Simple Load Balancer Application - Recommitting the source codewith the whole source...

[controller.git] / opendaylight / samples / loadbalancer / src / main / java / org / opendaylight / controller / samples / loadbalancer / policies / ILoadBalancingPolicy.java

diff --git a/opendaylight/samples/loadbalancer/src/main/java/org/opendaylight/controller/samples/loadbalancer/policies/ILoadBalancingPolicy.java b/opendaylight/samples/loadbalancer/src/main/java/org/opendaylight/controller/samples/loadbalancer/policies/ILoadBalancingPolicy.java
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+++ b/opendaylight/samples/loadbalancer/src/main/java/org/opendaylight/controller/samples/loadbalancer/policies/ILoadBalancingPolicy.java
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+/*
+ * Copyright IBM Corporation, 2013.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.samples.loadbalancer.policies;
+
+import org.opendaylight.controller.samples.loadbalancer.entities.Client;
+import org.opendaylight.controller.samples.loadbalancer.entities.VIP;
+
+/**
+ * All new load balancer policies must implement this interface.
+ */
+public interface ILoadBalancingPolicy {
+    
+    /**
+     * Returns IP address of the next pool member from the pool
+     * to which the load balancer service can direct incoming packets.
+     * @param source    source on the packet
+     * @param dest      virtual IP (VIP) that is used as destination on the packet
+     * @return IP address of the next pool member which will serve
+     *          all incoming traffic destined for the given VIP and with the given source
+     *          information
+     */
+    public String getPoolMemberForClient(Client source, VIP dest);
+    
+}
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