public TYPE_1 add ( TYPE_2 key , TYPE_1 value ) { if ( ( this . put ( key , value ) ) != null ) throw new TYPE_3 ( ( STRING_1 + key ) ) ; return null ; }
public TYPE_1 add ( TYPE_2 key , TYPE_1 value ) { if ( ( super . put ( key , value ) ) != null ) throw new TYPE_3 ( ( STRING_1 + key ) ) ; return null ; }