com.espertech.esper.runtime.client.scopetest.SupportSubscriberMRD Maven / Gradle / Ivy
/*
***************************************************************************************
* Copyright (C) 2006 EsperTech, Inc. All rights reserved. *
* http://www.espertech.com/esper *
* http://www.espertech.com *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the GPL license *
* a copy of which has been included with this distribution in the license.txt file. *
***************************************************************************************
*/
package com.espertech.esper.runtime.client.scopetest;
import java.util.ArrayList;
import java.util.List;
/**
* Subscriber for multi-row delivery that retains the events it receives for use in assertions.
*/
public class SupportSubscriberMRD {
private boolean isInvoked;
private List insertStreamList = new ArrayList();
private List removeStreamList = new ArrayList();
/**
* Receive multi-row subscriber data through this methods.
*
* @param insertStream new data
* @param removeStream removed data
*/
public synchronized void update(Object[][] insertStream, Object[][] removeStream) {
isInvoked = true;
insertStreamList.add(insertStream);
removeStreamList.add(insertStream);
}
/**
* Returns all insert-stream events received so far.
*
* The list contains an item for each delivery. Each item contains a row with the event and each event is itself a tuple (object array).
*
*
* @return list of Object array-array
*/
public List getInsertStreamList() {
return insertStreamList;
}
/**
* Returns all removed-stream events received so far.
*
* The list contains an item for each delivery. Each item contains a row with the event and each event is itself a tuple (object array).
*
*
* @return list of Object array-array
*/
public List getRemoveStreamList() {
return removeStreamList;
}
/**
* Reset subscriber, clearing all associated state.
*/
public synchronized void reset() {
isInvoked = false;
insertStreamList.clear();
removeStreamList.clear();
}
/**
* Returns true if the subscriber was invoked at least once.
*
* @return invoked flag
*/
public boolean isInvoked() {
return isInvoked;
}
/**
* Returns true if the subscriber was invoked at least once and clears the invocation flag.
*
* @return invoked flag
*/
public synchronized boolean getAndClearIsInvoked() {
boolean invoked = isInvoked;
isInvoked = false;
return invoked;
}
}