| /* |
| * 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.codeInspection.local; |
| |
| import com.intellij.codeInsight.FileModificationService; |
| import com.intellij.codeInsight.intention.IntentionAction; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFile; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.refactoring.util.CanonicalTypes; |
| import com.intellij.util.IncorrectOperationException; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.plugins.groovy.intentions.GroovyIntentionsBundle; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.params.GrParameter; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.typedef.members.GrMethod; |
| import org.jetbrains.plugins.groovy.lang.psi.api.types.GrTypeElement; |
| import org.jetbrains.plugins.groovy.refactoring.changeSignature.GrChangeInfoImpl; |
| import org.jetbrains.plugins.groovy.refactoring.changeSignature.GrChangeSignatureProcessor; |
| import org.jetbrains.plugins.groovy.refactoring.changeSignature.GrParameterInfo; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * @author Max Medvedev |
| */ |
| public class RemoveUnusedGrParameterFix implements IntentionAction { |
| private final String myName; |
| |
| public RemoveUnusedGrParameterFix(GrParameter parameter) { |
| myName = parameter.getName(); |
| } |
| |
| @NotNull |
| @Override |
| public String getText() { |
| return GroovyIntentionsBundle.message("remove.parameter.0", myName); |
| } |
| |
| @NotNull |
| @Override |
| public String getFamilyName() { |
| return GroovyIntentionsBundle.message("remove.unused.parameter"); |
| } |
| |
| @Override |
| public boolean isAvailable(@NotNull Project project, Editor editor, PsiFile file) { |
| PsiElement at = file.findElementAt(editor.getCaretModel().getOffset()); |
| GrParameter parameter = PsiTreeUtil.getParentOfType(at, GrParameter.class); |
| |
| return parameter != null && myName.equals(parameter.getName()); |
| } |
| |
| @Override |
| public void invoke(@NotNull Project project, Editor editor, PsiFile file) throws IncorrectOperationException { |
| PsiElement at = file.findElementAt(editor.getCaretModel().getOffset()); |
| GrParameter parameter = PsiTreeUtil.getParentOfType(at, GrParameter.class); |
| if (parameter == null) return; |
| |
| if (!FileModificationService.getInstance().prepareFileForWrite(parameter.getContainingFile())) return; |
| |
| GrMethod method = (GrMethod)parameter.getDeclarationScope(); |
| GrChangeSignatureProcessor processor = new GrChangeSignatureProcessor(parameter.getProject(), createChangeInfo(method, parameter)); |
| processor.run(); |
| } |
| |
| private static GrChangeInfoImpl createChangeInfo(GrMethod method, GrParameter parameter) { |
| List<GrParameterInfo> params = new ArrayList<GrParameterInfo>(); |
| int i = 0; |
| for (GrParameter p : method.getParameterList().getParameters()) { |
| if (p != parameter) { |
| params.add(new GrParameterInfo(p, i)); |
| } |
| i++; |
| } |
| |
| GrTypeElement typeElement = method.getReturnTypeElementGroovy(); |
| CanonicalTypes.Type wrapper = typeElement != null ? CanonicalTypes.createTypeWrapper(method.getReturnType()) : null; |
| return new GrChangeInfoImpl(method, null, wrapper, method.getName(), params, null, false); |
| } |
| |
| |
| @Override |
| public boolean startInWriteAction() { |
| return false; |
| } |
| } |