use of org.wso2.siddhi.core.event.ComplexEvent in project siddhi by wso2.
the class SiddhiDebuggerClient method start.
/**
* Start the {@link SiddhiDebuggerClient} and configure the breakpoints.
*
* @param siddhiApp the Siddhi query
* @param input the user input as a whole text
*/
public void start(final String siddhiApp, String input) {
SiddhiManager siddhiManager = new SiddhiManager();
info("Deploying the siddhi app");
final SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
// Add callbacks for all the streams
final Set<String> streamNames = SiddhiCompiler.parse(siddhiApp).getStreamDefinitionMap().keySet();
for (String streamName : streamNames) {
final String stream = streamName;
siddhiAppRuntime.addCallback(stream, new StreamCallback() {
@Override
public void receive(Event[] events) {
info("@Receive: Stream: " + stream + ", Event: " + Arrays.deepToString(events));
}
});
}
SiddhiDebugger siddhiDebugger = siddhiAppRuntime.debug();
final InputFeeder inputFeeder = new InputFeeder(siddhiAppRuntime, input);
System.out.println("Configure the breakpoints.\nYou can use the following commands:\n - " + ADD_BREAKPOINT + "<query name>:<IN/OUT>\n - " + REMOVE_BREAKPOINT + "<query name>:<IN/OUT>\n - " + START + "\n - " + STOP);
printNextLine();
final Scanner scanner = new Scanner(System.in, "UTF-8");
while (scanner.hasNextLine()) {
String userInput = scanner.nextLine().trim();
String command = userInput.toLowerCase();
if (command.startsWith(ADD_BREAKPOINT)) {
if (!command.contains(QUERY_DELIMITER)) {
error("Invalid add query. The query must be " + ADD_BREAKPOINT + "<query " + "name>:<IN/OUT>. Please try again");
printNextLine();
continue;
}
String[] components = userInput.substring(ADD_BREAKPOINT.length(), userInput.length()).split(QUERY_DELIMITER);
String queryName = components[0];
String terminal = components[1].toLowerCase();
if (IN.equals(terminal)) {
siddhiDebugger.acquireBreakPoint(queryName, SiddhiDebugger.QueryTerminal.IN);
info("Added a breakpoint at the IN terminal of " + queryName);
printNextLine();
} else if (OUT.equals(terminal)) {
siddhiDebugger.acquireBreakPoint(queryName, SiddhiDebugger.QueryTerminal.OUT);
info("Added a breakpoint at the OUT terminal of " + queryName);
printNextLine();
} else {
error("The terminal must be either IN or OUT but found: " + terminal.toUpperCase() + ". Please try again");
printNextLine();
}
} else if (command.startsWith(REMOVE_BREAKPOINT)) {
if (!command.contains(QUERY_DELIMITER)) {
error("Invalid add query. The query must be " + REMOVE_BREAKPOINT + "<query " + "name>:<IN/OUT>. Please try again");
printNextLine();
continue;
}
String[] components = command.substring(ADD_BREAKPOINT.length(), command.length()).split(QUERY_DELIMITER);
String queryName = components[0];
String terminal = components[1];
if (IN.equals(terminal)) {
siddhiDebugger.releaseBreakPoint(queryName, SiddhiDebugger.QueryTerminal.IN);
info("Removed the breakpoint at the IN terminal of " + queryName);
printNextLine();
} else if (OUT.equals(terminal)) {
siddhiDebugger.releaseBreakPoint(queryName, SiddhiDebugger.QueryTerminal.OUT);
info("Removed the breakpoint at the OUT terminal of " + queryName);
printNextLine();
} else {
error("The terminal must be either IN or OUT but found: " + terminal.toUpperCase());
printNextLine();
}
} else if (STOP.equals(command)) {
inputFeeder.stop();
siddhiAppRuntime.shutdown();
break;
} else if (START.equals(command)) {
inputFeeder.start();
info("Siddhi Debugger starts sending input to Siddhi");
System.out.println("You can use the following commands:\n - " + NEXT + "\n - " + PLAY + "\n - " + STATE + ":<query name>\n - " + STOP);
break;
} else {
error("Invalid command: " + command);
printNextLine();
}
}
siddhiDebugger.setDebuggerCallback(new SiddhiDebuggerCallback() {
@Override
public void debugEvent(ComplexEvent event, String queryName, SiddhiDebugger.QueryTerminal queryTerminal, SiddhiDebugger debugger) {
info("@Debug: Query: " + queryName + ", Terminal: " + queryTerminal + ", Event: " + event);
printNextLine();
while (scanner.hasNextLine()) {
String command = scanner.nextLine().trim().toLowerCase();
if (STOP.equals(command)) {
debugger.releaseAllBreakPoints();
debugger.play();
inputFeeder.stop();
siddhiAppRuntime.shutdown();
break;
} else if (NEXT.equals(command)) {
debugger.next();
break;
} else if (PLAY.equals(command)) {
debugger.play();
break;
} else if (command.startsWith(STATE)) {
if (!command.contains(QUERY_DELIMITER)) {
error("Invalid get state request. The query must be " + STATE + ":<query " + "name>. Please try again");
printNextLine();
continue;
}
String[] components = command.split(QUERY_DELIMITER);
String requestQueryName = components[1];
Map<String, Object> state = debugger.getQueryState(requestQueryName.trim());
System.out.println("Query '" + requestQueryName + "' state : ");
for (Map.Entry<String, Object> entry : state.entrySet()) {
System.out.println(" '" + entry.getKey() + "' : " + entry.getValue());
}
printNextLine();
continue;
} else {
error("Invalid command: " + command);
printNextLine();
}
}
}
});
inputFeeder.join();
if (inputFeeder.isRunning()) {
info("Input feeder has sopped sending all inputs. If you want to stop the execution, use " + "the STOP command");
printNextLine();
while (scanner.hasNextLine()) {
String command = scanner.nextLine().trim().toLowerCase();
if (STOP.equals(command)) {
inputFeeder.stop();
siddhiAppRuntime.shutdown();
break;
} else {
error("Invalid command: " + command);
printNextLine();
}
}
}
scanner.close();
info("Siddhi Debugger is stopped successfully");
}
use of org.wso2.siddhi.core.event.ComplexEvent in project siddhi by wso2.
