com.espertech.esper.epl.join.exec.base
Class TableLookupExecNodeTableLocking

java.lang.Object
  com.espertech.esper.epl.join.exec.base.ExecNode
      com.espertech.esper.epl.join.exec.base.TableLookupExecNode
          com.espertech.esper.epl.join.exec.base.TableLookupExecNodeTableLocking

public class TableLookupExecNodeTableLocking
extends TableLookupExecNode

Execution node for lookup in a table.

Field Summary

Fields inherited from class com.espertech.esper.epl.join.exec.base.TableLookupExecNode

lookupStrategy

Constructor Summary

TableLookupExecNodeTableLocking(int indexedStream, JoinExecTableLookupStrategy lookupStrategy, java.util.concurrent.locks.Lock lock)

Method Summary

void	process(EventBean lookupEvent, EventBean[] prefillPath, java.util.Collection<EventBean[]> result, ExprEvaluatorContext exprEvaluatorContext) Process single event using the prefill events to compile lookup results.

Methods inherited from class com.espertech.esper.epl.join.exec.base.TableLookupExecNode

getIndexedStream, getLookupStrategy, print, processResults

Methods inherited from class com.espertech.esper.epl.join.exec.base.ExecNode

print

Methods inherited from class java.lang.Object

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

Constructor Detail

TableLookupExecNodeTableLocking

public TableLookupExecNodeTableLocking(int indexedStream,
                                       JoinExecTableLookupStrategy lookupStrategy,
                                       java.util.concurrent.locks.Lock lock)

Method Detail

process

public void process(EventBean lookupEvent,
                    EventBean[] prefillPath,
                    java.util.Collection<EventBean[]> result,
                    ExprEvaluatorContext exprEvaluatorContext)

Description copied from class: ExecNode

Process single event using the prefill events to compile lookup results.

Overrides:

process in class TableLookupExecNode

Parameters:

lookupEvent - - event to look up for or query for

prefillPath - - set of events currently in the example tuple to serve as a prototype for result rows.

result - is the list of tuples to add a result row to

exprEvaluatorContext - context for expression evaluation