Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 117 insertions, 0 deletions

diff --git a/comphelper/source/processfactory/processfactory.cxx b/comphelper/source/processfactory/processfactory.cxx
new file mode 100644
index 000000000..fc8586471
--- /dev/null
+++ b/comphelper/source/processfactory/processfactory.cxx
@@ -0,0 +1,117 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <mutex>
+#include <comphelper/processfactory.hxx>
+
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/uno/DeploymentException.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+
+namespace com::sun::star::uno { class XComponentContext; }
+
+using namespace ::com::sun::star;
+using namespace com::sun::star::uno;
+using namespace com::sun::star::lang;
+using namespace osl;
+
+namespace comphelper
+{
+
+namespace {
+
+class LocalProcessFactory {
+public:
+    void set( const Reference< XMultiServiceFactory >& xSMgr )
+    {
+        std::unique_lock aGuard( maMutex );
+
+        xProcessFactory = xSMgr;
+    }
+
+    Reference< XMultiServiceFactory > get() const
+    {
+        std::unique_lock aGuard( maMutex );
+
+        return xProcessFactory;
+    }
+
+private:
+    mutable std::mutex maMutex;
+    Reference< XMultiServiceFactory > xProcessFactory;
+};
+
+/*
+    This var preserves only that the above xProcessFactory variable will not be create when
+    the library is loaded.
+*/
+LocalProcessFactory localProcessFactory;
+
+}
+
+void setProcessServiceFactory(const Reference< XMultiServiceFactory >& xSMgr)
+{
+    localProcessFactory.set( xSMgr );
+}
+
+Reference< XMultiServiceFactory > getProcessServiceFactory()
+{
+    Reference< XMultiServiceFactory> xReturn = localProcessFactory.get();
+    if ( !xReturn.is() )
+    {
+        throw DeploymentException( "null process service factory" );
+    }
+    return xReturn;
+}
+
+Reference< XComponentContext > getComponentContext(
+    Reference< XMultiServiceFactory > const & factory)
+{
+    Reference< XComponentContext > xRet;
+    uno::Reference<beans::XPropertySet> const xProps( factory, uno::UNO_QUERY );
+    if (xProps.is()) {
+        static constexpr OUStringLiteral DEFAULT_CONTEXT = u"DefaultContext";
+        try {
+            xRet.set( xProps->getPropertyValue(DEFAULT_CONTEXT),
+                      uno::UNO_QUERY );
+        }
+        catch (beans::UnknownPropertyException & e) {
+            throw DeploymentException(
+                "unknown service factory DefaultContext property: " + e.Message,
+                Reference<XInterface>(factory, UNO_QUERY) );
+        }
+    }
+    if ( !xRet.is() )
+    {
+        throw DeploymentException(
+            "no service factory DefaultContext",
+            Reference<XInterface>(factory, UNO_QUERY) );
+    }
+    return xRet;
+}
+
+Reference< XComponentContext > getProcessComponentContext()
+{
+    return getComponentContext( getProcessServiceFactory() );
+}
+
+} // namespace comphelper
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */