StreamingHandler (Starjava TTOOLS API)

java.lang.Object

uk.ac.starlink.ttools.votlint.ElementHandler

uk.ac.starlink.ttools.votlint.StreamingHandler

Direct Known Subclasses:: BinaryHandler, FitsHandler

public abstract class StreamingHandler extends ElementHandler

Abstract handler superclass for elements with STREAM children (BINARY or FITS).

Since:: 8 Apr 2005
Author:: Mark Taylor (Starlink)

Constructor Summary

Constructors

Constructor

Description

StreamingHandler()
Method Summary

Modifier and Type

Method

Description

abstract void

feed(InputStream in)

Consumes a decoded input stream containing the data of a table, encoded according to the rules specified by this element.

protected void

foundRow()

Invoked to log that a row has been counted (used for keeping track of how many have been seen).

FieldHandler[]

getFields()

Returns the fields used for this stream.

void

startElement()

Called after the attributes have been set and checked.

Methods inherited from class uk.ac.starlink.ttools.votlint.ElementHandler
characters, configure, endElement, error, getAncestry, getAttribute, getContext, getName, getRef, info, registerChildName, setAncestry, setAttributes, toString, warning

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

Constructor Details
- StreamingHandler
  
  public StreamingHandler()
Method Details
- startElement
  
  public void startElement()
  
  Description copied from class: ElementHandler
  
  Called after the attributes have been set and checked. The default implementation does nothing.
  
  Overrides:
  
  startElement in class ElementHandler
- getFields
  
  public FieldHandler[] getFields()
  
  Returns the fields used for this stream.
  
  Returns:
  
  FieldHandler objects for the columns held in this stream
- foundRow
  
  protected void foundRow()
  
  Invoked to log that a row has been counted (used for keeping track of how many have been seen).
- feed
  
  public abstract void feed(InputStream in) throws IOException
  
  Consumes a decoded input stream containing the data of a table, encoded according to the rules specified by this element.
  
  Parameters:
  
  in - input stream to read
  
  Throws:
  
  IOException