configmgr/source/broadcaster.cxx

   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
  24 #include <com/sun/star/beans/XPropertiesChangeListener.hpp>
  25 #include <com/sun/star/beans/XPropertyChangeListener.hpp>
  26 #include <com/sun/star/container/XContainerListener.hpp>
  27 #include <com/sun/star/lang/DisposedException.hpp>
  28 #include <com/sun/star/lang/WrappedTargetRuntimeException.hpp>
  29 #include <com/sun/star/lang/XEventListener.hpp>
  30 #include <com/sun/star/uno/Any.hxx>
  31 #include <com/sun/star/uno/Exception.hpp>
  32 #include <com/sun/star/uno/Reference.hxx>
  33 #include <com/sun/star/uno/XInterface.hpp>
  34 #include <com/sun/star/util/XChangesListener.hpp>
  35 #include <cppuhelper/exc_hlp.hxx>
  36 #include <rtl/ustrbuf.hxx>
  37 #include <rtl/ustring.hxx>
  38
  39 #include "broadcaster.hxx"
  40
  41 namespace configmgr {
  42
  43 namespace {
  44
  45 void appendMessage(
  46     OUStringBuffer & buffer, css::uno::Exception const & exception)
  47 {
  48     buffer.append("; ");
  49     buffer.append(exception.Message);
  50 }
  51
  52 }
  53
  54 void Broadcaster::addDisposeNotification(
  55     css::uno::Reference< css::lang::XEventListener > const & listener,
  56     css::lang::EventObject const & event)
  57 {
  58     disposeNotifications_.emplace_back(listener, event);
  59 }
  60
  61 void Broadcaster::addContainerElementReplacedNotification(
  62     css::uno::Reference< css::container::XContainerListener > const & listener,
  63     css::container::ContainerEvent const & event)
  64 {
  65     containerElementReplacedNotifications_.emplace_back(listener, event);
  66 }
  67
  68 void Broadcaster::addContainerElementInsertedNotification(
  69     css::uno::Reference< css::container::XContainerListener > const & listener,
  70     css::container::ContainerEvent const & event)
  71 {
  72     containerElementInsertedNotifications_.emplace_back(listener, event);
  73 }
  74
  75 void Broadcaster::addContainerElementRemovedNotification(
  76     css::uno::Reference< css::container::XContainerListener > const & listener,
  77     css::container::ContainerEvent const & event)
  78 {
  79     containerElementRemovedNotifications_.emplace_back(listener, event);
  80 }
  81
  82 void Broadcaster::addPropertyChangeNotification(
  83     css::uno::Reference< css::beans::XPropertyChangeListener > const & listener,
  84     css::beans::PropertyChangeEvent const & event)
  85 {
  86     propertyChangeNotifications_.emplace_back(listener, event);
  87 }
  88
  89 void Broadcaster::addPropertiesChangeNotification(
  90     css::uno::Reference< css::beans::XPropertiesChangeListener > const &
  91         listener,
  92     css::uno::Sequence< css::beans::PropertyChangeEvent > const & event)
  93 {
  94     propertiesChangeNotifications_.emplace_back(listener, event);
  95 }
  96
  97 void Broadcaster::addChangesNotification(
  98     css::uno::Reference< css::util::XChangesListener > const & listener,
  99     css::util::ChangesEvent const & event)
 100 {
 101     changesNotifications_.emplace_back(listener, event);
 102 }
 103
 104 void Broadcaster::send() {
 105     css::uno::Any exception;
 106     OUStringBuffer messages;
 107     for (auto& rNotification : disposeNotifications_) {
 108         try {
 109             rNotification.listener->disposing(rNotification.event);
 110         } catch (css::lang::DisposedException &) {
 111         } catch (css::uno::Exception & e) {
 112             exception = cppu::getCaughtException();
 113             appendMessage(messages, e);
 114         }
 115     }
 116     for (auto& rNotification : containerElementInsertedNotifications_)
 117     {
 118         try {
 119             rNotification.listener->elementInserted(rNotification.event);
 120         } catch (css::lang::DisposedException &) {
 121         } catch (css::uno::Exception & e) {
 122             exception = cppu::getCaughtException();
 123             appendMessage(messages, e);
 124         }
 125     }
