gets the hash code of an object returning zero when the object is null . objectutils.hashcode null = 0 objectutils.hashcode obj = obj.hashcode concode_field_sep Null NULL concode_elem_sep long serialVersionUID concode_field_sep Object defaultIfNull concode_elem_sep Object readResolve concode_elem_sep boolean equals concode_elem_sep String identityToString concode_elem_sep void identityToString concode_elem_sep String toString concode_elem_sep String toString
int function ( Object arg0 ) { return ( arg0 == null ) ? 0 : arg0 . hashCode ( ) ; }