--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Framework/PushMode/BucketPushQuery.cpp	Mon Sep 17 11:34:55 2018 +0200
@@ -0,0 +1,84 @@
+/**
+ * Transfers accelerator plugin for Orthanc
+ * Copyright (C) 2018 Osimis, Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Affero General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#include "BucketPushQuery.h"
+
+#include <Core/ChunkedBuffer.h>
+#include <Core/Compression/GzipCompressor.h>
+
+#include <boost/lexical_cast.hpp>
+
+
+namespace OrthancPlugins
+{
+  BucketPushQuery::BucketPushQuery(OrthancInstancesCache& cache,
+                                   const TransferBucket& bucket,
+                                   const std::string& peer,
+                                   const std::string& transactionUri,
+                                   size_t bucketIndex,
+                                   BucketCompression compression) :
+    cache_(cache),
+    bucket_(bucket),
+    peer_(peer),
+    compression_(compression)
+  {
+    uri_ = transactionUri + "/" + boost::lexical_cast<std::string>(bucketIndex);
+  }
+
+
+  void BucketPushQuery::ReadBody(std::string& body) const
+  {
+    Orthanc::ChunkedBuffer buffer;
+
+    for (size_t j = 0; j < bucket_.GetChunksCount(); j++)
+    {
+      std::string chunk;
+      std::string md5;  // unused
+      cache_.GetChunk(chunk, md5, bucket_, j);
+      buffer.AddChunk(chunk);
+    }
+
+    switch (compression_)
+    {
+      case BucketCompression_None:
+        buffer.Flatten(body);
+        break;
+
+      case BucketCompression_Gzip:
+      {
+        std::string raw;
+        buffer.Flatten(raw);
+            
+        Orthanc::GzipCompressor compressor;
+        Orthanc::IBufferCompressor::Compress(body, compressor, raw);
+        break;
+      }
+
+      default:
+        throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
+    }
+  }
+
+  
+  void BucketPushQuery::HandleAnswer(const void* answer,
+                                     size_t size)
+  {
+    throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
+  }
+}