jdk8-mips64-public/langtools: test/tools/javac/api/T6412669.java@4868a36f6fd8

     1 /*

     2  * Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.

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

     4  *

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

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

     7  * published by the Free Software Foundation.

     8  *

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

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

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

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

    13  * accompanied this code).

    14  *

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

    16  * 2 along with this work; if not, write to the Free Software Foundation,

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

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    24 /*

    25  * @test

    26  * @bug 6412669 6997958

    27  * @summary Should be able to get SourcePositions from 269 world

    28  */

    30 import java.io.*;

    31 import java.net.*;

    32 import java.util.*;

    33 import javax.annotation.*;

    34 import javax.annotation.processing.*;

    35 import javax.lang.model.*;

    36 import javax.lang.model.element.*;

    37 import javax.tools.*;

    38 import com.sun.source.util.*;

    39 import com.sun.tools.javac.api.*;

    41 @SupportedAnnotationTypes("*")

    42 public class T6412669 extends AbstractProcessor {

    43     public static void main(String... args) throws Exception {

    44         File testSrc = new File(System.getProperty("test.src", "."));

    45         File testClasses = new File(System.getProperty("test.classes", "."));

    47         // Determine location of necessary tools classes. Assume all in one place.

    48         // Likely candidates are typically tools.jar (when testing JDK build)

    49         // or build/classes or dist/javac.jar (when testing langtools, using -Xbootclasspath/p:)

    50         File toolsClasses;

    51         URL u = T6412669.class.getClassLoader().getResource("com/sun/source/util/JavacTask.class");

    52         switch (u.getProtocol()) {

    53             case "file":

    54                 toolsClasses = new File(u.toURI());

    55                 break;

    56             case "jar":

    57                 String s = u.getFile(); // will be file:path!/entry

    58                 int sep = s.indexOf("!");

    59                 toolsClasses = new File(new URI(s.substring(0, sep)));

    60                 break;

    61             default:

    62                 throw new AssertionError("Cannot locate tools classes");

    63         }

    64         //System.err.println("toolsClasses: " + toolsClasses);

    66         JavacTool tool = JavacTool.create();

    67         StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);

    68         fm.setLocation(StandardLocation.CLASS_PATH, Arrays.asList(testClasses, toolsClasses));

    69         Iterable<? extends JavaFileObject> files =

    70             fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, T6412669.class.getName()+".java")));

    71         String[] opts = { "-proc:only", "-processor", T6412669.class.getName()};

    72         StringWriter sw = new StringWriter();

    73         JavacTask task = tool.getTask(sw, fm, null, Arrays.asList(opts), null, files);

    74         boolean ok = task.call();

    75         String out = sw.toString();

    76         if (!out.isEmpty())

    77             System.err.println(out);

    78         if (!ok)

    79             throw new AssertionError("compilation of test program failed");

    80         // verify we found an annotated element to exercise the SourcePositions API

    81         if (!out.contains("processing element"))

    82             throw new AssertionError("expected text not found in compilation output");

    83     }

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

    86         Trees trees = Trees.instance(processingEnv);

    87         SourcePositions sp = trees.getSourcePositions();

    88         Messager m = processingEnv.getMessager();

    89         m.printMessage(Diagnostic.Kind.NOTE, "processing annotations");

    90         int count = 0;

    91         for (TypeElement anno: annotations) {

    92             count++;

    93             m.printMessage(Diagnostic.Kind.NOTE, "  processing annotation " + anno);

    94             for (Element e: roundEnv.getElementsAnnotatedWith(anno)) {

    95                 m.printMessage(Diagnostic.Kind.NOTE, "    processing element " + e);

    96                 TreePath p = trees.getPath(e);

    97                 long start = sp.getStartPosition(p.getCompilationUnit(), p.getLeaf());

    98                 long end = sp.getEndPosition(p.getCompilationUnit(), p.getLeaf());

    99                 Diagnostic.Kind k = (start > 0 && end > 0 && start < end

   100                                      ? Diagnostic.Kind.NOTE : Diagnostic.Kind.ERROR);

   101                 m.printMessage(k, "test [" + start + "," + end + "]", e);

   102             }

   103         }

   104         if (count == 0)

   105             m.printMessage(Diagnostic.Kind.NOTE, "no annotations found");

   106         return true;

   107     }

   109     @Override

   110     public SourceVersion getSupportedSourceVersion() {

   111         return SourceVersion.latest();

   112     }

   113 }

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