plugins/InspectionGadgets/src/com/siyeh/ig/fixes/IntroduceConstantFix.java

/*
 * Copyright 2003-2006 Dave Griffith, Bas Leijdekkers
 *
 * 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.siyeh.ig.fixes;

import com.intellij.codeInspection.ProblemDescriptor;
import com.intellij.ide.DataManager;
import com.intellij.openapi.actionSystem.DataContext;
import com.intellij.openapi.application.Application;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.project.Project;
import com.intellij.psi.PsiElement;
import com.intellij.refactoring.JavaRefactoringActionHandlerFactory;
import com.intellij.refactoring.RefactoringActionHandler;
import com.siyeh.InspectionGadgetsBundle;
import com.siyeh.ig.InspectionGadgetsFix;
import org.jetbrains.annotations.NotNull;

public class IntroduceConstantFix extends InspectionGadgetsFix {
    @Override
    @NotNull
    public String getFamilyName() {
      return getName();
    }

  @Override
  @NotNull
  public String getName() {
    return InspectionGadgetsBundle.message("introduce.constant.quickfix");
  }

  @Override
  public void doFix(@NotNull final Project project,
                    ProblemDescriptor descriptor) {

    final PsiElement constant = descriptor.getPsiElement();
    final Application application = ApplicationManager.getApplication();
    application.invokeLater(new Runnable() {

      @Override
      public void run() {
        if (!constant.isValid()) return;
        final JavaRefactoringActionHandlerFactory factory =
          JavaRefactoringActionHandlerFactory.getInstance();
        final RefactoringActionHandler introduceHandler =
          factory.createIntroduceConstantHandler();
        final DataManager dataManager = DataManager.getInstance();
        final DataContext dataContext = dataManager.getDataContext();
        introduceHandler.invoke(project, new PsiElement[]{constant},
                                dataContext);
      }
    }, project.getDisposed());
  }
}