ucar.nc2.internal.ncml

Class AggProxyReader

java.lang.Object

ucar.nc2.internal.ncml.AggProxyReader

All Implemented Interfaces:

ProxyReader

@Immutable
public class AggProxyReader
extends Object
implements ProxyReader

A Proxy reader for a specific Variable.

Method Summary

Modifier and Type	Method and Description
protected Variable	findVariable(NetcdfFile ncfile, Variable mainV)
Array	reallyRead(Variable mainV, CancelTask cancelTask) Read all the data for a Variable.
Array	reallyRead(Variable mainV, Section section, CancelTask cancelTask) Read a section of the data for a Variable.

Methods inherited from class java.lang.Object

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

Methods inherited from interface ucar.nc2.ProxyReader

proxyReadArray, proxyReadArray

Method Detail

reallyRead

public Array reallyRead(Variable mainV,
                        CancelTask cancelTask)
                 throws IOException

Description copied from interface: ProxyReader

Read all the data for a Variable.

Specified by:

reallyRead in interface ProxyReader

Parameters:

mainV - the client Variable

cancelTask - user may cancel

Returns:

memory resident Array containing the data. Will have same shape as the Variable.

Throws:

IOException

reallyRead

public Array reallyRead(Variable mainV,
                        Section section,
                        CancelTask cancelTask)
                 throws IOException,
                        InvalidRangeException

Description copied from interface: ProxyReader

Read a section of the data for a Variable.

Specified by:

reallyRead in interface ProxyReader

Parameters:

mainV - the client Variable

section - the section of data to read.

cancelTask - user may cancel

Returns:

memory resident Array containing the data. Will have same shape as the Section.

Throws:

InvalidRangeException - if section has incorrect rank or illegal shape.

IOException

findVariable

protected Variable findVariable(NetcdfFile ncfile,
                                Variable mainV)