/*
* Copyright 2008-present MongoDB, 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.mongodb.internal.event;
import com.mongodb.diagnostics.logging.Logger;
import com.mongodb.diagnostics.logging.Loggers;
import com.mongodb.event.ServerHeartbeatFailedEvent;
import com.mongodb.event.ServerHeartbeatStartedEvent;
import com.mongodb.event.ServerHeartbeatSucceededEvent;
import com.mongodb.event.ServerMonitorListener;
import java.util.ArrayList;
import java.util.List;
import static com.mongodb.assertions.Assertions.isTrue;
import static java.lang.String.format;
final class ServerMonitorListenerMulticaster implements ServerMonitorListener {
private static final Logger LOGGER = Loggers.getLogger("cluster.event");
private final List<ServerMonitorListener> serverMonitorListeners;
ServerMonitorListenerMulticaster(final List<ServerMonitorListener> serverMonitorListeners) {
isTrue("All ServerMonitorListener instances are non-null", !serverMonitorListeners.contains(null));
this.serverMonitorListeners = new ArrayList<ServerMonitorListener>(serverMonitorListeners);
}
@Override
public void serverHearbeatStarted(final ServerHeartbeatStartedEvent event) {
for (ServerMonitorListener cur : serverMonitorListeners) {
try {
cur.serverHearbeatStarted(event);
} catch (Exception e) {
if (LOGGER.isWarnEnabled()) {
LOGGER.warn(format("Exception thrown raising server heartbeat started event to listener %s", cur), e);
}
}
}
}
@Override
public void serverHeartbeatSucceeded(final ServerHeartbeatSucceededEvent event) {
for (ServerMonitorListener cur : serverMonitorListeners) {
try {
cur.serverHeartbeatSucceeded(event);
} catch (Exception e) {
if (LOGGER.isWarnEnabled()) {
LOGGER.warn(format("Exception thrown raising server heartbeat succeeded event to listener %s", cur), e);
}
}
}
}
@Override
public void serverHeartbeatFailed(final ServerHeartbeatFailedEvent event) {
for (ServerMonitorListener cur : serverMonitorListeners) {
try {
cur.serverHeartbeatFailed(event);
} catch (Exception e) {
if (LOGGER.isWarnEnabled()) {
LOGGER.warn(format("Exception thrown raising server heartbeat failed event to listener %s", cur), e);
}
}
}
}
}