/** \fn BsonDocument GetDetail()
* \brief Get the detail information of current group
* \return The detail information in BsonDocument object
* \exception SequoiaDB.BaseException
* \exception System.Exception
*/
public BsonDocument GetDetail()
{
BsonDocument matcher = new BsonDocument();
BsonDocument dummyobj = new BsonDocument();
matcher.Add(SequoiadbConstants.FIELD_GROUPNAME, groupName);
matcher.Add(SequoiadbConstants.FIELD_GROUPID, groupID);
DBCursor cursor = sdb.GetList(SDBConst.SDB_LIST_GROUPS, matcher, dummyobj, dummyobj);
if (cursor != null)
{
BsonDocument detail = cursor.Next();
if (detail != null)
{
return(detail);
}
else
{
throw new BaseException("SDB_CLS_GRP_NOT_EXIST");
}
}
else
{
throw new BaseException("SDB_SYS");
}
}
private DBCursor ListCSCL(int type)
{
// append argument
BsonDocument matcher = new BsonDocument();
BsonDocument selector = new BsonDocument();
matcher.Add(SequoiadbConstants.FIELD_DOMAIN, this.name);
selector.Add(SequoiadbConstants.FIELD_NAME, null);
// get cs or cl in current domain
DBCursor cursor = this.sdb.GetList(type, matcher, selector, null);
return(cursor);
}
/** \fn DBCursor ListBackup(BsonDocument options, BsonDocument matcher,
* BsonDocument selector, BsonDocument orderBy)
* \brief List the backups.
* \param options Contains configuration infomations for remove backups, list all the backups in the default backup path if null.
* The "options" contains 3 options as below. All the elements in options are optional.
* eg: {"GroupName":["rgName1", "rgName2"], "Path":"/opt/sequoiadb/backup", "Name":"backupName"}
* <ul>
* <li>GroupName : Assign the backups of specifed replica groups to be list
* <li>Path : Assign the backups in specifed path to be list, if not assign, use the backup path asigned in the configuration file
* <li>Name : Assign the backups with specifed name to be list
* </ul>
* \param matcher The matching rule, return all the documents if null
* \param selector The selective rule, return the whole document if null
* \param orderBy The ordered rule, never sort if null
* \return the DBCursor of the backup or null while having no backup infonation
* \exception SequoiaDB.BaseException
* \exception System.Exception
*/
public DBCursor ListBackup(BsonDocument options, BsonDocument matcher,
BsonDocument selector, BsonDocument orderBy)
{
// check argument
if (options != null)
{
foreach (string key in options.Names)
{
if (key.Equals(SequoiadbConstants.FIELD_GROUPNAME) ||
key.Equals(SequoiadbConstants.FIELD_NAME) ||
key.Equals(SequoiadbConstants.FIELD_PATH))
continue;
else
throw new BaseException("INVALIDARG");
}
}
// build command
string commandString = SequoiadbConstants.ADMIN_PROMPT + SequoiadbConstants.LIST_BACKUP_CMD;
// run command
SDBMessage rtn = AdminCommand(commandString,
matcher, selector, orderBy, options);
// check return flag and retrun cursor
DBCursor cursor = null;
int flags = rtn.Flags;
if (flags != 0)
{
if (flags == SequoiadbConstants.SDB_DMS_EOC)
return null;
else
throw new BaseException(flags);
}
cursor = new DBCursor(rtn, this);
return cursor;
}
// constructors
/// <summary>
/// Initializes a new instance of the MongoCursorEnumerator class.
/// </summary>
/// <param name="cursor">The cursor to be enumerated.</param>
public DBCursorEnumerator(DBCursor <TDocument> cursor)
{
_cursor = cursor;
}
/** \fn DBCursor ListTasks(BsonDocument matcher, BsonDocument selector, BsonDocument orderBy, BsonDocument hint)
* \brief List the tasks.
* \param matcher The matching rule, return all the documents if null
* \param selector The selective rule, return the whole document if null
* \param orderBy The ordered rule, never sort if null
* \param hint The hint, automatically match the optimal hint if null
* \exception SequoiaDB.BaseException
* \exception System.Exception
*/
public DBCursor ListTasks(BsonDocument matcher, BsonDocument selector, BsonDocument orderBy, BsonDocument hint)
{
// build command
string commandString = SequoiadbConstants.ADMIN_PROMPT + SequoiadbConstants.LIST_TASK_CMD;
// run command
SDBMessage rtn = AdminCommand(commandString,
matcher, selector, orderBy, hint);
int flags = rtn.Flags;
if (flags != 0)
{
throw new BaseException(flags);
}
// return the result by cursor
DBCursor cursor = null;
cursor = new DBCursor(rtn, this);
return cursor;
}
