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, 687 insertions, 0 deletions

diff --git a/ucbhelper/source/provider/propertyvalueset.cxx b/ucbhelper/source/provider/propertyvalueset.cxx
new file mode 100644
index 000000000..a6a7312c2
--- /dev/null
+++ b/ucbhelper/source/provider/propertyvalueset.cxx
@@ -0,0 +1,687 @@
+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+/**************************************************************************
+                                TODO
+ **************************************************************************
+
+ *************************************************************************/
+
+#include <vector>
+#include <com/sun/star/beans/Property.hpp>
+#include <com/sun/star/beans/XPropertyAccess.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/beans/XPropertySetInfo.hpp>
+#include <com/sun/star/script/CannotConvertException.hpp>
+#include <com/sun/star/script/Converter.hpp>
+
+#include <osl/diagnose.h>
+#include <ucbhelper/propertyvalueset.hxx>
+#include <o3tl/safeint.hxx>
+#include <o3tl/typed_flags_set.hxx>
+
+using namespace com::sun::star::beans;
+using namespace com::sun::star::container;
+using namespace com::sun::star::io;
+using namespace com::sun::star::lang;
+using namespace com::sun::star::script;
+using namespace com::sun::star::sdbc;
+using namespace com::sun::star::uno;
+using namespace com::sun::star::util;
+
+enum class PropsSet {
+    NONE             = 0x00000000,
+    String           = 0x00000001,
+    Boolean          = 0x00000002,
+    Byte             = 0x00000004,
+    Short            = 0x00000008,
+    Int              = 0x00000010,
+    Long             = 0x00000020,
+    Float            = 0x00000040,
+    Double           = 0x00000080,
+    Bytes            = 0x00000100,
+    Date             = 0x00000200,
+    Time             = 0x00000400,
+    Timestamp        = 0x00000800,
+    BinaryStream     = 0x00001000,
+    CharacterStream  = 0x00002000,
+    Ref              = 0x00004000,
+    Blob             = 0x00008000,
+    Clob             = 0x00010000,
+    Array            = 0x00020000,
+    Object           = 0x00040000
+};
+namespace o3tl {
+    template<> struct typed_flags<PropsSet> : is_typed_flags<PropsSet, 0x0007ffff> {};
+}
+
+namespace ucbhelper_impl
+{
+
+
+struct PropertyValue
+{
+    OUString    sPropertyName;
+
+    PropsSet    nPropsSet;
+    PropsSet    nOrigValue;
+
+    OUString    aString;    // getString
+    bool        bBoolean;   // getBoolean
+    sal_Int8    nByte;      // getByte
+    sal_Int16   nShort;     // getShort
+    sal_Int32   nInt;       // getInt
+    sal_Int64   nLong;      // getLong
+    float       nFloat;     // getFloat
+    double      nDouble;    // getDouble
+
+    Sequence< sal_Int8 >        aBytes;             // getBytes
+    Date                        aDate;              // getDate
+    Time                        aTime;              // getTime
+    DateTime                    aTimestamp;         // getTimestamp
+    Reference< XInputStream >   xBinaryStream;      // getBinaryStream
+    Reference< XInputStream >   xCharacterStream;   // getCharacterStream
+    Reference< XRef >           xRef;               // getRef
+    Reference< XBlob >          xBlob;              // getBlob
+    Reference< XClob >          xClob;              // getClob
+    Reference< XArray >         xArray;             // getArray
+    Any                         aObject;            // getObject
+
+    PropertyValue()
+        : nPropsSet( PropsSet::NONE ), nOrigValue( PropsSet::NONE ),
+          bBoolean(false),
+          nByte(0),
+          nShort(0),
+          nInt(0),
+          nLong(0),
+          nFloat(0.0),
+          nDouble(0.0)
+        {}
+};
+} // namespace ucbhelper_impl
+
+using namespace ucbhelper_impl;
+
+namespace ucbhelper
+{
+
+class PropertyValues : public std::vector< ucbhelper_impl::PropertyValue > {};
+
+} // namespace ucbhelper
+
+
+namespace ucbhelper {
+
+
+// PropertyValueSet Implementation.
