/*
* Copyright 2017 Henry Coles
*
* 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.pitest.mutationtest.engine.gregor;
import org.objectweb.asm.AnnotationVisitor;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
/**
* Disables mutations within methods with matching annotations.
*
* The list is currently hard coded to match any annotations named
*
* Generated
* DoNotMutate
* CoverageIgnore
*/
public class AvoidAnnotatedMethodsFilter extends MethodVisitor {
private static final String DISABLE_REASON = "ANNOTATED";
private final MutationContext context;
public AvoidAnnotatedMethodsFilter(final MutationContext context,
final MethodVisitor delegateMethodVisitor) {
super(Opcodes.ASM5, delegateMethodVisitor);
this.context = context;
}
@Override
public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
if (desc.endsWith("Generated;")
|| desc.endsWith("DoNotMutate;")
|| desc.endsWith("CoverageIgnore;") ) {
this.context.disableMutations(DISABLE_REASON);
}
return null;
}
@Override
public void visitEnd() {
this.context.enableMutatations(DISABLE_REASON);
}
}