/*
* Copyright 2003-2016 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.adapter.structure.link;
import jetbrains.mps.smodel.SNodeUtil;
import jetbrains.mps.smodel.adapter.ids.SConceptId;
import jetbrains.mps.smodel.adapter.ids.SContainmentLinkId;
import jetbrains.mps.smodel.adapter.structure.FormatException;
import jetbrains.mps.smodel.adapter.structure.MetaAdapterFactory;
import jetbrains.mps.smodel.adapter.structure.language.InvalidLanguage;
import jetbrains.mps.smodel.adapter.structure.language.SLanguageAdapter;
import jetbrains.mps.smodel.adapter.structure.language.SLanguageAdapterById;
import jetbrains.mps.smodel.language.ConceptRegistry;
import jetbrains.mps.smodel.runtime.ConceptDescriptor;
import jetbrains.mps.smodel.runtime.LinkDescriptor;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.mps.openapi.language.SAbstractConcept;
import org.jetbrains.mps.openapi.language.SContainmentLink;
import org.jetbrains.mps.openapi.model.SNode;
public abstract class SContainmentLinkAdapter implements SContainmentLink {
public static final String ID_DELIM = ":";
protected String myName;
protected SContainmentLinkAdapter(@NotNull String name) {
myName = name;
}
@Nullable
public abstract LinkDescriptor getLinkDescriptor();
@Override
public boolean isValid() {
return getLinkDescriptor() != null;
}
@NotNull
@Override
public String getName() {
return getRoleName();
}
@Override
public String getRole() {
return getRoleName();
}
@Override
public boolean isOptional() {
LinkDescriptor ld = getLinkDescriptor();
if (ld == null) {
return true;
}
return ld.isOptional();
}
@NotNull
public abstract org.jetbrains.mps.openapi.language.SAbstractConcept getOwner();
@NotNull
@Override
public SAbstractConcept getTargetConcept() {
LinkDescriptor ld = getLinkDescriptor();
if (ld == null) {
return SNodeUtil.concept_BaseConcept;
}
SConceptId id = ld.getTargetConcept();
ConceptDescriptor concept = ConceptRegistry.getInstance().getConceptDescriptor(id);
return MetaAdapterFactory.getAbstractConcept(concept);
}
@Override
public boolean isReference() {
return false;
}
@Override
public boolean isMultiple() {
LinkDescriptor ld = getLinkDescriptor();
if (ld == null) {
return true;
}
return ld.isMultiple();
}
public boolean isUnordered() {
LinkDescriptor ld = getLinkDescriptor();
if (ld == null) {
return false;
}
return ld.isUnordered();
}
@Override
public String toString() {
return myName;
}
public abstract String serialize();
public static SContainmentLinkAdapter deserialize(String s) {
if (s.startsWith(SContainmentLinkAdapterById.LINK_PREFIX)) {
return SContainmentLinkAdapterById.deserialize(s);
} else if (s.startsWith(InvalidContainmentLink.INVALID_PREFIX)) {
return InvalidContainmentLink.deserialize(s);
} else {
throw new FormatException("Illegal link type: " + s);
}
}
}