/* * Copyright (C) 2012-2015 DataStax Inc. * * 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 com.datastax.driver.core; import com.datastax.driver.core.policies.ReconnectionPolicy; import java.util.concurrent.atomic.AtomicInteger; /** * A reconnection policy that tracks how many times its schedule has been invoked. */ public class CountingReconnectionPolicy implements ReconnectionPolicy { public final AtomicInteger count = new AtomicInteger(); private final ReconnectionPolicy childPolicy; public CountingReconnectionPolicy(ReconnectionPolicy childPolicy) { this.childPolicy = childPolicy; } @Override public ReconnectionSchedule newSchedule() { return new CountingSchedule(childPolicy.newSchedule()); } class CountingSchedule implements ReconnectionSchedule { private final ReconnectionSchedule childSchedule; public CountingSchedule(ReconnectionSchedule childSchedule) { this.childSchedule = childSchedule; } @Override public long nextDelayMs() { count.incrementAndGet(); return childSchedule.nextDelayMs(); } } @Override public void init(Cluster cluster) { } @Override public void close() { childPolicy.close(); } }