 126     for (auto& rNotification : containerElementRemovedNotifications_)
 127     {
 128         try {
 129             rNotification.listener->elementRemoved(rNotification.event);
 130         } catch (css::lang::DisposedException &) {
 131         } catch (css::uno::Exception & e) {
 132             exception = cppu::getCaughtException();
 133             appendMessage(messages, e);
 134         }
 135     }
 136     for (auto& rNotification : containerElementReplacedNotifications_)
 137     {
 138         try {
 139             rNotification.listener->elementReplaced(rNotification.event);
 140         } catch (css::lang::DisposedException &) {
 141         } catch (css::uno::Exception & e) {
 142             exception = cppu::getCaughtException();
 143             appendMessage(messages, e);
 144         }
 145     }
 146     for (auto& rNotification : propertyChangeNotifications_)
 147     {
 148         try {
 149             rNotification.listener->propertyChange(rNotification.event);
 150         } catch (css::lang::DisposedException &) {
 151         } catch (css::uno::Exception & e) {
 152             exception = cppu::getCaughtException();
 153             appendMessage(messages, e);
 154         }
 155     }
 156     for (auto& rNotification : propertiesChangeNotifications_)
 157     {
 158         try {
 159             rNotification.listener->propertiesChange(rNotification.event);
 160         } catch (css::lang::DisposedException &) {
 161         } catch (css::uno::Exception & e) {
 162             exception = cppu::getCaughtException();
 163             appendMessage(messages, e);
 164         }
 165     }
 166     for (auto& rNotification : changesNotifications_) {
 167         try {
 168             rNotification.listener->changesOccurred(rNotification.event);
 169         } catch (css::lang::DisposedException &) {
 170         } catch (css::uno::Exception & e) {
 171             exception = cppu::getCaughtException();
 172             appendMessage(messages, e);
 173         }
 174     }
 175     if (exception.hasValue()) {
 176         throw css::lang::WrappedTargetRuntimeException(
 177             ("configmgr exceptions during listener notification" +
 178              messages.makeStringAndClear()),
 179             css::uno::Reference< css::uno::XInterface >(),
 180             exception);
 181     }
 182 }
 183
 184 Broadcaster::DisposeNotification::DisposeNotification(
 185     css::uno::Reference< css::lang::XEventListener > const & theListener,
 186     css::lang::EventObject const & theEvent):
 187     listener(theListener), event(theEvent)
 188 {
 189     assert(theListener.is());
 190 }
 191
 192 Broadcaster::ContainerNotification::ContainerNotification(
 193     css::uno::Reference< css::container::XContainerListener > const &
 194         theListener,
 195     css::container::ContainerEvent const & theEvent):
 196     listener(theListener), event(theEvent)
 197 {
 198     assert(theListener.is());
 199 }
 200
 201 Broadcaster::PropertyChangeNotification::PropertyChangeNotification(
 202     css::uno::Reference< css::beans::XPropertyChangeListener > const &
 203         theListener,
 204     css::beans::PropertyChangeEvent const & theEvent):
 205     listener(theListener), event(theEvent)
 206 {
 207     assert(theListener.is());
 208 }
 209
 210 Broadcaster::PropertiesChangeNotification::PropertiesChangeNotification(
 211     css::uno::Reference< css::beans::XPropertiesChangeListener > const &
 212         theListener,
 213     css::uno::Sequence< css::beans::PropertyChangeEvent > const & theEvent):
 214     listener(theListener), event(theEvent)
 215 {
 216     assert(theListener.is());
 217 }
 218
 219 Broadcaster::ChangesNotification::ChangesNotification(
 220     css::uno::Reference< css::util::XChangesListener > const & theListener,
 221     css::util::ChangesEvent const & theEvent):
 222     listener(theListener), event(theEvent)
 223 {
 224     assert(theListener.is());
 225 }
 226
 227 }
 228
 229 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */