LargestWinningPolicy

java.lang.Object
- org.jgroups.protocols.pbcast.GMS.DefaultMembershipPolicy
- - org.jgroups.stack.LargestWinningPolicy

All Implemented Interfaces:

MembershipChangePolicy
```
public class LargestWinningPolicy
extends GMS.DefaultMembershipPolicy
```
Policy which picks the new coordinator in a merge from the largest subview. JIRA: https://issues.redhat.com/browse/JGRP-1976

Since:

3.6.7

Author:

Osamu Nagano

Constructor Summary

Constructors
Constructor Description

LargestWinningPolicy()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.util.List<Address>`	`getNewMembership(java.util.Collection<java.util.Collection<Address>> subviews)`	Called when a merge happened.

Methods inherited from class org.jgroups.protocols.pbcast.GMS.DefaultMembershipPolicy
getNewMembership, getNewMembershipOld

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

- Constructor Detail
  - LargestWinningPolicy
```
public LargestWinningPolicy()
```
- Method Detail
  - getNewMembership
```
public java.util.List<Address> getNewMembership(java.util.Collection<java.util.Collection<Address>> subviews)
```
    Called when a merge happened. The largest subview wins.
    
    Specified by:
    
    getNewMembership in interface MembershipChangePolicy
    
    Overrides:
    
    getNewMembership in class GMS.DefaultMembershipPolicy
    
    Parameters:
    
    subviews - A list of membership lists, e.g. [{A,B,C}, {M,N,O,P}, {X,Y,Z}]. This is a merge between 3 subviews. Guaranteed to be non-null (but may be empty)
    
    Returns:
    
    The new membership. Needs to be non-null and cannot contain duplicates