LibreOffice Module configmgr (master) 1
readonlyaccess.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/container/XHierarchicalNameAccess.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 <osl/mutex.hxx>
26#include <rtl/ref.hxx>
27#include <rtl/ustring.hxx>
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::container::XHierarchicalNameAccess >
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.ReadOnlyAccess"; }
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.ReadOnlyAccess" }; }
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
76
77 css::uno::Reference< css::uno::XComponentContext > context_;
78
79 osl::Mutex mutex_;
81};
82
83void Service::initialize(css::uno::Sequence< css::uno::Any > const & aArguments)
84{
85 OUString locale;
86 if (aArguments.getLength() != 1 || !(aArguments[0] >>= locale)) {
87 throw css::lang::IllegalArgumentException(
88 "not exactly one string argument",
89 static_cast< cppu::OWeakObject * >(this), -1);
90 }
91 osl::MutexGuard g1(mutex_);
92 if (root_.is()) {
93 throw css::uno::RuntimeException(
94 "already initialized", static_cast< cppu::OWeakObject * >(this));
95 }
96 osl::MutexGuard g2(*lock());
98 root_ = new RootAccess(components, "/", locale, false);
99 components.addRootAccess(root_);
100}
101
102rtl::Reference< RootAccess > Service::getRoot() {
103 osl::MutexGuard g(mutex_);
104 if (!root_.is()) {
105 throw css::lang::NotInitializedException(
106 "not initialized", static_cast< cppu::OWeakObject * >(this));
107 }
108 return root_;
109}
110
111}
112}
113
114extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
116 css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const&)
117{
118 return cppu::acquire(new configmgr::read_only_access::Service(context));
119}
120
121/* 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)
css::uno::Reference< css::uno::XComponentContext > context_
osl::Mutex mutex_
rtl::Reference< RootAccess > root_
SAL_DLLPUBLIC_EXPORT css::uno::XInterface * com_sun_star_comp_configuration_ReadOnlyAccess_get_implementation(css::uno::XComponentContext *context, css::uno::Sequence< css::uno::Any > const &)
unsigned char sal_Bool
std::vector< uno::Reference< sheet::XSpreadsheetDocument > > Components