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/*
* Copyright 2000-2012 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.siyeh.ig.fixes;
import com.intellij.codeInspection.ProblemDescriptor;
import com.intellij.openapi.application.AccessToken;
import com.intellij.openapi.application.WriteAction;
import com.intellij.openapi.project.Project;
import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiModifier;
import com.intellij.psi.PsiModifierList;
import com.intellij.psi.search.searches.ClassInheritorsSearch;
import com.intellij.psi.util.PsiTreeUtil;
import com.intellij.refactoring.ui.ConflictsDialog;
import com.intellij.refactoring.util.RefactoringUIUtil;
import com.intellij.util.IncorrectOperationException;
import com.intellij.util.Processor;
import com.intellij.util.Query;
import com.intellij.util.containers.MultiMap;
import com.siyeh.InspectionGadgetsBundle;
import com.siyeh.ig.InspectionGadgetsFix;
import org.jetbrains.annotations.NotNull;
/**
* @author Bas Leijdekkers
*/
public class MakeClassFinalFix extends InspectionGadgetsFix {
private final String className;
public MakeClassFinalFix(PsiClass aClass) {
className = aClass.getName();
}
@Override
@NotNull
public String getName() {
return InspectionGadgetsBundle.message(
"make.class.final.fix.name", className);
}
@Override
protected void doFix(Project project, ProblemDescriptor descriptor) throws IncorrectOperationException {
final PsiElement element = descriptor.getPsiElement();
final PsiClass containingClass = PsiTreeUtil.getParentOfType(element, PsiClass.class);
if (containingClass == null) {
return;
}
final PsiModifierList modifierList = containingClass.getModifierList();
if (modifierList == null) {
return;
}
if (!isOnTheFly()) {
if (ClassInheritorsSearch.search(containingClass).findFirst() != null) {
return;
}
modifierList.setModifierProperty(PsiModifier.FINAL, true);
return;
}
final MultiMap<PsiElement, String> conflicts = new MultiMap();
final Query<PsiClass> search = ClassInheritorsSearch.search(containingClass);
search.forEach(new Processor<PsiClass>() {
@Override
public boolean process(PsiClass aClass) {
conflicts.putValue(containingClass, InspectionGadgetsBundle
.message("0.will.no.longer.be.overridable.by.1", RefactoringUIUtil.getDescription(containingClass, false),
RefactoringUIUtil.getDescription(aClass, false)));
return true;
}
});
final boolean conflictsDialogOK;
if (!conflicts.isEmpty()) {
final ConflictsDialog conflictsDialog = new ConflictsDialog(element.getProject(), conflicts, new Runnable() {
@Override
public void run() {
final AccessToken token = WriteAction.start();
try {
modifierList.setModifierProperty(PsiModifier.FINAL, true);
}
finally {
token.finish();
}
}
});
conflictsDialog.show();
conflictsDialogOK = conflictsDialog.isOK();
} else {
conflictsDialogOK = true;
}
if (conflictsDialogOK) {
modifierList.setModifierProperty(PsiModifier.FINAL, true);
}
}
}
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