com.intellij.codeInspection.MoveToPackageFix.java Source code

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Here is the source code for com.intellij.codeInspection.MoveToPackageFix.java

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/*
 * Copyright 2000-2009 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 com.intellij.codeInspection;

import com.intellij.CommonBundle;
import com.intellij.codeInsight.FileModificationService;
import com.intellij.codeInsight.daemon.QuickFixBundle;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.Messages;
import com.intellij.psi.*;
import com.intellij.refactoring.PackageWrapper;
import com.intellij.refactoring.move.moveClassesOrPackages.MoveClassesOrPackagesProcessor;
import com.intellij.refactoring.move.moveClassesOrPackages.MoveClassesOrPackagesUtil;
import com.intellij.refactoring.move.moveClassesOrPackages.SingleSourceRootMoveDestination;
import com.intellij.refactoring.util.RefactoringMessageUtil;
import com.intellij.util.IncorrectOperationException;
import org.jetbrains.annotations.NotNull;

public class MoveToPackageFix implements LocalQuickFix {
    private static final Logger LOG = Logger.getInstance("#com.intellij.codeInspection.MoveToPackageFix");
    private final String myTargetPackage;

    public MoveToPackageFix(String targetPackage) {
        myTargetPackage = targetPackage;
    }

    @Override
    @NotNull
    public String getName() {
        return QuickFixBundle.message("move.class.to.package.text", myTargetPackage);
    }

    @Override
    @NotNull
    public String getFamilyName() {
        return QuickFixBundle.message("move.class.to.package.family");
    }

    public boolean isAvailable(PsiFile myFile) {
        return myFile != null && myFile.isValid() && myFile.getManager().isInProject(myFile)
                && myFile instanceof PsiJavaFile && ((PsiJavaFile) myFile).getClasses().length != 0
                && myTargetPackage != null;
    }

    @Override
    public void applyFix(@NotNull final Project project, @NotNull final ProblemDescriptor descriptor) {
        PsiElement element = descriptor.getPsiElement();
        if (element == null)
            return;
        final PsiFile myFile = element.getContainingFile();

        if (!FileModificationService.getInstance().prepareFileForWrite(myFile))
            return;

        ApplicationManager.getApplication().invokeLater(new Runnable() {
            @Override
            public void run() {
                chooseDirectoryAndMove(project, myFile);
            }
        });
    }

    private void chooseDirectoryAndMove(Project project, PsiFile myFile) {
        try {
            PsiDirectory directory = MoveClassesOrPackagesUtil.chooseDestinationPackage(project, myTargetPackage,
                    myFile.getContainingDirectory());

            if (directory == null) {
                return;
            }
            String error = RefactoringMessageUtil.checkCanCreateFile(directory, myFile.getName());
            if (error != null) {
                Messages.showMessageDialog(project, error, CommonBundle.getErrorTitle(), Messages.getErrorIcon());
                return;
            }
            new MoveClassesOrPackagesProcessor(project, ((PsiJavaFile) myFile).getClasses(),
                    new SingleSourceRootMoveDestination(
                            PackageWrapper.create(JavaDirectoryService.getInstance().getPackage(directory)),
                            directory),
                    false, false, null).run();
        } catch (IncorrectOperationException e) {
            LOG.error(e);
        }
    }

    public boolean startInWriteAction() {
        return false;
    }

}