merge quoted strings : ` a ' ` b ' - > ` ab ' ; ` a '' b ' ` c ' - > ` a '' bc ' concode_field_sep PlaceHolder placeHolder concode_field_sep String formatPercent concode_elem_sep Long minMaxInt concode_elem_sep String getExecDir concode_elem_sep String convertSqlDatetimeFormat concode_elem_sep Date toDate concode_elem_sep String formatTime concode_elem_sep String unquoteString concode_elem_sep String quoteString concode_elem_sep String formatSizeInBytes concode_elem_sep String formatSizeInBytes concode_elem_sep String formatCnt concode_elem_sep String formatCnt concode_elem_sep Timestamp toTimestamp concode_elem_sep String minMaxString concode_elem_sep String formatBytesPerSec concode_elem_sep Date minMaxDate concode_elem_sep String toString concode_elem_sep String join
String function ( String arg0 , String arg1 ) { if ( arg0 == null || arg1 == null ) { return null ; } int loc0 = arg0 . length ( ) ; int loc1 = arg1 . length ( ) ; if ( loc0 == 0 || loc1 == 0 ) { return arg0 ; } return arg0 . substring ( 0 , loc0 - 1 ) + arg1 . substring ( 1 ) ; }