From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 dom/cache/DBAction.h | 79 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 dom/cache/DBAction.h

(limited to 'dom/cache/DBAction.h')

diff --git a/dom/cache/DBAction.h b/dom/cache/DBAction.h
new file mode 100644
index 000000000..d0bbedbbc
--- /dev/null
+++ b/dom/cache/DBAction.h
@@ -0,0 +1,79 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_cache_DBAction_h
+#define mozilla_dom_cache_DBAction_h
+
+#include "mozilla/dom/cache/Action.h"
+#include "mozilla/RefPtr.h"
+#include "nsString.h"
+
+class mozIStorageConnection;
+class nsIFile;
+
+namespace mozilla {
+namespace dom {
+namespace cache {
+
+class DBAction : public Action
+{
+protected:
+  // The mode specifies whether the database should already exist or if its
+  // ok to create a new database.
+  enum Mode
+  {
+    Existing,
+    Create
+  };
+
+  explicit DBAction(Mode aMode);
+
+  // Action objects are deleted through their base pointer
+  virtual ~DBAction();
+
+  // Just as the resolver must be ref'd until resolve, you may also
+  // ref the DB connection.  The connection can only be referenced from the
+  // target thread and must be released upon resolve.
+  virtual void
+  RunWithDBOnTarget(Resolver* aResolver, const QuotaInfo& aQuotaInfo,
+                    nsIFile* aDBDir, mozIStorageConnection* aConn) = 0;
+
+private:
+  virtual void
+  RunOnTarget(Resolver* aResolver, const QuotaInfo& aQuotaInfo,
+              Data* aOptionalData) override;
+
+  nsresult OpenConnection(const QuotaInfo& aQuotaInfo, nsIFile* aQuotaDir,
+                          mozIStorageConnection** aConnOut);
+
+  nsresult WipeDatabase(nsIFile* aDBFile, nsIFile* aDBDir);
+
+  const Mode mMode;
+};
+
+class SyncDBAction : public DBAction
+{
+protected:
+  explicit SyncDBAction(Mode aMode);
+
+  // Action objects are deleted through their base pointer
+  virtual ~SyncDBAction();
+
+  virtual nsresult
+  RunSyncWithDBOnTarget(const QuotaInfo& aQuotaInfo, nsIFile* aDBDir,
+                        mozIStorageConnection* aConn) = 0;
+
+private:
+  virtual void
+  RunWithDBOnTarget(Resolver* aResolver, const QuotaInfo& aQuotaInfo,
+                    nsIFile* aDBDir, mozIStorageConnection* aConn) override;
+};
+
+} // namespace cache
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_cache_DBAction_h
-- 
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