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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* 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 <bitset>
#include <com/sun/star/container/NoSuchElementException.hpp>
#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
#include <com/sun/star/lang/DisposedException.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/reflection/XConstantTypeDescription.hpp>
#include <com/sun/star/reflection/XConstantsTypeDescription.hpp>
#include <com/sun/star/reflection/XDump.hpp>
#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/uno/DeploymentException.hpp>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/uno/Type.hxx>
#include <com/sun/star/uno/TypeClass.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <config_typesizes.h>
#include <cppu/unotype.hxx>
#include <cppuhelper/basemutex.hxx>
#include <cppuhelper/compbase.hxx>
#include <cppuhelper/interfacecontainer.hxx>
#include <o3tl/unreachable.hxx>
#include <osl/mutex.hxx>
#include <rtl/ustrbuf.hxx>
#include <rtl/ustring.hxx>
#include <sal/log.hxx>
#include <sal/types.h>
#include <typelib/typedescription.h>
#include <typelib/typedescription.hxx>
#include <uno/sequence2.h>
namespace com::sun::star::uno
{
class XInterface;
}
namespace
{
template <typename T> OUString hex(T value, sal_Int32 width)
{
OUStringBuffer buf(OUString::number(value, 16));
while (buf.getLength() < width)
{
buf.insert(0, '0');
}
return buf.makeStringAndClear();
}
css::uno::TypeDescription getTypeDescription(css::uno::Type const& type)
{
typelib_TypeDescription* d = nullptr;
type.getDescription(&d);
return css::uno::TypeDescription(d);
}
OUString
getIdentifier(css::uno::Reference<css::reflection::XConstantTypeDescription> const& constant)
{
auto const n = constant->getName();
auto const i = n.lastIndexOf('.');
if (i == -1 || i == n.getLength() - 1)
{
throw css::uno::DeploymentException("bad constant name " + n);
}
return n.copy(i + 1);
}
OUString
dumpBitset(css::uno::Sequence<css::uno::Reference<css::reflection::XConstantTypeDescription>> const&
constants,
sal_uInt64 value)
{
OUStringBuffer buf;
auto a = value;
for (auto const& i : constants)
{
sal_uInt64 c;
if ((i->getConstantValue() >>= c) && std::bitset<64>{ c }.count() == 1 && (a & c) != 0)
{
if (!buf.isEmpty())
{
buf.append('+');
}
buf.append(getIdentifier(i));
a &= ~c;
}
}
return a == 0 && !buf.isEmpty() ? buf.makeStringAndClear() : OUString::number(value);
}
class Dump : public cppu::BaseMutex, public cppu::WeakComponentImplHelper<css::reflection::XDump>
{
public:
explicit Dump(css::uno::Reference<css::uno::XComponentContext> const& context)
: WeakComponentImplHelper(m_aMutex)
, manager_(context->getValueByName(
"/singletons/com.sun.star.reflection.theTypeDescriptionManager"),
css::uno::UNO_QUERY_THROW)
{
}
void SAL_CALL disposing() override
{
osl::MutexGuard g(m_aMutex);
manager_.clear();
}
OUString SAL_CALL dumpValue(css::uno::Any const& value) override
{
switch (value.getValueTypeClass())
{
case css::uno::TypeClass_VOID:
return "void";
case css::uno::TypeClass_BOOLEAN:
return OUString::boolean(value.get<bool>());
case css::uno::TypeClass_BYTE:
return OUString::number(value.get<sal_Int8>());
case css::uno::TypeClass_SHORT:
return OUString::number(value.get<sal_Int16>());
case css::uno::TypeClass_UNSIGNED_SHORT:
return OUString::number(value.get<sal_uInt16>());
case css::uno::TypeClass_LONG:
return OUString::number(value.get<sal_Int32>());
case css::uno::TypeClass_UNSIGNED_LONG:
return OUString::number(value.get<sal_uInt32>());
case css::uno::TypeClass_HYPER:
return OUString::number(value.get<sal_Int64>());
case css::uno::TypeClass_UNSIGNED_HYPER:
return OUString::number(value.get<sal_uInt64>());
case css::uno::TypeClass_FLOAT:
return OUString::number(value.get<float>());
case css::uno::TypeClass_DOUBLE:
return OUString::number(value.get<double>());
case css::uno::TypeClass_CHAR:
return "U+" + hex(value.get<sal_Unicode>(), 16);
case css::uno::TypeClass_STRING:
{
auto const s = value.get<OUString>();
OUStringBuffer buf;
for (sal_Int32 i = 0; i != s.getLength();)
{
auto const c = s.iterateCodePoints(&i);
if (c >= u8' ' && c <= u8'~')
{
if (c == u8'\"' || c == u8'\\')
{
buf.append('\\');
}
buf.append(char(c));
}
else if (c <= 0xFFFF)
{
buf.append("\\u" + hex(c, 4));
}
else
{
buf.append("\\U" + hex(c, 8));
}
}
return "\"" + buf + "\"";
}
case css::uno::TypeClass_TYPE:
return value.get<css::uno::Type>().getTypeName();
case css::uno::TypeClass_SEQUENCE:
{
css::uno::Type const t(reinterpret_cast<typelib_IndirectTypeDescription const*>(
