311 lines
12 KiB
C++
311 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2011 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include "sal/config.h"
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#include <list>
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#include <vector>
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#include "boost/noncopyable.hpp"
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#include "com/sun/star/bridge/XInstanceProvider.hpp"
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#include "cppuhelper/exc_hlp.hxx"
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#include "rtl/byteseq.hxx"
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#include "rtl/ref.hxx"
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#include "rtl/ustring.hxx"
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#include "sal/types.h"
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#include "typelib/typedescription.hxx"
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#include "uno/dispatcher.hxx"
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#include "binaryany.hxx"
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#include "bridge.hxx"
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#include "currentcontext.hxx"
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#include "incomingrequest.hxx"
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#include "specialfunctionids.hxx"
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namespace binaryurp {
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namespace {
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namespace css = com::sun::star;
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}
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IncomingRequest::IncomingRequest(
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rtl::Reference< Bridge > const & bridge, rtl::ByteSequence const & tid,
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rtl::OUString const & oid, css::uno::UnoInterfaceReference const & object,
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css::uno::TypeDescription const & type, sal_uInt16 functionId,
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bool synchronous, css::uno::TypeDescription const & member, bool setter,
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std::vector< BinaryAny > const & inArguments, bool currentContextMode,
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css::uno::UnoInterfaceReference const & currentContext):
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bridge_(bridge), tid_(tid), oid_(oid), object_(object), type_(type),
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functionId_(functionId), synchronous_(synchronous), member_(member),
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setter_(setter), inArguments_(inArguments),
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currentContextMode_(currentContextMode), currentContext_(currentContext)
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{
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OSL_ASSERT(bridge.is() && member.is() && member.get()->bComplete);
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}
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IncomingRequest::~IncomingRequest() {}
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void IncomingRequest::execute() const {
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BinaryAny ret;
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std::vector< BinaryAny > outArgs;
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bool isExc;
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try {
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bool resetCc = false;
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css::uno::UnoInterfaceReference oldCc;
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if (currentContextMode_) {
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oldCc = current_context::get();
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current_context::set(currentContext_);
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resetCc = true;
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}
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try {
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try {
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isExc = !execute_throw(&ret, &outArgs);
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} catch (const std::exception & e) {
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throw css::uno::RuntimeException(
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(rtl::OUString(
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RTL_CONSTASCII_USTRINGPARAM("caught C++ exception: ")) +
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rtl::OStringToOUString(
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rtl::OString(e.what()), RTL_TEXTENCODING_ASCII_US)),
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css::uno::Reference< css::uno::XInterface >());
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// best-effort string conversion
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}
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} catch (const css::uno::RuntimeException &) {
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css::uno::Any exc(cppu::getCaughtException());
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ret = bridge_->mapCppToBinaryAny(exc);
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isExc = true;
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}
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if (resetCc) {
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current_context::set(oldCc);
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}
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} catch (const css::uno::RuntimeException &) {
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css::uno::Any exc(cppu::getCaughtException());
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ret = bridge_->mapCppToBinaryAny(exc);
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isExc = true;
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}
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if (synchronous_) {
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bridge_->decrementActiveCalls();
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try {
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bridge_->getWriter()->queueReply(
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tid_, member_, setter_, isExc, ret, outArgs, false);
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return;
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} catch (const css::uno::RuntimeException & e) {
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OSL_TRACE(
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OSL_LOG_PREFIX "caught UNO runtime exception '%s'",
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(rtl::OUStringToOString(e.Message, RTL_TEXTENCODING_UTF8).
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getStr()));
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} catch (const std::exception & e) {
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OSL_TRACE(OSL_LOG_PREFIX "caught C++ exception '%s'", e.what());
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}
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bridge_->terminate();
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} else {
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if (isExc) {
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OSL_TRACE(OSL_LOG_PREFIX "oneway method raised exception");
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}
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bridge_->decrementCalls();
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}
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}
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static size_t size_t_round(size_t val)
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{
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return (val + (sizeof(size_t)-1)) & ~(sizeof(size_t)-1);
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}
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bool IncomingRequest::execute_throw(
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BinaryAny * returnValue, std::vector< BinaryAny > * outArguments) const
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{
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OSL_ASSERT(
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returnValue != 0 &&
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returnValue->getType().equals(
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css::uno::TypeDescription(
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cppu::UnoType< cppu::UnoVoidType >::get())) &&
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outArguments != 0 && outArguments->empty());
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bool isExc = false;
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switch (functionId_) {
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case SPECIAL_FUNCTION_ID_RESERVED:
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OSL_ASSERT(false); // this cannot happen
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break;
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case SPECIAL_FUNCTION_ID_RELEASE:
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bridge_->releaseStub(oid_, type_);
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break;
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case SPECIAL_FUNCTION_ID_QUERY_INTERFACE:
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if (!object_.is()) {
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css::uno::Reference< css::uno::XInterface > ifc;
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css::uno::Reference< css::bridge::XInstanceProvider > prov(
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bridge_->getProvider());
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if (prov.is()) {
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try {
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ifc = prov->getInstance(oid_);
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} catch (const css::container::NoSuchElementException & e) {
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OSL_TRACE(
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(OSL_LOG_PREFIX "initial element '%s':"
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" NoSuchElementException '%s'"),
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(rtl::OUStringToOString(oid_, RTL_TEXTENCODING_UTF8).
