/*
* Copyright 2010-2013 the original author or authors.
*
* 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 org.springframework.data.gemfire.util;
import java.util.Optional;
import java.util.Properties;
import org.apache.geode.cache.GemFireCache;
import org.apache.geode.cache.server.CacheServer;
import org.apache.geode.distributed.DistributedSystem;
import org.apache.geode.distributed.Locator;
import org.apache.geode.distributed.internal.DistributionConfig;
import org.apache.geode.distributed.internal.InternalDistributedSystem;
import org.apache.geode.distributed.internal.InternalLocator;
import org.apache.geode.internal.DistributionLocator;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;
/**
* DistributedSystemUtils is an abstract utility class for working with the GemFire DistributedSystem.
*
* @author John Blum
* @see org.apache.geode.cache.GemFireCache
* @see org.apache.geode.distributed.DistributedSystem
* @see org.apache.geode.distributed.internal.DistributionConfig
* @see org.apache.geode.distributed.internal.InternalDistributedSystem
* @see org.apache.geode.internal.DistributionLocator
* @since 1.7.0
*/
@SuppressWarnings("unused")
public abstract class DistributedSystemUtils extends SpringUtils {
public static final int DEFAULT_CACHE_SERVER_PORT = CacheServer.DEFAULT_PORT;
public static final int DEFAULT_LOCATOR_PORT = DistributionLocator.DEFAULT_LOCATOR_PORT;
public static final String DURABLE_CLIENT_ID_PROPERTY_NAME = DistributionConfig.DURABLE_CLIENT_ID_NAME;
public static final String DURABLE_CLIENT_TIMEOUT_PROPERTY_NAME = DistributionConfig.DURABLE_CLIENT_TIMEOUT_NAME;
public static final String GEMFIRE_PREFIX = DistributionConfig.GEMFIRE_PREFIX;
public static final String NAME_PROPERTY_NAME = DistributionConfig.NAME_NAME;
/* (non-Javadoc) */
public static Properties configureDurableClient(Properties gemfireProperties,
String durableClientId, Integer durableClientTimeout) {
if (StringUtils.hasText(durableClientId)) {
Assert.notNull(gemfireProperties, "gemfireProperties must not be null");
gemfireProperties.setProperty(DURABLE_CLIENT_ID_PROPERTY_NAME, durableClientId);
if (durableClientTimeout != null) {
gemfireProperties.setProperty(DURABLE_CLIENT_TIMEOUT_PROPERTY_NAME, durableClientTimeout.toString());
}
}
return gemfireProperties;
}
/* (non-Javadoc) */
public static boolean isConnected(DistributedSystem distributedSystem) {
return (distributedSystem != null && distributedSystem.isConnected());
}
/* (non-Javadoc) */
public static boolean isNotConnected(DistributedSystem distributedSystem) {
return !isConnected(distributedSystem);
}
/* (non-Javadoc) */
@SuppressWarnings("unchecked")
public static <T extends DistributedSystem> T getDistributedSystem() {
return (T) InternalDistributedSystem.getAnyInstance();
}
/* (non-Javadoc) */
@SuppressWarnings("unchecked")
public static <T extends DistributedSystem> T getDistributedSystem(GemFireCache gemfireCache) {
return (T) Optional.ofNullable(gemfireCache).map(GemFireCache::getDistributedSystem).orElse(null);
}
/* (non-Javadoc)*/
@SuppressWarnings("unchecked")
public static <T extends Locator> T getLocator() {
return (T) InternalLocator.getLocator();
}
}