CSVWriter
jhplot.io.csv

Class CSVWriter

    • Constructor Summary

      Constructors 
      Constructor and Description
      CSVWriter(Writer writer)
      Constructs CSVWriter using a comma for the separator.
      CSVWriter(Writer writer, char separator)
      Constructs CSVWriter with supplied separator.
      CSVWriter(Writer writer, char separator, char quotechar)
      Constructs CSVWriter with supplied separator and quote char.
      CSVWriter(Writer writer, char separator, char quotechar, char escapechar)
      Constructs CSVWriter with supplied separator and quote char.
      CSVWriter(Writer writer, char separator, char quotechar, char escapechar, String lineEnd)
      Constructs CSVWriter with supplied separator, quote char, escape char and line ending.
      CSVWriter(Writer writer, char separator, char quotechar, String lineEnd)
      Constructs CSVWriter with supplied separator and quote char.
    • Field Detail

      • DEFAULT_ESCAPE_CHARACTER

        public static final char DEFAULT_ESCAPE_CHARACTER
        The character used for escaping quotes.
        See Also:
        Constant Field Values
      • DEFAULT_SEPARATOR

        public static final char DEFAULT_SEPARATOR
        The default separator to use if none is supplied to the constructor.
        See Also:
        Constant Field Values
      • DEFAULT_QUOTE_CHARACTER

        public static final char DEFAULT_QUOTE_CHARACTER
        The default quote character to use if none is supplied to the constructor.
        See Also:
        Constant Field Values
      • NO_QUOTE_CHARACTER

        public static final char NO_QUOTE_CHARACTER
        The quote constant to use when you wish to suppress all quoting.
        See Also:
        Constant Field Values
      • NO_ESCAPE_CHARACTER

        public static final char NO_ESCAPE_CHARACTER
        The escape constant to use when you wish to suppress all escaping.
        See Also:
        Constant Field Values
      • DEFAULT_LINE_END

        public static final String DEFAULT_LINE_END
        Default line terminator uses platform encoding.
        See Also:
        Constant Field Values
    • Constructor Detail

      • CSVWriter

        public CSVWriter(Writer writer)
        Constructs CSVWriter using a comma for the separator.
        Parameters:
        writer - the writer to an underlying CSV source.
      • CSVWriter

        public CSVWriter(Writer writer,         char separator)
        Constructs CSVWriter with supplied separator.
        Parameters:
        writer - the writer to an underlying CSV source.
        separator - the delimiter to use for separating entries.
      • CSVWriter

        public CSVWriter(Writer writer,         char separator,         char quotechar)
        Constructs CSVWriter with supplied separator and quote char.
        Parameters:
        writer - the writer to an underlying CSV source.
        separator - the delimiter to use for separating entries
        quotechar - the character to use for quoted elements
      • CSVWriter

        public CSVWriter(Writer writer,         char separator,         char quotechar,         char escapechar)
        Constructs CSVWriter with supplied separator and quote char.
        Parameters:
        writer - the writer to an underlying CSV source.
        separator - the delimiter to use for separating entries
        quotechar - the character to use for quoted elements
        escapechar - the character to use for escaping quotechars or escapechars
      • CSVWriter

        public CSVWriter(Writer writer,         char separator,         char quotechar,         String lineEnd)
        Constructs CSVWriter with supplied separator and quote char.
        Parameters:
        writer - the writer to an underlying CSV source.
        separator - the delimiter to use for separating entries
        quotechar - the character to use for quoted elements
        lineEnd - the line feed terminator to use
      • CSVWriter

        public CSVWriter(Writer writer,         char separator,         char quotechar,         char escapechar,         String lineEnd)
        Constructs CSVWriter with supplied separator, quote char, escape char and line ending.
        Parameters:
        writer - the writer to an underlying CSV source.
        separator - the delimiter to use for separating entries
        quotechar - the character to use for quoted elements
        escapechar - the character to use for escaping quotechars or escapechars
        lineEnd - the line feed terminator to use
    • Method Detail

      • writeAll

        public void writeAll(List<String[]> allLines)
        Writes the entire list to a CSV file. The list is assumed to be a String[]
        Parameters:
        allLines - a List of String[], with each String[] representing a line of the file.
      • writeAll

        public void writeAll(ResultSet rs,            boolean includeColumnNames)              throws SQLException,                     IOException
        Writes the entire ResultSet to a CSV file. The caller is responsible for closing the ResultSet.
        Parameters:
        rs - the recordset to write
        includeColumnNames - true if you want column names in the output, false otherwise
        Throws:
        IOException - thrown by getColumnValue
        SQLException - thrown by getColumnValue
      • writeNext

        public void writeNext(String[] nextLine)
        Writes the next line to the file.
        Parameters:
        nextLine - a string array with each comma-separated element as a separate entry.
      • flush

        public void flush()           throws IOException
        Flush underlying stream to writer.
        Throws:
        IOException - if bad things happen
      • checkError

        public boolean checkError()
        Checks to see if the there has been an error in the printstream.
      • setResultService

        public void setResultService(ResultSetHelper resultService)

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