} finally {
Enumeration afterChannelsEnum = ac.channels().objectEnumerator();
while (afterChannelsEnum.hasMoreElements()) {
EOAdaptorChannel channel = (EOAdaptorChannel) afterChannelsEnum.nextElement();
if (channel.isOpen() && !beforeOpenChannels.containsObject(channel)) {
channel.closeChannel();
}
}
}
String sqlBufferStr = sqlBuffer.toString();