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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 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include "sal/config.h"
21 :
22 : #include <cassert>
23 : #include <vector>
24 :
25 : #include "com/sun/star/lang/DisposedException.hpp"
26 : #include "com/sun/star/lang/EventObject.hpp"
27 : #include "com/sun/star/lang/WrappedTargetException.hpp"
28 : #include "com/sun/star/uno/Any.hxx"
29 : #include "com/sun/star/uno/Reference.hxx"
30 : #include "com/sun/star/uno/RuntimeException.hpp"
31 : #include "com/sun/star/uno/Type.hxx"
32 : #include "com/sun/star/uno/XInterface.hpp"
33 : #include "com/sun/star/util/ChangesEvent.hpp"
34 : #include "com/sun/star/util/ChangesSet.hpp"
35 : #include "com/sun/star/util/ElementChange.hpp"
36 : #include "com/sun/star/util/XChangesBatch.hpp"
37 : #include "com/sun/star/util/XChangesListener.hpp"
38 : #include "com/sun/star/util/XChangesNotifier.hpp"
39 : #include "comphelper/sequenceasvector.hxx"
40 : #include "cppu/unotype.hxx"
41 : #include "cppuhelper/queryinterface.hxx"
42 : #include "cppuhelper/weak.hxx"
43 : #include "osl/mutex.hxx"
44 : #include "rtl/ref.hxx"
45 : #include "rtl/ustring.h"
46 : #include "rtl/ustring.hxx"
47 :
48 : #include "broadcaster.hxx"
49 : #include "childaccess.hxx"
50 : #include "components.hxx"
51 : #include "data.hxx"
52 : #include "lock.hxx"
53 : #include "modifications.hxx"
54 : #include "node.hxx"
55 : #include "path.hxx"
56 : #include "rootaccess.hxx"
57 :
58 : namespace configmgr {
59 :
60 64291 : RootAccess::RootAccess(
61 : Components & components, OUString const & pathRepresentation,
62 : OUString const & locale, bool update):
63 : Access(components), pathRepresentation_(pathRepresentation),
64 64291 : locale_(locale), update_(update), finalized_(false), alive_(true)
65 : {
66 64291 : lock_ = lock();
67 64291 : }
68 :
69 1260063 : Path RootAccess::getAbsolutePath() {
70 1260063 : getNode();
71 1260063 : return path_;
72 : }
73 :
74 95391 : void RootAccess::initBroadcaster(
75 : Modifications::Node const & modifications, Broadcaster * broadcaster)
76 : {
77 : assert(broadcaster != 0);
78 95391 : comphelper::SequenceAsVector< css::util::ElementChange > changes;
79 : initBroadcasterAndChanges(
80 95391 : modifications, broadcaster, changesListeners_.empty() ? 0 : &changes);
81 95391 : if (!changes.empty()) {
82 10607 : css::util::ChangesSet set(changes.getAsConstList());
83 63642 : for (ChangesListeners::iterator i(changesListeners_.begin());
84 42428 : i != changesListeners_.end(); ++i)
85 : {
86 10607 : cppu::OWeakObject* pSource = static_cast< cppu::OWeakObject * >(this);
87 10607 : css::uno::Reference< css::uno::XInterface > xBase( pSource, css::uno::UNO_QUERY );
88 : broadcaster->addChangesNotification(
89 10607 : *i,
90 : css::util::ChangesEvent(
91 21214 : pSource, makeAny( xBase ), set));
92 21214 : }
93 95391 : }
94 95391 : }
95 :
96 14331191 : void RootAccess::acquire() throw () {
97 14331191 : Access::acquire();
98 14331191 : }
99 :
100 14329728 : void RootAccess::release() throw () {
101 14329728 : Access::release();
102 14329728 : }
103 :
104 65 : OUString RootAccess::getAbsolutePathRepresentation() {
105 65 : getNode(); // turn pathRepresentation_ into canonic form
106 65 : return pathRepresentation_;
107 : }
108 :
109 414400 : OUString RootAccess::getLocale() const {
110 414400 : return locale_;
111 : }
112 :
113 119835 : bool RootAccess::isUpdate() const {
114 119835 : return update_;
115 : }
116 :
117 1042 : void RootAccess::setAlive(bool b) {
