141 lines
5.0 KiB
Java
141 lines
5.0 KiB
Java
/*
|
|
* Copyright (c) 2004, 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 4992173 4992170
|
|
*
|
|
* @run shell make_src.sh
|
|
* @run shell build.sh
|
|
* @run main/othervm -esa -ea EnclosingClassTest
|
|
*
|
|
* @summary Check getEnclosingClass and other methods
|
|
* @author Peter von der Ah\u00e9
|
|
*/
|
|
|
|
/*
|
|
* We have five kinds of classes:
|
|
* a) Top level classes
|
|
* b) Nested classes (static member classes)
|
|
* c) Inner classes (non-static member classes)
|
|
* d) Local classes (named classes declared within a method)
|
|
* e) Anonymous classes
|
|
*
|
|
* Each one can be within a package or not.
|
|
* Kinds b-e can/must be within kinds a-e.
|
|
* This gives us a three dimensional space:
|
|
* 1. dimension: b-e
|
|
* 2. dimension: a-e
|
|
* 3. dimension: packages
|
|
*
|
|
* We make a two dimensional matrix of (b-e)x(a-e) and change the
|
|
* package configuration on that:
|
|
*
|
|
* b c d e
|
|
* a x x x x
|
|
* b x x x x
|
|
* c o x x x where o means "not legal"
|
|
* d o x x x
|
|
* e o x x x
|
|
*/
|
|
|
|
import java.util.List;
|
|
import java.util.LinkedList;
|
|
import java.lang.reflect.Field;
|
|
import common.TestMe;
|
|
|
|
public class EnclosingClassTest {
|
|
static void info(Class<?> c, Class<?> encClass, String desc) {
|
|
if (!"".equals(desc))
|
|
System.out.println(desc + ":");
|
|
System.out.println(c);
|
|
System.out.println("\tis enclosed by:\t\t" + encClass);
|
|
System.out.println("\thas simple name:\t`" +
|
|
c.getSimpleName() + "'");
|
|
System.out.println("\thas canonical name:\t`" +
|
|
c.getCanonicalName() + "'");
|
|
}
|
|
|
|
static void match(String actual, String expected) {
|
|
assert((actual == null && expected == null) || actual.equals(expected));
|
|
System.out.println("\t`" +
|
|
actual + "' matches expected `" +
|
|
expected + "'");
|
|
}
|
|
|
|
static void check(Class<?> c, Class<?> enc,
|
|
String encName, String encNameExpected,
|
|
String simpleName, String simpleNameExpected,
|
|
String canonicalName, String canonicalNameExpected) {
|
|
match(encName, encNameExpected);
|
|
match(simpleName, simpleNameExpected);
|
|
match(canonicalName, canonicalNameExpected);
|
|
}
|
|
|
|
static void testClass(Class<?> c, TestMe annotation, Field f) {
|
|
if (Void.class.equals(c))
|
|
return;
|
|
Class<?> encClass = c.getEnclosingClass();
|
|
c.getEnclosingMethod(); // make sure it does not crash
|
|
c.getEnclosingConstructor(); // make sure it does not crash
|
|
info(c, encClass, annotation.desc());
|
|
check(c, encClass,
|
|
""+encClass, annotation.encl(),
|
|
c.getSimpleName(), annotation.simple(),
|
|
c.getCanonicalName(),
|
|
annotation.hasCanonical() ? annotation.canonical() : null);
|
|
if (void.class.equals(c))
|
|
return;
|
|
Class<?> array = java.lang.reflect.Array.newInstance(c, 0).getClass();
|
|
check(array, array.getEnclosingClass(),
|
|
"", "",
|
|
array.getSimpleName(), annotation.simple()+"[]",
|
|
array.getCanonicalName(),
|
|
annotation.hasCanonical() ? annotation.canonical()+"[]" : null);
|
|
}
|
|
|
|
static void test(Object tests) {
|
|
for (Field f : tests.getClass().getFields()) {
|
|
TestMe annotation = f.getAnnotation(TestMe.class);
|
|
if (annotation != null) {
|
|
try {
|
|
testClass((Class<?>)f.get(tests), annotation, f);
|
|
} catch (AssertionError ex) {
|
|
System.err.println("Error in " +
|
|
tests.getClass().getName() +
|
|
"." + f.getName());
|
|
throw ex;
|
|
} catch (IllegalAccessException ex) {
|
|
ex.printStackTrace();
|
|
throw new RuntimeException(ex);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
public static void main(String[] args) {
|
|
test(new EnclosingClass());
|
|
test(new pkg1.EnclosingClass());
|
|
test(new pkg1.pkg2.EnclosingClass());
|
|
}
|
|
}
|