Java Code Examples for org.apache.jackrabbit.webdav.WebdavRequest#matchesIfHeader()

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Example 1

Source File: WebdavServlet.java From document-management-software with GNU Lesser General Public License v3.0

5 votes

/**
 * {@inheritDoc}
 */
protected boolean isPreconditionValid(WebdavRequest request, DavResource resource) {
	if (resource.getDisplayName().toLowerCase().equals("thumbs.db"))
		return false;

	return !resource.exists() || request.matchesIfHeader(resource);
}

Example 2

Source File: AbstractWebdavServlet.java From document-management-software with GNU Lesser General Public License v3.0

5 votes

/**
 * Validate the given destination resource and return the proper status
 * code: Any return value greater/equal than
 * {@link DavServletResponse#SC_NO_CONTENT} indicates an error.
 * 
 * @param destResource destination resource to be validated.
 * @param request the HTTP request
 * 
 * @return status code indicating whether the destination is valid.
 */
private int validateDestination(DavResource destResource, WebdavRequest request) throws DavException {

	String destHeader = request.getHeader(HEADER_DESTINATION);
	if (destHeader == null || "".equals(destHeader)) {
		return DavServletResponse.SC_BAD_REQUEST;
	}
	if (destResource.getLocator().equals(request.getRequestLocator())) {
		return DavServletResponse.SC_FORBIDDEN;
	}

	int status;
	if (destResource.exists()) {
		if (request.isOverwrite()) {
			// matching if-header required for existing resources
			if (!request.matchesIfHeader(destResource)) {
				return DavServletResponse.SC_PRECONDITION_FAILED;
			} else {
				// overwrite existing resource
				destResource.getCollection().removeMember(destResource);
				status = DavServletResponse.SC_NO_CONTENT;
			}
		} else {
			// cannot copy/move to an existing item, if overwrite is not
			// forced
			return DavServletResponse.SC_PRECONDITION_FAILED;
		}
	} else {
		// destination does not exist >> copy/move can be performed
		status = DavServletResponse.SC_CREATED;
	}
	return status;
}