FeatureLock (Geotools modules 32-SNAPSHOT API)

Object
- FeatureLock

```
public class FeatureLock
extends Object
```
Used in conjuction with FeatureLocking to lock features during a transaction. This class is responsible for supplying a unique Authorization ID and expiry period.
A FeatureLock representing the current transaction has been provided as a static constant: TRANSACTION.
Lock duration is measured in milliseconds, although you shoudl take into account the abilities of different databases and servers. WFS 1.1 measures lock expiry time in minuets, WFS 2.0 measures lick expiry time in seconds..

Author:

Jody Garnett, Refractions Research, Inc.

See Also:

Database Reseach, Transactional WFS Design, Design Implications

Field Summary

Fields
Modifier and Type	Field	Description
`protected String`	`authorization`
`protected long`	`duration`
`static FeatureLock`	`TRANSACTION`	Lock requested for the duration of the Transaction (until next commit or revert).

Constructor Summary

Constructors
Constructor	Description
`FeatureLock(String authorization, long duration)`	Creates a new lock.
`FeatureLock(String authorization, long duration, TimeUnit unit)`	Creates a new lock.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`String`	`getAuthorization()`	Gets the ID used for transaction authorization.
`long`	`getDuration()`	The expiry time for this lock (in milliseconds).

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

- Field Detail
  - TRANSACTION
```
public static final FeatureLock TRANSACTION
```
    Lock requested for the duration of the Transaction (until next commit or revert).
  - authorization
```
protected String authorization
```
  - duration
```
protected long duration
```
- Constructor Detail
  - FeatureLock
```
public FeatureLock(String authorization,
                   long duration)
```
    Creates a new lock.
    
    Parameters:
    
    authorization - LockId used to authorize the transaction
    
    duration - expiry period of this lock (in milliseconds)
  - FeatureLock
```
public FeatureLock(String authorization,
                   long duration,
                   TimeUnit unit)
```
    Creates a new lock.
    
    Parameters:
    
    authorization - LockId used to authorize the transaction
    
    duration - Expiry period
    
    unit - Time unit for expiry period
- Method Detail
  - getAuthorization
```
public String getAuthorization()
```
    Gets the ID used for transaction authorization.
    
    Returns:
    
    the authorization ID
  - getDuration
```
public long getDuration()
```
    The expiry time for this lock (in milliseconds).
    
    Returns:
    
    expiry period in milliseconds