/**
* remove quota for the namespace if exists
*
* @param env MasterProcedureEnv
* @throws IOException
*/
private void rollbackSetNamespaceQuota(final MasterProcedureEnv env) throws IOException {
try {
DeleteNamespaceProcedure.removeNamespaceQuota(env, nsDescriptor.getName());
} catch (Exception e) {
// Ignore exception
LOG.debug("Rollback of setNamespaceQuota throws exception: " + e);
}
}
/**
* Undo the insert.
*
* @param env MasterProcedureEnv
* @throws IOException
*/
private void rollbackInsertIntoNSTable(final MasterProcedureEnv env) throws IOException {
try {
DeleteNamespaceProcedure.deleteFromNSTable(env, nsDescriptor.getName());
} catch (Exception e) {
// Ignore exception
LOG.debug("Rollback of insertIntoNSTable throws exception: " + e);
}
}
/**
* rollback Zookeeper update.
*
* @param env MasterProcedureEnv
* @throws IOException
*/
private void rollbackZKNamespaceManagerChange(final MasterProcedureEnv env) throws IOException {
try {
DeleteNamespaceProcedure.removeFromZKNamespaceManager(env, nsDescriptor.getName());
} catch (Exception e) {
// Ignore exception
LOG.debug("Rollback of updateZKNamespaceManager throws exception: " + e);
}
}
/**
* undo create directory
*
* @param env MasterProcedureEnv
* @throws IOException
*/
private void rollbackCreateDirectory(final MasterProcedureEnv env) throws IOException {
try {
DeleteNamespaceProcedure.deleteDirectory(env, nsDescriptor.getName());
} catch (Exception e) {
// Ignore exception
LOG.debug("Rollback of createDirectory throws exception: " + e);
}
}
