jodd-core/src/main/java/jodd/util/ClassUtil.java
public static boolean isInstanceOf(final Object object, final Class target) {
		if (object == null || target == null) {
			return false;
		}
		return target.isInstance(object);
	}
public static boolean isInstanceOf(final Object object, final Class target) {
		if (object == null || target == null) {
			return false;
		}
		return target.isInstance(object);
	}
Safe version of <code>isInstance</code>, returns <code>false</code>
if any of the arguments is <code>null</code>.