+
+
+PropertyValueSet::PropertyValueSet(
+                    const Reference< XComponentContext >& rxContext )
+:  m_xContext( rxContext ),
+  m_pValues( new PropertyValues ),
+  m_bWasNull( false ),
+  m_bTriedToGetTypeConverter( false )
+
+{
+}
+
+
+// virtual
+PropertyValueSet::~PropertyValueSet()
+{
+}
+
+
+// XRow methods.
+
+
+template <class T, T ucbhelper_impl::PropertyValue::*_member_name_>
+T PropertyValueSet::getValue(PropsSet nTypeName, sal_Int32 columnIndex)
+{
+    std::unique_lock aGuard( m_aMutex );
+
+    T aValue {};   /* default ctor */
+
+    m_bWasNull = true;
+
+    if ( ( columnIndex < 1 ) || ( o3tl::make_unsigned(columnIndex) > m_pValues->size() ) )
+    {
+        OSL_FAIL( "PropertyValueSet - index out of range!" );
+        return aValue;
+    }
+    ucbhelper_impl::PropertyValue& rValue = (*m_pValues)[ columnIndex - 1 ];
+
+    if ( rValue.nOrigValue == PropsSet::NONE )
+        return aValue;
+
+    if ( rValue.nPropsSet & nTypeName )
+    {
+        /* Values is present natively... */
+        aValue = rValue.*_member_name_;
+        m_bWasNull = false;
+        return aValue;
+    }
+
+    if ( !(rValue.nPropsSet & PropsSet::Object) )
+    {
+        /* Value is not (yet) available as Any. Create it. */
+        getObject( columnIndex, Reference< XNameAccess >() );
+    }
+
+    if ( rValue.nPropsSet & PropsSet::Object )
+    {
+        /* Value is available as Any. */
+
+        if ( rValue.aObject.hasValue() )
+        {
+            /* Try to convert into native value. */
+            if ( rValue.aObject >>= aValue )
+            {
+                rValue.*_member_name_ = aValue;
+                rValue.nPropsSet |= nTypeName;
+                m_bWasNull = false;
+            }
+            else
+            {
+                /* Last chance. Try type converter service... */
+
+                Reference< XTypeConverter > xConverter = getTypeConverter();
+                if ( xConverter.is() )
+                {
+                    try
+                    {
+                        Any aConvAny = xConverter->convertTo(
+                                                 rValue.aObject,
+                                                 cppu::UnoType<T>::get() );
+
+                        if ( aConvAny >>= aValue )
+                        {
+                            rValue.*_member_name_ = aValue;
+                            rValue.nPropsSet |= nTypeName;
+                            m_bWasNull = false;
+                        }
+                    }
+                    catch (const IllegalArgumentException&)
+                    {
+                    }
+                    catch (const CannotConvertException&)
+                    {
+                    }
+                }
+            }
+        }
+    }
+
+    return aValue;
+}
+
+
+// virtual
+sal_Bool SAL_CALL PropertyValueSet::wasNull()
+{
+    // This method can not be implemented correctly!!! Imagine different
+    // threads doing a getXYZ - wasNull calling sequence on the same
+    // implementation object...
