Examples with Relationship org.structr.api.graph.Relationship used on opensource projects

Example 21 with Relationship

use of org.structr.api.graph.Relationship in project structr by structr.

the class UpdateTransmission method doRemote.

@Override
public Boolean doRemote(final CloudConnection client) throws IOException, FrameworkException {
    // send synchronization request first
    client.send(new Synchronize());
    // send all node and relationship data
    final DatabaseService graphDb = StructrApp.getInstance().getDatabaseService();
    final NodeFactory nodeFactory = new NodeFactory(SecurityContext.getSuperUserInstance());
    final RelationshipFactory relFactory = new RelationshipFactory(SecurityContext.getSuperUserInstance());
    for (final Node neo4jNode : graphDb.getAllNodes()) {
        final NodeInterface node = nodeFactory.instantiate(neo4jNode);
        if (node instanceof File) {
            PushTransmission.sendFile(client, (File) node, CloudService.CHUNK_SIZE);
        } else {
            client.send(new NodeDataContainer(node, 0));
        }
    }
    for (final Relationship relationship : graphDb.getAllRelationships()) {
        final RelationshipInterface relationshipInterface = relFactory.instantiate(relationship);
        client.send(new RelationshipDataContainer(relationshipInterface, 0));
    }
    // wait for end of transmission
    client.waitForTransmission();
    return true;
}

Example 22 with Relationship

use of org.structr.api.graph.Relationship in project structr by structr.

the class AbstractNode method getOutgoingRelationshipAsSuperUser.

@Override
public <A extends NodeInterface, B extends NodeInterface, S extends Source, R extends Relation<A, B, S, OneEndpoint<B>>> R getOutgoingRelationshipAsSuperUser(final Class<R> type) {
    final RelationshipFactory<R> factory = new RelationshipFactory<>(SecurityContext.getSuperUserInstance());
    final R template = getRelationshipForType(type);
    final Relationship relationship = template.getTarget().getRawSource(SecurityContext.getSuperUserInstance(), dbNode, null);
    if (relationship != null) {
        return factory.adapt(relationship);
    }
    return null;
}

Example 23 with Relationship

use of org.structr.api.graph.Relationship in project structr by structr.

the class AbstractNode method getIncomingRelationshipAsSuperUser.

protected <A extends NodeInterface, B extends NodeInterface, T extends Target, R extends Relation<A, B, OneStartpoint<A>, T>> R getIncomingRelationshipAsSuperUser(final Class<R> type) {
    final RelationshipFactory<R> factory = new RelationshipFactory<>(SecurityContext.getSuperUserInstance());
    final R template = getRelationshipForType(type);
    final Relationship relationship = template.getSource().getRawSource(SecurityContext.getSuperUserInstance(), dbNode, null);
    if (relationship != null) {
        return factory.adapt(relationship);
    }
    return null;
}

Example 24 with Relationship

use of org.structr.api.graph.Relationship in project structr by structr.

the class OneEndpoint method get.

@Override
public T get(final SecurityContext securityContext, final NodeInterface node, final Predicate<GraphObject> predicate) {
    final NodeFactory<T> nodeFactory = new NodeFactory<>(securityContext);
    final Relationship rel = getRawSource(securityContext, node.getNode(), predicate);
    if (rel != null) {
        return nodeFactory.instantiate(rel.getEndNode(), rel);
    }
    return null;
}

Example 25 with Relationship

use of org.structr.api.graph.Relationship in project structr by structr.

the class OneStartpoint method get.

@Override
public S get(final SecurityContext securityContext, final NodeInterface node, final Predicate<GraphObject> predicate) {
    final NodeFactory<S> nodeFactory = new NodeFactory<>(securityContext);
    final Relationship rel = getRawSource(securityContext, node.getNode(), predicate);
    if (rel != null) {
        return nodeFactory.instantiate(rel.getStartNode(), rel);
    }
    return null;
}