public static String isLocalType(Class<?> type) {
/* As per [JACKSON-187], GAE seems to throw SecurityExceptions
* here and there... and GAE itself has a bug, too
* (see []). Bah.
*/
try {
// one more: method locals, anonymous, are not good:
if (type.getEnclosingMethod() != null) {
return "local/anonymous";
}
/* But how about non-static inner classes? Can't construct
* easily (theoretically, we could try to check if parent
* happens to be enclosing... but that gets convoluted)
*/
if (type.getEnclosingClass() != null) {
if (!Modifier.isStatic(type.getModifiers())) {
return "non-static member class";
}
}
} catch (SecurityException e) {
} catch (NullPointerException e) {
}
return null;
}
@Test
public void testEnclosingMethod() throws Exception {
for (Class<?> type : standardTypes) {
Matcher<MethodDescription> matcher;
if (type.getEnclosingMethod() != null) {
matcher =
CoreMatchers.<MethodDescription>is(
new MethodDescription.ForLoadedMethod(type.getEnclosingMethod()));
} else if (type.getEnclosingConstructor() != null) {
matcher =
CoreMatchers.<MethodDescription>is(
new MethodDescription.ForLoadedConstructor(type.getEnclosingConstructor()));
} else {
matcher = nullValue(MethodDescription.class);
}
assertThat(describe(type).getEnclosingMethod(), matcher);
}
}