/*
* 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;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.mps.openapi.language.SConcept;
import org.jetbrains.mps.openapi.language.SContainmentLink;
import java.util.HashSet;
import java.util.Set;
public class InterfaceSNode extends SNode {
private Set<String> skippedRoles;
private Set<SContainmentLink> skippedRolesIds;
public InterfaceSNode(@NotNull SConcept concept) {
super(concept);
}
public InterfaceSNode(@NotNull SConcept concept, @NotNull org.jetbrains.mps.openapi.model.SNodeId id) {
super(concept, id);
}
@Override
protected SNode firstChild() {
if (skippedRoles != null || skippedRolesIds != null) {
enforceModelLoad();
}
return super.firstChild();
}
public void skipRole(SContainmentLink role) {
final SModel model = getNodeOwner().getModel();
if (model != null) {
throw new IllegalStateException();
}
if (skippedRolesIds == null) {
skippedRolesIds = new HashSet<SContainmentLink>();
}
skippedRolesIds.add(role);
}
@Deprecated
public void skipRole(String role) {
final SModel model = getNodeOwner().getModel();
if (model != null) {
throw new IllegalStateException();
}
if (skippedRoles == null) {
skippedRoles = new HashSet<String>();
}
skippedRoles.add(role);
}
public boolean hasSkippedChildren() {
return skippedRoles != null || skippedRolesIds != null;
}
public void cleanSkippedRoles() {
final SModel model = getNodeOwner().getModel();
if (model == null || !model.isUpdateMode()) {
throw new IllegalStateException();
}
skippedRoles = null;
skippedRolesIds = null;
}
private void enforceModelLoad() {
final SModel model = getNodeOwner().getModel();
if (model == null) return;
model.enforceFullLoad();
}
}