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/*
* Copyright (c) 2014, 2016, 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 8042251
* @summary Test that outer_class_info_index of local and anonymous class is zero.
* @library /tools/lib /tools/javac/lib ../lib
* @modules jdk.compiler/com.sun.tools.javac.api
* jdk.compiler/com.sun.tools.javac.main
* jdk.jdeps/com.sun.tools.classfile
* @build toolbox.ToolBox InMemoryFileManager TestResult TestBase
* @run main InnerClassesIndexTest
*/
import java.io.File;
import java.io.FilenameFilter;
import java.util.HashSet;
import java.util.Set;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import com.sun.tools.classfile.Attribute;
import com.sun.tools.classfile.ClassFile;
import com.sun.tools.classfile.InnerClasses_attribute;
import com.sun.tools.classfile.InnerClasses_attribute.Info;
public class InnerClassesIndexTest extends TestResult {
public static void main(String[] args) throws TestFailedException {
new InnerClassesIndexTest().test();
}
private boolean isExcluded(String className) {
return !className.startsWith(InnerClassesIndexTest.class.getName())
|| "InnerClassesIndexTest$Inner".equals(className);
}
private Set<String> getInnerClasses() {
FilenameFilter filter = (dir, name) -> name.matches("InnerClassesIndexTest\\$.*\\.class");
return Stream.of(getClassDir().listFiles(filter))
.map(File::getName)
.map(s -> s.replace(".class", ""))
.collect(Collectors.toSet());
}
public void test() throws TestFailedException {
try {
addTestCase("Source is InnerClassesIndexTest.java");
ClassFile classFile = readClassFile(InnerClassesIndexTest.class);
InnerClasses_attribute attr = (InnerClasses_attribute)
classFile.getAttribute(Attribute.InnerClasses);
Set<String> foundClasses = new HashSet<>();
for (Info info : attr.classes) {
String innerName = classFile.constant_pool.
getClassInfo(info.inner_class_info_index).getBaseName();
echo("Testing class : " + innerName);
if (isExcluded(innerName)) {
echo("Ignored : " + innerName);
continue;
}
foundClasses.add(innerName);
checkEquals(info.outer_class_info_index, 0,
"outer_class_info_index of " + innerName);
if (innerName.matches("\\$\\d+")) {
checkEquals(info.inner_name_index, 0,
"inner_name_index of anonymous class");
}
}
Set<String> expectedClasses = getInnerClasses();
expectedClasses.remove("InnerClassesIndexTest$Inner");
checkEquals(foundClasses, expectedClasses, "All classes are found");
} catch (Exception e) {
addFailure(e);
} finally {
checkStatus();
}
}
static class Inner {
}
Inner inner1 = new Inner() {
};
static Inner inner2 = new Inner() {
};
Runnable r = () -> {
class Local {
}
new Local() {
};
};
public void local() {
class Local {
}
new Local() {
};
}
public InnerClassesIndexTest() {
class Local {
}
new Local() {
};
}
{
class Local {
}
new Local() {
};
}
static {
class Local {
}
new Local() {
};
}
}
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