visad.data.in
Class Consolidator

java.lang.Object
  visad.data.in.DataInputFilter
      visad.data.in.Consolidator

All Implemented Interfaces:

DataInputStream

public final class Consolidator
extends DataInputFilter

Consolidates VisAD data objects together. In general, an instance of this class will be the final module in a data-import pipe.

Author:

Steven R. Emmerson

Constructor Summary

Consolidator(DataInputStream source)
Constructs with a particular upstream data source.

Method Summary

DataImpl

readData() Returns the next VisAD data object in the input stream.

Methods inherited from class visad.data.in.DataInputFilter

getSource

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Consolidator

public Consolidator(DataInputStream source)
             throws VisADException

Constructs with a particular upstream data source.

Parameters:

source - The upstream data source. May not be null.

Throws:

VisADException - The upstream data source is null.

Method Detail

readData

public DataImpl readData()
                  throws VisADException,
                         RemoteException

Returns the next VisAD data object in the input stream. Returns null if there is no next object.

Returns:

A VisAD data object or null if there are no more such objects.

Throws:

VisADException - VisAD failure.

RemoteException - Java RMI failure.