Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 224 insertions, 0 deletions

diff --git a/unoidl/source/unoidl.cxx b/unoidl/source/unoidl.cxx
new file mode 100644
index 000000000..2022bcd05
--- /dev/null
+++ b/unoidl/source/unoidl.cxx
@@ -0,0 +1,224 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <sal/config.h>
+#include <sal/log.hxx>
+
+#include <set>
+#include <utility>
+#include <vector>
+
+#include <osl/file.h>
+#include <osl/file.hxx>
+#include <osl/mutex.hxx>
+#include <rtl/ref.hxx>
+#include <rtl/ustring.hxx>
+#include <unoidl/unoidl.hxx>
+
+#include "legacyprovider.hxx"
+#include "sourcefileprovider.hxx"
+#include "sourcetreeprovider.hxx"
+#include "unoidlprovider.hxx"
+
+namespace unoidl {
+
+namespace {
+
+class AggregatingModule: public ModuleEntity {
+public:
+    AggregatingModule(
+        std::vector< rtl::Reference< Provider > >&& providers,
+        OUString name):
+        providers_(std::move(providers)), name_(std::move(name))
+    {}
+
+private:
+    virtual ~AggregatingModule() noexcept override {}
+
+    virtual std::vector< OUString > getMemberNames() const override;
+
+    virtual rtl::Reference< MapCursor > createCursor() const override;
+
+    std::vector< rtl::Reference< Provider > > providers_;
+    OUString name_;
+};
+
+std::vector< OUString > AggregatingModule::getMemberNames() const {
+    std::set< OUString > names;
+    for (auto & i: providers_) {
+        rtl::Reference< Entity > ent(i->findEntity(name_));
+        if (ent.is() && ent->getSort() == Entity::SORT_MODULE) {
+            std::vector< OUString > ns(
+                static_cast< ModuleEntity * >(ent.get())->getMemberNames());
+            names.insert(ns.begin(), ns.end());
+        }
+    }
+    return std::vector< OUString >(names.begin(), names.end());
+}
+
+class AggregatingCursor: public MapCursor {
+public:
+    AggregatingCursor(
+        std::vector< rtl::Reference< Provider > >&& providers,
+        OUString name):
+        providers_(std::move(providers)), name_(std::move(name)), iterator_(providers_.begin())
+    { findCursor(); }
+
+private:
+    virtual ~AggregatingCursor() noexcept override {}
+
+    virtual rtl::Reference< Entity > getNext(OUString * name) override;
+
+    void findCursor();
+
+    std::vector< rtl::Reference< Provider > > providers_;
+    OUString name_;
+    std::vector< rtl::Reference< Provider > >::iterator iterator_;
+    rtl::Reference< MapCursor > cursor_;
+    std::set< OUString > seen_;
+};
+
+rtl::Reference< Entity > AggregatingCursor::getNext(OUString * name) {
+    while (cursor_.is()) {
+        OUString n;
+        rtl::Reference< Entity > ent(cursor_->getNext(&n));
+        if (ent.is()) {
+            if (seen_.insert(n).second) {
+                if (name != nullptr) {
+                    *name = n;
+                }
+                return ent->getSort() == Entity::SORT_MODULE
+                    ? new AggregatingModule(
+                        std::vector(providers_), (name_.isEmpty() ? name_ : name_ + ".") + n)
+                    : ent;
+            }
+        } else {
+            cursor_.clear();
+            findCursor();
+        }
+    }
+    return rtl::Reference< Entity >();
+}
+
+void AggregatingCursor::findCursor() {
+    for (; !cursor_.is() && iterator_ != providers_.end(); ++iterator_) {
+        if (name_.isEmpty()) {
+            cursor_ = (*iterator_)->createRootCursor();
+        } else {
+            rtl::Reference< Entity > ent((*iterator_)->findEntity(name_));
+            if (ent.is() && ent->getSort() == Entity::SORT_MODULE) {
+                cursor_ = static_cast< ModuleEntity * >(ent.get())->
+                    createCursor();
+            }
+        }
+    }
+}
+
+rtl::Reference< MapCursor > AggregatingModule::createCursor() const {
+    return new AggregatingCursor(std::vector(providers_), name_);
+}
+
+}
+
+NoSuchFileException::~NoSuchFileException() noexcept {}
+
+FileFormatException::~FileFormatException() noexcept {}
+
+Entity::~Entity() noexcept {}
+
+MapCursor::~MapCursor() noexcept {}
+
+ModuleEntity::~ModuleEntity() noexcept {}
+
+PublishableEntity::~PublishableEntity() noexcept {}
+
+EnumTypeEntity::~EnumTypeEntity() noexcept {}
+
+PlainStructTypeEntity::~PlainStructTypeEntity() noexcept {}
+
+PolymorphicStructTypeTemplateEntity::~PolymorphicStructTypeTemplateEntity()
+    noexcept
+{}
+
+ExceptionTypeEntity::~ExceptionTypeEntity() noexcept {}
+
+InterfaceTypeEntity::~InterfaceTypeEntity() noexcept {}
+
+TypedefEntity::~TypedefEntity() noexcept {}
+
+ConstantGroupEntity::~ConstantGroupEntity() noexcept {}
+
+SingleInterfaceBasedServiceEntity::~SingleInterfaceBasedServiceEntity() noexcept
+{}
+
+AccumulationBasedServiceEntity::~AccumulationBasedServiceEntity() noexcept {}
+
+InterfaceBasedSingletonEntity::~InterfaceBasedSingletonEntity() noexcept {}
+
+ServiceBasedSingletonEntity::~ServiceBasedSingletonEntity() noexcept {}
+
+Provider::~Provider() noexcept {}
+
+rtl::Reference< Provider > Manager::addProvider(OUString const & uri) {
+    rtl::Reference< Provider > p(loadProvider(uri));
+    assert(p.is());
+    {
+        osl::MutexGuard g(mutex_);
+        providers_.push_back(p);
+    }
+    return p;
+}
+
+rtl::Reference< Entity > Manager::findEntity(OUString const & name) const {
+    //TODO: caching? (here or in cppuhelper::TypeManager?)
+    osl::MutexGuard g(mutex_);
+    for (auto & i: providers_) {
+        rtl::Reference< Entity > ent(i->findEntity(name));
+        if (ent.is()) {
+            return ent;
+        }
+    }
+    return rtl::Reference< Entity >();
+}
+
+rtl::Reference< MapCursor > Manager::createCursor(OUString const & name)
+    const
+{
+    return new AggregatingCursor(std::vector(providers_), name);
+}
+
+Manager::~Manager() noexcept {}
+
+rtl::Reference< Provider > Manager::loadProvider(OUString const & uri) {
+    osl::DirectoryItem item;
+    if (osl::DirectoryItem::get(uri, item) == osl::FileBase::E_None) {
+        osl::FileStatus status(osl_FileStatus_Mask_Type);
+        if (item.getFileStatus(status) == osl::FileBase::E_None
+            && status.getFileType() == osl::FileStatus::Directory)
+        {
+            return new detail::SourceTreeProvider(*this, uri);
+        }
+    }
+    if (uri.endsWith(".idl")) {
+        return new detail::SourceFileProvider(this, uri);
+    }
+    try {
+        return new detail::UnoidlProvider(uri);
+    } catch (FileFormatException & e) {
+        SAL_INFO(
+            "unoidl",
+            "FileFormatException \"" << e.getDetail() << "\", retrying <" << uri
+                << "> as legacy format");
+        return new detail::LegacyProvider(*this, uri);
+    }
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */