Examples with InstanceReference eu.esdihumboldt.hale.common.instance.model.InstanceReference used on opensource projects

Example 1 with InstanceReference

use of eu.esdihumboldt.hale.common.instance.model.InstanceReference in project hale by halestudio.

the class StyledMapUtil method zoomToSelection.

/**
 * Zoom to the selected instances. Does nothing if the selection is empty or
 * contains no {@link Instance}s or {@link InstanceReference}s.
 *
 * @param mapKit the map kit
 * @param selection the selection
 */
public static void zoomToSelection(BasicMapKit mapKit, IStructuredSelection selection) {
    BoundingBox bb = null;
    // determine bounding box for each reference and accumulate it
    for (AbstractInstancePainter painter : mapKit.getTilePainters(AbstractInstancePainter.class)) {
        for (Object element : selection.toList()) {
            InstanceReference ref = getReference(element);
            if (ref != null) {
                InstanceWaypoint wp = painter.findWaypoint(ref);
                if (wp != null) {
                    BoundingBox wpBB = wp.getBoundingBox();
                    if (wpBB.checkIntegrity() && !wpBB.isEmpty()) {
                        if (bb == null) {
                            bb = new BoundingBox(wpBB);
                        } else {
                            bb.add(wpBB);
                        }
                    }
                }
            }
        }
    }
    if (bb != null) {
        Set<GeoPosition> positions = new HashSet<GeoPosition>();
        positions.add(new GeoPosition(bb.getMinX(), bb.getMinY(), SelectableWaypoint.COMMON_EPSG));
        positions.add(new GeoPosition(bb.getMaxX(), bb.getMaxY(), SelectableWaypoint.COMMON_EPSG));
        mapKit.zoomToPositions(positions);
    }
}

Example 2 with InstanceReference

use of eu.esdihumboldt.hale.common.instance.model.InstanceReference in project hale by halestudio.

the class SpatialJoinHandler method partitionInstances.

/**
 * @see eu.esdihumboldt.hale.common.align.transformation.function.InstanceHandler#partitionInstances(eu.esdihumboldt.hale.common.instance.model.InstanceCollection,
 *      java.lang.String,
 *      eu.esdihumboldt.hale.common.align.transformation.engine.TransformationEngine,
 *      com.google.common.collect.ListMultimap, java.util.Map,
 *      eu.esdihumboldt.hale.common.align.transformation.report.TransformationLog)
 */
@Override
public ResourceIterator<FamilyInstance> partitionInstances(InstanceCollection instances, String transformationIdentifier, TransformationEngine engine, ListMultimap<String, ParameterValue> transformationParameters, Map<String, String> executionParameters, TransformationLog log) throws TransformationException {
    if (transformationParameters == null || !transformationParameters.containsKey(PARAMETER_SPATIAL_JOIN) || transformationParameters.get(PARAMETER_SPATIAL_JOIN).isEmpty()) {
        throw new TransformationException("No join parameter defined");
    }
    if (services == null) {
        throw new IllegalStateException("ServiceProvider must be set before calling partitionInstances");
    }
    SpatialJoinParameter joinParameter = transformationParameters.get(PARAMETER_SPATIAL_JOIN).get(0).as(SpatialJoinParameter.class);
    String validation = joinParameter.validate();
    if (validation != null) {
        throw new TransformationException("Spatial Join parameter invalid: " + validation);
    }
    List<TypeEntityDefinition> types = joinParameter.types;
    // ChildType -> DirectParentType
    int[] directParent = new int[joinParameter.types.size()];
    // ChildType -> (ParentType -> Collection<JoinCondition>)
    Map<Integer, Multimap<Integer, SpatialJoinCondition>> joinTable = new HashMap<>();
    for (SpatialJoinCondition condition : joinParameter.conditions) {
        int baseTypeIndex = types.indexOf(AlignmentUtil.getTypeEntity(condition.baseProperty));
        int joinTypeIndex = types.indexOf(AlignmentUtil.getTypeEntity(condition.joinProperty));
        Multimap<Integer, SpatialJoinCondition> typeTable = joinTable.get(joinTypeIndex);
        if (typeTable == null) {
            typeTable = ArrayListMultimap.create(2, 2);
            joinTable.put(joinTypeIndex, typeTable);
        }
        typeTable.put(baseTypeIndex, condition);
        // update highest type if necessary
        if (directParent[joinTypeIndex] < baseTypeIndex) {
            directParent[joinTypeIndex] = baseTypeIndex;
        }
    }
    // remember instances of first type to start join afterwards
    Collection<InstanceReference> startInstances = new LinkedList<InstanceReference>();
    // iterate once over all instances
    ResourceIterator<Instance> iterator = instances.iterator();
    try {
        while (iterator.hasNext()) {
            Instance next = iterator.next();
            // remember instances of first type
            if (next.getDefinition().equals(types.get(0).getDefinition())) {
                startInstances.add(instances.getReference(next));
            }
        }
    } finally {
        iterator.close();
    }
    return new SpatialJoinIterator(instances, startInstances, directParent, services, joinTable);
}

Example 3 with InstanceReference

use of eu.esdihumboldt.hale.common.instance.model.InstanceReference in project hale by halestudio.

the class StyledInstanceMarker method getStyle.

