Examples with NullAnnotationProvider org.apache.tapestry5.commons.internal.NullAnnotationProvider used on opensource projects

Example 1 with NullAnnotationProvider

use of org.apache.tapestry5.commons.internal.NullAnnotationProvider in project tapestry-5 by apache.

the class RegistryImpl method getObject.

@Override
public <T> T getObject(Class<T> objectType, AnnotationProvider annotationProvider, ObjectLocator locator, Module localModule) {
    lock.check();
    AnnotationProvider effectiveProvider = annotationProvider != null ? annotationProvider : new NullAnnotationProvider();
    // We do a check here for known marker/type combinations, so that you can use a marker
    // annotation
    // to inject into a contribution method that contributes to MasterObjectProvider.
    // We also force a contribution into MasterObjectProvider to accomplish the same thing.
    T result = findServiceByMarkerAndType(objectType, annotationProvider, localModule);
    if (result != null)
        return result;
    MasterObjectProvider masterProvider = getService(IOCConstants.MASTER_OBJECT_PROVIDER_SERVICE_ID, MasterObjectProvider.class);
    return masterProvider.provide(objectType, effectiveProvider, locator, true);
}