use of org.wso2.carbon.bpel.ui.bpel2svg.Link 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.carbon.bpel.ui.bpel2svg.Link in project siddhi by wso2.
the class LogStreamProcessor method init.
/**
* The init method of the StreamFunction
*
* @param inputDefinition the incoming stream definition
* @param attributeExpressionExecutors the executors for the function parameters
* @param siddhiAppContext siddhi app context
* @param configReader this hold the {@link LogStreamProcessor} configuration reader.
* @return the additional output attributes introduced by the function
*/
@Override
protected List<Attribute> init(AbstractDefinition inputDefinition, ExpressionExecutor[] attributeExpressionExecutors, ConfigReader configReader, SiddhiAppContext siddhiAppContext) {
int inputExecutorLength = attributeExpressionExecutors.length;
if (inputExecutorLength == 1) {
if (attributeExpressionExecutors[0].getReturnType() == Attribute.Type.STRING) {
logMessageExpressionExecutor = attributeExpressionExecutors[0];
} else if (attributeExpressionExecutors[0].getReturnType() == Attribute.Type.BOOL) {
isLogEventExpressionExecutor = attributeExpressionExecutors[0];
} else {
throw new SiddhiAppValidationException("Input attribute is expected to be 'isEventLogged (Bool)' " + "or 'logMessage (String)' or 'isEventLogged (Bool), logMessage (String)' or 'priority " + "(String), isEventLogged (Bool), logMessage (String)', but its 1st attribute is " + attributeExpressionExecutors[0].getReturnType());
}
} else if (inputExecutorLength == 2) {
if (attributeExpressionExecutors[0].getReturnType() == Attribute.Type.STRING && attributeExpressionExecutors[1].getReturnType() == Attribute.Type.BOOL) {
logMessageExpressionExecutor = attributeExpressionExecutors[0];
isLogEventExpressionExecutor = attributeExpressionExecutors[1];
} else if (attributeExpressionExecutors[0].getReturnType() == Attribute.Type.STRING && attributeExpressionExecutors[1].getReturnType() == Attribute.Type.STRING) {
if (attributeExpressionExecutors[0] instanceof ConstantExpressionExecutor) {
logPriority = LogPriority.valueOf(((String) attributeExpressionExecutors[0].execute(null)).toUpperCase());
} else {
logPriorityExpressionExecutor = attributeExpressionExecutors[0];
}
logMessageExpressionExecutor = attributeExpressionExecutors[1];
} else {
throw new SiddhiAppValidationException("Input attribute is expected to be 'logMessage (String), " + "isEventLogged (Bool)' or 'priority (String), logMessage (String)', but its returning are '" + attributeExpressionExecutors[0].getReturnType() + ", " + attributeExpressionExecutors[1].getReturnType() + "'");
}
} else if (inputExecutorLength == 3) {
if (attributeExpressionExecutors[0].getReturnType() == Attribute.Type.STRING) {
if (attributeExpressionExecutors[0] instanceof ConstantExpressionExecutor) {
logPriority = LogPriority.valueOf(((String) attributeExpressionExecutors[0].execute(null)).toUpperCase());
} else {
logPriorityExpressionExecutor = attributeExpressionExecutors[0];
}
} else {
throw new SiddhiAppValidationException("Input attribute is expected to be 'priority (String), " + "logMessage (String), isEventLogged (Bool)', but its 1st attribute is returning " + attributeExpressionExecutors[0].getReturnType());
}
if (attributeExpressionExecutors[1].getReturnType() == Attribute.Type.STRING) {
logMessageExpressionExecutor = attributeExpressionExecutors[1];
} else {
throw new SiddhiAppValidationException("Input attribute is expected to be 'priority (String), " + "logMessage (String), isEventLogged (Bool)', but its 2nd attribute is returning " + attributeExpressionExecutors[1].getReturnType());
}
if (attributeExpressionExecutors[2].getReturnType() == Attribute.Type.BOOL) {
isLogEventExpressionExecutor = attributeExpressionExecutors[2];
} else {
throw new SiddhiAppValidationException("Input attribute is expected to be 'priority (String), " + "logMessage (String), isEventLogged (Bool)', but its 3rd attribute is returning " + attributeExpressionExecutors[2].getReturnType());
}
} else if (inputExecutorLength > 3) {
throw new SiddhiAppValidationException("Input parameters for Log can be logMessage (String), " + "isEventLogged (Bool), but there are " + attributeExpressionExecutors.length + " in the input!");
}
logPrefix = siddhiAppContext.getName() + ": ";
return new ArrayList<Attribute>();
}
use of org.wso2.carbon.bpel.ui.bpel2svg.Link in project siddhi by wso2.
the class GroupByPerSnapshotOutputRateLimiter method process.
