001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.camel.impl.scan;
018    
019    import java.lang.annotation.Annotation;
020    import java.util.Set;
021    
022    import org.apache.camel.spi.PackageScanFilter;
023    import org.apache.camel.util.ObjectHelper;
024    
025    /**
026     * Package scan filter for testing if a given class is annotated with any of the annotations.
027     */
028    public class AnnotatedWithAnyPackageScanFilter implements PackageScanFilter {
029        private Set<Class<? extends Annotation>> annotations;
030        private boolean checkMetaAnnotations;
031    
032        public AnnotatedWithAnyPackageScanFilter(Set<Class<? extends Annotation>> annotations) {
033            this(annotations, false);
034        }
035    
036        public AnnotatedWithAnyPackageScanFilter(Set<Class<? extends Annotation>> annotations, boolean checkMetaAnnotations) {
037            this.annotations = annotations;
038            this.checkMetaAnnotations = checkMetaAnnotations;
039        }
040    
041        public boolean matches(Class<?> type) {
042            if (type == null) {
043                return false;
044            }
045            for (Class<? extends Annotation> annotation : annotations) {
046                if (ObjectHelper.hasAnnotation(type, annotation, checkMetaAnnotations)) {
047                    return true;
048                }
049            }
050            return false;
051        }
052    
053        @Override
054        public String toString() {
055            return "annotated with any @[" + annotations + "]";
056        }
057    }