Package com.espertech.esper.core.service

Examples of com.espertech.esper.core.service.StatementAgentInstanceLock

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        this.removeContextPattern(startEndpoint, path);
    }

    public void startContextPartition(StatementAgentInstanceFactoryResult startResult, int agentInstanceId) {

        StatementAgentInstanceLock lock = startResult.getAgentInstanceContext().getEpStatementAgentInstanceHandle().getStatementAgentInstanceLock();
        StatementResourceHolder recoveryResources = null;

        if (startResult instanceof StatementAgentInstanceFactorySelectResult) {
            StatementAgentInstanceFactorySelectResult selectResult = (StatementAgentInstanceFactorySelectResult) startResult;
            recoveryResources = new StatementResourceHolder(
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        this.removeContextPattern(startEndpoint, path);
    }

    public void startContextPartition(StatementAgentInstanceFactoryResult startResult, int agentInstanceId) {

        StatementAgentInstanceLock lock = startResult.getAgentInstanceContext().getEpStatementAgentInstanceHandle().getStatementAgentInstanceLock();
        StatementResourceHolder recoveryResources = null;

        if (startResult instanceof StatementAgentInstanceFactorySelectResult) {
            StatementAgentInstanceFactorySelectResult selectResult = (StatementAgentInstanceFactorySelectResult) startResult;
            recoveryResources = new StatementResourceHolder(
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    public EventBean[] execute(NamedWindowProcessorInstance instance) {
        EventBean event = insertHelper.process(new EventBean[0], true, true, exprEvaluatorContext);
        EventBean[] inserted = new EventBean[] {event};
        AgentInstanceContext ctx = instance.getTailViewInstance().getAgentInstanceContext();
        StatementAgentInstanceLock ailock = ctx.getAgentInstanceLock();
        ailock.acquireWriteLock(null);
        try {
            instance.getRootViewInstance().update(inserted, null);
        }
        catch (EPException ex) {
            instance.getRootViewInstance().update(null, inserted);
        }
        finally {
            ailock.releaseWriteLock(null);
        }
        return inserted;
    }
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public class AgentInstanceArraySafeIterator extends AgentInstanceArrayIterator implements SafeIterator<EventBean> {

    public AgentInstanceArraySafeIterator(AgentInstance[] instances) {
        super(instances);
        for (int i = 0; i < instances.length; i++) {
            StatementAgentInstanceLock instanceLock = instances[i].getAgentInstanceContext().getEpStatementAgentInstanceHandle().getStatementAgentInstanceLock();
            instanceLock.acquireWriteLock(null);
        }
    }
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        }
    }

    public void close() {
        for (int i = 0; i < instances.length; i++) {
            StatementAgentInstanceLock instanceLock = instances[i].getAgentInstanceContext().getEpStatementAgentInstanceHandle().getStatementAgentInstanceLock();
            instanceLock.releaseWriteLock(null);
        }
    }
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Related Classes of com.espertech.esper.core.service.StatementAgentInstanceLock

  • com.espertech.esper.core.context.mgr.AgentInstanceArraySafeIterator
  • com.espertech.esper.core.service.resource.StatementResourceService
  • com.espertech.esper.core.start.EPPreparedExecuteSingleStreamExecInsert
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