/*
* Copyright (c) 1998 - 2009. University Corporation for Atmospheric Research/Unidata
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
*
* Access and use of this software shall impose the following obligations
* and understandings on the user. The user is granted the right, without
* any fee or cost, to use, copy, modify, alter, enhance and distribute
* this software, and any derivative works thereof, and its supporting
* documentation for any purpose whatsoever, provided that this entire
* notice appears in all copies of the software, derivative works and
* supporting documentation. Further, UCAR requests that the user credit
* UCAR/Unidata in any publications that result from the use of this
* software or in any product that includes this software. The names UCAR
* and/or Unidata, however, may not be used in any advertising or publicity
* to endorse or promote any products or commercial entity unless specific
* written permission is obtained from UCAR/Unidata. The user also
* understands that UCAR/Unidata is not obligated to provide the user with
* any support, consulting, training or assistance of any kind with regard
* to the use, operation and performance of this software nor to provide
* the user with any updates, revisions, new versions or "bug fixes."
*
* THIS SOFTWARE IS PROVIDED BY UCAR/UNIDATA "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL UCAR/UNIDATA BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE ACCESS, USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package ucar.nc2.dataset;
import ucar.nc2.Group;
import ucar.ma2.StructureDataIterator;
import ucar.ma2.StructureData;
import ucar.ma2.Array;
import java.io.IOException;
/**
* Enhance sequence
*
* @author caron
* @since Nov 10, 2009
*/
public class SequenceDS extends StructureDS {
private ucar.nc2.Sequence orgSeq;
public SequenceDS(Group g, ucar.nc2.Sequence orgSeq) {
super(g, orgSeq);
this.orgSeq = orgSeq;
}
public StructureDataIterator getStructureIterator(int bufferSize) throws java.io.IOException {
return new StructureDataConverter(this, orgSeq.getStructureIterator(bufferSize));
}
private class StructureDataConverter implements StructureDataIterator {
private StructureDataIterator orgIter;
private SequenceDS newStruct;
private int count = 0;
StructureDataConverter(SequenceDS newStruct, StructureDataIterator orgIter) {
this.newStruct = newStruct;
this.orgIter = orgIter;
}
@Override
public boolean hasNext() throws IOException {
return orgIter.hasNext();
}
@Override
public StructureData next() throws IOException {
StructureData sdata = orgIter.next();
return newStruct.convert(sdata, count++);
}
@Override
public void setBufferSize(int bytes) {
orgIter.setBufferSize(bytes);
}
@Override
public StructureDataIterator reset() {
orgIter.reset();
return this;
}
@Override
public int getCurrentRecno() {
return orgIter.getCurrentRecno();
}
}
@Override
public Array read(ucar.ma2.Section section) throws java.io.IOException, ucar.ma2.InvalidRangeException {
return read();
}
@Override
public Array read() throws IOException {
Array data = orgSeq.read();
return convert(data, null);
}
}