Mercurial > jdk8-mips64-public > langtools / file revision

 /*

  * Copyright 2010 Sun Microsystems, Inc.  All Rights Reserved.

  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

  *

  * This code is free software; you can redistribute it and/or modify it

  * under the terms of the GNU General Public License version 2 only, as

  * published by the Free Software Foundation.

  *

  * This code is distributed in the hope that it will be useful, but WITHOUT

  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

  * version 2 for more details (a copy is included in the LICENSE file that

  * accompanied this code).

  *

  * You should have received a copy of the GNU General Public License version

  * 2 along with this work; if not, write to the Free Software Foundation,

  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

  *

  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

  * CA 95054 USA or visit www.sun.com if you need additional information or

  * have any questions.

  */

 import java.io.*;

 import java.util.*;

 import javax.annotation.processing.*;

 import javax.lang.model.element.*;

 import javax.lang.model.SourceVersion;

 import javax.tools.Diagnostic.Kind;

 /*

  * @test

  * @bug 6499119

  * @summary Created package-info class file modeled improperly

  * @compile ClassProcessor.java package-info.java

  * @compile/process -cp . -processor ClassProcessor -Akind=java  java.lang.Object

  * @compile/process -cp . -processor ClassProcessor -Akind=class java.lang.Object

  */

 @SupportedOptions({ "gen", "expect" })

 @SupportedAnnotationTypes({"*"})

 public class ClassProcessor extends AbstractProcessor {

     int round = 1;

     public SourceVersion getSupportedSourceVersion() {

         return SourceVersion.latest();

     }

     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {

         if (round == 1) {

             System.out.println("-- Round 1 --");

             createPackageFile();

         } else if (round == 2) {

             boolean found_foo_A = false;

             System.out.println("-- Round 2 --");

             for(Element e: roundEnv.getRootElements()) {

                 System.out.println("ElementKind: " + e.getKind());

                 System.out.println("Modifiers:   " + e.getModifiers());

                 System.out.println("Annotations: " + e.getAnnotationMirrors());

                 if (e.getAnnotationMirrors().toString().equals("@foo.A")) {

                     found_foo_A = true;

                     checkEqual("ElementKind", e.getKind().toString(), "PACKAGE");

                     checkEqual("Modifiers",   e.getModifiers().toString(), "[]");

                 }

             }

             if (!found_foo_A)

                 error("did not find @foo.A");

         }

         round++;

         return true;

     }

     private void createPackageFile() {

         Filer filer = processingEnv.getFiler();

         String kind = processingEnv.getOptions().get("kind");

         File pkgInfo;

         if (kind.equals("java"))

             pkgInfo = new File(System.getProperty("test.src"),     "package-info.java");

         else

             pkgInfo = new File(System.getProperty("test.classes"), "foo/package-info.class");

         byte[] bytes = new byte[(int) pkgInfo.length()];

         DataInputStream in = null;

         try {

             in = new DataInputStream(new FileInputStream(pkgInfo));

             in.readFully(bytes);

         } catch (IOException ioe) {

             error("Couldn't read package info file: " + ioe);

         } finally {

             if(in != null) {

                 try {

                     in.close();

                 } catch (IOException e) {

                     error("InputStream closing failed: " + e);

                 }

             }

         }

         OutputStream out = null;

         try {

             if (kind.equals("java"))

                 out = filer.createSourceFile("foo.package-info").openOutputStream();

             else

                 out = filer.createClassFile("foo.package-info").openOutputStream();

             out.write(bytes, 0, bytes.length);

         } catch (IOException ioe) {

             error("Couldn't create package info file: " + ioe);

         } finally {

             if(out != null) {

                 try {

                     out.close();

                 } catch (IOException e) {

                     error("OutputStream closing failed: " + e);

                 }

             }

         }

     }

     private void checkEqual(String label, String actual, String expect) {

         if (!actual.equals(expect)) {

             error("Unexpected value for " + label + "; actual=" + actual + ", expected=" + expect);

         }

     }

     private void error(String msg) {

         Messager messager = processingEnv.getMessager();

         messager.printMessage(Kind.ERROR, msg);

     }

 }