Package org.infinispan.commons.io

Examples of org.infinispan.commons.io.ExposedByteArrayOutputStream

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      }
   }

   @Override
   protected ByteBuffer objectToBuffer(Object o, int estimatedSize) throws IOException {
      ExposedByteArrayOutputStream baos = new ExposedByteArrayOutputStream(estimatedSize);
      ObjectOutputStream oos = new ObjectOutputStream(baos);
      objectToObjectStream(o, oos);
      oos.flush();
      oos.close();
      baos.close();
      byte[] b = baos.toByteArray();
      return new ByteBufferImpl(b, 0, b.length);
   }
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      PutKeyValueCommand cmd = new PutKeyValueCommand(
            "k", "v", false, null, new EmbeddedMetadata.Builder().build(), Collections.<Flag>emptySet());
      try {
         // Write
         StreamingMarshaller globalMarshal = extractGlobalMarshaller(cm);
         ExposedByteArrayOutputStream baos = new ExposedByteArrayOutputStream(1024);
         ObjectOutput globalOO = globalMarshal.startObjectOutput(baos, false, 1024);
         try {
            globalOO.writeObject(address);
            /** BEGIN: Special treatment **/
            globalOO.flush(); // IMPORTANT: Flush needed to make sure the address gets written!!
            globalOO.writeInt(baos.size()); // Note amount of bytes that have been read so far
            globalOO.flush(); // IMPORTANT: Flush again!
            /** END: Special treatment **/

            // Now try cache marshaller to 'borrow' the output stream
            StreamingMarshaller cacheMarshaller = extractCacheMarshaller(cm.getCache());
            ObjectOutput cacheOO = cacheMarshaller.startObjectOutput(baos, true, 1024);
            try {
               cacheOO.writeObject(cmd);
            } finally {
               cacheMarshaller.finishObjectOutput(cacheOO);
            }
         } finally {
            globalMarshal.finishObjectOutput(globalOO);
         }

         byte[] bytes = new byte[baos.size()];
         System.arraycopy(baos.getRawBuffer(), 0, bytes, 0, bytes.length);

         // Read
         ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
         ObjectInput globalOI = globalMarshal.startObjectInput(bais, false);
         try {
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      cm.getCache(); // Start cache so that global marshaller is resolved
      JGroupsAddress address = new JGroupsAddress(new IpAddress(12345));
      try {
         // Write
         StreamingMarshaller globalMarshal = extractGlobalMarshaller(cm);
         ExposedByteArrayOutputStream baos = new ExposedByteArrayOutputStream(1024);
         ObjectOutput globalOO = globalMarshal.startObjectOutput(baos, false, 1024);
         try {
            globalOO.writeObject(address);
         } finally {
            globalMarshal.finishObjectOutput(globalOO);
         }

         byte[] bytes = new byte[baos.size()];
         System.arraycopy(baos.getRawBuffer(), 0, bytes, 0, bytes.length);

         // Read
         ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
         ObjectInput globalOI = globalMarshal.startObjectInput(bais, false);
         try {
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    * implementation has been moved here rather that keeping under a class that implements StreamingMarshaller
    * in order to avoid code duplication.
    */
   public Object objectFromInputStream(InputStream inputStream) throws IOException, ClassNotFoundException {
      int len = inputStream.available();
      ExposedByteArrayOutputStream bytes;
      byte[] buf;
      if(len > 0) {
         bytes = new ExposedByteArrayOutputStream(len);
         buf = new byte[Math.min(len, 1024)];
      } else {
         // Some input stream providers do not implement available()
         bytes = new ExposedByteArrayOutputStream();
         buf = new byte[1024];
      }
      int bytesRead;
      while ((bytesRead = inputStream.read(buf, 0, buf.length)) != -1) bytes.write(buf, 0, bytesRead);
      return objectFromByteBuffer(bytes.getRawBuffer(), 0, bytes.size());
   }
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      out.writeObject(obj);
   }

