/*
* Copyright (c) 2008-2013, Hazelcast, Inc. All Rights Reserved.
*
* 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.hazelcast.hibernate;
import com.hazelcast.config.Config;
import com.hazelcast.config.MapConfig;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.instance.GroupProperties;
import com.hazelcast.logging.Logger;
/**
* Helper class to create timestamps and calculate timeouts based on either Hazelcast
* configuration of by requesting values on the cluster.
*/
public final class HazelcastTimestamper {
private static final int SEC_TO_MS = 1000;
private HazelcastTimestamper() {
}
public static long nextTimestamp(HazelcastInstance instance) {
// System time in ms.
return instance.getCluster().getClusterTime();
}
public static int getTimeout(HazelcastInstance instance, String regionName) {
try {
final MapConfig cfg = instance.getConfig().findMapConfig(regionName);
if (cfg.getTimeToLiveSeconds() > 0) {
// TTL in ms
return cfg.getTimeToLiveSeconds() * SEC_TO_MS;
}
} catch (UnsupportedOperationException e) {
// HazelcastInstance is instance of HazelcastClient.
Logger.getLogger(HazelcastTimestamper.class).finest(e);
}
return CacheEnvironment.getDefaultCacheTimeoutInMillis();
}
public static long getMaxOperationTimeout(HazelcastInstance instance) {
String maxOpTimeoutProp = null;
try {
Config config = instance.getConfig();
maxOpTimeoutProp = config.getProperty(GroupProperties.PROP_OPERATION_CALL_TIMEOUT_MILLIS);
} catch (UnsupportedOperationException e) {
// HazelcastInstance is instance of HazelcastClient.
Logger.getLogger(HazelcastTimestamper.class).finest(e);
}
if (maxOpTimeoutProp != null) {
return Long.parseLong(maxOpTimeoutProp);
}
return Long.MAX_VALUE;
}
}