Examples with EntryCallEvent org.iobserve.stages.general.data.EntryCallEvent used on opensource projects

Example 36 with EntryCallEvent

use of org.iobserve.stages.general.data.EntryCallEvent in project iobserve-analysis by research-iobserve.

the class SimpleLoopReference method getModel.

/**
 * Creates a reference model that contains a loop element. Accordingly, user sessions whose call
 * sequences contain iterated calls are created.(RQ-1.3)
 *
 * @param referenceUsageModelFileName
 *            reference usage model file name
 * @param repositoryLookupModelProvider
 *            repository model provider
 * @param correspondenceModel
 *            correspondence model
 *
 * @return the reference usage model and a corresponding EntryCallSequenceModel
 * @throws IOException
 *             on error
 */
public static ReferenceElements getModel(final String referenceUsageModelFileName, final RepositoryLookupModelProvider repositoryLookupModelProvider, final ICorrespondence correspondenceModel) throws IOException {
    // Create a random number of user sessions and random model element parameters. The user
    // sessions' behavior will be created according to the reference usage model and
    // subsequently the user sessions are used to create a usage model. The created usage model
    // is matched against the reference usage model
    final int numberOfConcurrentUsers = TestHelper.getRandomInteger(200, 1);
    final int loopCount = TestHelper.getRandomInteger(5, 2);
    final int numberOfIteratedCalls = TestHelper.getRandomInteger(5, 1);
    final EntryCallSequenceModel entryCallSequenceModel = new EntryCallSequenceModel(TestHelper.getUserSessions(numberOfConcurrentUsers));
    final ReferenceElements referenceElements = new ReferenceElements();
    // In the following the reference usage model is created
    AbstractUserAction lastAction;
    final UsageModel usageModel = UsageModelFactory.createUsageModel();
    final UsageScenario usageScenario = UsageModelFactory.createUsageScenario("", usageModel);
    final ScenarioBehaviour scenarioBehaviour = usageScenario.getScenarioBehaviour_UsageScenario();
    final Start start = UsageModelFactory.createAddStartAction("", scenarioBehaviour);
    final Stop stop = UsageModelFactory.createAddStopAction("", scenarioBehaviour);
    // A loop is created and the loop count is set
    final Loop loop = UsageModelFactory.createLoop("", scenarioBehaviour);
    UsageModelFactory.connect(start, loop);
    final PCMRandomVariable pcmLoopIteration = CoreFactory.eINSTANCE.createPCMRandomVariable();
    pcmLoopIteration.setSpecification(String.valueOf(loopCount));
    loop.setLoopIteration_Loop(pcmLoopIteration);
    UsageModelFactory.connect(loop, stop);
    // The EntryLevelSystemCalls that are iterated are added to the loop element
    final Start loopStart = UsageModelFactory.createAddStartAction("", loop.getBodyBehaviour_Loop());
    final Stop loopStop = UsageModelFactory.createAddStopAction("", loop.getBodyBehaviour_Loop());
    lastAction = loopStart;
    Optional<Correspondent> optionCorrespondent;
    // iterated calls to the loop
    for (int i = 0; i < numberOfIteratedCalls; i++) {
        if (i >= 0 && i < 5) {
            optionCorrespondent = correspondenceModel.getCorrespondent(ReferenceUsageModelBuilder.CLASS_SIGNATURE[i], ReferenceUsageModelBuilder.OPERATION_SIGNATURE[i]);
        } else {
            throw new IllegalArgumentException("Illegal value of model element parameter");
        }
        if (optionCorrespondent.isPresent()) {
            final Correspondent correspondent = optionCorrespondent.get();
            final EntryLevelSystemCall entryLevelSystemCall = UsageModelFactory.createEntryLevelSystemCall(repositoryLookupModelProvider, correspondent);
            UsageModelFactory.addUserAction(loop.getBodyBehaviour_Loop(), entryLevelSystemCall);
            UsageModelFactory.connect(lastAction, entryLevelSystemCall);
            lastAction = entryLevelSystemCall;
        }
    }
    UsageModelFactory.connect(lastAction, loopStop);
    // According to the reference usage model user sessions are created that exactly represent
    // the user behavior of the reference usage model. The entry and exit times enable that the
    // calls within the user sessions are ordered according to the reference usage model
    int entryTime = 1;
    int exitTime = 2;
    for (int i = 0; i < entryCallSequenceModel.getUserSessions().size(); i++) {
        entryTime = 1;
        exitTime = 2;
        // number of iterated calls
        for (int k = 0; k < loopCount; k++) {
            for (int j = 0; j < numberOfIteratedCalls; j++) {
                EntryCallEvent entryCallEvent = null;
                if (j >= 0 && j < 5) {
                    entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[j], ReferenceUsageModelBuilder.CLASS_SIGNATURE[j], String.valueOf(i), "hostname");
                } else {
                    throw new IllegalArgumentException("Illegal value of model element parameter");
                }
                entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
                entryTime = entryTime + 2;
                exitTime = exitTime + 2;
            }
        }
    }
    // Saves the reference usage model and sets the usage model and the EntryCallSequenceModel
    // as the reference elements. Our approach is now executed with the EntryCallSequenceModel
    // and the resulting usage model can be matched against the reference usage model
    TestHelper.saveModel(usageModel, referenceUsageModelFileName);
    referenceElements.setEntryCallSequenceModel(entryCallSequenceModel);
    referenceElements.setUsageModel(usageModel);
    return referenceElements;
}

Example 37 with EntryCallEvent

use of org.iobserve.stages.general.data.EntryCallEvent in project iobserve-analysis by research-iobserve.

the class TraceOperationCleanupFilter method execute.

@Override
protected void execute(final UserSession session) throws Exception {
    for (final EntryCallEvent event : session.getEvents()) {
        event.setClassSignature(this.rewriter.rewriteClassSignature(event.getClassSignature()));
        event.setClassSignature(this.rewriter.rewriteOperationSignature(event.getOperationSignature()));
    }
    this.outputPort.send(session);
}

Example 38 with EntryCallEvent

use of org.iobserve.stages.general.data.EntryCallEvent in project iobserve-analysis by research-iobserve.

the class BranchModelCreator method setBranchSequence.

/**
 * Sets the passed events as branch sequence of the passed branch. The sequenceStartIndex
 * defines at which position of the passed events the branch sequence starts
 *
 * @param examinedBranch
 *            for that the branchSequence will be set
 * @param events
 *            represent the sequence to set
 * @param sequenceStartIndex
 *            states at which position of the passed events the branch sequence starts
 */
private void setBranchSequence(final Branch examinedBranch, final List<EntryCallEvent> events, final int sequenceStartIndex) {
    final List<ISequenceElement> branchSequence = new ArrayList<>();
    for (int j = sequenceStartIndex; j < events.size(); j++) {
        final EntryCallEvent callEvent = events.get(j);
        final CallElement callElement = new CallElement(callEvent.getClassSignature(), callEvent.getOperationSignature());
        callElement.setAbsoluteCount(1);
        branchSequence.add(callElement);
    }
    final ExitElement exitElement = new ExitElement();
    exitElement.setAbsoluteCount(1);
    branchSequence.add(exitElement);
    examinedBranch.setBranchSequence(branchSequence);
}

Example 39 with EntryCallEvent

use of org.iobserve.stages.general.data.EntryCallEvent in project iobserve-analysis by research-iobserve.

the class OverlappingIterationReference method createMatchingEntryAndExitEvents.

