/*
* Copyright 2003-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jetbrains.mps.smodel.language;
import jetbrains.mps.smodel.adapter.ids.SConceptId;
import jetbrains.mps.smodel.runtime.ConceptDescriptor;
import jetbrains.mps.smodel.runtime.ConstraintsDescriptor;
import jetbrains.mps.smodel.runtime.illegal.IllegalConceptDescriptor;
import jetbrains.mps.smodel.runtime.illegal.IllegalConstraintsDescriptor;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.mps.openapi.language.SAbstractConcept;
public class ConceptRegistryUtil {
/**
* Look up concept registry for specified concept
*
* @param conceptId id of a concept to look up
* @return <code>null</code> if not found
*/
@Nullable
@Deprecated //not a public API, deprecated before 3.4
public static ConceptDescriptor getConceptDescriptor(SConceptId conceptId) {
ConceptRegistry cr = ConceptRegistry.getInstance();
if (cr == null) {
return null;
}
ConceptDescriptor result = cr.getConceptDescriptor(conceptId);
return result instanceof IllegalConceptDescriptor ? null : result;
}
@NotNull
public static ConstraintsDescriptor getConstraintsDescriptor(SAbstractConcept concept) {
ConceptRegistry cr = ConceptRegistry.getInstance();
if (cr == null) {
return new IllegalConstraintsDescriptor(concept);
}
return cr.getConstraintsDescriptor(concept);
}
}