本文整理汇总了Java中com.espertech.esper.epl.spec.SelectClauseStreamSelectorEnum.ISTREAM_ONLY属性的典型用法代码示例。如果您正苦于以下问题：Java SelectClauseStreamSelectorEnum.ISTREAM_ONLY属性的具体用法？Java SelectClauseStreamSelectorEnum.ISTREAM_ONLY怎么用？Java SelectClauseStreamSelectorEnum.ISTREAM_ONLY使用的例子？那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类com.espertech.esper.epl.spec.SelectClauseStreamSelectorEnum的用法示例。
在下文中一共展示了SelectClauseStreamSelectorEnum.ISTREAM_ONLY属性的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: hasRelevantResults
private boolean hasRelevantResults(UniformPair<EventBean[]> newOldEvents) {
if (newOldEvents == null) {
return false;
}
if (parent.getSelectClauseStreamSelectorEnum() == SelectClauseStreamSelectorEnum.ISTREAM_ONLY) {
if (newOldEvents.getFirst() == null) {
return false; // nothing to indicate
}
} else if (parent.getSelectClauseStreamSelectorEnum() == SelectClauseStreamSelectorEnum.RSTREAM_ISTREAM_BOTH) {
if (newOldEvents.getFirst() == null && newOldEvents.getSecond() == null) {
return false; // nothing to indicate
}
} else {
if (newOldEvents.getSecond() == null) {
return false; // nothing to indicate
}
}
return true;
}
示例2: setUp
public void setUp() throws Exception
{
List<SelectClauseExprCompiledSpec> selectList = SupportSelectExprFactory.makeNoAggregateSelectList();
EventAdapterService eventAdapterService = SupportEventAdapterService.getService();
SupportValueAddEventService vaeService = new SupportValueAddEventService();
SelectExprEventTypeRegistry selectExprEventTypeRegistry = new SelectExprEventTypeRegistry(new HashSet<String>());
MethodResolutionService methodResolutionService = new MethodResolutionServiceImpl(new EngineImportServiceImpl(true, true, true), null);
methodOne = new SelectExprProcessorHelper(Collections.<Integer>emptyList(), selectList, Collections.<SelectExprStreamDesc>emptyList(), null, false, new SupportStreamTypeSvc1Stream(), eventAdapterService, vaeService, selectExprEventTypeRegistry, methodResolutionService, null, null, new Configuration());
InsertIntoDesc insertIntoDesc = new InsertIntoDesc(SelectClauseStreamSelectorEnum.ISTREAM_ONLY, "Hello");
insertIntoDesc.add("a");
insertIntoDesc.add("b");
methodTwo = new SelectExprProcessorHelper(Collections.<Integer>emptyList(), selectList, Collections.<SelectExprStreamDesc>emptyList(), insertIntoDesc, false, new SupportStreamTypeSvc1Stream(), eventAdapterService, vaeService, selectExprEventTypeRegistry, methodResolutionService, null, null, new Configuration());
}
示例3: output
public void output(boolean forceUpdate, UniformPair<EventBean[]> result, UpdateDispatchView finalView) {
EventBean[] newEvents = result != null ? result.getFirst() : null;
EventBean[] oldEvents = result != null ? result.getSecond() : null;
// route first
if (parent.isRoute()) {
if ((newEvents != null) && (parent.getInsertIntoStreamSelector().isSelectsIStream())) {
route(newEvents, agentInstanceContext);
}
if ((oldEvents != null) && (parent.getInsertIntoStreamSelector().isSelectsRStream())) {
route(oldEvents, agentInstanceContext);
}
}
// discard one side of results
if (parent.getSelectStreamDirEnum() == SelectClauseStreamSelectorEnum.RSTREAM_ONLY) {
newEvents = oldEvents;
oldEvents = null;
} else if (parent.getSelectStreamDirEnum() == SelectClauseStreamSelectorEnum.ISTREAM_ONLY) {
oldEvents = null; // since the insert-into may require rstream
}
// dispatch
if (newEvents != null || oldEvents != null) {
finalView.newResult(new UniformPair<EventBean[]>(newEvents, oldEvents));