+    return m_bWasNull;
+}
+
+
+// virtual
+OUString SAL_CALL PropertyValueSet::getString( sal_Int32 columnIndex )
+{
+    return getValue<OUString, &ucbhelper_impl::PropertyValue::aString>(PropsSet::String, columnIndex);
+}
+
+
+// virtual
+sal_Bool SAL_CALL PropertyValueSet::getBoolean( sal_Int32 columnIndex )
+{
+    return getValue<bool, &ucbhelper_impl::PropertyValue::bBoolean>(PropsSet::Boolean, columnIndex);
+}
+
+
+// virtual
+sal_Int8 SAL_CALL PropertyValueSet::getByte( sal_Int32 columnIndex )
+{
+    return getValue<sal_Int8, &ucbhelper_impl::PropertyValue::nByte>(PropsSet::Byte, columnIndex);
+}
+
+
+// virtual
+sal_Int16 SAL_CALL PropertyValueSet::getShort( sal_Int32 columnIndex )
+{
+    return getValue<sal_Int16, &ucbhelper_impl::PropertyValue::nShort>(PropsSet::Short, columnIndex);
+}
+
+
+// virtual
+sal_Int32 SAL_CALL PropertyValueSet::getInt( sal_Int32 columnIndex )
+{
+    return getValue<sal_Int32, &ucbhelper_impl::PropertyValue::nInt>(PropsSet::Int, columnIndex);
+}
+
+
+// virtual
+sal_Int64 SAL_CALL PropertyValueSet::getLong( sal_Int32 columnIndex )
+{
+    return getValue<sal_Int64, &ucbhelper_impl::PropertyValue::nLong>(PropsSet::Long, columnIndex);
+}
+
+
+// virtual
+float SAL_CALL PropertyValueSet::getFloat( sal_Int32 columnIndex )
+{
+    return getValue<float, &ucbhelper_impl::PropertyValue::nFloat>(PropsSet::Float, columnIndex);
+}
+
+
+// virtual
+double SAL_CALL PropertyValueSet::getDouble( sal_Int32 columnIndex )
+{
+    return getValue<double, &ucbhelper_impl::PropertyValue::nDouble>(PropsSet::Double, columnIndex);
+}
+
+
+// virtual
+Sequence< sal_Int8 > SAL_CALL
+PropertyValueSet::getBytes( sal_Int32 columnIndex )
+{
+    return getValue<Sequence< sal_Int8 >, &ucbhelper_impl::PropertyValue::aBytes>(PropsSet::Bytes, columnIndex);
+}
+
+
+// virtual
+Date SAL_CALL PropertyValueSet::getDate( sal_Int32 columnIndex )
+{
+    return getValue<Date, &ucbhelper_impl::PropertyValue::aDate>(PropsSet::Date, columnIndex);
+}
+
+
+// virtual
+Time SAL_CALL PropertyValueSet::getTime( sal_Int32 columnIndex )
+{
+    return getValue<Time, &ucbhelper_impl::PropertyValue::aTime>(PropsSet::Time, columnIndex);
+}
+
+
+// virtual
+DateTime SAL_CALL PropertyValueSet::getTimestamp( sal_Int32 columnIndex )
+{
+    return getValue<DateTime, &ucbhelper_impl::PropertyValue::aTimestamp>(PropsSet::Timestamp, columnIndex);
+}
+
+
+// virtual
+Reference< XInputStream > SAL_CALL
+PropertyValueSet::getBinaryStream( sal_Int32 columnIndex )
+{
+    return getValue<Reference< XInputStream >, &ucbhelper_impl::PropertyValue::xBinaryStream>(PropsSet::BinaryStream, columnIndex);
+}
+
+
+// virtual
+Reference< XInputStream > SAL_CALL
+PropertyValueSet::getCharacterStream( sal_Int32 columnIndex )
+{
+    return getValue<Reference< XInputStream >, &ucbhelper_impl::PropertyValue::xCharacterStream>(PropsSet::CharacterStream, columnIndex);
+}
+
+
+// virtual
+Any SAL_CALL PropertyValueSet::getObject(
+                                    sal_Int32 columnIndex,
+                                         const Reference< XNameAccess >& )
+{
+    std::unique_lock aGuard( m_aMutex );
+
+    Any aValue;
+
+    m_bWasNull = true;
+
+    if ( ( columnIndex < 1 )
+         || ( o3tl::make_unsigned(columnIndex) > m_pValues->size() ) )
+    {
+        OSL_FAIL( "PropertyValueSet - index out of range!" );
+    }
+    else
+    {
+        ucbhelper_impl::PropertyValue& rValue
+            = (*m_pValues)[ columnIndex - 1 ];
+
+        if ( rValue.nPropsSet & PropsSet::Object )
+        {
+            // Values is present natively...
