* @throws IOException
*/
public static boolean closeRegion(final AdminProtocol admin, final byte[] regionName,
final int versionOfClosingNode, final ServerName destinationServer,
final boolean transitionInZK) throws IOException {
CloseRegionRequest closeRegionRequest =
RequestConverter.buildCloseRegionRequest(
regionName, versionOfClosingNode, destinationServer, transitionInZK);
try {
CloseRegionResponse response = admin.closeRegion(null, closeRegionRequest);
return ResponseConverter.isClosed(response);