} else if (forceUpdate) {
finalView.newResult(new UniformPair<EventBean[]>(null, null));
}
}
示例4: setUp
public void setUp() throws Exception {
List<SelectClauseExprCompiledSpec> selectList = SupportSelectExprFactory.makeNoAggregateSelectList();
EventAdapterService eventAdapterService = SupportEventAdapterService.getService();
SupportValueAddEventService vaeService = new SupportValueAddEventService();
SelectExprEventTypeRegistry selectExprEventTypeRegistry = new SelectExprEventTypeRegistry("abc", new StatementEventTypeRefImpl());
EngineImportService engineImportService = SupportEngineImportServiceFactory.make();
methodOne = new SelectExprProcessorHelper(Collections.<Integer>emptyList(), selectList, Collections.<SelectExprStreamDesc>emptyList(), null, null, false, new SupportStreamTypeSvc1Stream(), eventAdapterService, vaeService, selectExprEventTypeRegistry, engineImportService, 1, "stmtname", null, new Configuration(), null, new TableServiceImpl(), null);
InsertIntoDesc insertIntoDesc = new InsertIntoDesc(SelectClauseStreamSelectorEnum.ISTREAM_ONLY, "Hello");
insertIntoDesc.add("a");
insertIntoDesc.add("b");
methodTwo = new SelectExprProcessorHelper(Collections.<Integer>emptyList(), selectList, Collections.<SelectExprStreamDesc>emptyList(), insertIntoDesc, null, false, new SupportStreamTypeSvc1Stream(), eventAdapterService, vaeService, selectExprEventTypeRegistry, engineImportService, 1, "stmtname", null, new Configuration(), null, new TableServiceImpl(), null);
}
示例5: output
public void output(boolean forceUpdate, UniformPair<EventBean[]> result, UpdateDispatchView finalView)
{
EventBean[] newEvents = result != null ? result.getFirst() : null;
EventBean[] oldEvents = result != null ? result.getSecond() : null;
// route first
if (parent.isRoute())
{
if ((newEvents != null) && (parent.getInsertIntoStreamSelector().isSelectsIStream()))
{
route(newEvents, agentInstanceContext);
}
if ((oldEvents != null) && (parent.getInsertIntoStreamSelector().isSelectsRStream()))
{
route(oldEvents, agentInstanceContext);
}
}
// discard one side of results
if (parent.getSelectStreamDirEnum() == SelectClauseStreamSelectorEnum.RSTREAM_ONLY)
{
newEvents = oldEvents;
oldEvents = null;
}
else if (parent.getSelectStreamDirEnum() == SelectClauseStreamSelectorEnum.ISTREAM_ONLY)
{
oldEvents = null; // since the insert-into may require rstream
}
// dispatch
if(newEvents != null || oldEvents != null)
{
finalView.newResult(new UniformPair<EventBean[]>(newEvents, oldEvents));
}
else if(forceUpdate)
{
finalView.newResult(new UniformPair<EventBean[]>(null, null));
}
}
示例6: makeWalker
public static EPLTreeWalkerListener makeWalker(CommonTokenStream tokenStream, EngineImportService engineImportService, VariableService variableService) {
return new EPLTreeWalkerListener(tokenStream, engineImportService, variableService, SelectClauseStreamSelectorEnum.ISTREAM_ONLY, "uri", new Configuration(), new PatternNodeFactoryImpl(), null, null, new ExprDeclaredServiceImpl(), new TableServiceImpl());
}
示例7: makeWalker
public static EPLTreeWalker makeWalker(Tree tree, CommonTokenStream tokenStream, EngineImportService engineImportService, VariableService variableService)
{
return new EPLTreeWalker(new CommonTreeNodeStream(tree), tokenStream, engineImportService, variableService, new SupportSchedulingServiceImpl(), SelectClauseStreamSelectorEnum.ISTREAM_ONLY, "uri", new Configuration(), new PatternNodeFactoryImpl(), null, null, new ExprDeclaredServiceImpl());
}