Package org.infinispan.container.entries

Examples of org.infinispan.container.entries.MVCCEntry

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            log.trace("No need to load.  Key exists in the data container.");
            return true;
         }

         // Reuse the lock and create a new entry for loading
         MVCCEntry n = entryFactory.wrapEntryForWriting(ctx, key, true, false, keyLocked, false);
         loadEntry(ctx, key, n);
         return true;
      } else {
         return true;
      }
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   public Object acceptVisitor(InvocationContext ctx, Visitor visitor) throws Throwable {
      return visitor.visitReplaceCommand(ctx, this);
   }

   public Object perform(InvocationContext ctx) throws Throwable {
      MVCCEntry e = (MVCCEntry) ctx.lookupEntry(key);
      if (e != null) {
         if (ctx.isOriginLocal()) {
            //ISPN-514
            if (e.isNull() || e.getValue() == null) return returnValue(null, false);   
           
            if (oldValue == null || oldValue.equals(e.getValue())) {
               Object old = e.setValue(newValue);
               e.setLifespan(lifespanMillis);
               e.setMaxIdle(maxIdleTimeMillis);
               return returnValue(old, true);
            }
            return returnValue(null, false);
         } else {
            // for remotely originating calls, this doesn't check the status of what is under the key at the moment
            Object old = e.setValue(newValue);
            e.setLifespan(lifespanMillis);
            e.setMaxIdle(maxIdleTimeMillis);
            return returnValue(old, true);
         }
      }

      return returnValue(null, false);
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   public Object acceptVisitor(InvocationContext ctx, Visitor visitor) throws Throwable {
      return visitor.visitReplaceCommand(ctx, this);
   }

   public Object perform(InvocationContext ctx) throws Throwable {
      MVCCEntry e = (MVCCEntry) ctx.lookupEntry(key);
      if (e != null) {
         if (ctx.isOriginLocal()) {
             //ISPN-514
            if (e.isNull() || e.getValue() == null) return returnValue(null, false);   

            if (oldValue == null || oldValue.equals(e.getValue())) {
               Object old = e.setValue(newValue);
               e.setLifespan(lifespanMillis);
               e.setMaxIdle(maxIdleTimeMillis);
               return returnValue(old, true);
            }
            return returnValue(null, false);
         } else {
            // for remotely originating calls, this doesn't check the status of what is under the key at the moment
            Object old = e.setValue(newValue);
            e.setLifespan(lifespanMillis);
            e.setMaxIdle(maxIdleTimeMillis);
            return returnValue(old, true);
         }
      }

      return returnValue(null, false);
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      return visitor.visitPutKeyValueCommand(ctx, this);
   }

   public Object perform(InvocationContext ctx) throws Throwable {
      Object o;
      MVCCEntry e = (MVCCEntry) ctx.lookupEntry(key);
      Object entryValue = e.getValue();
      if (entryValue != null && putIfAbsent && !e.isRemoved()) {
         successful = false;
         return entryValue;
      } else {
         notifier.notifyCacheEntryModified(key, entryValue, true, ctx);

         if (value instanceof Delta) {
            // magic
            Delta dv = (Delta) value;
            DeltaAware toMergeWith = null;
            if (entryValue instanceof DeltaAware) toMergeWith = (DeltaAware) entryValue;
            e.setValue(dv.merge(toMergeWith));
            o = entryValue;
            e.setLifespan(lifespanMillis);
            e.setMaxIdle(maxIdleTimeMillis);
         } else {
            o = e.setValue(value);
            if (e.isRemoved()) {
               e.setRemoved(false);
               e.setValid(true);
               o = null;
            }
            e.setLifespan(lifespanMillis);
            e.setMaxIdle(maxIdleTimeMillis);
         }
         notifier.notifyCacheEntryModified(key, e.getValue(), false, ctx);
      }
      return o;
   }
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            if (keyLocked) entryFactory.releaseLock(key);
            return false;
         }

