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/*
* Copyright 2007-2014 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.openapi.project.Project;
import com.intellij.psi.*;
import com.siyeh.InspectionGadgetsBundle;
import com.siyeh.ig.InspectionGadgetsFix;
import com.siyeh.ig.psiutils.FinalUtils;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
public class MakeFieldFinalFix extends InspectionGadgetsFix {
private final String fieldName;
private MakeFieldFinalFix(String fieldName) {
this.fieldName = fieldName;
}
@Nullable
public static InspectionGadgetsFix buildFix(PsiField field) {
if (!FinalUtils.canBeFinal(field)) {
return null;
}
final String name = field.getName();
return new MakeFieldFinalFix(name);
}
@NotNull
public static InspectionGadgetsFix buildFixUnconditional(PsiField field) {
return new MakeFieldFinalFix(field.getName());
}
@Override
@NotNull
public String getName() {
return InspectionGadgetsBundle.message("make.field.final.quickfix",
fieldName);
}
@NotNull
@Override
public String getFamilyName() {
return "Make final";
}
@Override
protected void doFix(Project project, ProblemDescriptor descriptor) {
final PsiElement element = descriptor.getPsiElement();
final PsiField field;
if (element instanceof PsiReferenceExpression) {
final PsiReferenceExpression referenceExpression =
(PsiReferenceExpression)element;
final PsiElement target = referenceExpression.resolve();
if (!(target instanceof PsiField)) {
return;
}
field = (PsiField)target;
}
else {
final PsiElement parent = element.getParent();
if (!(parent instanceof PsiField)) {
return;
}
field = (PsiField)parent;
}
field.normalizeDeclaration();
final PsiModifierList modifierList = field.getModifierList();
if (modifierList == null) {
return;
}
modifierList.setModifierProperty(PsiModifier.VOLATILE, false);
modifierList.setModifierProperty(PsiModifier.FINAL, true);
}
}
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