/**
* Load the user quota details
*
* @param userName - name of the user.
* @return UserQuotaDetails
* @throws QuotaManagerException
*/
private UserQuotaDetails loadUsageDetails(String userName) throws QuotaManagerException {
// Check if the user name is available
UserQuotaDetails quotaDetails = null;
try {
if (userName == null || userName.length() == 0) {
logger.debug("user name is null or empty - throw QuotaManagerException");
throw new QuotaManagerException("No user name for client");
}
// Get the usage quota and current usage values for the user
long userQuota = m_usageService.getUserQuota(userName);
long userUsage = m_usageService.getUserUsage(userName);
// Create the user quota details for live tracking
quotaDetails = new UserQuotaDetails(userName, userQuota);
if (userUsage > 0L) {
quotaDetails.setCurrentUsage(userUsage);
}
// Add the details to the live tracking table
// Check if another thread has added the details
UserQuotaDetails details = m_liveUsage.get(userName);
if (details != null) {
quotaDetails = details;
} else {
m_liveUsage.put(userName, quotaDetails);
}
// DEBUG
if (logger.isDebugEnabled()) {
logger.debug("Added live usage tracking " + quotaDetails);
}
} catch (Exception ex) {
// Log the error
if (logger.isDebugEnabled()) {
logger.debug("Failed to load usage for" + userName, ex);
}
// Failed to load usage details
throw new QuotaManagerException("Failed to load usage for " + userName + ", " + ex);
}
// Return the user usage details
return quotaDetails;
}
