voldemort.versioning
Class ChainedResolver<T>

java.lang.Object
  voldemort.versioning.ChainedResolver<T>

All Implemented Interfaces:

InconsistencyResolver<T>

public class ChainedResolver<T>
extends java.lang.Object
implements InconsistencyResolver<T>

Apply the given inconsistency resolvers in order until there are 1 or fewer items left.

Constructor Summary

ChainedResolver(InconsistencyResolver<T>... resolvers)

Method Summary

boolean	equals(java.lang.Object o)
int	hashCode()
java.util.List<T>	resolveConflicts(java.util.List<T> items) Take two different versions of an object and combine them into a single version of the object Implementations must maintain the contract that resolveConflict([null, null]) == null if t != null, then resolveConflict([null, t]) == resolveConflict([t, null]) == t

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ChainedResolver

public ChainedResolver(InconsistencyResolver<T>... resolvers)

Method Detail

resolveConflicts

public java.util.List<T> resolveConflicts(java.util.List<T> items)

Description copied from interface: InconsistencyResolver

Take two different versions of an object and combine them into a single version of the object Implementations must maintain the contract that

1. resolveConflict([null, null]) == null
2. if t != null, then resolveConflict([null, t]) == resolveConflict([t, null]) == t

Specified by:

resolveConflicts in interface InconsistencyResolver<T>

Parameters:

items - The items to be resolved

Returns:

The united object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object