public T getObject(String key) {
        if (this.objects.containsKey(key)) {
            return this.objects.get(key);
        }
        return null;
    }
public T getObject ( String key ) { if ( this . objects . containsKey ( key ) ) { return this . objects . get ( key ) ; } return null ; }
Gets the object registered by the given key, not a clone of the object

@param key is the unique name by which objects are registered
@return the object registered by the given key