visad.data.in

Interface DataInputStream

All Known Subinterfaces:

DataInputSource

All Known Implementing Classes:

Consolidator, DataInputFilter, DODSSource, Selector, TimeFactorer

public interface DataInputStream

Interface for a filter-module in a data-import pipe. In general, such a filter-module obtains VisAD data objects its upstream data source and transforms them in some way before passing them on.

Method Summary

Modifier and Type	Method and Description
DataImpl	readData() Returns the next VisAD data object in the input stream.

Method Detail

readData

DataImpl readData()
           throws VisADException,
                  java.rmi.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.

java.rmi.RemoteException - Java RMI failure.