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getStr()),
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(rtl::OUStringToOString(
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e.Message, RTL_TEXTENCODING_UTF8).
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getStr()));
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}
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}
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if (ifc.is()) {
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css::uno::UnoInterfaceReference unoIfc(
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static_cast< uno_Interface * >(
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bridge_->getCppToBinaryMapping().mapInterface(
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ifc.get(),
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(css::uno::TypeDescription(
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cppu::UnoType<
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css::uno::Reference<
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css::uno::XInterface > >::get()).
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get()))),
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SAL_NO_ACQUIRE);
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*returnValue = BinaryAny(
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css::uno::TypeDescription(
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cppu::UnoType<
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css::uno::Reference<
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css::uno::XInterface > >::get()),
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&unoIfc.m_pUnoI);
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}
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break;
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}
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// fall through
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default:
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{
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OSL_ASSERT(object_.is());
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css::uno::TypeDescription retType;
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std::list< std::vector< char > > outBufs;
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std::vector< void * > args;
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switch (member_.get()->eTypeClass) {
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case typelib_TypeClass_INTERFACE_ATTRIBUTE:
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{
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css::uno::TypeDescription t(
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reinterpret_cast<
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typelib_InterfaceAttributeTypeDescription * >(
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member_.get())->
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pAttributeTypeRef);
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if (setter_) {
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OSL_ASSERT(inArguments_.size() == 1);
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args.push_back(inArguments_[0].getValue(t));
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} else {
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OSL_ASSERT(inArguments_.empty());
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retType = t;
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}
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break;
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}
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case typelib_TypeClass_INTERFACE_METHOD:
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{
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typelib_InterfaceMethodTypeDescription * mtd =
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reinterpret_cast<
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typelib_InterfaceMethodTypeDescription * >(
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member_.get());
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retType = css::uno::TypeDescription(mtd->pReturnTypeRef);
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std::vector< BinaryAny >::const_iterator i(
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inArguments_.begin());
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for (sal_Int32 j = 0; j != mtd->nParams; ++j) {
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void * p;
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if (mtd->pParams[j].bIn) {
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p = i++->getValue(
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css::uno::TypeDescription(
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mtd->pParams[j].pTypeRef));
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} else {
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outBufs.push_back(
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std::vector< char >(size_t_round(
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css::uno::TypeDescription(
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mtd->pParams[j].pTypeRef).
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get()->nSize)));
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p = &outBufs.back()[0];
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}
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args.push_back(p);
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if (mtd->pParams[j].bOut) {
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outArguments->push_back(BinaryAny());
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}
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}
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OSL_ASSERT(i == inArguments_.end());
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break;
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}
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default:
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OSL_ASSERT(false); // this cannot happen
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break;
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}
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size_t nSize = 0;
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if (retType.is())
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nSize = size_t_round(retType.get()->nSize);
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std::vector< char > retBuf(nSize);
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uno_Any exc;
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uno_Any * pexc = &exc;
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(*object_.get()->pDispatcher)(
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object_.get(), member_.get(), retBuf.empty() ? 0 : &retBuf[0],
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args.empty() ? 0 : &args[0], &pexc);
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isExc = pexc != 0;
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if (isExc) {
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*returnValue = BinaryAny(
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css::uno::TypeDescription(
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cppu::UnoType< css::uno::Any >::get()),
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&exc);
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uno_any_destruct(&exc, 0);
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} else {
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if (!retBuf.empty()) {
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*returnValue = BinaryAny(retType, &retBuf[0]);
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uno_destructData(&retBuf[0], retType.get(), 0);
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}
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if (!outArguments->empty()) {
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OSL_ASSERT(
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member_.get()->eTypeClass ==
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typelib_TypeClass_INTERFACE_METHOD);
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typelib_InterfaceMethodTypeDescription * mtd =
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reinterpret_cast<
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typelib_InterfaceMethodTypeDescription * >(
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member_.get());
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std::vector< BinaryAny >::iterator i(outArguments->begin());
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std::list< std::vector< char > >::iterator j(
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outBufs.begin());
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for (sal_Int32 k = 0; k != mtd->nParams; ++k) {
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if (mtd->pParams[k].bOut) {
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*i++ = BinaryAny(
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css::uno::TypeDescription(
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mtd->pParams[k].pTypeRef),
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args[k]);
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}
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if (!mtd->pParams[k].bIn) {
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uno_type_destructData(
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&(*j++)[0], mtd->pParams[k].pTypeRef, 0);
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}
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}
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OSL_ASSERT(i == outArguments->end());
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OSL_ASSERT(j == outBufs.end());
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}
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}
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break;
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}
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}
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return !isExc;
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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