LibreOffice Module configmgr (master) 1
readwriteaccess.cxx
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1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
3 * This file is part of the LibreOffice project.
4 *
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 */
9
10#include <sal/config.h>
11
12#include <com/sun/star/configuration/XReadWriteAccess.hpp>
13#include <com/sun/star/lang/IllegalArgumentException.hpp>
14#include <com/sun/star/lang/NotInitializedException.hpp>
15#include <com/sun/star/lang/XInitialization.hpp>
16#include <com/sun/star/lang/XServiceInfo.hpp>
17#include <com/sun/star/uno/Any.hxx>
18#include <com/sun/star/uno/Reference.hxx>
19#include <com/sun/star/uno/RuntimeException.hpp>
20#include <com/sun/star/uno/Sequence.hxx>
21#include <com/sun/star/uno/XInterface.hpp>
24#include <cppuhelper/weak.hxx>
25#include <rtl/ref.hxx>
26#include <rtl/ustring.hxx>
27#include <mutex>
28#include <utility>
29#include <sal/types.h>
30
31#include "components.hxx"
32#include "lock.hxx"
33#include "rootaccess.hxx"
34
36
37namespace {
38
39class Service:
40 public cppu::WeakImplHelper<
41 css::lang::XServiceInfo, css::lang::XInitialization,
42 css::configuration::XReadWriteAccess >
43{
44public:
45 explicit Service(
46 css::uno::Reference< css::uno::XComponentContext > context):
47 context_(std::move(context)) {}
48
49private:
50 Service(const Service&) = delete;
51 Service& operator=(const Service&) = delete;
52
53 virtual ~Service() override {}
54
55 virtual OUString SAL_CALL getImplementationName() override
56 { return "com.sun.star.comp.configuration.ReadWriteAccess"; }
57
58 virtual sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override
59 { return cppu::supportsService(this, ServiceName); }
60
61 virtual css::uno::Sequence< OUString > SAL_CALL
63 { return { "com.sun.star.configuration.ReadWriteAccess" }; }
64
65 virtual void SAL_CALL initialize(
66 css::uno::Sequence< css::uno::Any > const & aArguments) override;
67
68 virtual css::uno::Any SAL_CALL getByHierarchicalName(
69 OUString const & aName) override
70 { return getRoot()->getByHierarchicalName(aName); }
71
72 virtual sal_Bool SAL_CALL hasByHierarchicalName(OUString const & aName) override
73 { return getRoot()->hasByHierarchicalName(aName); }
74
75 virtual void SAL_CALL replaceByHierarchicalName(
76 OUString const & aName, css::uno::Any const & aElement) override
77 { getRoot()->replaceByHierarchicalName(aName, aElement); }
78
79 virtual void SAL_CALL commitChanges() override
80 { getRoot()->commitChanges(); }
81
82 virtual sal_Bool SAL_CALL hasPendingChanges() override
83 { return getRoot()->hasPendingChanges(); }
84
85 virtual css::uno::Sequence< ::css::util::ElementChange > SAL_CALL getPendingChanges() override
86 { return getRoot()->getPendingChanges(); }
87
88 css::beans::Property SAL_CALL getPropertyByHierarchicalName(
89 OUString const & aHierarchicalName)
90 override
91 { return getRoot()->getPropertyByHierarchicalName(aHierarchicalName); }
92
93 sal_Bool SAL_CALL hasPropertyByHierarchicalName(
94 OUString const & aHierarchicalName) override
95 { return getRoot()->hasPropertyByHierarchicalName(aHierarchicalName); }
96
98
99 css::uno::Reference< css::uno::XComponentContext > context_;
100
101 std::mutex mutex_;
103};
104
105void Service::initialize(css::uno::Sequence< css::uno::Any > const & aArguments)
106{
107 OUString locale;
108 if (aArguments.getLength() != 1 || !(aArguments[0] >>= locale)) {
109 throw css::lang::IllegalArgumentException(
110 "not exactly one string argument",
111 getXWeak(), -1);
112 }
113 std::unique_lock g1(mutex_);
114 if (root_.is()) {
115 throw css::uno::RuntimeException(
116 "already initialized", getXWeak());
117 }
118 osl::MutexGuard g2(*lock());
120 root_ = new RootAccess(components, "/", locale, true);
121 components.addRootAccess(root_);
122}
123
124rtl::Reference< RootAccess > Service::getRoot() {
125 std::unique_lock g(mutex_);
126 if (!root_.is()) {
127 throw css::lang::NotInitializedException(
128 "not initialized", getXWeak());
129 }
130 return root_;
131}
132
133}
134}
135
136extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
138 css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const& )
139{
140 return cppu::acquire(new configmgr::read_write_access::Service(context));
141}
142
143
144/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
static Components & getSingleton(css::uno::Reference< css::uno::XComponentContext > const &context)
Definition: components.cxx:199
Sequence< PropertyValue > aArguments
OUString aName
css::uno::Sequence< OUString > getSupportedServiceNames()
std::shared_ptr< osl::Mutex > const & lock()
Definition: lock.cxx:28
bool CPPUHELPER_DLLPUBLIC supportsService(css::lang::XServiceInfo *implementation, rtl::OUString const &name)
SAL_DLLPUBLIC_EXPORT css::uno::XInterface * com_sun_star_comp_configuration_ReadWriteAccess_get_implementation(css::uno::XComponentContext *context, css::uno::Sequence< css::uno::Any > const &)
std::mutex mutex_
css::uno::Reference< css::uno::XComponentContext > context_
rtl::Reference< RootAccess > root_
unsigned char sal_Bool
std::vector< uno::Reference< sheet::XSpreadsheetDocument > > Components