Package org.infinispan.util.hash

Examples of org.infinispan.util.hash.Hash

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   }

   private static ConsistentHash constructConsistentHashInstance(Configuration c) {
      ConsistentHash ch = (ConsistentHash) Util.getInstance(c.getConsistentHashClass(), c.getClassLoader());
      if (ch instanceof AbstractWheelConsistentHash) {
         Hash h = (Hash) Util.getInstance(c.getHashFunctionClass(), c.getClassLoader());
         AbstractWheelConsistentHash wch = (AbstractWheelConsistentHash) ch;
         wch.setHashFunction(h);
         wch.setNumVirtualNodes(c.getNumVirtualNodes());
      }
      if (ch instanceof AbstractConsistentHash) {
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    * @param template An older consistent hash instance to clone
    * @param addresses with which to populate the consistent hash
    * @return a new consistent hash instance
    */
   public static ConsistentHash createConsistentHash(ConsistentHash template, Collection<Address> addresses) {
      Hash hf = null;
      int numVirtualNodes = 1;
      GroupManager groupManager = null;
      if (template instanceof AbstractWheelConsistentHash) {
         AbstractWheelConsistentHash wTemplate = (AbstractWheelConsistentHash) template;
         hf = wTemplate.hashFunction;
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      }
   }

   private static ConsistentHash constructConsistentHashInstance(Configuration c) {
      Class<? extends ConsistentHash> chClass = Util.loadClass(c.getConsistentHashClass(), c.getClassLoader());
      Hash h = (Hash) Util.getInstance(c.getHashFunctionClass(), c.getClassLoader());
      HashSeed hs = c.getHashSeed() != null ? c.getHashSeed() :
            (HashSeed) Util.getInstance(c.getHashSeedClass(), c.getClassLoader());
      return constructConsistentHashInstance(chClass, h, hs, c.getNumVirtualNodes(), new GroupManagerImpl(c.getGroupers()));
   }
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    * @param template An older consistent hash instance to clone
    * @param addresses with which to populate the consistent hash
    * @return a new consistent hash instance
    */
   public static ConsistentHash createConsistentHash(ConsistentHash template, Collection<Address> addresses) {
      Hash hf = null;
      HashSeed hs = null;
      int numVirtualNodes = 1;
      GroupManager groupManager = null;
      if (template instanceof AbstractWheelConsistentHash) {
         AbstractWheelConsistentHash wTemplate = (AbstractWheelConsistentHash) template;
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      @Override
      @SuppressWarnings("unchecked")
      public T readObject(ObjectInput unmarshaller) throws IOException, ClassNotFoundException {
         T instance = instance();
         instance.numVirtualNodes = unmarshaller.readInt();
         Hash hash = (Hash) unmarshaller.readObject();
         instance.setHashFunction(hash);
         Set<Address> caches = (Set<Address>) unmarshaller.readObject();
         instance.setCaches(caches);
         return instance;
      }
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   }

   private static ConsistentHash constructConsistentHashInstance(Configuration c) {
      ConsistentHash ch = (ConsistentHash) Util.getInstance(c.getConsistentHashClass());
      if (ch instanceof AbstractWheelConsistentHash) {
         Hash h = (Hash) Util.getInstance(c.getHashFunctionClass());
         AbstractWheelConsistentHash wch = (AbstractWheelConsistentHash) ch;
         wch.setHashFunction(h);
         wch.setNumVirtualNodes(c.getNumVirtualNodes());
      }
      return ch;
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    * @param addresses with which to populate the consistent hash
    * @param topologyInfo
    * @return a new consistent hash instance
    */
   public static ConsistentHash createConsistentHash(ConsistentHash template, Collection<Address> addresses, TopologyInfo topologyInfo) {
      Hash hf = null;
      int numVirtualNodes = 1;
      if (template instanceof AbstractWheelConsistentHash) {
         AbstractWheelConsistentHash wTemplate = (AbstractWheelConsistentHash) template;
         hf = wTemplate.hashFunction;
         numVirtualNodes = wTemplate.numVirtualNodes;
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   }

   private static ConsistentHash constructConsistentHashInstance(Configuration c) {
      ConsistentHash ch = (ConsistentHash) Util.getInstance(c.getConsistentHashClass(), Thread.currentThread().getContextClassLoader());
      if (ch instanceof AbstractWheelConsistentHash) {
         Hash h = (Hash) Util.getInstance(c.getHashFunctionClass(), Thread.currentThread().getContextClassLoader());
         AbstractWheelConsistentHash wch = (AbstractWheelConsistentHash) ch;
         wch.setHashFunction(h);
         wch.setNumVirtualNodes(c.getNumVirtualNodes());
      }
      if (ch instanceof AbstractConsistentHash) {
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    * @param template An older consistent hash instance to clone
    * @param addresses with which to populate the consistent hash
    * @return a new consistent hash instance
    */
   public static ConsistentHash createConsistentHash(ConsistentHash template, Collection<Address> addresses) {
      Hash hf = null;
      int numVirtualNodes = 1;
      GroupManager groupManager = null;
      if (template instanceof AbstractWheelConsistentHash) {
         AbstractWheelConsistentHash wTemplate = (AbstractWheelConsistentHash) template;
         hf = wTemplate.hashFunction;
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      @Override
      @SuppressWarnings("unchecked")
      public T readObject(ObjectInput unmarshaller) throws IOException, ClassNotFoundException {
         T instance = instance();
         instance.numVirtualNodes = unmarshaller.readInt();
         Hash hash = (Hash) unmarshaller.readObject();
         instance.setHashFunction(hash);
         Set<Address> caches = (Set<Address>) unmarshaller.readObject();
         instance.setCaches(caches);
         return instance;
      }
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Related Classes of org.infinispan.util.hash.Hash

  • org.infinispan.distribution.ch.AbstractWheelConsistentHash$Externalizer
  • org.infinispan.distribution.ch.ConsistentHashHelper
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