duke@1: /*
ohair@554:  * Copyright (c) 2004, 2007, Oracle and/or its affiliates. All rights reserved.
duke@1:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1:  *
duke@1:  * This code is free software; you can redistribute it and/or modify it
duke@1:  * under the terms of the GNU General Public License version 2 only, as
duke@1:  * published by the Free Software Foundation.
duke@1:  *
duke@1:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@1:  * version 2 for more details (a copy is included in the LICENSE file that
duke@1:  * accompanied this code).
duke@1:  *
duke@1:  * You should have received a copy of the GNU General Public License version
duke@1:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@1:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1:  *
ohair@554:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554:  * or visit www.oracle.com if you need additional information or have any
ohair@554:  * questions.
duke@1:  */
duke@1: 
duke@1: 
duke@1: import com.sun.mirror.apt.*;
duke@1: import com.sun.mirror.declaration.*;
duke@1: import com.sun.mirror.type.*;
duke@1: import com.sun.mirror.util.*;
duke@1: 
duke@1: import java.util.Collection;
duke@1: import java.util.Set;
duke@1: import java.util.Map;
duke@1: import java.util.Arrays;
duke@1: 
duke@1: 
duke@1: import static java.util.Collections.*;
duke@1: import static com.sun.mirror.util.DeclarationVisitors.*;
duke@1: 
duke@1: /*
duke@1:  * Construct a processor that does nothing but report a warning.
duke@1:  */
duke@1: public class WarnAPF implements AnnotationProcessorFactory {
duke@1:     static class WarnAP implements AnnotationProcessor {
duke@1:         AnnotationProcessorEnvironment env;
duke@1:         WarnAP(AnnotationProcessorEnvironment env) {
duke@1:             this.env = env;
duke@1:         }
duke@1: 
duke@1:         public void process() {
duke@1:             Messager messager = env.getMessager();
duke@1:             messager.printWarning("Beware the ides of March!");
duke@1: 
duke@1:             for(TypeDeclaration typeDecl : env.getSpecifiedTypeDeclarations()) {
duke@1:                 messager.printNotice(typeDecl.getPosition(),  "You are about to be warned");
duke@1:                 messager.printWarning(typeDecl.getPosition(), "Strange class name");
duke@1: 
duke@1:                 for(AnnotationMirror annotMirror : typeDecl.getAnnotationMirrors()) {
duke@1:                     messager.printNotice("MIRROR " + annotMirror.getPosition().toString());
duke@1: 
duke@1:                      Map<AnnotationTypeElementDeclaration,AnnotationValue> map =
duke@1:                          annotMirror.getElementValues();
duke@1:                      if (map.keySet().size() > 0)
duke@1:                          for(AnnotationTypeElementDeclaration key : map.keySet() ) {
duke@1:                              AnnotationValue annotValue = map.get(key);
duke@1:                              Object o = annotValue.getValue();
duke@1:                              // asserting getPosition is non-null
duke@1:                              messager.printNotice("VALUE " + annotValue.getPosition().toString());
duke@1:                          }
duke@1:                      else {
duke@1:                          Collection<AnnotationTypeElementDeclaration> ateds =
duke@1:                          annotMirror.getAnnotationType().getDeclaration().getMethods();
duke@1:                          for(AnnotationTypeElementDeclaration ated : ateds ) {
duke@1:                              AnnotationValue annotValue = ated.getDefaultValue();
duke@1:                              Object o = annotValue.getValue();
duke@1:                              messager.printNotice("VALUE " + "HelloAnnotation.java:5");
duke@1:                          }
duke@1:                      }
duke@1:                 }
duke@1:             }
duke@1:         }
duke@1:     }
duke@1: 
duke@1:     static final Collection<String> supportedTypes;
duke@1:     static {
duke@1:         String types[] = {"*"};
duke@1:         supportedTypes = unmodifiableCollection(Arrays.asList(types));
duke@1:     }
duke@1:     public Collection<String> supportedAnnotationTypes() {return supportedTypes;}
duke@1: 
duke@1:     static final Collection<String> supportedOptions;
duke@1:     static {
duke@1:         String options[] = {""};
duke@1:         supportedOptions = unmodifiableCollection(Arrays.asList(options));
duke@1:     }
duke@1:     public Collection<String> supportedOptions() {return supportedOptions;}
duke@1: 
duke@1:     public AnnotationProcessor getProcessorFor(Set<AnnotationTypeDeclaration> atds,
duke@1:                                                AnnotationProcessorEnvironment env) {
duke@1:         return new WarnAP(env);
duke@1:     }
duke@1: }