# HG changeset patch
# User Sebastien Jodogne <s.jodogne@gmail.com>
# Date 1539855857 -7200
# Node ID e5e3253a11646c297180168e6e4a0ee4e09bd766
# Parent  9ff17eb830ec8eefa2c19ad30f699ff4c3709d2e
DicomInstanceToStore::GetHasher()

diff -r 9ff17eb830ec -r e5e3253a1164 OrthancServer/DicomInstanceToStore.cpp
--- a/OrthancServer/DicomInstanceToStore.cpp	Thu Oct 18 10:53:22 2018 +0200
+++ b/OrthancServer/DicomInstanceToStore.cpp	Thu Oct 18 11:44:17 2018 +0200
@@ -146,14 +146,18 @@
   }
 
 
-  struct DicomInstanceToStore::PImpl
+  class DicomInstanceToStore::PImpl
   {
-    DicomInstanceOrigin              origin_;
-    SmartContainer<std::string>      buffer_;
-    SmartContainer<ParsedDicomFile>  parsed_;
-    SmartContainer<DicomMap>         summary_;
-    SmartContainer<Json::Value>      json_;
-    MetadataMap                      metadata_;
+  public:
+    DicomInstanceOrigin                  origin_;
+    SmartContainer<std::string>          buffer_;
+    SmartContainer<ParsedDicomFile>      parsed_;
+    SmartContainer<DicomMap>             summary_;
+    SmartContainer<Json::Value>          json_;
+    MetadataMap                          metadata_;
+
+  private:
+    std::auto_ptr<DicomInstanceHasher>  hasher_;
 
     void ComputeMissingInformation()
     {
@@ -225,6 +229,7 @@
     }
 
 
+  public:
     const char* GetBufferData()
     {
       ComputeMissingInformation();
@@ -284,6 +289,22 @@
     }
 
 
+    DicomInstanceHasher& GetHasher()
+    {
+      if (hasher_.get() == NULL)
+      {
+        hasher_.reset(new DicomInstanceHasher(GetSummary()));
+      }
+
+      if (hasher_.get() == NULL)
+      {
+        throw OrthancException(ErrorCode_InternalError);
+      }
+
+      return *hasher_;
+    }
+
+    
     bool LookupTransferSyntax(std::string& result)
     {
       ComputeMissingInformation();
@@ -396,4 +417,10 @@
   {
     return pimpl_->LookupTransferSyntax(result);
   }
+
+
+  DicomInstanceHasher& DicomInstanceToStore::GetHasher()
+  {
+    return pimpl_->GetHasher();
+  }
 }
diff -r 9ff17eb830ec -r e5e3253a1164 OrthancServer/DicomInstanceToStore.h
--- a/OrthancServer/DicomInstanceToStore.h	Thu Oct 18 10:53:22 2018 +0200
+++ b/OrthancServer/DicomInstanceToStore.h	Thu Oct 18 11:44:17 2018 +0200
@@ -33,6 +33,7 @@
 
 #pragma once
 
+#include "../Core/DicomFormat/DicomInstanceHasher.h"
 #include "../Core/DicomFormat/DicomMap.h"
 #include "DicomInstanceOrigin.h"
 #include "ServerEnumerations.h"
@@ -49,7 +50,7 @@
     typedef std::map<std::pair<ResourceType, MetadataType>, std::string>  MetadataMap;
 
   private:
-    struct PImpl;
+    class PImpl;
     boost::shared_ptr<PImpl>  pimpl_;
 
   public:
@@ -84,5 +85,7 @@
     const Json::Value& GetJson();
 
     bool LookupTransferSyntax(std::string& result);
+
+    DicomInstanceHasher& GetHasher();
   };
 }
diff -r 9ff17eb830ec -r e5e3253a1164 OrthancServer/ServerContext.cpp
--- a/OrthancServer/ServerContext.cpp	Thu Oct 18 10:53:22 2018 +0200
+++ b/OrthancServer/ServerContext.cpp	Thu Oct 18 11:44:17 2018 +0200
@@ -316,10 +316,7 @@
     {
       StorageAccessor accessor(area_);
 