getTypeDescription(value.getValueType()).get())
->pType);
auto const n = getTypeDescription(t).get()->nSize;
auto const s = *static_cast<uno_Sequence* const*>(value.getValue());
OUStringBuffer buf;
for (sal_Int32 i = 0; i != s->nElements; ++i)
{
if (i != 0)
{
buf.append(", ");
}
css::uno::Any const e(s->elements + i * n, t);
buf.append(t == cppu::UnoType<css::uno::Any>::get() ? dumpAny(e)
: dumpValue(e));
}
return "[" + buf + "]";
}
case css::uno::TypeClass_ENUM:
{
auto const d = getTypeDescription(value.getValueType());
auto const ed = reinterpret_cast<typelib_EnumTypeDescription const*>(d.get());
auto const e = *static_cast<sal_Int32 const*>(value.getValue());
for (sal_Int32 i = 0; i != ed->nEnumValues; ++i)
{
if (ed->pEnumValues[i] == e)
{
return OUString(ed->ppEnumNames[i]);
}
}
return OUString::number(e);
}
case css::uno::TypeClass_STRUCT:
case css::uno::TypeClass_EXCEPTION:
{
auto const d = getTypeDescription(value.getValueType());
OUStringBuffer buf;
dumpCompoundType(reinterpret_cast<typelib_CompoundTypeDescription const*>(d.get()),
value.getValue(), &buf);
return "[" + buf + "]";
}
case css::uno::TypeClass_INTERFACE:
{
auto const p = *static_cast<void* const*>(value.getValue());
return p == nullptr ? OUString("null")
: OUString("0x"
+ hex(reinterpret_cast<sal_uIntPtr>(p),
SAL_TYPES_SIZEOFPOINTER * 2));
}
default:
O3TL_UNREACHABLE;
}
}
OUString SAL_CALL dumpAny(css::uno::Any const& value) override
{
return "[" + value.getValueType().getTypeName() + ": " + dumpValue(value) + "]";
}
OUString SAL_CALL dumpConstant(OUString const& constantsGroup,
css::uno::Any const& value) override
{
css::uno::Reference<css::container::XHierarchicalNameAccess> manager;
{
osl::MutexGuard g(m_aMutex);
if (rBHelper.bDisposed)
{
throw css::lang::DisposedException("css.reflection.Dumper");
}
manager = manager_;
}
css::uno::Reference<css::reflection::XConstantsTypeDescription> g;
try
{
manager_->getByHierarchicalName(constantsGroup) >>= g;
}
catch (css::container::NoSuchElementException)
{
}
if (!g.is())
{
throw css::lang::IllegalArgumentException("not a constants group: " + constantsGroup,
{}, 0);
}
auto const s = g->getConstants();
switch (value.getValueTypeClass())
{
case css::uno::TypeClass_BOOLEAN:
for (auto const& i : s)
{
if (i->getConstantValue() == value)
{
return getIdentifier(i);
}
}
return OUString::boolean(value.get<bool>());
case css::uno::TypeClass_BYTE:
case css::uno::TypeClass_SHORT:
case css::uno::TypeClass_LONG:
case css::uno::TypeClass_HYPER:
{
auto const v = value.get<sal_Int64>();
for (auto const& i : s)
{
sal_Int64 c;
if ((i->getConstantValue() >>= c) && c == v)
{
return getIdentifier(i);
}
}
return v >= 0 ? dumpBitset(s, v) : OUString::number(v);
}
case css::uno::TypeClass_UNSIGNED_SHORT:
case css::uno::TypeClass_UNSIGNED_LONG:
case css::uno::TypeClass_UNSIGNED_HYPER:
{
auto const v = value.get<sal_uInt64>();
for (auto const& i : s)
{
sal_uInt64 c;
if ((i->getConstantValue() >>= c) && c == v)
{
return getIdentifier(i);
}
}
return dumpBitset(s, v);
}
case css::uno::TypeClass_FLOAT:
case css::uno::TypeClass_DOUBLE:
{
auto const v = value.get<double>();
for (auto const& i : s)
{
double c;
if ((i->getConstantValue() >>= c) && c == v)
{
return getIdentifier(i);
}
}
return OUString::number(v);
}
default:
throw css::lang::IllegalArgumentException(
"not a numeric type: " + value.getValueTypeName(), {}, 1);
}
}
private:
css::uno::Reference<css::container::XHierarchicalNameAccess> manager_;
void dumpCompoundType(typelib_CompoundTypeDescription const* description, void const* data,
OUStringBuffer* buffer)
{
if (auto base = description->pBaseTypeDescription)
{
dumpCompoundType(base, data, buffer);
}
for (sal_Int32 i = 0; i != description->nMembers; ++i)
{
if (!buffer->isEmpty())
{
buffer->append(", ");
}
buffer->append(OUString::unacquired(description->ppMemberNames + i) + ": ");
css::uno::Type t(description->ppTypeRefs[i]);
css::uno::Any const m(static_cast<char const*>(data) + description->pMemberOffsets[i],
t);
buffer->append(t == cppu::UnoType<css::uno::Any>::get() ? dumpAny(m) : dumpValue(m));
}
}
};
}
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
com_sun_star_comp_stoc_Dump_get_implementation(css::uno::XComponentContext* context,
css::uno::Sequence<css::uno::Any> const& arguments)
{
SAL_WARN_IF(arguments.hasElements(), "stoc", "unexpected singleton arguments");
return cppu::acquire(new Dump(context));
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
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