binaryurp/source/bridgefactory.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.
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   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 <algorithm>
  23 #include <cassert>
  24 #include <exception>
  25
  26 #include "com/sun/star/connection/XConnection.hpp"
  27 #include "com/sun/star/uno/Exception.hpp"
  28 #include "com/sun/star/uno/Reference.hxx"
  29 #include "com/sun/star/uno/RuntimeException.hpp"
  30 #include "com/sun/star/uno/XComponentContext.hpp"
  31 #include "com/sun/star/uno/XInterface.hpp"
  32 #include "cppuhelper/factory.hxx"
  33 #include "cppuhelper/implementationentry.hxx"
  34 #include <cppuhelper/supportsservice.hxx>
  35 #include "rtl/ref.hxx"
  36 #include "sal/types.h"
  37
  38 #include "bridge.hxx"
  39 #include "bridgefactory.hxx"
  40
  41 namespace binaryurp {
  42
  43 css::uno::Reference< css::uno::XInterface > BridgeFactory::static_create(
  44     css::uno::Reference< css::uno::XComponentContext > const & xContext)
  45     SAL_THROW((css::uno::Exception))
  46 {
  47     return static_cast< cppu::OWeakObject * >(new BridgeFactory(xContext));
  48 }
  49
  50 OUString BridgeFactory::static_getImplementationName() {
  51     return OUString("com.sun.star.comp.bridge.BridgeFactory");
  52 }
  53
  54 css::uno::Sequence< OUString >
  55 BridgeFactory::static_getSupportedServiceNames() {
  56     OUString name("com.sun.star.bridge.BridgeFactory");
  57     return css::uno::Sequence< OUString >(&name, 1);
  58 }
  59
  60 void BridgeFactory::removeBridge(
  61     css::uno::Reference< css::bridge::XBridge > const & bridge)
  62 {
  63     assert(bridge.is());
  64     OUString n(bridge->getName());
  65     osl::MutexGuard g(m_aMutex);
  66     if (n.isEmpty()) {
  67         BridgeList::iterator i(
  68             std::find(unnamed_.begin(), unnamed_.end(), bridge));
  69         if (i != unnamed_.end()) {
  70             unnamed_.erase(i);
  71         }
  72     } else {
  73         BridgeMap::iterator i(named_.find(n));
  74         if (i != named_.end() && i->second == bridge) {
  75             named_.erase(i);
  76         }
  77     }
  78 }
  79
  80 BridgeFactory::BridgeFactory(
  81     css::uno::Reference< css::uno::XComponentContext > const & context):
  82     BridgeFactoryBase(m_aMutex), context_(context)
  83 {
  84     assert(context.is());
  85 }
  86
  87 BridgeFactory::~BridgeFactory() {}
  88
  89 OUString BridgeFactory::getImplementationName()
  90     throw (css::uno::RuntimeException, std::exception)
  91 {
  92     return static_getImplementationName();
  93 }
  94
  95 sal_Bool BridgeFactory::supportsService(OUString const & ServiceName)
  96     throw (css::uno::RuntimeException, std::exception)
  97 {
  98     return cppu::supportsService(this, ServiceName);
  99 }
 100
 101 css::uno::Sequence< OUString > BridgeFactory::getSupportedServiceNames()
 102     throw (css::uno::RuntimeException, std::exception)
 103 {
 104     return static_getSupportedServiceNames();
 105 }
 106
 107 css::uno::Reference< css::bridge::XBridge > BridgeFactory::createBridge(
 108     OUString const & sName, OUString const & sProtocol,
 109     css::uno::Reference< css::connection::XConnection > const & aConnection,
 110     css::uno::Reference< css::bridge::XInstanceProvider > const &
 111         anInstanceProvider)
 112     throw (
 113         css::bridge::BridgeExistsException, css::lang::IllegalArgumentException,
 114         css::uno::RuntimeException, std::exception)
 115 {
 116     rtl::Reference< Bridge > b;
 117     {
 118         osl::MutexGuard g(m_aMutex);
 119         if (rBHelper.bDisposed) {
 120             throw css::lang::DisposedException(
 121                 "BridgeFactory disposed",
 122                 static_cast< cppu::OWeakObject * >(this));
 123         }
 124         if (named_.find(sName) != named_.end()) {
 125             throw css::bridge::BridgeExistsException(
 126                 sName, static_cast< cppu::OWeakObject * >(this));
 127         }