/**
 * According to the reference usage model user sessions are created that exactly represent the
 * user behavior of the reference usage model. The entry and exit times enable that the calls
 * within the user sessions are ordered according to the reference usage model.
 *
 * @param entryCallSequenceModel
 *            entry call sequence model which is filled with events
 * @param lengthOfSequence1
 *            length of the first sequence
 * @param lengthOfSequence2
 *            length of the second sequence
 * @param loopCount1
 *            loop counter 1
 * @param loopCount2
 *            loop counter 2
 */
private static void createMatchingEntryAndExitEvents(final UserSessionCollectionModel entryCallSequenceModel, final int lengthOfSequence1, final int lengthOfSequence2, final int loopCount1, final int loopCount2) {
    for (int i = 0; i < entryCallSequenceModel.getUserSessions().size(); i++) {
        // one is iterated threee times
        if (lengthOfSequence1 >= lengthOfSequence2) {
            EntryCallEvent entryCallEvent;
            int entryTime = 1;
            int exitTime = 2;
            for (int k = 0; k < loopCount1; k++) {
                entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[0], ReferenceUsageModelBuilder.CLASS_SIGNATURE[0], String.valueOf(i), "hostname");
                entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
                entryTime += 2;
                exitTime += 2;
                entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[2], ReferenceUsageModelBuilder.CLASS_SIGNATURE[2], String.valueOf(i), "hostname");
                entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
                entryTime += 2;
                exitTime += 2;
            }
            entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[3], ReferenceUsageModelBuilder.CLASS_SIGNATURE[3], String.valueOf(i), "hostname");
            entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
            entryTime += 2;
            exitTime += 2;
            entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[2], ReferenceUsageModelBuilder.CLASS_SIGNATURE[2], String.valueOf(i), "hostname");
            entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
            entryTime += 2;
            exitTime += 2;
            entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[3], ReferenceUsageModelBuilder.CLASS_SIGNATURE[3], String.valueOf(i), "hostname");
            entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
            entryTime += 2;
            exitTime += 2;
        } else {
            EntryCallEvent entryCallEvent;
            int entryTime = 1;
            int exitTime = 2;
            entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[0], ReferenceUsageModelBuilder.CLASS_SIGNATURE[0], String.valueOf(i), "hostname");
            entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
            entryTime += 2;
            exitTime += 2;
            entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[2], ReferenceUsageModelBuilder.CLASS_SIGNATURE[2], String.valueOf(i), "hostname");
            entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
            entryTime += 2;
            exitTime += 2;
            entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[0], ReferenceUsageModelBuilder.CLASS_SIGNATURE[0], String.valueOf(i), "hostname");
            entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
            entryTime += 2;
            exitTime += 2;
            for (int k = 0; k < loopCount2; k++) {
                entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[2], ReferenceUsageModelBuilder.CLASS_SIGNATURE[2], String.valueOf(i), "hostname");
                entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
                entryTime += 2;
                exitTime += 2;
                entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[3], ReferenceUsageModelBuilder.CLASS_SIGNATURE[3], String.valueOf(i), "hostname");
                entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
                entryTime += 2;
                exitTime += 2;
            }
        }
    }
}

Example 40 with EntryCallEvent

use of org.iobserve.stages.general.data.EntryCallEvent in project iobserve-analysis by research-iobserve.

the class SimpleLoopReferenceHelper method getModel.