-      {
-        DicomInstanceHasher hasher(dicom.GetSummary());
-        resultPublicId = hasher.HashInstance();
-      }
+      resultPublicId = dicom.GetHasher().HashInstance();
 
       Json::Value simplifiedTags;
       ServerToolbox::SimplifyTags(simplifiedTags, dicom.GetJson(), DicomToJsonFormat_Human);
diff -r 9ff17eb830ec -r e5e3253a1164 OrthancServer/ServerIndex.cpp
--- a/OrthancServer/ServerIndex.cpp	Thu Oct 18 10:53:22 2018 +0200
+++ b/OrthancServer/ServerIndex.cpp	Thu Oct 18 11:44:17 2018 +0200
@@ -621,8 +621,6 @@
 
     instanceMetadata.clear();
 
-    DicomInstanceHasher hasher(instanceToStore.GetSummary());
-
     try
     {
       Transaction t(*this);
@@ -631,14 +629,14 @@
       {
         ResourceType type;
         int64_t tmp;
-        if (db_.LookupResource(tmp, type, hasher.HashInstance()))
+        if (db_.LookupResource(tmp, type, instanceToStore.GetHasher().HashInstance()))
         {
           assert(type == ResourceType_Instance);
 
           if (overwrite_)
           {
             // Overwrite the old instance
-            LOG(INFO) << "Overwriting instance: " << hasher.HashInstance();
+            LOG(INFO) << "Overwriting instance: " << instanceToStore.GetHasher().HashInstance();
             db_.DeleteResource(tmp);
           }
           else
@@ -658,10 +656,10 @@
         instanceSize += it->GetCompressedSize();
       }
 
-      Recycle(instanceSize, hasher.HashPatient());
+      Recycle(instanceSize, instanceToStore.GetHasher().HashPatient());
 
       // Create the instance
-      int64_t instance = CreateResource(hasher.HashInstance(), ResourceType_Instance);
+      int64_t instance = CreateResource(instanceToStore.GetHasher().HashInstance(), ResourceType_Instance);
       ServerToolbox::StoreMainDicomTags(db_, instance, ResourceType_Instance, dicomSummary);
 
       // Detect up to which level the patient/study/series/instance
@@ -674,26 +672,26 @@
       {
         ResourceType dummy;
 
-        if (db_.LookupResource(series, dummy, hasher.HashSeries()))
+        if (db_.LookupResource(series, dummy, instanceToStore.GetHasher().HashSeries()))
         {
           assert(dummy == ResourceType_Series);
           // The patient, the study and the series already exist
 
-          bool ok = (db_.LookupResource(patient, dummy, hasher.HashPatient()) &&
-                     db_.LookupResource(study, dummy, hasher.HashStudy()));
+          bool ok = (db_.LookupResource(patient, dummy, instanceToStore.GetHasher().HashPatient()) &&
+                     db_.LookupResource(study, dummy, instanceToStore.GetHasher().HashStudy()));
           assert(ok);
         }
-        else if (db_.LookupResource(study, dummy, hasher.HashStudy()))
+        else if (db_.LookupResource(study, dummy, instanceToStore.GetHasher().HashStudy()))
         {
           assert(dummy == ResourceType_Study);
 
           // New series: The patient and the study already exist
           isNewSeries = true;
 
-          bool ok = db_.LookupResource(patient, dummy, hasher.HashPatient());
+          bool ok = db_.LookupResource(patient, dummy, instanceToStore.GetHasher().HashPatient());
           assert(ok);
         }
-        else if (db_.LookupResource(patient, dummy, hasher.HashPatient()))
+        else if (db_.LookupResource(patient, dummy, instanceToStore.GetHasher().HashPatient()))
         {
           assert(dummy == ResourceType_Patient);
 
@@ -713,21 +711,21 @@
       // Create the series if needed
       if (isNewSeries)
       {
-        series = CreateResource(hasher.HashSeries(), ResourceType_Series);
+        series = CreateResource(instanceToStore.GetHasher().HashSeries(), ResourceType_Series);
         ServerToolbox::StoreMainDicomTags(db_, series, ResourceType_Series, dicomSummary);
       }
 
