ChangedListBackupManager (Sync Tool 7.1.4 API)

java.lang.Object
- org.duracloud.sync.backup.ChangedListBackupManager

All Implemented Interfaces:

Runnable
```
public class ChangedListBackupManager
extends Object
implements Runnable
```
Manages the backing up of the changed list on a consistent schedule.

Field Summary

Fields
Modifier and Type Field Description

protected static int DEFAULT_SLEEP_TIME

static int SAVED_BACKUPS

Constructor Summary

Constructors
Constructor	Description
`ChangedListBackupManager(ChangedList changedList, File backupDir, long backupFrequency, List<File> contentDirs)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`clear()`
`void`	`endBackup()`
`boolean`	`hasBackups()`
`long`	`loadBackup()`	Attempts to reload the changed list from a backup file.
`void`	`run()`	Runs the backup manager.
`protected void`	`sleep(long milliseconds)`

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

- Field Detail
  - SAVED_BACKUPS
```
public static final int SAVED_BACKUPS
```
    See Also:
    
    Constant Field Values
  - DEFAULT_SLEEP_TIME
```
protected static final int DEFAULT_SLEEP_TIME
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - ChangedListBackupManager
```
public ChangedListBackupManager(ChangedList changedList,
                                File backupDir,
                                long backupFrequency,
                                List<File> contentDirs)
```
- Method Detail
  - loadBackup
```
public long loadBackup()
```
    Attempts to reload the changed list from a backup file. If there are no backup files or the backup file cannot be read, returns -1, otherwise the backup file is loaded and the time the backup file was written is returned.
    
    Returns:
    
    the write time of the backup file, or -1 if no backup is available
  - run
```
public void run()
```
    Runs the backup manager. Writes out files which are a backups of the changed list based on the set backup frequency. Retains SAVED_BACKUPS number of backup files, removes the rest.
    
    Specified by:
    
    run in interface Runnable
  - sleep
```
protected void sleep(long milliseconds)
```
  - clear
```
public void clear()
```
  - endBackup
```
public void endBackup()
```
  - hasBackups
```
public boolean hasBackups()
```