/**
 * Get the style for a given way-point.
 *
 * @param context the way-point
 * @return the style
 */
private Style getStyle(InstanceWaypoint context) {
    StyleService ss = PlatformUI.getWorkbench().getService(StyleService.class);
    InstanceReference ref = context.getValue();
    return ss.getStyle(context.getInstanceType(), ref.getDataSet());
}

Example 4 with InstanceReference

use of eu.esdihumboldt.hale.common.instance.model.InstanceReference in project hale by halestudio.

the class TypeStyleHandler method collectTypesFromSelection.

/**
 * Collect all type definitions and data sets from the current selection of
 * {@link TypeDefinition}s, {@link EntityDefinition}s, {@link Instance}s and
 * {@link InstanceReference}s.
 *
 * @param event the handler execution event
 * @return the collected type definitions
 */
public static SetMultimap<DataSet, TypeDefinition> collectTypesFromSelection(ExecutionEvent event) {
    SetMultimap<DataSet, TypeDefinition> types = HashMultimap.create();
    ISelection selection = HandlerUtil.getCurrentSelection(event);
    if (selection instanceof IStructuredSelection && !selection.isEmpty()) {
        for (Object object : ((IStructuredSelection) selection).toArray()) {
            if (object instanceof TypeDefinition) {
                TypeDefinition type = (TypeDefinition) object;
                if (!types.containsValue(type)) {
                    DataSet dataSet = findDataSet(type);
                    types.put(dataSet, type);
                }
            }
            if (object instanceof EntityDefinition) {
                EntityDefinition entityDef = (EntityDefinition) object;
                if (entityDef.getPropertyPath().isEmpty()) {
                    DataSet dataSet = (entityDef.getSchemaSpace() == SchemaSpaceID.SOURCE) ? (DataSet.SOURCE) : (DataSet.TRANSFORMED);
                    types.put(dataSet, entityDef.getType());
                }
            }
            if (object instanceof InstanceReference) {
                InstanceService is = HandlerUtil.getActiveWorkbenchWindow(event).getWorkbench().getService(InstanceService.class);
                object = is.getInstance((InstanceReference) object);
            }
            if (object instanceof Instance) {
                Instance instance = (Instance) object;
                types.put(instance.getDataSet(), instance.getDefinition());
            }
        }
    }
    return types;
}

Example 5 with InstanceReference

use of eu.esdihumboldt.hale.common.instance.model.InstanceReference in project hale by halestudio.

the class JoinIterator method join.

// Joins all direct children of the given type to currentInstances.
private void join(FamilyInstance[] currentInstances, int currentType) {
    // Join all types that are direct children of the last type.
    for (int i = currentType + 1; i < parent.length; i++) {
        if (parent[i] == currentType) {
            // Get join condition for the direct child type.
            Multimap<Integer, JoinCondition> joinConditions = joinTable.get(i);
            // Collect intersection of conditions. null marks beginning
            // in contrast to an empty set.
            Set<InstanceReference> possibleInstances = null;
            // ParentType -> JoinConditions
            for (Map.Entry<Integer, JoinCondition> joinCondition : joinConditions.entries()) {
                Collection<Object> currentValues = AlignmentUtil.getValues(currentInstances[joinCondition.getKey()], joinCondition.getValue().baseProperty, true);
                if (currentValues == null) {
                    possibleInstances = Collections.emptySet();
                    break;
                }
                // Allow targets with any of the property values.
                HashSet<InstanceReference> matches = new HashSet<InstanceReference>();
                for (Object currentValue : currentValues) {
                    Object keyValue = currentValue;
                    if (valueProcessor != null) {
                        keyValue = valueProcessor.processValue(currentValue, joinCondition.getValue().baseProperty);
                    }
                    matches.addAll(index.get(joinCondition.getValue().joinProperty).get(keyValue));
                }
                if (possibleInstances == null)
                    possibleInstances = matches;
                else {
                    // Intersect!
                    Iterator<InstanceReference> iter = possibleInstances.iterator();
                    while (iter.hasNext()) {
                        InstanceReference ref = iter.next();
                        if (!matches.contains(ref))
                            iter.remove();
                    }
                }
                // Break if set is empty.
                if (possibleInstances.isEmpty())
                    break;
            }
            if (possibleInstances != null && !possibleInstances.isEmpty()) {
                FamilyInstance parent = currentInstances[currentType];
                for (InstanceReference ref : possibleInstances) {
                    FamilyInstance child;
                    if (ref instanceof ResolvableInstanceReference) {
                        child = new FamilyInstanceImpl(((ResolvableInstanceReference) ref).resolve());
                    } else {
                        child = new FamilyInstanceImpl(instances.getInstance(ref));
                    }
                    parent.addChild(child);
                    currentInstances[i] = child;
                    join(currentInstances, i);
                }
                currentInstances[i] = null;
            }
        }
    }
}