org.teiid.dqp.internal.process
Class PreparedStatementRequest

java.lang.Object
  org.teiid.dqp.internal.process.Request
      org.teiid.dqp.internal.process.PreparedStatementRequest

All Implemented Interfaces:

SecurityFunctionEvaluator

public class PreparedStatementRequest
extends Request

Specific request for handling prepared statement calls.

Field Summary

Fields inherited from class org.teiid.dqp.internal.process.Request

addedLimit, analysisRecord, capabilitiesFinder, connectorManagerRepo, context, idGenerator, metadata, processor, processPlan, requestMsg, returnsUpdateCount, transactionContext, userCommand

Fields inherited from interface org.teiid.query.eval.SecurityFunctionEvaluator

DATA_ROLE

Constructor Summary

PreparedStatementRequest(SessionAwareCache<PreparedPlan> prepPlanCache)

Method Summary

protected void	checkReferences(java.util.List<Reference> references)
protected void	generatePlan() state side effects: creates the analysis record creates the command context sets the pre-rewrite command on the request adds a limit clause if the row limit is specified sets the processor plan
protected void	resolveCommand(Command command)
static void	resolveParameterValues(java.util.List<Reference> params, java.util.List values, CommandContext context, QueryMetadataInterface metadata)

Methods inherited from class org.teiid.dqp.internal.process.Request

createCommandContext, createParseInfo, hasRole, initMetadata, processRequest, setAuthorizationValidator, setResultSetCacheEnabled, setUserRequestConcurrency, validateAccess, validateWithVisitor

Methods inherited from class java.lang.Object

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

Constructor Detail

PreparedStatementRequest

public PreparedStatementRequest(SessionAwareCache<PreparedPlan> prepPlanCache)

Method Detail

checkReferences

protected void checkReferences(java.util.List<Reference> references)
                        throws QueryValidatorException

Overrides:

checkReferences in class Request

Throws:

QueryValidatorException

resolveCommand

protected void resolveCommand(Command command)
                       throws QueryResolverException,
                              TeiidComponentException

Overrides:

resolveCommand in class Request

Throws:

QueryResolverException

TeiidComponentException

See Also:

Request.resolveCommand(org.teiid.query.sql.lang.Command)

generatePlan

protected void generatePlan()
                     throws TeiidComponentException,
                            TeiidProcessingException

Description copied from class: Request

state side effects: creates the analysis record creates the command context sets the pre-rewrite command on the request adds a limit clause if the row limit is specified sets the processor plan

Overrides:

generatePlan in class Request

Throws:

TeiidComponentException

TeiidProcessingException

See Also:

Request.generatePlan()

resolveParameterValues

public static void resolveParameterValues(java.util.List<Reference> params,
                                          java.util.List values,
                                          CommandContext context,
                                          QueryMetadataInterface metadata)
                                   throws QueryResolverException,
                                          TeiidComponentException,
                                          QueryValidatorException

Parameters:

params -

values -

Throws:

QueryResolverException

QueryValidatorException

TeiidComponentException