mirror of
https://github.com/OpenHFT/Chronicle-Map.git
synced 2021-09-13 01:26:12 +00:00
54 lines
2.4 KiB
Java
54 lines
2.4 KiB
Java
/*
|
|
* Copyright 2014 Higher Frequency Trading http://www.higherfrequencytrading.com
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package net.openhft.chronicle.map;
|
|
|
|
import java.io.Closeable;
|
|
import java.io.IOException;
|
|
|
|
abstract class Replicator {
|
|
|
|
/**
|
|
* A constructor for use in subclasses.
|
|
*/
|
|
protected Replicator() {
|
|
}
|
|
|
|
/**
|
|
* Applies the replicator to the map instance and returns a Closeable token to manage resources,
|
|
* associated with the replication. <p>This method isn't intended to be called from the client
|
|
* code.
|
|
*
|
|
* @param builder the builder from which the map was constructed. The replicator may
|
|
* obtain some map configurations, not accessible via the map
|
|
* instance.
|
|
* @param map a replicated map instance. Provides basic tools for replication
|
|
* implementation.
|
|
* @param entryExternalizable the callback for ser/deser implementation in the replicator
|
|
* @param chronicleMap to wrap.
|
|
* @return a {@code Closeable} token to control replication resources. It should be closed on
|
|
* closing the replicated map.
|
|
* @throws java.io.IOException if an io error occurred during the replicator setup
|
|
* @throws IllegalStateException if this replicator doesn't support application to more than one
|
|
* map (or the specified number of maps), and this replicator has
|
|
* already been applied to a map (or the specified number of
|
|
* maps)
|
|
*/
|
|
protected abstract Closeable applyTo(ChronicleMapBuilder builder,
|
|
Replica map, Replica.EntryExternalizable entryExternalizable,
|
|
final ChronicleMap chronicleMap) throws IOException;
|
|
}
|