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/*******************************************************************************
* Copyright (c) 2009, 2019 Mountainminds GmbH & Co. KG and Contributors
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Evgeny Mandrikov - initial API and implementation
*
*******************************************************************************/
package org.jacoco.core.internal.analysis.filter;
import java.util.List;
import org.objectweb.asm.tree.AnnotationNode;
import org.objectweb.asm.tree.MethodNode;
/**
* Filters classes and methods annotated with
* {@link java.lang.annotation.RetentionPolicy#RUNTIME runtime visible} and
* {@link java.lang.annotation.RetentionPolicy#CLASS invisible} annotation whose
* simple name contains <code>Generated</code>.
*/
public final class AnnotationGeneratedFilter implements IFilter {
public void filter(final MethodNode methodNode,
final IFilterContext context, final IFilterOutput output) {
for (String annotation : context.getClassAnnotations()) {
if (matches(annotation)) {
output.ignore(methodNode.instructions.getFirst(),
methodNode.instructions.getLast());
return;
}
}
if (presentIn(methodNode.invisibleAnnotations)
|| presentIn(methodNode.visibleAnnotations)) {
output.ignore(methodNode.instructions.getFirst(),
methodNode.instructions.getLast());
}
}
private static boolean matches(final String annotation) {
final String name = annotation
.substring(Math.max(annotation.lastIndexOf('/'),
annotation.lastIndexOf('$')) + 1);
return name.contains("Generated");
}
private static boolean presentIn(final List<AnnotationNode> annotations) {
if (annotations != null) {
for (AnnotationNode annotation : annotations) {
if (matches(annotation.desc)) {
return true;
}
}
}
return false;
}
}
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