118 1042 : alive_ = b;
119 1042 : }
120 :
121 7620 : void RootAccess::addChangesListener(
122 : css::uno::Reference< css::util::XChangesListener > const & aListener)
123 : throw (css::uno::RuntimeException)
124 : {
125 : assert(thisIs(IS_ANY));
126 : {
127 7620 : osl::MutexGuard g(*lock_);
128 7620 : checkLocalizedPropertyAccess();
129 7620 : if (!aListener.is()) {
130 : throw css::uno::RuntimeException(
131 : OUString("null listener"),
132 0 : static_cast< cppu::OWeakObject * >(this));
133 : }
134 7620 : if (!isDisposed()) {
135 7620 : changesListeners_.insert(aListener);
136 15240 : return;
137 0 : }
138 : }
139 : try {
140 0 : aListener->disposing(
141 0 : css::lang::EventObject(static_cast< cppu::OWeakObject * >(this)));
142 0 : } catch (css::lang::DisposedException &) {}
143 : }
144 :
145 6951 : void RootAccess::removeChangesListener(
146 : css::uno::Reference< css::util::XChangesListener > const & aListener)
147 : throw (css::uno::RuntimeException)
148 : {
149 : assert(thisIs(IS_ANY));
150 6951 : osl::MutexGuard g(*lock_);
151 6951 : checkLocalizedPropertyAccess();
152 6951 : ChangesListeners::iterator i(changesListeners_.find(aListener));
153 6951 : if (i != changesListeners_.end()) {
154 5523 : changesListeners_.erase(i);
155 6951 : }
156 6951 : }
157 :
158 13345 : void RootAccess::commitChanges()
159 : throw (css::lang::WrappedTargetException, css::uno::RuntimeException)
160 : {
161 : assert(thisIs(IS_UPDATE));
162 13345 : if (!alive_)
163 : {
164 13345 : return;
165 : }
166 13345 : Broadcaster bc;
167 : {
168 13345 : osl::MutexGuard g(*lock_);
169 :
170 13345 : checkLocalizedPropertyAccess();
171 : int finalizedLayer;
172 26690 : Modifications globalMods;
173 : commitChildChanges(
174 13345 : ((getComponents().resolvePathRepresentation(
175 : pathRepresentation_, 0, 0, &finalizedLayer)
176 66725 : == node_) &&
177 13345 : finalizedLayer == Data::NO_LAYER),
178 13345 : &globalMods);
179 13345 : getComponents().writeModifications();
180 26690 : getComponents().initGlobalBroadcaster(globalMods, this, &bc);
181 : }
182 13345 : bc.send();
183 : }
184 :
185 0 : sal_Bool RootAccess::hasPendingChanges() throw (css::uno::RuntimeException) {
186 : assert(thisIs(IS_UPDATE));
187 0 : osl::MutexGuard g(*lock_);
188 0 : checkLocalizedPropertyAccess();
189 : //TODO: Optimize:
190 0 : std::vector< css::util::ElementChange > changes;
191 0 : reportChildChanges(&changes);
192 0 : return !changes.empty();
193 : }
194 :
195 0 : css::util::ChangesSet RootAccess::getPendingChanges()
196 : throw (css::uno::RuntimeException)
197 : {
198 : assert(thisIs(IS_UPDATE));
199 0 : osl::MutexGuard g(*lock_);
200 0 : checkLocalizedPropertyAccess();
201 0 : comphelper::SequenceAsVector< css::util::ElementChange > changes;
202 0 : reportChildChanges(&changes);
203 0 : return changes.getAsConstList();
204 : }
205 :
206 189747 : RootAccess::~RootAccess()
207 : {
208 63249 : osl::MutexGuard g(*lock_);
209 63249 : if (alive_)
210 63249 : getComponents().removeRootAccess(this);
211 126498 : }
212 :
213 52958 : Path RootAccess::getRelativePath() {
214 52958 : return Path();
215 : }
216 :
217 13167 : OUString RootAccess::getRelativePathRepresentation() {
218 13167 : return OUString();
219 : }
220 :
221 5159285 : rtl::Reference< Node > RootAccess::getNode() {
222 5159285 : if (!node_.is()) {
223 62813 : OUString canonic;
224 : int finalizedLayer;
225 125626 : node_ = getComponents().resolvePathRepresentation(
226 62813 : pathRepresentation_, &canonic, &path_, &finalizedLayer);
227 62813 : if (!node_.is()) {
