LocalFileUserManager (Node Commons 1.1.1 API)

java.lang.Object
- org.apache.iotdb.commons.auth.user.BasicUserManager
- - org.apache.iotdb.commons.auth.user.LocalFileUserManager

All Implemented Interfaces:: IUserManager, SnapshotProcessor

public class LocalFileUserManager
extends BasicUserManager

Field Summary
- Fields inherited from class org.apache.iotdb.commons.auth.user.BasicUserManager
  accessor, lock, userMap

Constructor Summary

Constructors
Constructor Description

LocalFileUserManager(java.lang.String userDirPath)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`processLoadSnapshot(java.io.File snapshotDir)`	Load snapshot
`boolean`	`processTakeSnapshot(java.io.File snapshotDir)`	Take snapshot

Methods inherited from class org.apache.iotdb.commons.auth.user.BasicUserManager
createUser, deleteUser, getUser, grantPrivilegeToUser, grantRoleToUser, isUserUseWaterMark, listAllUsers, replaceAllUsers, reset, revokePrivilegeFromUser, revokeRoleFromUser, setUserUseWaterMark, updateUserPassword

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - LocalFileUserManager
```
public LocalFileUserManager(java.lang.String userDirPath)
                     throws AuthException
```
    Throws:
    
    AuthException
- Method Detail
  - processTakeSnapshot
```
public boolean processTakeSnapshot(java.io.File snapshotDir)
                            throws org.apache.thrift.TException,
                                   java.io.IOException
```
    Description copied from interface: SnapshotProcessor
    
    Take snapshot
    
    Parameters:
    
    snapshotDir - Where snapshot files are stored.
    
    Returns:
    
    Whether the snapshot is successfully executed
    
    Throws:
    
    org.apache.thrift.TException - Exception occurred during the thrift serialize struct
    
    java.io.IOException - Exception related to file read and write
  - processLoadSnapshot
```
public void processLoadSnapshot(java.io.File snapshotDir)
                         throws org.apache.thrift.TException,
                                java.io.IOException
```
    Description copied from interface: SnapshotProcessor
    
    Load snapshot
    
    Parameters:
    
    snapshotDir - Load snapshot from here
    
    Throws:
    
    org.apache.thrift.TException - Exception occurred during the thrift deserialize struct
    
    java.io.IOException - Exception related to file read and write