/**
* Sends the collected unique outputs per group by key upon arrival of timer event from scheduler.
*
* @param complexEventChunk Incoming {@link org.wso2.siddhi.core.event.ComplexEventChunk}
*/
@Override
public void process(ComplexEventChunk complexEventChunk) {
List<ComplexEventChunk<ComplexEvent>> outputEventChunks = new ArrayList<ComplexEventChunk<ComplexEvent>>();
complexEventChunk.reset();
synchronized (this) {
complexEventChunk.reset();
while (complexEventChunk.hasNext()) {
ComplexEvent event = complexEventChunk.next();
if (event.getType() == ComplexEvent.Type.TIMER) {
tryFlushEvents(outputEventChunks, event);
} else if (event.getType() == ComplexEvent.Type.CURRENT) {
complexEventChunk.remove();
tryFlushEvents(outputEventChunks, event);
GroupedComplexEvent groupedComplexEvent = ((GroupedComplexEvent) event);
groupByKeyEvents.put(groupedComplexEvent.getGroupKey(), groupedComplexEvent.getComplexEvent());
}
}
}
for (ComplexEventChunk eventChunk : outputEventChunks) {
sendToCallBacks(eventChunk);
}
}
use of org.wso2.carbon.bpel.ui.bpel2svg.Link in project siddhi by wso2.
the class InsertIntoWindowCallback method send.
/**
* Add the event into the {@link Window}
*
* @param complexEventChunk the event to add
* @param noOfEvents number of events
*/
@Override
public void send(ComplexEventChunk complexEventChunk, int noOfEvents) {
if (getSiddhiDebugger() != null) {
getSiddhiDebugger().checkBreakPoint(getQueryName(), SiddhiDebugger.QueryTerminal.OUT, complexEventChunk.getFirst());
}
// If events are inserted directly from another window, expired events can arrive
complexEventChunk.reset();
while (complexEventChunk.hasNext()) {
ComplexEvent complexEvent = complexEventChunk.next();
if (complexEvent.getType() == ComplexEvent.Type.EXPIRED) {
complexEvent.setType(ComplexEvent.Type.CURRENT);
}
}
window.add(complexEventChunk);
}
use of org.wso2.carbon.bpel.ui.bpel2svg.Link in project siddhi by wso2.
the class PartitionedDistributionStrategy method init.
/**
* Initialize the Distribution strategy with the information it will require to make decisions.
* @param streamDefinition The stream attached to the sink this DistributionStrategy is used in
* @param transportOptionHolder Sink options of the sink which uses this DistributionStrategy
* @param destinationOptionHolders The list of options under @destination of the relevant sink.
* @param configReader This hold the {@link PartitionedDistributionStrategy} configuration reader.
*/
@Override
public void init(StreamDefinition streamDefinition, OptionHolder transportOptionHolder, OptionHolder distributionOptionHolder, List<OptionHolder> destinationOptionHolders, ConfigReader configReader) {
totalDestinationCount = destinationOptionHolders.size();
String partitionKey = distributionOptionHolder.validateAndGetStaticValue(SiddhiConstants.PARTITION_KEY_FIELD_KEY);
if (partitionKey == null || partitionKey.isEmpty()) {
throw new SiddhiAppValidationException("PartitionKey is required for partitioned distribution " + "strategy.");
}
try {
int partitionKeyFieldPosition = streamDefinition.getAttributePosition(partitionKey);
partitionOption = new Option(partitionKeyFieldPosition);
} catch (AttributeNotExistException e) {
throw new SiddhiAppValidationException("Could not find partition key attribute", e);
}
}
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