       // Create the study if needed
       if (isNewStudy)
       {
-        study = CreateResource(hasher.HashStudy(), ResourceType_Study);
+        study = CreateResource(instanceToStore.GetHasher().HashStudy(), ResourceType_Study);
         ServerToolbox::StoreMainDicomTags(db_, study, ResourceType_Study, dicomSummary);
       }
 
       // Create the patient if needed
       if (isNewPatient)
       {
-        patient = CreateResource(hasher.HashPatient(), ResourceType_Patient);
+        patient = CreateResource(instanceToStore.GetHasher().HashPatient(), ResourceType_Patient);
         ServerToolbox::StoreMainDicomTags(db_, patient, ResourceType_Patient, dicomSummary);
       }
 
@@ -853,13 +851,13 @@
       SeriesStatus seriesStatus = GetSeriesStatus(series);
       if (seriesStatus == SeriesStatus_Complete)
       {
-        LogChange(series, ChangeType_CompletedSeries, ResourceType_Series, hasher.HashSeries());
+        LogChange(series, ChangeType_CompletedSeries, ResourceType_Series, instanceToStore.GetHasher().HashSeries());
       }
 
       // Mark the parent resources of this instance as unstable
-      MarkAsUnstable(series, ResourceType_Series, hasher.HashSeries());
-      MarkAsUnstable(study, ResourceType_Study, hasher.HashStudy());
-      MarkAsUnstable(patient, ResourceType_Patient, hasher.HashPatient());
+      MarkAsUnstable(series, ResourceType_Series, instanceToStore.GetHasher().HashSeries());
+      MarkAsUnstable(study, ResourceType_Study, instanceToStore.GetHasher().HashStudy());
+      MarkAsUnstable(patient, ResourceType_Patient, instanceToStore.GetHasher().HashPatient());
 
       t.Commit(instanceSize);
 
diff -r 9ff17eb830ec -r e5e3253a1164 OrthancServer/ServerIndex.h
--- a/OrthancServer/ServerIndex.h	Thu Oct 18 10:53:22 2018 +0200
+++ b/OrthancServer/ServerIndex.h	Thu Oct 18 11:44:17 2018 +0200
@@ -38,7 +38,6 @@
 #include "../Core/Cache/LeastRecentlyUsedIndex.h"
 #include "../Core/SQLite/Connection.h"
 #include "../Core/DicomFormat/DicomMap.h"
-#include "../Core/DicomFormat/DicomInstanceHasher.h"
 #include "ServerEnumerations.h"
 
 #include "IDatabaseWrapper.h"
diff -r 9ff17eb830ec -r e5e3253a1164 UnitTestsSources/ServerIndexTests.cpp
--- a/UnitTestsSources/ServerIndexTests.cpp	Thu Oct 18 10:53:22 2018 +0200
+++ b/UnitTestsSources/ServerIndexTests.cpp	Thu Oct 18 11:44:17 2018 +0200
@@ -820,6 +820,11 @@
     ids.push_back(hasher.HashStudy());
     ids.push_back(hasher.HashSeries());
     ids.push_back(hasher.HashInstance());
+
+    ASSERT_EQ(hasher.HashPatient(), toStore.GetHasher().HashPatient());
+    ASSERT_EQ(hasher.HashStudy(), toStore.GetHasher().HashStudy());
+    ASSERT_EQ(hasher.HashSeries(), toStore.GetHasher().HashSeries());
+    ASSERT_EQ(hasher.HashInstance(), toStore.GetHasher().HashInstance());
   }
 
   index.ComputeStatistics(tmp);
@@ -884,6 +889,7 @@
       DicomInstanceToStore toStore;
       toStore.SetSummary(instance);
       toStore.SetOrigin(DicomInstanceOrigin::FromPlugins());
+      ASSERT_EQ(id, toStore.GetHasher().HashInstance());
 
       std::string id2;
       ASSERT_EQ(StoreStatus_Success, context.Store(id2, toStore));