/**
* readDataInfo Return the DataItem fitting the opened DataItem, without main data. The DataItem
* is initialized with dimsize, type... but the DataItem isn't read.
*/
public DataItem readDataInfo() throws NexusException {
NexusNode nnNode = getCurrentPath().getCurrentNode();
if (!nnNode.isGroup() && nnNode.getClassName().equals("NXtechnical_data")) {
return getDataItem();
}
// Get infos on DataItem (data type, rank, dimsize)
int[] iNodeSize = new int[RANK_MAX]; // whole DataItem dimension's sizes
int[] iDimSize; // data dimension's sizes
int[] iDataInf = new int[2]; // iDataInf[0] = DataItem rank ;
// iDataInf[1]= data type
openFile();
getNexusFile().getinfo(iNodeSize, iDataInf);
// Initialize dimension's sizes
iDimSize = new int[iDataInf[0]];
System.arraycopy(iNodeSize, 0, iDimSize, 0, iDataInf[0]);
// Check if DataItem is linked to an external DataItem
DataItem dsData = new DataItem();
dsData.setType(iDataInf[1]);
dsData.setSize(iDimSize);
dsData.setSlabSize(iDimSize);
dsData.setStart(new int[iDimSize.length]);
dsData.setNodeName(getCurrentPath().getDataItemName());
dsData.setPath(getCurrentPath().clone());
dsData.isSingleRawArray(m_bResultAsSingleRaw);
if (dsData.getType() == NexusFile.NX_CHAR) {
dsData.setData(readNodeValue(iDataInf, dsData.getSize(), iDimSize.length));
}
closeFile();
// Initialize DataItem's attributes
getDataItemAttribute(dsData);
return dsData;
}
