/**
* Relink the content data from a new node to an existing node to preserve the version history.
*
* @param tempNodeRef temp nodeRef
* @param nodeToMoveRef NodeRef
* @param newParentNodeRef NodeRef
* @param newName new name
*/
public void relinkNode(
NodeRef tempNodeRef, NodeRef nodeToMoveRef, NodeRef newParentNodeRef, String newName)
throws FileNotFoundException, FileExistsException {
// Get the properties for the old and new nodes
org.alfresco.service.cmr.model.FileInfo tempFileInfo =
fileFolderService.getFileInfo(tempNodeRef);
org.alfresco.service.cmr.model.FileInfo fileToMoveInfo =
fileFolderService.getFileInfo(nodeToMoveRef);
// Save the current name of the old node
String tempName = tempFileInfo.getName();
try {
// Rename operation will add or remove the sys:temporary aspect appropriately
// rename temp file to the new name
fileFolderService.rename(tempNodeRef, newName);
// rename new file to old name
fileFolderService.rename(nodeToMoveRef, tempName);
} catch (org.alfresco.service.cmr.model.FileNotFoundException e) {
throw new FileNotFoundException(e.getMessage());
} catch (org.alfresco.service.cmr.model.FileExistsException e) {
throw new FileExistsException(e.getMessage());
}
if (!tempFileInfo.isFolder() && !fileToMoveInfo.isFolder()) {
// swap the content between the two
ContentData oldContentData = tempFileInfo.getContentData();
if (oldContentData == null) {
String mimetype = mimetypeService.guessMimetype(tempName);
oldContentData = ContentData.setMimetype(null, mimetype);
}
ContentData newContentData = fileToMoveInfo.getContentData();
// Reset the mime type
// TODO Pass the content along when guessing the mime type, so we're more accurate
String mimetype = mimetypeService.guessMimetype(newName);
newContentData = ContentData.setMimetype(newContentData, mimetype);
nodeService.setProperty(tempNodeRef, ContentModel.PROP_CONTENT, newContentData);
nodeService.setProperty(nodeToMoveRef, ContentModel.PROP_CONTENT, oldContentData);
}
}
@Override
public String guessMimetype(Resource resource) {
return mimetypeService.guessMimetype(resource.getFilename());
}