the class SelectiveStateEventPopulator method populateStateEvent.
public void populateStateEvent(ComplexEvent complexEvent) {
StateEvent stateEvent = (StateEvent) complexEvent;
for (StateMappingElement stateMappingElement : stateMappingElements) {
int toPosition = stateMappingElement.getToPosition();
stateEvent.setOutputData(getFromData(stateEvent, stateMappingElement.getFromPosition()), toPosition);
// switch (toPosition[0]) {
// case 0:
// stateEvent.setPreOutputData(getFromData(stateEvent, stateMappingElement.getFromPosition()),
// toPosition[1]);
// break;
// case 1:
// stateEvent.setOutputData(getFromData(stateEvent, stateMappingElement.getFromPosition()),
// toPosition[1]);
// break;
// default:
// //will not happen
// throw new IllegalStateException("To Position cannot be :" + toPosition[0]);
// }
}
}
use of org.wso2.siddhi.core.event.ComplexEvent in project siddhi by wso2.
the class ConversionStreamEventChunk method convertAllStreamEvents.
private StreamEvent convertAllStreamEvents(ComplexEvent complexEvents, StreamEvent firstEvent) {
streamEventConverter.convertComplexEvent(complexEvents, firstEvent);
StreamEvent currentEvent = firstEvent;
complexEvents = complexEvents.getNext();
while (complexEvents != null) {
StreamEvent nextEvent = streamEventPool.borrowEvent();
streamEventConverter.convertComplexEvent(complexEvents, nextEvent);
currentEvent.setNext(nextEvent);
currentEvent = nextEvent;
complexEvents = complexEvents.getNext();
}
return currentEvent;
}
use of org.wso2.siddhi.core.event.ComplexEvent in project siddhi by wso2.
the class FindStoreQueryRuntime method executeSelector.
private Event[] executeSelector(StreamEvent streamEvents, MetaStreamEvent.EventType eventType) {
ComplexEventChunk<StateEvent> complexEventChunk = new ComplexEventChunk<>(true);
while (streamEvents != null) {
StreamEvent streamEvent = streamEvents;
streamEvents = streamEvents.getNext();
streamEvent.setNext(null);
StateEvent stateEvent = stateEventPool.borrowEvent();
if (eventType == MetaStreamEvent.EventType.AGGREGATE) {
stateEvent.addEvent(1, streamEvent);
} else {
stateEvent.addEvent(0, streamEvent);
}
complexEventChunk.add(stateEvent);
}
ComplexEventChunk outputComplexEventChunk = selector.execute(complexEventChunk);
if (outputComplexEventChunk != null) {
List<Event> events = new ArrayList<>();
outputComplexEventChunk.reset();
while (outputComplexEventChunk.hasNext()) {
ComplexEvent complexEvent = outputComplexEventChunk.next();
events.add(new Event(complexEvent.getTimestamp(), complexEvent.getOutputData()));
}
return events.toArray(new Event[0]);
} else {
return null;
}
}
use of org.wso2.siddhi.core.event.ComplexEvent in project siddhi by wso2.
the class MultiProcessStreamReceiver method receive.
@Override
public void receive(ComplexEvent complexEvent) {
ComplexEvent aComplexEvent = complexEvent;
while (aComplexEvent != null) {
synchronized (this) {
stabilizeStates();
for (int anEventSequence : eventSequence) {
StreamEventConverter aStreamEventConverter = streamEventConverters[anEventSequence];
StreamEventPool aStreamEventPool = streamEventPools[anEventSequence];
StreamEvent borrowedEvent = aStreamEventPool.borrowEvent();
aStreamEventConverter.convertComplexEvent(aComplexEvent, borrowedEvent);
process(anEventSequence, borrowedEvent);
}
}
aComplexEvent = aComplexEvent.getNext();
}
}
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