/*
* Copyright (c) 2011, 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.
*
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*/
/*
* @test
* @bug 6930508
* @summary Passing nested class names on javac command line interfere with subsequent name -> class lookup
* @library ../../../lib
* @build JavacTestingAbstractProcessor p.NestedExamples Test
* @run main Test
*/
import java.io.*;
import java.util.*;
import javax.annotation.processing.RoundEnvironment;
import javax.lang.model.element.TypeElement;
import javax.lang.model.util.ElementFilter;
import javax.tools.*;
import p.NestedExamples;
public class Test extends JavacTestingAbstractProcessor {
public static void main(String... args) throws Exception {
new Test().run();
}
void run() throws Exception {
NestedExamples e = new NestedExamples();
List<String> names = getNames(e.getClasses());
test(names);
test(reverse(names));
names = Arrays.asList(e.getClassNames());
test(names);
test(reverse(names));
if (errors > 0)
throw new RuntimeException(errors + " errors occurred");
}
List<String> getNames(Class<?>[] classes) {
List<String> names = new ArrayList<String>();
for (Class<?> c: classes)
names.add(c.getName());
return names;
}
void test(List<String> names) throws Exception {
System.err.println("test: " + names);
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null);
File testClasses = new File(System.getProperty("test.classes"));
fm.setLocation(StandardLocation.CLASS_PATH, Arrays.asList(testClasses));
JavaCompiler.CompilationTask task = compiler.getTask(
null, null, null, Arrays.asList("-proc:only"), names, null);
task.setProcessors(Arrays.asList(new Test()));
boolean ok = task.call();
if (!ok)
error("compilation failed");
System.err.println();
}
<T> List<T> reverse(List<T> list) {
List<T> newList = new ArrayList<T>(list);
Collections.reverse(newList);
return newList;
}
int errors = 0;
void error(String msg) {
System.out.println("Error: " + msg);
errors++;
}
//----------
public boolean process(Set<? extends TypeElement> annotations,
RoundEnvironment roundEnv) {
if (!roundEnv.processingOver()) {
for (TypeElement typeElt : ElementFilter.typesIn(roundEnv.getRootElements())) {
messager.printMessage(Diagnostic.Kind.NOTE, "processing " + typeElt);
}
}
return true;
}
}