| /* |
| * 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.refactoring.convertToJava; |
| |
| import com.intellij.codeInsight.daemon.impl.quickfix.MoveClassToSeparateFileFix; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.openapi.editor.Document; |
| import com.intellij.openapi.project.Project; |
| import com.intellij.openapi.ui.Messages; |
| import com.intellij.openapi.util.io.FileUtil; |
| import com.intellij.psi.*; |
| import com.intellij.psi.codeStyle.CodeStyleManager; |
| import com.intellij.psi.codeStyle.JavaCodeStyleManager; |
| import com.intellij.refactoring.BaseRefactoringProcessor; |
| import com.intellij.refactoring.RefactoringBundle; |
| import com.intellij.refactoring.ui.UsageViewDescriptorAdapter; |
| import com.intellij.usageView.UsageInfo; |
| import com.intellij.usageView.UsageViewDescriptor; |
| import com.intellij.util.IncorrectOperationException; |
| import com.intellij.util.containers.hash.HashSet; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.plugins.groovy.lang.psi.GroovyFile; |
| import org.jetbrains.plugins.groovy.refactoring.GroovyRefactoringBundle; |
| |
| import java.util.Set; |
| |
| /** |
| * @author Maxim.Medvedev |
| */ |
| public class ConvertToJavaProcessor extends BaseRefactoringProcessor { |
| private static final Logger LOG = Logger.getInstance(ConvertToJavaProcessor.class); |
| |
| private final GroovyFile[] myFiles; |
| |
| protected ConvertToJavaProcessor(Project project, GroovyFile... files) { |
| super(project); |
| myFiles = files; |
| } |
| |
| @NotNull |
| @Override |
| protected UsageViewDescriptor createUsageViewDescriptor(UsageInfo[] usages) { |
| return new UsageViewDescriptorAdapter() { |
| @NotNull |
| @Override |
| public PsiElement[] getElements() { |
| return myFiles; |
| } |
| |
| @Override |
| public String getProcessedElementsHeader() { |
| return GroovyRefactoringBundle.message("files.to.be.converted"); |
| } |
| }; |
| } |
| |
| @NotNull |
| @Override |
| protected UsageInfo[] findUsages() { |
| return UsageInfo.EMPTY_ARRAY; |
| } |
| |
| //private static String |
| @Override |
| protected void performRefactoring(UsageInfo[] usages) { |
| final GeneratorClassNameProvider classNameProvider = new GeneratorClassNameProvider(); |
| |
| ExpressionContext context = new ExpressionContext(myProject, myFiles); |
| final ClassGenerator classGenerator = new ClassGenerator(classNameProvider, new ClassItemGeneratorImpl(context)); |
| |
| for (GroovyFile file : myFiles) { |
| final PsiClass[] classes = file.getClasses(); |
| StringBuilder builder = new StringBuilder(); |
| boolean first = true; |
| for (PsiClass aClass : classes) { |
| classGenerator.writeTypeDefinition(builder, aClass, true, first); |
| first = false; |
| builder.append('\n'); |
| } |
| |
| final Document document = PsiDocumentManager.getInstance(myProject).getDocument(file); |
| LOG.assertTrue(document != null); |
| document.setText(builder.toString()); |
| PsiDocumentManager.getInstance(myProject).commitDocument(document); |
| String fileName = getNewFileName(file); |
| PsiElement newFile; |
| try { |
| newFile = file.setName(fileName); |
| } |
| catch (final IncorrectOperationException e) { |
| ApplicationManager.getApplication().invokeLater(new Runnable() { |
| @Override |
| public void run() { |
| Messages.showMessageDialog(myProject, e.getMessage(), RefactoringBundle.message("error.title"), Messages.getErrorIcon()); |
| } |
| }); |
| return; |
| } |
| |
| doPostProcessing(newFile); |
| } |
| } |
| |
| private void doPostProcessing(PsiElement newFile) { |
| if (ApplicationManager.getApplication().isUnitTestMode()) return; |
| // don't move classes to new files with corresponding class names and reformat |
| |
| if (!(newFile instanceof PsiJavaFile)) { |
| LOG.info(".java is not assigned to java file type"); |
| return; |
| } |
| |
| newFile = JavaCodeStyleManager.getInstance(myProject).shortenClassReferences(newFile); |
| newFile = CodeStyleManager.getInstance(myProject).reformat(newFile); |
| PsiClass[] inner = ((PsiJavaFile)newFile).getClasses(); |
| for (PsiClass psiClass : inner) { |
| MoveClassToSeparateFileFix fix = new MoveClassToSeparateFileFix(psiClass); |
| if (fix.isAvailable(myProject, null, (PsiFile)newFile)) { |
| fix.invoke(myProject, null, (PsiFile)newFile); |
| } |
| } |
| } |
| |
| private static String getNewFileName(GroovyFile file) { |
| final PsiDirectory dir = file.getContainingDirectory(); |
| LOG.assertTrue(dir != null); |
| |
| |
| final PsiFile[] files = dir.getFiles(); |
| Set<String> fileNames = new HashSet<String>(); |
| for (PsiFile psiFile : files) { |
| fileNames.add(psiFile.getName()); |
| } |
| String prefix = FileUtil.getNameWithoutExtension(file.getName()); |
| String fileName = prefix + ".java"; |
| int index = 1; |
| while (fileNames.contains(fileName)) { |
| fileName = prefix + index + ".java"; |
| } |
| return fileName; |
| } |
| |
| @Override |
| protected String getCommandName() { |
| return GroovyRefactoringBundle.message("converting.files.to.java"); |
| } |
| } |