 128         if (sProtocol != "urp" || !aConnection.is()) {
 129             throw css::lang::IllegalArgumentException(
 130                 ("BridgeFactory::createBridge: sProtocol != urp ||"
 131                  " aConnection == null"),
 132                 static_cast< cppu::OWeakObject * >(this), -1);
 133         }
 134         b.set(new Bridge(this, sName, aConnection, anInstanceProvider));
 135         if (sName.isEmpty()) {
 136             unnamed_.push_back(
 137                 css::uno::Reference< css::bridge::XBridge >(b.get()));
 138         } else {
 139             named_[sName] = b.get();
 140         }
 141     }
 142     b->start();
 143     return css::uno::Reference< css::bridge::XBridge >(b.get());
 144 }
 145
 146 css::uno::Reference< css::bridge::XBridge > BridgeFactory::getBridge(
 147     OUString const & sName) throw (css::uno::RuntimeException, std::exception)
 148 {
 149     osl::MutexGuard g(m_aMutex);
 150     BridgeMap::iterator i(named_.find(sName));
 151     return i == named_.end()
 152         ? css::uno::Reference< css::bridge::XBridge >() : i->second;
 153 }
 154
 155 css::uno::Sequence< css::uno::Reference< css::bridge::XBridge > >
 156 BridgeFactory::getExistingBridges() throw (css::uno::RuntimeException, std::exception) {
 157     osl::MutexGuard g(m_aMutex);
 158     if (unnamed_.size() > SAL_MAX_INT32) {
 159         throw css::uno::RuntimeException(
 160             "BridgeFactory::getExistingBridges: too many",
 161             static_cast< cppu::OWeakObject * >(this));
 162     }
 163     sal_Int32 n = static_cast< sal_Int32 >(unnamed_.size());
 164     if (named_.size() > static_cast< sal_uInt32 >(SAL_MAX_INT32 - n)) {
 165         throw css::uno::RuntimeException(
 166             "BridgeFactory::getExistingBridges: too many",
 167             static_cast< cppu::OWeakObject * >(this));
 168     }
 169     n = static_cast< sal_Int32 >(n + named_.size());
 170     css::uno::Sequence< css::uno::Reference< css::bridge::XBridge > > s(n);
 171     sal_Int32 i = 0;
 172     for (BridgeList::iterator j(unnamed_.begin()); j != unnamed_.end(); ++j) {
 173         s[i++] = *j;
 174     }
 175     for (BridgeMap::iterator j(named_.begin()); j != named_.end(); ++j) {
 176         s[i++] = j->second;
 177     }
 178     return s;
 179 }
 180
 181 void BridgeFactory::disposing() {
 182     BridgeList l1;
 183     BridgeMap l2;
 184     {
 185         osl::MutexGuard g(m_aMutex);
 186         l1.swap(unnamed_);
 187         l2.swap(named_);
 188     }
 189     for (BridgeList::iterator i(l1.begin()); i != l1.end(); ++i) {
 190         try {
 191             css::uno::Reference<css::lang::XComponent>(
 192                 *i, css::uno::UNO_QUERY_THROW)->dispose();
 193         } catch (css::uno::Exception & e) {
 194             SAL_WARN("binaryurp", "ignoring Exception " << e.Message);
 195         }
 196     }
 197     for (BridgeMap::iterator i(l2.begin()); i != l2.end(); ++i) {
 198         try {
 199             css::uno::Reference<css::lang::XComponent>(
 200                 i->second, css::uno::UNO_QUERY_THROW)->dispose();
 201         } catch (css::uno::Exception & e) {
 202             SAL_WARN("binaryurp", "ignoring Exception " << e.Message);
 203         }
 204     }
 205 }
 206
 207 }
 208
 209 namespace {
 210
 211 static cppu::ImplementationEntry const services[] = {
 212     { &binaryurp::BridgeFactory::static_create,
 213       &binaryurp::BridgeFactory::static_getImplementationName,
 214       &binaryurp::BridgeFactory::static_getSupportedServiceNames,
 215       &cppu::createOneInstanceComponentFactory, 0, 0 },
 216     { 0, 0, 0, 0, 0, 0 }
 217 };
 218
 219 }
 220
 221 extern "C" SAL_DLLPUBLIC_EXPORT void * SAL_CALL binaryurp_component_getFactory(
 222     char const * pImplName, void * pServiceManager, void * pRegistryKey)
 223 {
 224     return cppu::component_getFactoryHelper(
 225         pImplName, pServiceManager, pRegistryKey, services);
 226 }
 227
 228 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */