Examples with EntityResolver org.apache.cayenne.map.EntityResolver used on opensource projects

Example 86 with EntityResolver

use of org.apache.cayenne.map.EntityResolver in project cayenne by apache.

the class PersistentObject method getMapKey.

/**
 * Returns a map key for a given to-many map relationship and a target object.
 *
 * @since 3.0
 */
protected Object getMapKey(String relationshipName, Object value) {
    EntityResolver resolver = objectContext.getEntityResolver();
    ClassDescriptor descriptor = resolver.getClassDescriptor(objectId.getEntityName());
    if (descriptor == null) {
        throw new IllegalStateException("DataObject's entity is unmapped, objectId: " + objectId);
    }
    PropertyDescriptor property = descriptor.getProperty(relationshipName);
    if (property instanceof ToManyMapProperty) {
        return ((ToManyMapProperty) property).getMapKey(value);
    }
    throw new IllegalArgumentException("Relationship '" + relationshipName + "' is not a to-many Map");
}

Example 87 with EntityResolver

use of org.apache.cayenne.map.EntityResolver in project cayenne by apache.

the class ServerRuntimeTest method testGetDataChannel_CustomModule.

@Test
public void testGetDataChannel_CustomModule() {
    final DataChannel channel = new DataChannel() {

        public EntityResolver getEntityResolver() {
            return null;
        }

        public EventManager getEventManager() {
            return null;
        }

        public QueryResponse onQuery(ObjectContext originatingContext, Query query) {
            return null;
        }

        public GraphDiff onSync(ObjectContext originatingContext, GraphDiff changes, int syncType) {
            return null;
        }
    };
    Module module = binder -> binder.bind(DataChannel.class).toInstance(channel);
    ServerRuntime runtime = new ServerRuntime(Collections.singleton(module));
    assertSame(channel, runtime.getChannel());
}