/**
 * Creates a reference model that contains a loop element. Accordingly, user sessions whose call
 * sequences contain iterated calls are created.(RQ-1.3)
 *
 * @param referenceUsageModelFileName
 *            reference usage model file name
 * @param repositoryLookupModelProvider
 *            repository model provider
 * @param correspondenceModel
 *            correspondence model
 *
 * @return the reference usage model and a corresponding EntryCallSequenceModel
 * @throws IOException
 *             on error
 */
public static ReferenceElements getModel(final String referenceUsageModelFileName, final RepositoryLookupModelProvider repositoryLookupModelProvider, final CorrespondenceModel correspondenceModel) throws IOException {
    // Create a random number of user sessions and random model element parameters. The user
    // sessions' behavior will be created according to the reference usage model and
    // subsequently the user sessions are used to create a usage model. The created usage model
    // is matched against the reference usage model
    final int numberOfConcurrentUsers = TestHelper.getRandomInteger(200, 1);
    final int loopCount = TestHelper.getRandomInteger(5, 2);
    final int numberOfIteratedCalls = TestHelper.getRandomInteger(5, 1);
    final UserSessionCollectionModel entryCallSequenceModel = new UserSessionCollectionModel(TestHelper.getUserSessions(numberOfConcurrentUsers));
    final ReferenceElements referenceElements = new ReferenceElements();
    // In the following the reference usage model is created
    AbstractUserAction lastAction;
    final UsageModel usageModel = UsageModelFactory.createUsageModel();
    final UsageScenario usageScenario = UsageModelFactory.createUsageScenario("", usageModel);
    final ScenarioBehaviour scenarioBehaviour = usageScenario.getScenarioBehaviour_UsageScenario();
    final Start start = UsageModelFactory.createAddStartAction("", scenarioBehaviour);
    final Stop stop = UsageModelFactory.createAddStopAction("", scenarioBehaviour);
    // A loop is created and the loop count is set
    final Loop loop = UsageModelFactory.createLoop("", scenarioBehaviour);
    UsageModelFactory.connect(start, loop);
    final PCMRandomVariable pcmLoopIteration = CoreFactory.eINSTANCE.createPCMRandomVariable();
    pcmLoopIteration.setSpecification(String.valueOf(loopCount));
    loop.setLoopIteration_Loop(pcmLoopIteration);
    UsageModelFactory.connect(loop, stop);
    // The EntryLevelSystemCalls that are iterated are added to the loop element
    final Start loopStart = UsageModelFactory.createAddStartAction("", loop.getBodyBehaviour_Loop());
    final Stop loopStop = UsageModelFactory.createAddStopAction("", loop.getBodyBehaviour_Loop());
    lastAction = loopStart;
    // iterated calls to the loop
    for (int i = 0; i < numberOfIteratedCalls; i++) {
        if (i >= 0 && i < 5) {
            final OperationSignature operationSignature = CorrespondenceUtility.findModelElementForOperation(correspondenceModel, Repository.class, ReferenceUsageModelBuilder.CLASS_SIGNATURE[i], ReferenceUsageModelBuilder.OPERATION_SIGNATURE[i]);
            if (operationSignature != null) {
                final EntryLevelSystemCall entryLevelSystemCall = UsageModelFactory.createEntryLevelSystemCall(repositoryLookupModelProvider, operationSignature);
                UsageModelFactory.addUserAction(loop.getBodyBehaviour_Loop(), entryLevelSystemCall);
                UsageModelFactory.connect(lastAction, entryLevelSystemCall);
                lastAction = entryLevelSystemCall;
            }
        } else {
            throw new IllegalArgumentException("Illegal value of model element parameter");
        }
    }
    UsageModelFactory.connect(lastAction, loopStop);
    // According to the reference usage model user sessions are created that exactly represent
    // the user behavior of the reference usage model. The entry and exit times enable that the
    // calls within the user sessions are ordered according to the reference usage model
    int entryTime = 1;
    int exitTime = 2;
    for (int i = 0; i < entryCallSequenceModel.getUserSessions().size(); i++) {
        entryTime = 1;
        exitTime = 2;
        // number of iterated calls
        for (int k = 0; k < loopCount; k++) {
            for (int j = 0; j < numberOfIteratedCalls; j++) {
                EntryCallEvent entryCallEvent = null;
                if (j >= 0 && j < 5) {
                    entryCallEvent = new EntryCallEvent(entryTime, exitTime, ReferenceUsageModelBuilder.OPERATION_SIGNATURE[j], ReferenceUsageModelBuilder.CLASS_SIGNATURE[j], String.valueOf(i), "hostname");
                } else {
                    throw new IllegalArgumentException("Illegal value of model element parameter");
                }
                entryCallSequenceModel.getUserSessions().get(i).add(entryCallEvent, true);
                entryTime = entryTime + 2;
                exitTime = exitTime + 2;
            }
        }
    }
    // Saves the reference usage model and sets the usage model and the EntryCallSequenceModel
    // as the reference elements. Our approach is now executed with the EntryCallSequenceModel
    // and the resulting usage model can be matched against the reference usage model
    TestHelper.saveModel(usageModel, referenceUsageModelFileName);
    referenceElements.setEntryCallSequenceModel(entryCallSequenceModel);
    referenceElements.setUsageModel(usageModel);
    return referenceElements;
}