/**
* Returns if the given {@link IJavaElement} is externally visible <br>
* <br>
* Changes to the logic here must also be made in the {@link TagValidator} to ensure the
* visibility is computed equally.
*
* @see TagValidator
* @param element
* @return <code>true</code> if the given element is visible <code>false</code> otherwise
* @throws JavaModelException if a model lookup fails
*/
boolean isVisible(IJavaElement element) throws JavaModelException {
if (element != null) {
switch (element.getElementType()) {
case IJavaElement.FIELD:
case IJavaElement.METHOD:
{
IMember member = (IMember) element;
int flags = member.getFlags();
IType type = member.getDeclaringType();
if (Flags.isPublic(flags)
|| Flags.isProtected(flags)
|| (type != null && type.isInterface())) {
return isVisible(type);
}
break;
}
case IJavaElement.TYPE:
{
IType type = (IType) element;
int flags = type.getFlags();
if (type.isLocal() && !type.isAnonymous() || Flags.isPrivate(flags)) {
return false;
}
if (type.isMember()) {
if ((Flags.isPublic(flags) && Flags.isStatic(flags))
|| Flags.isPublic(flags)
|| Flags.isProtected(flags)
|| type.isInterface()) {
return isVisible(type.getDeclaringType());
}
} else {
return Flags.isPublic(flags) || type.isInterface();
}
break;
}
default:
{
break;
}
}
}
return false;
}
protected static final boolean isStatic(IMember member) throws JavaModelException {
return Flags.isStatic(member.getFlags());
}