/** Checks if the given <code>type</code> implements/extends <code>className</code>. */
public static boolean doesImplement(IResource resource, IType type, String className) {
if (resource == null || type == null || className == null) {
return false;
}
if (className.startsWith("java.") || className.startsWith("javax.")) {
try {
ClassLoader cls = getClassLoader(resource.getProject(), null);
Class<?> typeClass = cls.loadClass(type.getFullyQualifiedName('$'));
Class<?> interfaceClass = cls.loadClass(className);
return typeClass.equals(interfaceClass) || interfaceClass.isAssignableFrom(typeClass);
} catch (Throwable e) {
// ignore this and fall back to JDT does implement checks
}
}
if (System.getProperty(TypeHierarchyEngine.ENABLE_PROPERTY, "true").equals("true")) {
return SpringCore.getTypeHierarchyEngine().doesImplement(type, className, true)
|| SpringCore.getTypeHierarchyEngine().doesExtend(type, className, true);
} else {
return doesImplementWithJdt(resource, type, className);
}
}
