question: public void write ( String content , boolean preserveSpaces ) throws IOException { checkClosed ( ) ; checkInit ( ) ; if ( content == null ) { content = "" ; } if ( ! firstColumn ) { outputStream . write ( userSettings . Delimiter ) ; } boolean textQualify = userSettings . ForceQualifier ; if ( ! preserveSpaces && content . length ( ) > 0 ) { content = content . trim ( ) ; } if ( ! textQualify && userSettings . UseTextQualifier && ( content . indexOf ( userSettings . TextQualifier ) > - 1 || content . indexOf ( userSettings . Delimiter ) > - 1 || ( ! useCustomRecordDelimiter && ( content . indexOf ( Letters . LF ) > - 1 || content . indexOf ( Letters . CR ) > - 1 ) ) || ( useCustomRecordDelimiter && content . indexOf ( userSettings . RecordDelimiter ) > - 1 ) || ( firstColumn && content . length ( ) > 0 && content . charAt ( 0 ) == userSettings . Comment ) || ( firstColumn && content . length ( ) == 0 ) ) ) { textQualify = true ; } if ( userSettings . UseTextQualifier && ! textQualify && content . length ( ) > 0 && preserveSpaces ) { char firstLetter = content . charAt ( 0 ) ; if ( firstLetter == Letters . SPACE || firstLetter == Letters . TAB ) { textQualify = true ; } if ( ! textQualify && content . length ( ) > 1 ) { char lastLetter = content . charAt ( content . length ( ) - 1 ) ; if ( lastLetter == Letters . SPACE || lastLetter == Letters . TAB ) { textQualify = true ; } } } if ( textQualify ) { outputStream . write ( userSettings . TextQualifier ) ; if ( userSettings . EscapeMode == ESCAPE_MODE_BACKSLASH ) { content = replace ( content , "" + Letters . BACKSLASH , "" + Letters . BACKSLASH + Letters . BACKSLASH ) ; content = replace ( content , "" + userSettings . TextQualifier , "" + Letters . BACKSLASH + userSettings . TextQualifier ) ; } else { content = replace ( content , "" + userSettings . TextQualifier , "" + userSettings . TextQualifier + userSettings . TextQualifier ) ; } } else if ( userSettings . EscapeMode == ESCAPE_MODE_BACKSLASH ) { content = replace ( content , "" + Letters . BACKSLASH , "" + Letters . BACKSLASH + Letters . BACKSLASH ) ; content = replace ( content , "" + userSettings . Delimiter , "" + Letters . BACKSLASH + userSettings . Delimiter ) ; if ( useCustomRecordDelimiter ) { content = replace ( content , "" + userSettings . RecordDelimiter , "" + Letters . BACKSLASH + userSettings . RecordDelimiter ) ; } else { content = replace ( content , "" + Letters . CR , "" + Letters . BACKSLASH + Letters . CR ) ; content = replace ( content , "" + Letters . LF , "" + Letters . BACKSLASH + Letters . LF ) ; } if ( firstColumn && content . length ( ) > 0 && content . charAt ( 0 ) == userSettings . Comment ) { if ( content . length ( ) > 1 ) { content = "" + Letters . BACKSLASH + userSettings . Comment + content . substring ( 1 ) ; } else { content = "" + Letters . BACKSLASH + userSettings . Comment ; } } } outputStream . write ( content ) ; if ( textQualify ) { outputStream . write ( userSettings . TextQualifier ) ; } firstColumn = false ; }
target:  Writes another column of data to this record.