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/*
* Copyright (c) 2019, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8218152
* @summary A bad annotation processor class file should fail with an error
* @author Steven Groeger
*
* @library /tools/lib /tools/javac/lib
* @modules
* jdk.compiler/com.sun.tools.javac.api
* jdk.compiler/com.sun.tools.javac.main
* @build toolbox.ToolBox toolbox.JavacTask JavacTestingAbstractProcessor
* @run main MalformedAnnotationProcessorTests
*/
import java.io.RandomAccessFile;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;
import javax.annotation.processing.Processor;
import toolbox.JavacTask;
import toolbox.Task;
import toolbox.Task.Expect;
import toolbox.TestRunner;
import toolbox.ToolBox;
public class MalformedAnnotationProcessorTests extends TestRunner{
public static void main(String... args) throws Exception {
new MalformedAnnotationProcessorTests().runTests(
m -> new Object[] { Paths.get(m.getName()) }
);
}
private ToolBox tb = new ToolBox();
public MalformedAnnotationProcessorTests() {
super(System.err);
}
@Test
public void testBadAnnotationProcessor(Path base) throws Exception {
Path apDir = base.resolve("annoprocessor");
tb.writeFile(apDir.resolve("META-INF").resolve("services")
.resolve(Processor.class.getCanonicalName()), "BadAnnoProcessor");
tb.writeFile(apDir.resolve("BadAnnoProcessor.class"), "badannoprocessor");
Path src = base.resolve("src");
Path classes = base.resolve("classes");
Files.createDirectories(classes);
tb.writeJavaFiles(src, "package test; public class Test {}");
List<String> actualErrors =
new JavacTask(tb)
.options("-XDrawDiagnostics",
"-classpath", "",
"-sourcepath", src.toString(),
"-processorpath", apDir.toString())
.outdir(classes)
.files(tb.findJavaFiles(src))
.run(Expect.FAIL)
.writeAll()
.getOutputLines(Task.OutputKind.DIRECT);
System.out.println(actualErrors.get(0));
if (!actualErrors.get(0).contains("- compiler.err.proc.cant.load.class: " +
"Incompatible magic value")) {
throw new AssertionError("Unexpected errors reported: " + actualErrors);
}
}
@Test
public void testMissingAnnotationProcessor(Path base) throws Exception {
Path apDir = base.resolve("annoprocessor");
tb.writeFile(apDir.resolve("META-INF").resolve("services").resolve(Processor.class.getCanonicalName()),
"MissingAnnoProcessor");
Path src = base.resolve("src");
Path classes = base.resolve("classes");
Files.createDirectories(classes);
tb.writeJavaFiles(src, "package test; public class Test {}");
List<String> actualErrors =
new JavacTask(tb)
.options("-XDrawDiagnostics",
"-classpath", "",
"-sourcepath", src.toString(),
"-processorpath", apDir.toString())
.outdir(classes)
.files(tb.findJavaFiles(src))
.run(Expect.FAIL)
.writeAll()
.getOutputLines(Task.OutputKind.DIRECT);
if (!actualErrors.get(0).contains("- compiler.err.proc.bad.config.file: " +
"javax.annotation.processing.Processor: Provider MissingAnnoProcessor not found")) {
throw new AssertionError("Unexpected errors reported: " + actualErrors);
}
}
@Test
public void testWrongClassFileVersion(Path base) throws Exception {
Path apDir = base.resolve("ap");
tb.writeFile(apDir.resolve("META-INF").resolve("services").resolve(Processor.class.getCanonicalName()),
"WrongClassFileVersion");
new JavacTask(tb)
.outdir(apDir)
.sources("class WrongClassFileVersion {}")
.run()
.writeAll();
increaseMajor(apDir.resolve("WrongClassFileVersion.class"), 1);
Path src = base.resolve("src");
Path classes = base.resolve("classes");
Files.createDirectories(classes);
tb.writeJavaFiles(src, "package test; public class Test {}");
List<String> actualErrors =
new JavacTask(tb)
.options("-XDrawDiagnostics",
"-classpath", "",
"-sourcepath", src.toString(),
"-processorpath", apDir.toString())
.outdir(classes)
.files(tb.findJavaFiles(src))
.run(Expect.FAIL)
.writeAll()
.getOutputLines(Task.OutputKind.DIRECT);
if (!actualErrors.get(0).contains("- compiler.err.proc.cant.load.class: " +
"WrongClassFileVersion has been compiled by a more recent version")) {
throw new AssertionError("Unexpected errors reported: " + actualErrors);
}
}
// Increase class file cfile's major version by delta
// (note: based on test/langtools/tools/javac/6330997/T6330997.java)
static void increaseMajor(Path cfile, int delta) {
try (RandomAccessFile cls =
new RandomAccessFile(cfile.toFile(), "rw");
FileChannel fc = cls.getChannel()) {
ByteBuffer rbuf = ByteBuffer.allocate(2);
fc.read(rbuf, 6);
ByteBuffer wbuf = ByteBuffer.allocate(2);
wbuf.putShort(0, (short)(rbuf.getShort(0) + delta));
fc.write(wbuf, 6);
fc.force(false);
} catch (Exception e){
throw new RuntimeException("Failed: unexpected exception");
}
}
}
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