQueryExecution(IQuery query,
                              ExecutionContext ctx,
                              RuntimeMetadata rm,
                              ConnectorLogger logger,
                              javax.naming.ldap.InitialLdapContext ldapCtx,
                              java.util.Properties props)
                       throws ConnectorException

Constructor

Parameters:

executionMode - the execution mode.

ctx - the execution context.

rm - the runtimeMetadata

logger - the ConnectorLogger

ldapCtx - the LDAP Context

Throws:

ConnectorException

Method Detail

execute

public void execute()
             throws ConnectorException

method to execute the supplied query

Specified by:

execute in interface Execution

Parameters:

query - the query object.

maxBatchSize - the max batch size.

Throws:

ConnectorException

cancel

public void cancel()
            throws ConnectorException

Description copied from interface: Execution

Cancels the execution abnormally. This will happen via a different thread from the one performing the execution, so should be expected to happen in a multi-threaded scenario.

Specified by:

cancel in interface Execution

Throws:

ConnectorException

close

public void close()
           throws ConnectorException

Description copied from interface: Execution

Terminates the execution normally.

Specified by:

close in interface Execution

Throws:

ConnectorException

next

public java.util.List next()
                    throws ConnectorException

Fetch the next batch of data from the LDAP searchEnumerationr result.

Specified by:

next in interface ResultSetExecution

Returns:

the next Batch of results.

Throws:

ConnectorException

DataNotAvailableException