001package ball.annotation.processing;
002/*-
003 * ##########################################################################
004 * Utilities
005 * $Id: NoopProcessor.java 5285 2020-02-05 04:23:21Z ball $
006 * $HeadURL: svn+ssh://svn.hcf.dev/var/spool/scm/repository.svn/ball-util/trunk/src/main/java/ball/annotation/processing/NoopProcessor.java $
007 * %%
008 * Copyright (C) 2008 - 2020 Allen D. Ball
009 * %%
010 * Licensed under the Apache License, Version 2.0 (the "License");
011 * you may not use this file except in compliance with the License.
012 * You may obtain a copy of the License at
013 *
014 *      http://www.apache.org/licenses/LICENSE-2.0
015 *
016 * Unless required by applicable law or agreed to in writing, software
017 * distributed under the License is distributed on an "AS IS" BASIS,
018 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
019 * See the License for the specific language governing permissions and
020 * limitations under the License.
021 * ##########################################################################
022 */
023import ball.annotation.ServiceProviderFor;
024import java.util.Collections;
025import java.util.ResourceBundle;
026import java.util.Set;
027import javax.annotation.processing.Processor;
028import javax.annotation.processing.RoundEnvironment;
029import javax.lang.model.element.TypeElement;
030import lombok.NoArgsConstructor;
031import lombok.ToString;
032
033/**
034 * No-op {@link Processor} to silence compilation warnings for 3rd-party
035 * {@link java.lang.annotation.Annotation}s that do not have a processor.
036 *
037 * {@include NoopProcessor.properties}
038 *
039 * @author {@link.uri mailto:ball@hcf.dev Allen D. Ball}
040 * @version $Revision: 5285 $
041 */
042@ServiceProviderFor({ Processor.class })
043@NoArgsConstructor @ToString
044public class NoopProcessor extends AbstractProcessor {
045    private static final ResourceBundle BUNDLE =
046        ResourceBundle.getBundle(NoopProcessor.class.getName());
047
048    @Override
049    public Set<String> getSupportedAnnotationTypes() {
050        return Collections.unmodifiableSet(BUNDLE.keySet());
051    }
052
053    @Override
054    public boolean process(Set<? extends TypeElement> annotations,
055                           RoundEnvironment roundEnv) {
056        return true;
057    }
058}