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/*
* Copyright 2000-2014 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 org.jetbrains.plugins.groovy.lang.psi.impl.statements.typedef;
import com.intellij.lang.ASTNode;
import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiElement;
import com.intellij.psi.StubBasedPsiElement;
import com.intellij.psi.stubs.EmptyStub;
import com.intellij.psi.stubs.IStubElementType;
import com.intellij.util.IncorrectOperationException;
import com.intellij.util.containers.ContainerUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.plugins.groovy.lang.lexer.GroovyTokenTypes;
import org.jetbrains.plugins.groovy.lang.lexer.TokenSets;
import org.jetbrains.plugins.groovy.lang.parser.GroovyElementTypes;
import org.jetbrains.plugins.groovy.lang.psi.GroovyElementVisitor;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.*;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.typedef.GrEnumDefinitionBody;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.typedef.GrTypeDefinition;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.typedef.GrTypeDefinitionBody;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.typedef.members.GrEnumConstantList;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.typedef.members.GrMembersDeclaration;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.typedef.members.GrMethod;
import org.jetbrains.plugins.groovy.lang.psi.api.toplevel.GrTopStatement;
import org.jetbrains.plugins.groovy.lang.psi.impl.GrStubElementBase;
import org.jetbrains.plugins.groovy.lang.psi.impl.PsiImplUtil;
import java.util.List;
/**
* @author: Dmitry.Krasilschikov, ilyas
*/
public abstract class GrTypeDefinitionBodyBase extends GrStubElementBase<EmptyStub> implements GrTypeDefinitionBody {
public GrTypeDefinitionBodyBase(@NotNull ASTNode node) {
super(node);
}
public GrTypeDefinitionBodyBase(EmptyStub stub, final IStubElementType classBody) {
super(stub, classBody);
}
@Override
public PsiElement getParent() {
return getParentByStub();
}
public abstract void accept(GroovyElementVisitor visitor);
public String toString() {
return "Type definition body";
}
public GrField[] getFields() {
GrVariableDeclaration[] declarations = getStubOrPsiChildren(GroovyElementTypes.VARIABLE_DEFINITION, GrVariableDeclaration.ARRAY_FACTORY);
List<GrField> result = ContainerUtil.newArrayList();
for (GrVariableDeclaration declaration : declarations) {
GrVariable[] variables = declaration.getVariables();
for (GrVariable variable : variables) {
if (variable instanceof GrField) {
result.add((GrField)variable);
}
}
}
return result.toArray(new GrField[result.size()]);
}
public GrMethod[] getMethods() {
return getStubOrPsiChildren(TokenSets.METHOD_DEFS, GrMethod.ARRAY_FACTORY);
}
public GrMembersDeclaration[] getMemberDeclarations() {
return findChildrenByClass(GrMembersDeclaration.class);
}
@Nullable
public PsiElement getLBrace() {
return findChildByType(GroovyTokenTypes.mLCURLY);
}
@Nullable
public PsiElement getRBrace() {
return findChildByType(GroovyTokenTypes.mRCURLY);
}
@NotNull
public GrClassInitializer[] getInitializers() {
return findChildrenByClass(GrClassInitializer.class);
}
public PsiClass[] getInnerClasses() {
return getStubOrPsiChildren(GroovyElementTypes.TYPE_DEFINITION_TYPES, PsiClass.ARRAY_FACTORY);
}
public void removeVariable(GrVariable variable) {
PsiImplUtil.removeVariable(variable);
}
public GrVariableDeclaration addVariableDeclarationBefore(GrVariableDeclaration declaration, GrStatement anchor) throws IncorrectOperationException {
PsiElement rBrace = getRBrace();
if (anchor == null && rBrace == null) {
throw new IncorrectOperationException();
}
if (anchor != null && !this.equals(anchor.getParent())) {
throw new IncorrectOperationException();
}
ASTNode elemNode = declaration.getNode();
final ASTNode anchorNode = anchor != null ? anchor.getNode() : rBrace.getNode();
getNode().addChild(elemNode, anchorNode);
getNode().addLeaf(GroovyTokenTypes.mNLS, "\n", anchorNode);
return (GrVariableDeclaration) elemNode.getPsi();
}
@Override
public void deleteChildInternal(@NotNull ASTNode child) {
final PsiElement element = child.getPsi();
if (element instanceof GrTopStatement) {
PsiImplUtil.deleteStatementTail(this, element);
}
super.deleteChildInternal(child);
}
@Override
public void deleteChildRange(PsiElement first, PsiElement last) throws IncorrectOperationException {
if (last instanceof GrTopStatement) {
PsiImplUtil.deleteStatementTail(this, last);
}
super.deleteChildRange(first, last);
}
public static class GrClassBody extends GrTypeDefinitionBodyBase implements StubBasedPsiElement<EmptyStub> {
public GrClassBody(@NotNull ASTNode node) {
super(node);
}
public GrClassBody(EmptyStub stub) {
super(stub, GroovyElementTypes.CLASS_BODY);
}
public void accept(GroovyElementVisitor visitor) {
visitor.visitTypeDefinitionBody(this);
}
}
public static class GrEnumBody extends GrTypeDefinitionBodyBase implements GrEnumDefinitionBody, StubBasedPsiElement<EmptyStub> {
public GrEnumBody(@NotNull ASTNode node) {
super(node);
}
public GrEnumBody(EmptyStub stub) {
super(stub, GroovyElementTypes.ENUM_BODY);
}
@Nullable
public GrEnumConstantList getEnumConstantList() {
return getStubOrPsiChild(GroovyElementTypes.ENUM_CONSTANTS);
}
public void accept(GroovyElementVisitor visitor) {
visitor.visitEnumDefinitionBody(this);
}
}
@Override
public ASTNode addInternal(ASTNode first, ASTNode last, ASTNode anchor, Boolean before) {
ASTNode afterLast = last.getTreeNext();
ASTNode next;
for (ASTNode child = first; child != afterLast; child = next) {
next = child.getTreeNext();
if (child.getElementType() == GroovyElementTypes.CONSTRUCTOR_DEFINITION) {
ASTNode oldIdentifier = child.findChildByType(GroovyTokenTypes.mIDENT);
ASTNode newIdentifier = ((GrTypeDefinition)getParent()).getNameIdentifierGroovy().getNode().copyElement();
child.replaceChild(oldIdentifier, newIdentifier);
}
}
return super.addInternal(first, last, anchor, before);
}
}
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