GigaSpaces XAP 9.5 API

net.jini.core.lease
Interface LeaseMap

All Superinterfaces:
Map
All Known Implementing Classes:
AbstractLeaseMap, ConstrainableLandlordLeaseMap, LandlordLeaseMap

public interface LeaseMap
extends Map

An unsynchronized Map from Lease to Long (the duration to use when renewing the lease). For all methods of LeaseMap except canContainKey, an IllegalArgumentException is thrown if a key is not a Lease or a value is not a Long. Null keys and values are not supported.

Since:
1.0
Author:
Sun Microsystems, Inc.

Nested Class Summary
 
Nested classes/interfaces inherited from interface java.util.Map
Map.Entry<K,V>
 
Method Summary
 void cancelAll()
          Cancels all leases in the LeaseMap.
 boolean canContainKey(Object key)
          Returns true if the given object is a Lease which can be renewed and cancelled in a batch with other leases in the map.
 void renewAll()
          Renews all leases in the LeaseMap, using their current values as the renewal durations.
 
Methods inherited from interface java.util.Map
clear, containsKey, containsValue, entrySet, equals, get, hashCode, isEmpty, keySet, put, putAll, remove, size, values
 

Method Detail

canContainKey

boolean canContainKey(Object key)
Returns true if the given object is a Lease which can be renewed and cancelled in a batch with other leases in the map. Whether or not two Lease objects can be batched is an implementation detail determined by the objects.

Parameters:
key - an object that should be a lease
Returns:
true if the lease can be renewed and cancelled in a a batch with other leases
See Also:
Lease.canBatch(net.jini.core.lease.Lease)

renewAll

void renewAll()
              throws LeaseMapException,
                     RemoteException
Renews all leases in the LeaseMap, using their current values as the renewal durations. If all renewals are successful, returns normally. Otherwise, removes all leases that failed to renew from the LeaseMap, and throws LeaseMapException.

Throws:
LeaseMapException
RemoteException

cancelAll

void cancelAll()
               throws LeaseMapException,
                      RemoteException
Cancels all leases in the LeaseMap. If all cancels are successful, returns normally (leaving all leases in the map). Otherwise, removes all leases that failed to cancel from the LeaseMap, and throws LeaseMapException.

Throws:
LeaseMapException
RemoteException

GigaSpaces XAP 9.5 API

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