   @Override
   final protected ByteBuffer objectToBuffer(final Object o, final int estimatedSize) throws IOException {
      ExposedByteArrayOutputStream baos = new ExposedByteArrayOutputStream(estimatedSize);
      ObjectOutput marshaller = startObjectOutput(baos, false, estimatedSize);
      try {
         objectToObjectStream(o, marshaller);
      } finally {
         finishObjectOutput(marshaller);
      }
      return new ByteBuffer(baos.getRawBuffer(), 0, baos.size());
   }
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      }
   }

   @Override
   protected ByteBuffer objectToBuffer(Object o, int estimatedSize) throws IOException {
      ExposedByteArrayOutputStream baos = new ExposedByteArrayOutputStream(estimatedSize);
      Encoder encoder = new BinaryEncoder(baos);
      objectToBuffer(o, encoder);
      return new ByteBuffer(baos.getRawBuffer(), 0, baos.size());
   }
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      StreamingMarshaller marshaller = getCacheMarshaller(cacheName);

      // Take the cache marshaller and generate the payload for the rest of
      // the command using that cache marshaller and the write the bytes in
      // the original payload.
      ExposedByteArrayOutputStream os = marshallParameters(command, marshaller);
      UnsignedNumeric.writeUnsignedInt(output, os.size());
      // Do not rely on the raw buffer's length which is likely to be much longer!
      output.write(os.getRawBuffer(), 0, os.size());
      if (command instanceof TopologyAffectedCommand) {
         output.writeInt(((TopologyAffectedCommand) command).getTopologyId());
      }
   }
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   private ExposedByteArrayOutputStream marshallParameters(
         CacheRpcCommand cmd, StreamingMarshaller marshaller) throws IOException {
      BufferSizePredictor sizePredictor = marshaller.getBufferSizePredictor(cmd);
      int estimatedSize = sizePredictor.nextSize(cmd);
      ExposedByteArrayOutputStream baos = new ExposedByteArrayOutputStream(estimatedSize);
      ObjectOutput output = marshaller.startObjectOutput(baos, true, estimatedSize);
      try {
         cmdExt.writeCommandParameters(output, cmd);
      } finally {
         marshaller.finishObjectOutput(output);
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    * implementation has been moved here rather that keeping under a class that implements StreamingMarshaller
    * in order to avoid code duplication.
    */
   public Object objectFromInputStream(InputStream inputStream) throws IOException, ClassNotFoundException {
      int len = inputStream.available();
      ExposedByteArrayOutputStream bytes;
      byte[] buf;
      if(len > 0) {
         bytes = new ExposedByteArrayOutputStream(len);
         buf = new byte[Math.min(len, 1024)];
      } else {
         // Some input stream providers do not implement available()
         bytes = new ExposedByteArrayOutputStream();
         buf = new byte[1024];
      }
      int bytesRead;
      while ((bytesRead = inputStream.read(buf, 0, buf.length)) != -1) bytes.write(buf, 0, bytesRead);
      return objectFromByteBuffer(bytes.getRawBuffer(), 0, bytes.size());
   }
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      out.writeObject(obj);
   }

   @Override
   final protected ByteBuffer objectToBuffer(final Object o, final int estimatedSize) throws IOException {
      ExposedByteArrayOutputStream baos = new ExposedByteArrayOutputStream(estimatedSize);
      ObjectOutput marshaller = startObjectOutput(baos, false, estimatedSize);
      try {
         objectToObjectStream(o, marshaller);
      } finally {
         finishObjectOutput(marshaller);
      }
      return new ByteBufferImpl(baos.getRawBuffer(), 0, baos.size());
   }
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Related Classes of org.infinispan.commons.io.ExposedByteArrayOutputStream

  • org.infinispan.client.hotrod.marshall.ApacheAvroMarshaller
  • org.infinispan.commons.marshall.AbstractMarshaller
  • org.infinispan.commons.marshall.jboss.AbstractJBossMarshaller
  • org.infinispan.loaders.file.FileCacheStore
  • org.infinispan.marshall.core.VersionAwareMarshaller
  • org.infinispan.marshall.exts.CacheRpcCommandExternalizer
  • org.infinispan.marshall.SharedStreamMultiMarshallerTest
  • org.infinispan.marshall.TestObjectStreamMarshaller
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