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java.lang.Objectuk.ac.starlink.table.StreamStarTableWriter
uk.ac.starlink.table.formats.AbstractTextTableWriter
uk.ac.starlink.table.formats.AsciiTableWriter
public class AsciiTableWriter
A StarTableWriter which outputs text to a simple format machine-readable
text file. This format is suitable for reading using
AsciiStarTable
and AsciiTableBuilder
.
Constructor Summary | |
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AsciiTableWriter()
|
Method Summary | |
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protected String |
formatValue(Object val,
ValueInfo vinfo,
int width)
Formats a data value for output. |
String |
getFormatName()
Returns "ascii". |
int |
getMaxWidth()
Returns the maximum width for a given column. |
boolean |
looksLikeFile(String location)
Returns true for if the location ends with " .txt ". |
protected void |
printColumnHeads(OutputStream strm,
int[] colwidths,
ColumnInfo[] cinfos)
Outputs headings for the table columns. |
protected void |
printLine(OutputStream strm,
int[] colwidths,
String[] data)
Outputs a line of table data. |
protected void |
printParam(OutputStream strm,
String name,
String value)
Outputs a parameter and its value. |
protected void |
printSeparator(OutputStream strm,
int[] colwidths)
Outputs a decorative separator line, of the sort you might find between the column headings and the table data. |
Methods inherited from class uk.ac.starlink.table.formats.AbstractTextTableWriter |
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getBytes, getMimeType, getSampledRows, getWriteParameters, setWriteParameters, writeStarTable |
Methods inherited from class uk.ac.starlink.table.StreamStarTableWriter |
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writeStarTable |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public AsciiTableWriter()
Method Detail |
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protected String formatValue(Object val, ValueInfo vinfo, int width)
AbstractTextTableWriter
formatValue
in class AbstractTextTableWriter
val
- the valuevinfo
- the metadata object describing val's typewidth
- maximum preferred width into which the value should
be formatted
public String getFormatName()
getFormatName
in interface StarTableWriter
getFormatName
in class AbstractTextTableWriter
public boolean looksLikeFile(String location)
.txt
".
location
- the location name (probably filename)
public int getMaxWidth()
AbstractTextTableWriter
getMaxWidth
in class AbstractTextTableWriter
protected void printSeparator(OutputStream strm, int[] colwidths)
AbstractTextTableWriter
printSeparator
in class AbstractTextTableWriter
strm
- stream to write intocolwidths
- column widths in charactersprotected void printLine(OutputStream strm, int[] colwidths, String[] data) throws IOException
AbstractTextTableWriter
printLine
in class AbstractTextTableWriter
strm
- stream to write intocolwidths
- column widths in charactersdata
- array of strings to be output, one per column
IOException
protected void printColumnHeads(OutputStream strm, int[] colwidths, ColumnInfo[] cinfos) throws IOException
AbstractTextTableWriter
printColumnHeads
in class AbstractTextTableWriter
strm
- stream to write intocolwidths
- column widths in characterscinfos
- array of column headings
IOException
protected void printParam(OutputStream strm, String name, String value) throws IOException
AbstractTextTableWriter
printParam
in class AbstractTextTableWriter
strm
- stream to write intoname
- parameter namevalue
- formatted parameter value
IOException
|
Copyright © 2004 CLRC: Central Laboratory of the Research Councils. All rights reserved. | ||||||||
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