Examples with GraphObject org.structr.core.GraphObject used on opensource projects

Example 81 with GraphObject

use of org.structr.core.GraphObject in project structr by structr.

the class CreateRelationshipCommand method createRelationship.

private synchronized <A extends NodeInterface, B extends NodeInterface, R extends Relation<A, B, ?, ?>> R createRelationship(final A fromNode, final B toNode, final Class<R> relType, final PropertyMap attributes) throws FrameworkException {
    // disable updating access time when creating relationships
    securityContext.disableModificationOfAccessTime();
    final RelationshipFactory<R> factory = new RelationshipFactory(securityContext);
    final PropertyMap properties = new PropertyMap(attributes);
    final CreationContainer tmp = new CreationContainer();
    final R template = instantiate(relType);
    final Node startNode = fromNode.getNode();
    final Node endNode = toNode.getNode();
    final Date now = new Date();
    final Principal user = securityContext.getCachedUser();
    template.ensureCardinality(securityContext, fromNode, toNode);
    // date properties need converter
    AbstractRelationship.createdDate.setProperty(securityContext, tmp, now);
    AbstractRelationship.lastModifiedDate.setProperty(securityContext, tmp, now);
    // set initial properties manually (caution, this can only be used for primitive properties!)
    tmp.getData().put(GraphObject.id.jsonName(), getNextUuid());
    tmp.getData().put(GraphObject.type.jsonName(), relType.getSimpleName());
    tmp.getData().put(AbstractRelationship.relType.jsonName(), template.name());
    tmp.getData().put(AbstractRelationship.sourceId.jsonName(), fromNode.getUuid());
    tmp.getData().put(AbstractRelationship.targetId.jsonName(), toNode.getUuid());
    tmp.getData().put(AbstractRelationship.visibleToPublicUsers.jsonName(), false);
    tmp.getData().put(AbstractRelationship.visibleToAuthenticatedUsers.jsonName(), false);
    tmp.getData().put(AbstractRelationship.cascadeDelete.jsonName(), template.getCascadingDeleteFlag());
    if (user != null) {
        tmp.getData().put(AbstractRelationship.createdBy.jsonName(), user.getUuid());
    }
    // create relationship including initial properties
    final Relationship rel = startNode.createRelationshipTo(endNode, template, tmp.getData());
    final R newRel = factory.instantiateWithType(rel, relType, null, true);
    if (newRel != null) {
        newRel.setProperties(securityContext, properties);
        // notify transaction handler
        TransactionCommand.relationshipCreated(user, newRel);
        // notify relationship of its creation
        newRel.onRelationshipCreation();
        // iterate post creation transformations
        for (Transformation<GraphObject> transformation : StructrApp.getConfiguration().getEntityCreationTransformations(newRel.getClass())) {
            transformation.apply(securityContext, newRel);
        }
    }
    // enable access time update again for subsequent calls
    securityContext.enableModificationOfAccessTime();
    return newRel;
}

Example 82 with GraphObject

use of org.structr.core.GraphObject in project structr by structr.

the class CypherQueryCommand method execute.

public List<GraphObject> execute(String query, Map<String, Object> parameters, boolean includeHiddenAndDeleted, boolean publicOnly) throws FrameworkException {
    DatabaseService graphDb = (DatabaseService) arguments.get("graphDb");
    RelationshipFactory relFactory = new RelationshipFactory(securityContext);
    NodeFactory nodeFactory = new NodeFactory(securityContext);
    List<GraphObject> resultList = new LinkedList<>();
    // graphdb can be null..
    if (graphDb != null) {
        try (final NativeResult result = graphDb.execute(query, parameters != null ? parameters : Collections.emptyMap())) {
            while (result.hasNext()) {
                final Map<String, Object> row = result.next();
                for (Entry<String, Object> entry : row.entrySet()) {
                    String key = entry.getKey();
                    Object value = entry.getValue();
                    final Object obj = handleObject(nodeFactory, relFactory, key, value, includeHiddenAndDeleted, publicOnly, 0);
                    if (obj != null) {
                        if (obj instanceof GraphObject) {
                            resultList.add((GraphObject) obj);
                        } else if (obj instanceof Collection) {
                            final List<Object> nonGraphObjectResult = new LinkedList<>();
                            for (final Object item : ((Collection) obj)) {
                                if (item instanceof GraphObject) {
                                    resultList.add((GraphObject) item);
                                } else {
                                    nonGraphObjectResult.add(item);
                                }
                            }
                            if (!nonGraphObjectResult.isEmpty()) {
                                // Wrap non-graph-objects in simple list
                                final GraphObjectMap graphObject = new GraphObjectMap();
                                graphObject.setProperty(new GenericProperty(key), nonGraphObjectResult);
                                resultList.add(graphObject);
                            }
                        } else {
                            logger.warn("Unable to handle Cypher query result object of type {}, ignoring.", obj.getClass().getName());
                        }
                    }
                }
            }
        }
    }
    return resultList;
}

