AllWiseAsciiStarTable (Starjava TTOOLS API)

java.lang.Object
- uk.ac.starlink.table.AbstractStarTable
- - uk.ac.starlink.table.formats.StreamStarTable
  - - uk.ac.starlink.ttools.example.AllWiseAsciiStarTable

```
public class AllWiseAsciiStarTable
extends uk.ac.starlink.table.formats.StreamStarTable
```
StarTable implementation which can read data from the AllWise data release. At time of writing these files are available from http://irsadist.ipac.caltech.edu/wise-allwise/. The files are formatted as pipe-separated ASCII, and optionally compressed. The metadata is stored in an external schema table file.

Since:

6 Feb 2014

Author:

Mark Taylor

Field Summary
- Fields inherited from class uk.ac.starlink.table.formats.StreamStarTable
  END

Constructor Summary

Constructors
Constructor	Description
`AllWiseAsciiStarTable(uk.ac.starlink.util.DataSource datsrc, java.net.URL schemaUrl, long nrow)`	Constructor.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected uk.ac.starlink.table.formats.RowEvaluator.Metadata`	`obtainMetadata()`	Obtains metadata for the table by reading the schema provided at construction time.
`protected java.util.List`	`readRow(java.io.PushbackInputStream in)`
`protected uk.ac.starlink.table.formats.RowEvaluator.Metadata`	`readSchema(uk.ac.starlink.util.DataSource datsrc)`	Given a PostgreSQL/2MASS-type schema file, works out what the column metadata will look like for each column of the table.

Methods inherited from class uk.ac.starlink.table.AbstractStarTable
checkedLongToInt, getCell, getColumnAuxDataInfos, getName, getParameterByName, getParameters, getRow, getURL, isRandom, setName, setParameter, setParameters, setURL

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from class uk.ac.starlink.table.formats.StreamStarTable
getColumnCount, getColumnInfo, getInputStream, getRowCount, getRowSequence, init

- Constructor Detail
  - AllWiseAsciiStarTable
```
public AllWiseAsciiStarTable(uk.ac.starlink.util.DataSource datsrc,
                             java.net.URL schemaUrl,
                             long nrow)
                      throws java.io.IOException
```
    Constructor. You have to supply the number of rows that getRowCount will report.
    
    Parameters:
    
    datsrc - input data source
    
    schemaUrl - URL for 'schema' table which describes data types
    
    nrow - reported number of rows in table, -1 if unknown
    
    Throws:
    
    java.io.IOException
- Method Detail
  - readRow
```
protected java.util.List readRow(java.io.PushbackInputStream in)
                          throws uk.ac.starlink.table.TableFormatException,
                                 java.io.IOException
```
    Specified by:
    
    readRow in class uk.ac.starlink.table.formats.StreamStarTable
    
    Throws:
    
    uk.ac.starlink.table.TableFormatException
    
    java.io.IOException
  - obtainMetadata
```
protected uk.ac.starlink.table.formats.RowEvaluator.Metadata obtainMetadata()
                                                                     throws java.io.IOException
```
    Obtains metadata for the table by reading the schema provided at construction time.
    
    Specified by:
    
    obtainMetadata in class uk.ac.starlink.table.formats.StreamStarTable
    
    Throws:
    
    java.io.IOException
  - readSchema
```
protected uk.ac.starlink.table.formats.RowEvaluator.Metadata readSchema(uk.ac.starlink.util.DataSource datsrc)
                                                                 throws java.io.IOException
```
    Given a PostgreSQL/2MASS-type schema file, works out what the column metadata will look like for each column of the table.
    
    Parameters:
    
    datsrc - data source for schema file
    
    Returns:
    
    metadata object
    
    Throws:
    
    java.io.IOException

Class AllWiseAsciiStarTable

Field Summary

Fields inherited from class uk.ac.starlink.table.formats.StreamStarTable

Constructor Summary

Method Summary

Methods inherited from class uk.ac.starlink.table.AbstractStarTable

Methods inherited from class java.lang.Object

Methods inherited from class uk.ac.starlink.table.formats.StreamStarTable

Constructor Detail

AllWiseAsciiStarTable

Method Detail

readRow

obtainMetadata

readSchema