/*
* Copyright 2003-2013 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.idea.java.psi.impl;
import com.intellij.psi.PsiAnnotation;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiExpression;
import com.intellij.psi.PsiIdentifier;
import com.intellij.psi.PsiManager;
import com.intellij.psi.PsiMethod;
import com.intellij.psi.PsiModifier.ModifierConstant;
import com.intellij.psi.PsiModifierList;
import com.intellij.psi.PsiParameter;
import com.intellij.psi.PsiType;
import com.intellij.psi.PsiTypeElement;
import com.intellij.util.IncorrectOperationException;
import jetbrains.mps.ide.project.ProjectHelper;
import jetbrains.mps.idea.core.psi.impl.MPSPsiNode;
import jetbrains.mps.idea.core.psi.impl.MPSPsiNodeBase;
import jetbrains.mps.lang.smodel.generator.smodelAdapter.SNodeOperations;
import jetbrains.mps.smodel.adapter.ids.SConceptId;
import jetbrains.mps.smodel.adapter.structure.MetaAdapterFactory;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.mps.openapi.language.SConcept;
import org.jetbrains.mps.openapi.model.SNode;
import org.jetbrains.mps.openapi.model.SNodeId;
import org.jetbrains.mps.openapi.module.SRepository;
/**
* danilla 2/4/13
*/
public class MPSPsiParameter extends MPSPsiNode implements PsiParameter {
private Boolean myIsVararg;
public MPSPsiParameter(SNodeId id, String concept, String containingRole, PsiManager manager) {
super(id, concept, containingRole, manager);
}
@NotNull
@Override
public PsiElement getDeclarationScope() {
// originally copied from PsiParamImpl, there was more there
// we're supposed to be a grandchild of MPSPsiMethod
PsiElement parent = getParent();
if (parent == null) return this;
parent = parent.getParent();
if (parent instanceof PsiMethod) {
return parent;
}
return this;
}
@Override
public boolean isVarArgs() {
if (myIsVararg == null) {
final SRepository repository = ProjectHelper.fromIdeaProject(getProject()).getRepository();
final MPSPsiNode type = getChildOfType("type", MPSPsiNode.class);
repository.getModelAccess().runReadAction(() -> {
SNode typeNode = type.getSNodeReference().resolve(repository);
// TODO: is there better way to get instance of some concept?
final SConcept concept = MetaAdapterFactory.getConcept(SConceptId.deserialize("f3061a53-9226-4cc5-a443-f952ceaf5816/1219920932475"), "jetbrains.mps.baseLanguage.structure.VariableArityType");
myIsVararg = SNodeOperations.isInstanceOf(typeNode, concept);
});
}
return myIsVararg;
}
@NotNull
@Override
public PsiType getType() {
MPSPsiNode typeNode = getChildOfType("type", MPSPsiNode.class);
if (!(typeNode instanceof ComputesPsiType)) {
return new NonJavaMPSType(PsiAnnotation.EMPTY_ARRAY);
}
return ((ComputesPsiType) typeNode).getPsiType();
}
@Nullable
@Override
public PsiTypeElement getTypeElement() {
// FIXME return something instead of null or remove unused variable
MPSPsiNodeBase node = getChildOfType("type", MPSPsiNodeBase.class);
return null;
}
@Nullable
@Override
public PsiExpression getInitializer() {
return null; //To change body of implemented methods use File | Settings | File Templates.
}
@Override
public boolean hasInitializer() {
return false; //To change body of implemented methods use File | Settings | File Templates.
}
@Override
public void normalizeDeclaration() throws IncorrectOperationException {
//To change body of implemented methods use File | Settings | File Templates.
}
@Nullable
@Override
public Object computeConstantValue() {
return null; //To change body of implemented methods use File | Settings | File Templates.
}
@Nullable
@Override
public PsiIdentifier getNameIdentifier() {
return null; //To change body of implemented methods use File | Settings | File Templates.
}
@Override
public PsiElement setName(@NonNls @NotNull String name) throws IncorrectOperationException {
return null; //To change body of implemented methods use File | Settings | File Templates.
}
@Nullable
@Override
public PsiModifierList getModifierList() {
return null; //To change body of implemented methods use File | Settings | File Templates.
}
@Override
public boolean hasModifierProperty(@ModifierConstant @NonNls @NotNull String name) {
return false; //To change body of implemented methods use File | Settings | File Templates.
}
}