+            aValue = rValue.aObject;
+            m_bWasNull = false;
+        }
+        else
+        {
+            // Make Any from original value.
+
+            switch ( rValue.nOrigValue )
+            {
+                case PropsSet::NONE:
+                    break;
+
+                case PropsSet::String:
+                    aValue <<= rValue.aString;
+                    break;
+
+                case PropsSet::Boolean:
+                    aValue <<= rValue.bBoolean;
+                    break;
+
+                case PropsSet::Byte:
+                    aValue <<= rValue.nByte;
+                    break;
+
+                case PropsSet::Short:
+                    aValue <<= rValue.nShort;
+                    break;
+
+                case PropsSet::Int:
+                    aValue <<= rValue.nInt;
+                    break;
+
+                case PropsSet::Long:
+                    aValue <<= rValue.nLong;
+                    break;
+
+                case PropsSet::Float:
+                    aValue <<= rValue.nFloat;
+                    break;
+
+                case PropsSet::Double:
+                    aValue <<= rValue.nDouble;
+                    break;
+
+                case PropsSet::Bytes:
+                    aValue <<= rValue.aBytes;
+                    break;
+
+                case PropsSet::Date:
+                    aValue <<= rValue.aDate;
+                    break;
+
+                case PropsSet::Time:
+                    aValue <<= rValue.aTime;
+                    break;
+
+                case PropsSet::Timestamp:
+                    aValue <<= rValue.aTimestamp;
+                    break;
+
+                case PropsSet::BinaryStream:
+                    aValue <<= rValue.xBinaryStream;
+                    break;
+
+                case PropsSet::CharacterStream:
+                    aValue <<= rValue.xCharacterStream;
+                    break;
+
+                case PropsSet::Ref:
+                    aValue <<= rValue.xRef;
+                    break;
+
+                case PropsSet::Blob:
+                    aValue <<= rValue.xBlob;
+                    break;
+
+                case PropsSet::Clob:
+                    aValue <<= rValue.xClob;
+                    break;
+
+                case PropsSet::Array:
+                    aValue <<= rValue.xArray;
+                    break;
+
+                case PropsSet::Object:
+                    // Fall-through is intended!
+                default:
+                    OSL_FAIL( "PropertyValueSet::getObject - "
+                                "Wrong original type" );
+                    break;
+            }
+
+            if ( aValue.hasValue() )
+            {
+                rValue.aObject = aValue;
+                rValue.nPropsSet |= PropsSet::Object;
+                m_bWasNull = false;
+            }
+        }
+     }
+
+    return aValue;
+}
+
+
+// virtual
+Reference< XRef > SAL_CALL PropertyValueSet::getRef( sal_Int32 columnIndex )
+{
+    return getValue<Reference< XRef >, &ucbhelper_impl::PropertyValue::xRef>(PropsSet::Ref, columnIndex);
+}
+
+
+// virtual
+Reference< XBlob > SAL_CALL PropertyValueSet::getBlob( sal_Int32 columnIndex )
+{
+    return getValue<Reference< XBlob >, &ucbhelper_impl::PropertyValue::xBlob>(PropsSet::Blob, columnIndex);
+}
+
+
+// virtual
+Reference< XClob > SAL_CALL PropertyValueSet::getClob( sal_Int32 columnIndex )
+{
+    return getValue<Reference< XClob >, &ucbhelper_impl::PropertyValue::xClob>(PropsSet::Clob, columnIndex);
+}
+
+
+// virtual
+Reference< XArray > SAL_CALL PropertyValueSet::getArray( sal_Int32 columnIndex )
+{
+    return getValue<Reference< XArray >, &ucbhelper_impl::PropertyValue::xArray>(PropsSet::Array, columnIndex);
+}
+
+
+// XColumnLocate methods.
