org.mutabilitydetector.checkers.PublishedNonFinalFieldChecker Maven / Gradle / Ivy

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Lightweight analysis tool for detecting mutability in Java classes.

There is a newer version: 0.10.6

/*
 *    Copyright (c) 2008-2011 Graham Allan
 *
 *   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 org.mutabilitydetector.checkers;

import static org.mutabilitydetector.checkers.AccessModifierQuery.field;
import static org.mutabilitydetector.locations.FieldLocation.fieldLocation;

import org.mutabilitydetector.MutabilityReason;
import org.mutabilitydetector.locations.ClassLocation;
import org.objectweb.asm.FieldVisitor;

public final class PublishedNonFinalFieldChecker extends AbstractMutabilityChecker {

    @Override
    public FieldVisitor visitField(int access, String name, String desc, String signature, Object value) {
        if (field(access).isNotPrivate() && field(access).isNotFinal()) {
            addResult("Field is visible outwith this class, and is not declared final.",
                    fieldLocation(name, ClassLocation.fromInternalName(ownerClass)),
                    MutabilityReason.PUBLISHED_NON_FINAL_FIELD);
        }
        return super.visitField(access, name, desc, signature, value);
    }
}