src/binder/failurecache.cpp

   1 // Licensed to the .NET Foundation under one or more agreements.
   2 // The .NET Foundation licenses this file to you under the MIT license.
   3 // See the LICENSE file in the project root for more information.
   4 // ============================================================
   5 //
   6 // FailureCache.cpp
   7 //
   8
   9
  10 //
  11 // Implements the FailureCache class
  12 //
  13 // ============================================================
  14
  15 #include "failurecache.hpp"
  16
  17 namespace BINDER_SPACE
  18 {
  19     FailureCache::FailureCache() : SHash<FailureCacheHashTraits>::SHash()
  20     {
  21         // Nothing to do here
  22     }
  23
  24     FailureCache::~FailureCache()
  25     {
  26         // Delete entries and contents array
  27         for (Hash::Iterator i = Hash::Begin(), end = Hash::End(); i != end; i++)
  28         {
  29             const FailureCacheEntry *pFailureCacheEntry = *i;
  30             delete pFailureCacheEntry;
  31         }
  32         RemoveAll();
  33     }
  34
  35     HRESULT FailureCache::Add(SString &assemblyNameorPath,
  36                               HRESULT hrBindingResult)
  37     {
  38         HRESULT hr = S_OK;
  39         BINDER_LOG_ENTER(L"FailureCache::Add");
  40
  41         NewHolder<FailureCacheEntry> pFailureCacheEntry;
  42         SAFE_NEW(pFailureCacheEntry, FailureCacheEntry);
  43
  44         // No error occurred; report the original error
  45         hr = hrBindingResult;
  46
  47         pFailureCacheEntry->GetAssemblyNameOrPath().Set(assemblyNameorPath);
  48         pFailureCacheEntry->SetBindingResult(hrBindingResult);
  49
  50         Hash::Add(pFailureCacheEntry);
  51         pFailureCacheEntry.SuppressRelease();
  52
  53     Exit:
  54         BINDER_LOG_LEAVE_HR(L"FailureCache::Add", hr);
  55         return hr;
  56     }
  57
  58     HRESULT FailureCache::Lookup(SString &assemblyNameorPath)
  59     {
  60         HRESULT hr = S_OK;
  61         BINDER_LOG_ENTER(L"FailureCache::Lookup");
  62         FailureCacheEntry *pFailureCachEntry = Hash::Lookup(assemblyNameorPath);
  63
  64         if (pFailureCachEntry != NULL)
  65         {
  66             hr = pFailureCachEntry->GetBindingResult();
  67         }
  68
  69         BINDER_LOG_LEAVE_HR(L"FailureCache::Lookup", hr);
  70         return hr;
  71     }
  72
  73     void FailureCache::Remove(SString &assemblyName)
  74     {
  75         BINDER_LOG_ENTER(L"FailureCache::Remove");
  76
  77         FailureCacheEntry *pFailureCachEntry = Hash::Lookup(assemblyName);
  78
  79         // Hash::Remove does not clean up entries
  80         Hash::Remove(assemblyName);
  81         SAFE_DELETE(pFailureCachEntry);
  82
  83         BINDER_LOG_LEAVE(L"FailureCache::Remove");
  84     }
  85 };