Example 83 with GraphObject

use of org.structr.core.GraphObject in project structr by structr.

the class ReplaceFunction method apply.

@Override
public Object apply(final ActionContext ctx, final Object caller, final Object[] sources) throws FrameworkException {
    try {
        if (!arrayHasLengthAndAllElementsNotNull(sources, 2)) {
            return null;
        }
        final String template = sources[0].toString();
        GraphObject node = null;
        if (sources[1] instanceof GraphObject) {
            node = (GraphObject) sources[1];
        }
        if (sources[1] instanceof List) {
            final List list = (List) sources[1];
            if (list.size() == 1 && list.get(0) instanceof GraphObject) {
                node = (GraphObject) list.get(0);
            }
        }
        if (node != null) {
            // recursive replacement call, be careful here
            return Scripting.replaceVariables(ctx, node, template);
        }
        return "";
    } catch (final IllegalArgumentException e) {
        logParameterError(caller, sources, ctx.isJavaScriptContext());
        return usage(ctx.isJavaScriptContext());
    }
}

Example 84 with GraphObject

use of org.structr.core.GraphObject in project structr by structr.

the class SortFunction method apply.

@Override
public Object apply(final ActionContext ctx, final Object caller, final Object[] sources) throws FrameworkException {
    if (sources == null || sources.length == 0) {
        return null;
    }
    // Default sort key
    String sortKey = "name";
    if (sources.length > 1 && sources[1] instanceof String) {
        sortKey = (String) sources[1];
    }
    if (sources.length >= 1) {
        if (sources[0] instanceof List) {
            final List list = (List) sources[0];
            final Iterator iterator = list.iterator();
            if (iterator.hasNext()) {
                final Object firstElement = iterator.next();
                if (firstElement instanceof GraphObject) {
                    final Class type = firstElement.getClass();
                    final PropertyKey key = StructrApp.key(type, sortKey);
                    final boolean descending = sources.length == 3 && sources[2] != null && "true".equals(sources[2].toString());
                    if (key != null) {
                        List<GraphObject> sortCollection = (List<GraphObject>) list;
                        Collections.sort(sortCollection, new GraphObjectComparator(key, descending));
                        return sortCollection;
                    }
                } else if (firstElement instanceof String) {
                    final String[] stringArray = (String[]) list.toArray(new String[list.size()]);
                    Arrays.sort(stringArray);
                    return Arrays.asList(stringArray);
                }
            }
        }
    } else {
        logParameterError(caller, sources, ctx.isJavaScriptContext());
    }
    return sources[0];
}

Example 85 with GraphObject

use of org.structr.core.GraphObject in project structr by structr.

the class StructrPropertyValueChannel method getConvertedPropertyValue.

// ----- public static methods -----
public static String getConvertedPropertyValue(final SecurityContext securityContext, final GraphObject graphObject, final PropertyKey key) throws IOException, FrameworkException {
    final PropertyConverter inputConverter = key.inputConverter(securityContext);
    Object actualValue = graphObject.getProperty(key);
    if (inputConverter != null) {
        actualValue = inputConverter.revert(actualValue);
    }
    if (actualValue != null) {
        return actualValue.toString();
    }
    return "";
}