228 : throw css::uno::RuntimeException(
229 0 : (OUString("cannot find ") +
230 0 : pathRepresentation_),
231 0 : 0);
232 : // RootAccess::queryInterface indirectly calls
233 : // RootAccess::getNode, so if this RootAccess were passed out in
234 : // RuntimeException.Context, client code that called
235 : // queryInterface on it would cause trouble; therefore,
236 : // RuntimeException.Context is left null here
237 : }
238 62813 : pathRepresentation_ = canonic;
239 : assert(!path_.empty() || node_->kind() == Node::KIND_ROOT);
240 62813 : if (!path_.empty()) {
241 61050 : name_ = path_.back();
242 : }
243 62813 : finalized_ = finalizedLayer != Data::NO_LAYER;
244 : }
245 5159285 : return node_;
246 : }
247 :
248 139971 : bool RootAccess::isFinalized() {
249 139971 : getNode();
250 139971 : return finalized_;
251 : }
252 :
253 0 : OUString RootAccess::getNameInternal() {
254 0 : getNode();
255 0 : return name_;
256 : }
257 :
258 1372191 : rtl::Reference< RootAccess > RootAccess::getRootAccess() {
259 1372191 : return this;
260 : }
261 :
262 105916 : rtl::Reference< Access > RootAccess::getParentAccess() {
263 105916 : return rtl::Reference< Access >();
264 : }
265 :
266 0 : void RootAccess::addTypes(std::vector< css::uno::Type > * types) const {
267 : assert(types != 0);
268 0 : types->push_back(cppu::UnoType< css::util::XChangesNotifier >::get());
269 0 : types->push_back(cppu::UnoType< css::util::XChangesBatch >::get());
270 0 : }
271 :
272 726 : void RootAccess::addSupportedServiceNames(
273 : std::vector< OUString > * services)
274 : {
275 : assert(services != 0);
276 : services->push_back(
277 726 : OUString("com.sun.star.configuration.AccessRootElement"));
278 726 : if (update_) {
279 : services->push_back(
280 665 : OUString("com.sun.star.configuration.UpdateRootElement"));
281 : }
282 726 : }
283 :
284 0 : void RootAccess::initDisposeBroadcaster(Broadcaster * broadcaster) {
285 : assert(broadcaster != 0);
286 0 : for (ChangesListeners::iterator i(changesListeners_.begin());
287 0 : i != changesListeners_.end(); ++i)
288 : {
289 : broadcaster->addDisposeNotification(
290 0 : i->get(),
291 0 : css::lang::EventObject(static_cast< cppu::OWeakObject * >(this)));
292 : }
293 0 : Access::initDisposeBroadcaster(broadcaster);
294 0 : }
295 :
296 0 : void RootAccess::clearListeners() throw() {
297 0 : changesListeners_.clear();
298 0 : Access::clearListeners();
299 0 : }
300 :
301 246763 : css::uno::Any RootAccess::queryInterface(css::uno::Type const & aType)
302 : throw (css::uno::RuntimeException)
303 : {
304 : assert(thisIs(IS_ANY));
305 246763 : osl::MutexGuard g(*lock_);
306 246763 : checkLocalizedPropertyAccess();
307 246763 : css::uno::Any res(Access::queryInterface(aType));
308 246763 : if (res.hasValue()) {
309 210402 : return res;
310 : }
311 72722 : res = cppu::queryInterface(
312 36361 : aType, static_cast< css::util::XChangesNotifier * >(this));
313 36361 : if (res.hasValue()) {
314 19613 : return res;
315 : }
316 16748 : if (!res.hasValue() && update_) {
317 30362 : res = cppu::queryInterface(
318 15181 : aType, static_cast< css::util::XChangesBatch * >(this));
319 : }
320 16748 : return res;
321 : }
322 :
323 0 : OUString RootAccess::getImplementationName()
324 : throw (css::uno::RuntimeException)
325 : {
326 : assert(thisIs(IS_ANY));
327 0 : osl::MutexGuard g(*lock_);
328 0 : checkLocalizedPropertyAccess();
329 0 : return OUString("configmgr.RootAccess");
330 : }
331 :
332 : }
333 :
334 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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