question: copies a file . concode_field_sep int COPY_BUF_SIZE concode_elem_sep Charset charset concode_field_sep void setCharset concode_elem_sep boolean isFilenameValid concode_elem_sep byte[] readByteStream concode_elem_sep byte[] readByteStream concode_elem_sep String readStreamAsString concode_elem_sep String readStreamAsString concode_elem_sep void writeCharStream concode_elem_sep char[] readStreamAsCharArray concode_elem_sep char[] readStreamAsCharArray concode_elem_sep byte[] readInputStream concode_elem_sep Charset getCharset concode_elem_sep void deleteDir concode_elem_sep void deleteDir concode_elem_sep void writeString concode_elem_sep void writeString concode_elem_sep void writeByteStream concode_elem_sep void writeByteStream
target: void function ( String arg0 , String arg1 , int arg2 ) { InputStream loc0 = new FileInputStream ( new File ( arg0 ) ) ; OutputStream loc1 = new FileOutputStream ( new File ( arg1 ) ) ; byte [ ] loc2 = new byte [ arg2 ] ; int loc3 ; while ( ( loc3 = loc0 . read ( loc2 ) ) > 0 ) { loc1 . write ( loc2 , 0 , loc3 ) ; } loc0 . close ( ) ; loc1 . close ( ) ; }