question: void appendArrayType ( StringBuilder sb , Class [ ] objs ) { if ( objs . length > 0 ) { appendArrayType ( sb , objs [ 0 ] ) ; for ( int i = 1 ; i < objs . length ; i ++ ) { sb . append ( ',' ) ; appendArrayType ( sb , objs [ i ] ) ; } } }
target:  Appends names of the specified array classes to the buffer. The array elements may represent a simple type, a reference type or an array type. Output format: java.lang.Object[], java.io.File, void