public java.lang.String toString ( ) { java.lang.StringBuilder str = new java.lang.StringBuilder ( ) ; str . append ( this . get ( 0 ) ) ; for ( int i = 1 ; i < ( this . size ( ) ) ; i ++ ) { str . append ( STRING_1 ) ; str . append ( this . get ( i ) ) ; } return str . toString ( ) ; }

public java.lang.String toString ( ) { java.lang.StringBuilder str = new java.lang.StringBuilder ( ) ; if ( ( this . size ( ) ) == 0 ) { return null ; } str . append ( this . get ( 0 ) ) ; for ( int i = 1 ; i < ( this . size ( ) ) ; i ++ ) { str . append ( STRING_1 ) . append ( this . get ( i ) ) ; } return str . toString ( ) ; }
