/**
* copyAttr Copy the named attribute of the current source node into the current node
*
* @param sAttrName name of the attribute to be copied
* @param nfrSource handler on the opened source file
*/
protected void copyAttr(String sAttrName, NexusFileReader nfrSource) throws NexusException {
PathNexus pnSrcPath = nfrSource.getCurrentRealPath().clone();
PathNexus pnTgtPath = getCurrentRealPath().clone();
writeAttr(sAttrName, nfrSource.readAttr(sAttrName, pnSrcPath), getCurrentRealPath());
openPath(pnTgtPath);
nfrSource.openPath(pnSrcPath);
}
/**
* CopyNode make a full copy of the current source node (itself and its descendants) into the
* currently opened destination path. The copy cares of all nodes' attributes.
*
* @param nfrSource handler on the opened source file
*/
protected void copyNode(NexusFileReader nfrSource) throws NexusException {
// Keep in buffer current path (used for recursion process)
PathNexus pnSrcPath = nfrSource.getCurrentRealPath().clone();
PathNexus pnTgtPath = getCurrentRealPath().clone();
NexusNode nnCurNode = pnSrcPath.getCurrentNode();
if (getCurrentRealPath().getCurrentNode() != null
&& !getCurrentRealPath().getCurrentNode().isRealGroup())
throw new NexusException(
"Invalid destination path: only a group can contain nodes!\n" + getCurrentRealPath());
// Check the kind of the node
if (nnCurNode == null
|| nnCurNode.isGroup()
|| "NXtechnical_data".equals(nnCurNode.getClassName())) {
// Copy the current group
PathNexus pnPath = pnTgtPath.clone();
if (nnCurNode != null) pnPath.pushNode(nnCurNode);
createPath(pnPath, true);
copyAllAttr(nfrSource);
// Copy all its descendants
ArrayList<NexusNode> nodes = nfrSource.listChildren();
for (NexusNode node : nodes) {
nfrSource.openNode(node);
copyNode(nfrSource);
}
} else {
// Copy the current DataItem
PathData pdDstPath = new PathData(pnTgtPath.getNodes(), nnCurNode.getNodeName());
DataItem dsData = nfrSource.getDataItem();
writeData(dsData, pdDstPath);
}
// Return back to the original position in both source and destination files
closeAll();
openPath(pnTgtPath);
nfrSource.closeAll();
nfrSource.openPath(pnSrcPath.getParentPath());
}