         // Reuse the lock and create a new entry for loading
         MVCCEntry n = entryFactory.wrapEntryForWriting(ctx, key, true, false, keyLocked, false, true);
         recordLoadedEntry(ctx, key, n, loaded);
         return true;
      } else {
         return true;
      }
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   public Object acceptVisitor(InvocationContext ctx, Visitor visitor) throws Throwable {
      return visitor.visitRemoveCommand(ctx, this);
   }

   public Object perform(InvocationContext ctx) throws Throwable {
      MVCCEntry e = (MVCCEntry) ctx.lookupEntry(key);
      if (e == null || e.isNull()) {
         nonExistent = true;
         log.trace("Nothing to remove since the entry is null or we have a null entry");
         if (value == null) {
            return null;
         } else {
            successful = false;
            return false;
         }
      }
      if (value != null && e.getValue() != null && !e.getValue().equals(value)) {
         successful = false;
         return false;
      }

      notify(ctx, e.getValue(), true);
      e.setRemoved(true);
      e.setValid(false);
      notify(ctx, null, false);
      return value == null ? e.getValue() : true;
   }
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   public Object acceptVisitor(InvocationContext ctx, Visitor visitor) throws Throwable {
      return visitor.visitRemoveCommand(ctx, this);
   }

   public Object perform(InvocationContext ctx) throws Throwable {
      MVCCEntry e = (MVCCEntry) ctx.lookupEntry(key);
      if (e == null || e.isNull()) {
         nonExistent = true;
         log.trace("Nothing to remove since the entry is null or we have a null entry");
         if (value == null) {
            return null;
         } else {
            successful = false;
            return false;
         }
      }
      if (value != null && e.getValue() != null && !e.getValue().equals(value)) {
         successful = false;
         return false;
      }

      notify(ctx, e.getValue(), true);
      e.setRemoved(true);
      e.setValid(false);
      notify(ctx, null, false);
      return value == null ? e.getValue() : true;
   }
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         return null;
      }
      //this might happen if the value was fetched from a cache loader
      if (cacheEntry instanceof MVCCEntry) {
         if (trace) log.trace("Handloing an internal cache entry...");
         MVCCEntry mvccEntry = (MVCCEntry) cacheEntry;
         return InternalEntryFactory.createValue(mvccEntry.getValue(), -1, mvccEntry.getLifespan(), -1, mvccEntry.getMaxIdle());
      } else {
         InternalCacheEntry internalCacheEntry = (InternalCacheEntry) cacheEntry;
         return internalCacheEntry.toInternalCacheValue();
      }
   }
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   }

   public Object perform(InvocationContext ctx) throws Throwable {
      for (CacheEntry e : ctx.getLookedUpEntries().values()) {
         if (e instanceof MVCCEntry) {
            MVCCEntry me = (MVCCEntry) e;
            Object k = me.getKey(), v = me.getValue();
            notifier.notifyCacheEntryRemoved(k, v, true, ctx);
            me.setRemoved(true);
            me.setValid(false);
            notifier.notifyCacheEntryRemoved(k, null, false, ctx);
         }
      }
      return null;
   }
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   }

   public Object perform(InvocationContext ctx) throws Throwable {
      for (Entry<Object, Object> e : map.entrySet()) {
         Object key = e.getKey();
         MVCCEntry me = lookupMvccEntry(ctx, key);
         notifier.notifyCacheEntryModified(key, me.getValue(), true, ctx);
         me.setValue(e.getValue());
         me.setLifespan(lifespanMillis);
         me.setMaxIdle(maxIdleTimeMillis);
         notifier.notifyCacheEntryModified(key, me.getValue(), false, ctx);
      }
      return null;
   }
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Related Classes of org.infinispan.container.entries.MVCCEntry

  • org.infinispan.commands.remote.ClusteredGetCommand
  • org.infinispan.commands.write.ClearCommand
  • org.infinispan.commands.write.PutKeyValueCommand
  • org.infinispan.commands.write.PutMapCommand
  • org.infinispan.commands.write.RemoveCommand
  • org.infinispan.commands.write.ReplaceCommand
  • org.infinispan.commands.write.VersionedPutKeyValueCommand
  • org.infinispan.commands.write.VersionedReplaceCommand
  • org.infinispan.container.EntryFactoryImpl
  • org.infinispan.factories.EntryFactoryImpl
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