TwoPhaseVotingListener

All Known Implementing Classes:

DistributedLockManager
```
public interface TwoPhaseVotingListener
```
Implementations of this interface can participate in two-phase voting process.

Author:

Roman Rokytskyy (rrokytskyy@acm.org)

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`abort(java.lang.Object decree)`	This is unconditional abort of the previous voting on the decree.
`boolean`	`commit(java.lang.Object decree)`	This is voting on the commiting the decree.
`boolean`	`prepare(java.lang.Object decree)`	This is voting if the decree is acceptable to the party.

- Method Detail
  - prepare
```
boolean prepare(java.lang.Object decree)
         throws VoteException
```
    This is voting if the decree is acceptable to the party.
    
    Returns:
    
    true if the decree is acceptable.
    
    Throws:
    
    VoteException - if the decree type is unknown or listener does not want to vote on it.
  - commit
```
boolean commit(java.lang.Object decree)
        throws VoteException
```
    This is voting on the commiting the decree.
    
    Returns:
    
    true is the decree is commited.
    
    Throws:
    
    VoteException - if the decree type is unknown or listener does not want to vote on it.
  - abort
```
void abort(java.lang.Object decree)
    throws VoteException
```
    This is unconditional abort of the previous voting on the decree.
    
    Throws:
    
    VoteException - if the listener ignores the abort.