| /******************************************************************************* |
| * Copyright (c) 2009, 2018 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: |
| * Marc R. Hoffmann - 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 annotated methods. |
| */ |
| abstract class AbstractAnnotatedMethodFilter implements IFilter { |
| private final String descType; |
| |
| /** |
| * Configures a new filter instance. |
| * |
| * @param annotationType |
| * VM type of the annotation |
| */ |
| protected AbstractAnnotatedMethodFilter(final String annotationType) { |
| this.descType = "L" + annotationType + ";"; |
| } |
| |
| public void filter(final String className, final String superClassName, |
| final MethodNode methodNode, final IFilterOutput output) { |
| if (hasAnnotation(methodNode)) { |
| output.ignore(methodNode.instructions.getFirst(), |
| methodNode.instructions.getLast()); |
| } |
| } |
| |
| private boolean hasAnnotation(final MethodNode methodNode) { |
| final List<AnnotationNode> annotations = getAnnotations(methodNode); |
| if (annotations != null) { |
| for (final AnnotationNode annotation : annotations) { |
| if (descType.equals(annotation.desc)) { |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * Retrieves the annotations to search from a method. Depending on the |
| * retention of the annotation this is either |
| * <code>visibleAnnotations</code> or <code>invisibleAnnotations</code>. |
| * |
| * @param methodNode |
| * method to retrieve annotations from |
| * @return list of annotations |
| */ |
| abstract List<AnnotationNode> getAnnotations(final MethodNode methodNode); |
| |
| } |