| /* |
| * 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.clauses; |
| |
| import com.intellij.lang.ASTNode; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.ResolveState; |
| import com.intellij.psi.scope.PsiScopeProcessor; |
| import com.intellij.util.IncorrectOperationException; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| import org.jetbrains.plugins.groovy.lang.lexer.GroovyTokenTypes; |
| 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.GrStatement; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.GrVariable; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.GrVariableDeclaration; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.clauses.GrCaseLabel; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.clauses.GrCaseSection; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.literals.GrString; |
| import org.jetbrains.plugins.groovy.lang.psi.impl.GroovyPsiElementImpl; |
| import org.jetbrains.plugins.groovy.lang.psi.impl.PsiImplUtil; |
| import org.jetbrains.plugins.groovy.lang.resolve.ResolveUtil; |
| |
| import java.util.List; |
| |
| /** |
| * @author ven |
| */ |
| public class GrCaseSectionImpl extends GroovyPsiElementImpl implements GrCaseSection { |
| public GrCaseSectionImpl(@NotNull ASTNode node) { |
| super(node); |
| } |
| |
| @Override |
| public void accept(GroovyElementVisitor visitor) { |
| visitor.visitCaseSection(this); |
| } |
| |
| public String toString() { |
| return "Case section"; |
| } |
| |
| @Override |
| public boolean processDeclarations(@NotNull PsiScopeProcessor processor, @NotNull ResolveState state, PsiElement lastParent, @NotNull PsiElement place) { |
| return ResolveUtil.processChildren(this, processor, state, lastParent, place); |
| } |
| |
| @Override |
| public void removeVariable(GrVariable variable) { |
| PsiImplUtil.removeVariable(variable); |
| } |
| |
| @Override |
| public GrVariableDeclaration addVariableDeclarationBefore(GrVariableDeclaration declaration, GrStatement anchor) throws IncorrectOperationException { |
| GrStatement statement = addStatementBefore(declaration, anchor); |
| assert statement instanceof GrVariableDeclaration; |
| return ((GrVariableDeclaration) statement); |
| } |
| |
| @NotNull |
| @Override |
| public GrCaseLabel[] getCaseLabels() { |
| final List<GrCaseLabel> labels = findChildrenByType(GroovyElementTypes.CASE_LABEL); |
| return labels.toArray(new GrCaseLabel[labels.size()]); |
| } |
| |
| @Override |
| public boolean isDefault() { |
| final List<GrCaseLabel> labels = findChildrenByType(GroovyElementTypes.CASE_LABEL); |
| for (GrCaseLabel label : labels) { |
| if (label.isDefault()) return true; |
| } |
| return false; |
| } |
| |
| @Override |
| @NotNull |
| public GrStatement[] getStatements() { |
| return PsiImplUtil.getStatements(this); |
| } |
| |
| @Override |
| @NotNull |
| public GrStatement addStatementBefore(@NotNull GrStatement element, @Nullable GrStatement anchor) throws IncorrectOperationException { |
| ASTNode elemNode = element.copy().getNode(); |
| assert elemNode != null; |
| final ASTNode anchorNode = anchor != null ? anchor.getNode() : null; |
| getNode().addChild(elemNode, anchorNode); |
| if (mayUseNewLinesAsSeparators()) { |
| getNode().addLeaf(GroovyTokenTypes.mNLS, "\n", anchorNode); |
| } |
| else { |
| getNode().addLeaf(GroovyTokenTypes.mSEMI, ";", anchorNode); |
| } |
| return (GrStatement)elemNode.getPsi(); |
| } |
| |
| private boolean mayUseNewLinesAsSeparators() { |
| PsiElement parent = this; |
| while (parent != null) { |
| if (parent instanceof GrString) { |
| GrString grString = (GrString) parent; |
| return !grString.isPlainString(); |
| } |
| parent = parent.getParent(); |
| } |
| return true; |
| } |
| |
| |
| } |