Java GemFireCache类代码示例

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
public static void doRebalance(GemFireCache cache) {
   ResourceManager resMan = cache.getResourceManager();
   boolean heapEviction = (resMan.getEvictionHeapPercentage() > 0);
   RebalanceFactory factory = resMan.createRebalanceFactory();
   try {
      RebalanceResults simulateResults = null;
      if (!heapEviction) {  
         Log.getLogWriter().info("Calling rebalance simulate");
         RebalanceOperation simulateOp = factory.simulate();
         simulateResults = simulateOp.getResults(); 
         Log.getLogWriter().info(RebalanceUtil.RebalanceResultsToString(simulateResults, "Simulate"));
      }

      Log.getLogWriter().info("Starting rebalancing");
      RebalanceOperation rebalanceOp = factory.start();
      RebalanceResults rebalanceResults = rebalanceOp.getResults();
      Log.getLogWriter().info(RebalanceUtil.RebalanceResultsToString(rebalanceResults, "Rebalance"));

      if (!(heapEviction || (ConfigPrms.getHadoopConfig() != null))) {
        RebalanceUtil.isBalanceImproved(rebalanceResults); // this throws an exception if not improved
        RebalanceUtil.checkSimulateAgainstRebalance(simulateResults, rebalanceResults);
      }
   } catch (InterruptedException e) {
      throw new TestException(TestHelper.getStackTrace(e));
   }
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
public synchronized static void HydraTask_recreateBucketsFromHDFS(GemFireCache cache) {
   Set<Region<?,?>> regSet = cache.rootRegions();
   Integer thisVmId = RemoteTestModule.getMyVmid();
   Iterator it = regSet.iterator();
   while (it.hasNext()) {
      Region aRegion = (Region)(it.next());
      PartitionAttributes prAttr = aRegion.getAttributes().getPartitionAttributes();
      if (prAttr != null) { // is a partitioned region
         if (prAttr.getLocalMaxMemory() != 0) { // is a data store, not an accessor
           Set keys = aRegion.keySet();
           Log.getLogWriter().info("after aRegion.keySet() recreateBucketsFromHDFS found keySet size = " + keys.size() + " with region.size() = " + aRegion.size() + " for " + aRegion.getFullPath());
           for (Iterator kit = keys.iterator(); kit.hasNext(); ) {
              Object key = kit.next();
              aRegion.get(key);
           }
           Log.getLogWriter().info("iterating aRegion.keySet() recreateBucketsFromHDFS found keySet size = " + keys.size() + " with region.size() = " + aRegion.size() + " for " + aRegion.getFullPath());
         }
      }
   }
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
@Bean
LocalRegionFactoryBean<String, Conference> localRegionFactory(final GemFireCache cache) {
	return new LocalRegionFactoryBean<String, Conference>() {{
		setCache(cache);
		setName("conference");
	}};
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
public static void checkForDistUser(final Properties props,
    final String sharedSchemaName, final int privileges,
    final boolean readOnlyConnection) {
  try {
    checkDistUser(props, sharedSchemaName, privileges, readOnlyConnection);
  } catch (SQLException e) {
    e.printStackTrace();
    GemFireCache cache = Misc.getGemFireCacheNoThrow();
    throw GemFireXDRuntimeException.newRuntimeException("Check Exception in "
        + (cache != null ? cache.getDistributedSystem()
            .getDistributedMember() : "cache is null"), e);
  }
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
public void restarting(DistributedSystem ds, GemFireCache cache) {
  if (ds != null) {
    this.logger = ds.getLogWriter().convertToLogWriterI18n();
    for (TcpHandler handler: this.allHandlers) {
      handler.restarting(ds, cache);
    }
  }
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
public void restarting(DistributedSystem ds, GemFireCache cache) {
  if (ds != null) {
    this.loadSnapshot = new LocatorLoadSnapshot();
    this.ds = (InternalDistributedSystem)ds;
    this.advisor = ControllerAdvisor.createControllerAdvisor(this); // escapes constructor but allows field to be final
  }
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
public synchronized static void HydraTask_waitForRecovery(GemFireCache cache) {
   Set<Region<?,?>> regSet = cache.rootRegions();
   Integer thisVmId = RemoteTestModule.getMyVmid();
   List prNames = new ArrayList();
   Iterator it = regSet.iterator();
   int numColocatedRegions = 0;
   while (it.hasNext()) {
      Region aRegion = (Region)(it.next());
      PartitionAttributes prAttr = aRegion.getAttributes().getPartitionAttributes();
      if (prAttr != null) { // is a partitioned region
         if (prAttr.getLocalMaxMemory() != 0) { // is a data store, not an acessor
            if (prAttr.getRedundantCopies() != 0) { // this PR has redundant copies to recover
               prNames.add(aRegion.getFullPath());
            }
            if (prAttr.getColocatedWith() != null) {
               numColocatedRegions++;
            }
         }
      }
   }
   if (prNames.size() != 0) {
      if (ConfigPrms.getHadoopConfig() != null) {
         int numPRs = (prNames.size() * 2) - numColocatedRegions;
         PRObserver.waitForRebalRecov(thisVmId, 1, numPRs, null, null, false);
      } else {
         PRObserver.waitForRebalRecov(thisVmId, 1, prNames.size(), prNames, null, false);
      }
   } else {
      Log.getLogWriter().info("No recovery to wait for; there are no data store PRs in this vm");
   }
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
/**
 * Initializes the client caches and the regions
 * 
 */

public static void initCacheClient() {
  synchronized (DurableClientsTest.class) {
    if (getCache() == null) {  // first thread
      // create the cache and region
      GemFireCache cache = createCache();

      int numOfRegion = TestConfig.tab().intAt(
          durableClients.DurableClientsPrms.numberOfRegions, 1);
      for (int i = 0; i < numOfRegion; i++) {
        Region region = createRegion(REGION_NAME + i);
        PoolImpl mybw = ClientHelper.getPool(region);
        DurableClientsTest.myPool = mybw;
        Log.getLogWriter().info(
            "The primary server endpoint is " + mybw.getPrimaryName());

        String VmDurableId = ((InternalDistributedSystem)InternalDistributedSystem
            .getAnyInstance()).getConfig().getDurableClientId();
        Log.getLogWriter().info(" VM Durable Client Id is " + VmDurableId);
        if (!DurableClientsBB.getBB().getSharedMap().containsKey(VmDurableId)) {
          HashMap map = new HashMap();
          DurableClientsBB.getBB().getSharedMap().put(VmDurableId, map);
        }
      }
      // client sending the ready message
      readyForEvents();
    }
  }

}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
/**
 * Initializes the test region in the cache client VM and registers a CQ
 */
public static void initCQClient() {
  synchronized (HAClientQueue.class) {
    if (getCache() == null) {
      // create the cache and region
      GemFireCache cache = createCache();

      // init CQ Service
      CQUtil.initialize();
      CQUtil.initializeCQService(useClientCache); 

      int numOfRegion = TestConfig.tab().intAt(
          durableClients.DurableClientsPrms.numberOfRegions, 1);
      for (int i = 0; i < numOfRegion; i++) {
        Region region = createRegion(REGION_NAME + i);
        PoolImpl mybw = ClientHelper.getPool(region);
        myPool = mybw;
        Log.getLogWriter().info(
            "The primary server endpoint is " + mybw.getPrimaryName());
        String VmDurableId = ((InternalDistributedSystem)InternalDistributedSystem
            .getAnyInstance()).getConfig().getDurableClientId();
        Log.getLogWriter().info(" VM Durable Client Id is " + VmDurableId);
        if (!DurableClientsBB.getBB().getSharedMap().containsKey(VmDurableId)) {
          HashMap map = new HashMap();
          DurableClientsBB.getBB().getSharedMap().put(VmDurableId, map);
        }
        Log.getLogWriter().info("Doing durable cq register");
        CQUtil.registerDurableCQ(region);
      }
      readyForEvents();
    }
  }
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
/**
 * Utility method to get either the Cache or ClientCache (depending on 
 * test configuration).
 */
public static GemFireCache getCache() {
    GemFireCache cache = null;
    if (useClientCache) {
      cache = ClientCacheHelper.getCache();
    } else {
      cache = CacheHelper.getCache();
    }
    return cache;
 }
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
/** 
 * Utility method to create the cache or client cache (depending on 
 * test configuration).
 */
public static GemFireCache createCache () {
  GemFireCache cache = null;
  if (useClientCache) {
    cache = ClientCacheHelper.createCache(ConfigPrms.getClientCacheConfig());
  } else {
    cache = CacheHelper.createCache(ConfigPrms.getCacheConfig());
  }
  return cache;
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
/**
 * Store JSON Message on <code>ERROR_REGION</code>
 * @param message
 */
private void processErrorBatch(final String message) {
    try {
        GemFireCache gemFireCache = CacheFactory.getAnyInstance();
        Region region = gemFireCache.getRegion(ERROR_REGION);
        String id = String.format("%d-%s", System.currentTimeMillis(), gemFireCache.getName());

        region.put(id, message);
    } catch (Exception ex) {
        LOGGER.log(Level.SEVERE
              ,String.format("Error to store failed message. Error: %s %n Message: %n ---- %s  ---- %n", ex.getMessage(), message)
              ,ex);
    }
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
public void restarting(DistributedSystem ds, GemFireCache cache) {
  this.cache = (GemFireCacheImpl)cache;
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
public HDFSRegionDirector setCache(GemFireCache cache) {
  this.cache = cache;
  return this;
}
 

import com.gemstone.gemfire.cache.GemFireCache; //导入依赖的package包/类
public GemFireCache getCache() {
  return this.cache;
}