AutomaticOverloadsRenamerFactory.java

/*
 * Copyright 2000-2016 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.refactoring.rename.naming;

import com.intellij.lang.java.JavaLanguage;
import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiMethod;
import com.intellij.refactoring.JavaRefactoringSettings;
import com.intellij.refactoring.RefactoringBundle;
import com.intellij.usageView.UsageInfo;
import org.jetbrains.annotations.NotNull;

import java.util.Collection;

public class AutomaticOverloadsRenamerFactory implements AutomaticRenamerFactory {

  public boolean isApplicable(@NotNull PsiElement element) {
    if (element.getLanguage() == JavaLanguage.INSTANCE && element instanceof PsiMethod && !((PsiMethod)element).isConstructor()) {
      final PsiClass containingClass = ((PsiMethod)element).getContainingClass();
      return containingClass != null && containingClass.findMethodsByName(((PsiMethod)element).getName(), false).length > 1;
    }
    return false;
  }

  public String getOptionName() {
    return RefactoringBundle.message("rename.overloads");
  }

  public boolean isEnabled() {
    return JavaRefactoringSettings.getInstance().isRenameOverloads();
  }

  public void setEnabled(boolean enabled) {
    JavaRefactoringSettings.getInstance().setRenameOverloads(enabled);
  }

  @NotNull
  public AutomaticRenamer createRenamer(PsiElement element, String newName, Collection<UsageInfo> usages) {
    return new AutomaticOverloadsRenamer((PsiMethod)element, newName);
  }
}