Examples with BehaviorModelNode org.iobserve.service.behavior.analysis.model.BehaviorModelNode used on opensource projects

Example 1 with BehaviorModelNode

use of org.iobserve.service.behavior.analysis.model.BehaviorModelNode in project iobserve-analysis by research-iobserve.

the class GraphEditDistance method calculate.

/**
 * Calculates the Graph Edit Distance between two objects
 *
 * @param modelA
 *            The first model.
 * @param modelB
 *            The second model.
 */
@Override
public double calculate(final BehaviorModelGED modelA, final BehaviorModelGED modelB) {
    this.model1 = modelA;
    this.model2 = modelB;
    double distance = 0;
    // check if nodes from model1 are in model2
    for (final Map.Entry<String, BehaviorModelNode> pair : this.model1.getNodes().entrySet()) {
        final String signature = pair.getKey();
        final BehaviorModelNode node = pair.getValue();
        final BehaviorModelNode match = this.model2.getNodes().get(signature);
        if (match == null) {
            // node only occurs in one objects => must be inserted
            distance += this.nodeInsertionCost(node);
        } else {
            // node occurs in both objects => must be compared
            distance += this.nodeDistance(node, match);
        }
    }
    // check if nodes from model2 are in model1
    for (final Map.Entry<String, BehaviorModelNode> pair : this.model2.getNodes().entrySet()) {
        final String signature = pair.getKey();
        final BehaviorModelNode node = pair.getValue();
        final BehaviorModelNode match = this.model1.getNodes().get(signature);
        // node only occurs in one objects => must be inserted
        if (match == null) {
            distance += this.nodeInsertionCost(node);
        }
    }
    return distance;
}

Example 2 with BehaviorModelNode

use of org.iobserve.service.behavior.analysis.model.BehaviorModelNode in project iobserve-analysis by research-iobserve.

the class TestHelper method addEdge.

public static BehaviorModelEdge addEdge(final BehaviorModelGED model, final String sourceName, final String targetName) {
    final BehaviorModelNode source = model.getNodes().get(sourceName);
    final BehaviorModelNode target = model.getNodes().get(targetName);
    final BehaviorModelEdge edge = new BehaviorModelEdge(source, target);
    source.getOutgoingEdges().put(target, edge);
    source.getIngoingEdges().put(source, edge);
    model.getEdges().add(edge);
    return edge;
}

Example 3 with BehaviorModelNode

use of org.iobserve.service.behavior.analysis.model.BehaviorModelNode in project iobserve-analysis by research-iobserve.

the class BehaviorModelDeserialization method deserialize.

public BehaviorModelGED deserialize() throws Exception {
    final ObjectMapper mapper = new ObjectMapper();
    final JsonNode tree = mapper.readTree(this.input);
    if (!(tree instanceof ObjectNode)) {
        throw new IOException("Wrong format");
    }
    final ObjectNode jsonModel = (ObjectNode) tree;
    final BehaviorModelGED model = new BehaviorModelGED();
    // Read nodes
    final JsonNode jsonNode = jsonModel.get("nodes");
    final Iterator<String> nodeIterator = jsonNode.fieldNames();
    while (nodeIterator.hasNext()) {
        final String operationSignature = nodeIterator.next();
        model.getNodes().put(operationSignature, new BehaviorModelNode(operationSignature));
    }
    // Read edges
    final JsonNode jsonEdges = jsonModel.get("edges");
    final Iterator<JsonNode> edgeIterator = jsonEdges.elements();
    while (edgeIterator.hasNext()) {
        final JsonNode jsonEdge = edgeIterator.next();
        final String source = jsonEdge.get("source").get("name").asText();
        final String target = jsonEdge.get("target").get("name").asText();
        final BehaviorModelNode sourceMatch = model.getNodes().get(source);
        final BehaviorModelNode targetMatch = model.getNodes().get(target);
        final BehaviorModelEdge newEdge = new BehaviorModelEdge(sourceMatch, targetMatch);
        model.getEdges().add(newEdge);
        sourceMatch.getOutgoingEdges().put(targetMatch, newEdge);
        targetMatch.getIngoingEdges().put(sourceMatch, newEdge);
        // Read event groups
        final JsonNode jsonEventGroups = jsonEdge.get("eventGroups");
        final Iterator<JsonNode> eventGroupIterator = jsonEventGroups.elements();
        while (eventGroupIterator.hasNext()) {
            final JsonNode jsonEventGroup = eventGroupIterator.next();
            final Iterator<JsonNode> eventIterator = jsonEventGroup.get("events").elements();
            final List<PayloadAwareEntryCallEvent> events = new ArrayList<>();
            while (eventIterator.hasNext()) {
                final JsonNode jsonEvent = eventIterator.next();
                final String operationSignature = jsonEvent.get("operationSignature").asText();
                final String[] parameters = mapper.treeToValue(jsonEvent.get("parameters"), String[].class);
                final String[] values = mapper.treeToValue(jsonEvent.get("values"), String[].class);
                final PayloadAwareEntryCallEvent event = new PayloadAwareEntryCallEvent(0, 0, operationSignature, operationSignature, "", "", parameters, values, 0);
                events.add(event);
            }
            final EventGroup group = new EventGroup(events.get(0).getParameters());
            group.getEvents().addAll(events);
            newEdge.getEventGroups().add(group);
        }
    }
    return model;
}

Example 4 with BehaviorModelNode

use of org.iobserve.service.behavior.analysis.model.BehaviorModelNode in project iobserve-analysis by research-iobserve.

the class ModelComparisonStage method findMatchingEdge.

/**
 * searches an edge in the model, with the same source and target nodes as the edge parameter.
 * The nodes are considered equal, if the names are equal
 *
 * @param edge
 * @param model
 * @return null, if no edge was found and the edge otherwise
 */
private BehaviorModelEdge findMatchingEdge(final BehaviorModelEdge edge, final BehaviorModelGED model) {
    final String sourceName = edge.getSource().getName();
    final String targetName = edge.getTarget().getName();
    // finding corresponding nodes in other model
    final BehaviorModelNode sourceNode = model.getNodes().get(sourceName);
    final BehaviorModelNode targetNode = model.getNodes().get(targetName);
    // if there are no corresponding nodes, there can't be the edge
    if ((sourceNode == null) || (targetNode == null)) {
        return null;
    }
    return sourceNode.getOutgoingEdges().get(targetNode);
}

Example 5 with BehaviorModelNode

use of org.iobserve.service.behavior.analysis.model.BehaviorModelNode in project iobserve-analysis by research-iobserve.

the class UserSessionToModelGeneratorTest method test.

@Test
public void test() {
    final BehaviorModelGED model = this.startAndGetSolutions(this.session);
    // 3 nodes: A, B, Init
    MatcherAssert.assertThat(model.getNodes().size(), Matchers.is(3));
    // 3 edges (Init -> A, A -> B, B -> B)
    MatcherAssert.assertThat(model.getEdges().size(), Matchers.is(3));
    final BehaviorModelNode nodeB = model.getNodes().get("B");
    // only 1 edge: (B -> B)
    MatcherAssert.assertThat(nodeB.getOutgoingEdges().size(), Matchers.is(1));
    // get edge to itself
    final BehaviorModelEdge edgeBtoB = nodeB.getOutgoingEdges().get(nodeB);
    // two event groups
    MatcherAssert.assertThat(edgeBtoB.getEventGroups().size(), Matchers.is(2));
}