+
+
+// virtual
+sal_Int32 SAL_CALL PropertyValueSet::findColumn( const OUString& columnName )
+{
+    std::unique_lock aGuard( m_aMutex );
+
+    if ( !columnName.isEmpty() )
+    {
+        sal_Int32 nCount = m_pValues->size();
+        for ( sal_Int32 n = 0; n < nCount; ++n )
+        {
+            if ( (*m_pValues)[ n ].sPropertyName == columnName  )
+                return n + 1; // Index is 1-based.
+        }
+    }
+    return 0;
+}
+
+
+// Non-interface methods.
+
+
+const Reference< XTypeConverter >& PropertyValueSet::getTypeConverter()
+{
+    std::unique_lock aGuard( m_aMutex );
+
+    if ( !m_bTriedToGetTypeConverter && !m_xTypeConverter.is() )
+    {
+        m_bTriedToGetTypeConverter = true;
+        m_xTypeConverter = Converter::create(m_xContext);
+
+        OSL_ENSURE( m_xTypeConverter.is(),
+                    "PropertyValueSet::getTypeConverter() - "
+                    "Service 'com.sun.star.script.Converter' n/a!" );
+    }
+    return m_xTypeConverter;
+}
+
+
+template <class T, T ucbhelper_impl::PropertyValue::*_member_name_>
+void PropertyValueSet::appendValue(const OUString& rPropName, PropsSet nTypeName, const T& rValue)
+{
+    std::unique_lock aGuard( m_aMutex );
+
+    ucbhelper_impl::PropertyValue aNewValue;
+    aNewValue.sPropertyName = rPropName;
+    aNewValue.nPropsSet     = nTypeName;
+    aNewValue.nOrigValue    = nTypeName;
+    aNewValue.*_member_name_ = rValue;
+
+    m_pValues->push_back( aNewValue );
+}
+
+
+void PropertyValueSet::appendString( const OUString& rPropName,
+                                     const OUString& rValue )
+{
+    appendValue<OUString, &ucbhelper_impl::PropertyValue::aString>(rPropName, PropsSet::String, rValue);
+}
+
+
+void PropertyValueSet::appendBoolean( const OUString& rPropName,
+                                      bool bValue )
+{
+    appendValue<bool, &ucbhelper_impl::PropertyValue::bBoolean>(rPropName, PropsSet::Boolean, bValue);
+}
+
+
+void PropertyValueSet::appendLong( const OUString& rPropName,
+                                   sal_Int64 nValue )
+{
+    appendValue<sal_Int64, &ucbhelper_impl::PropertyValue::nLong>(rPropName, PropsSet::Long, nValue);
+}
+
+
+void PropertyValueSet::appendTimestamp( const OUString& rPropName,
+                                        const DateTime& rValue )
+{
+    appendValue<DateTime, &ucbhelper_impl::PropertyValue::aTimestamp>(rPropName, PropsSet::Timestamp, rValue);
+}
+
+
+void PropertyValueSet::appendObject( const OUString& rPropName,
+                                     const Any& rValue )
+{
+    appendValue<Any, &ucbhelper_impl::PropertyValue::aObject>(rPropName, PropsSet::Object, rValue);
+}
+
+
+void PropertyValueSet::appendVoid( const OUString& rPropName )
+{
+    appendValue<Any, &ucbhelper_impl::PropertyValue::aObject>(rPropName, PropsSet::NONE, Any());
+}
+
+
+void PropertyValueSet::appendPropertySet(
+                                const Reference< XPropertySet >& rxSet )
+{
+    if ( !rxSet.is() )
+        return;
+
+    Reference< XPropertySetInfo > xInfo = rxSet->getPropertySetInfo();
+    if ( !xInfo.is() )
+        return;
+
+    const Sequence< Property > aProps = xInfo->getProperties();
+
+    Reference< XPropertyAccess > xPropertyAccess( rxSet, UNO_QUERY );
+    if ( xPropertyAccess.is() )
+    {
+        // Efficient: Get all prop values with one ( remote) call.
+
+        const Sequence< css::beans::PropertyValue > aPropValues
+            = xPropertyAccess->getPropertyValues();
+
+        for ( const css::beans::PropertyValue& rPropValue : aPropValues )
+        {
+            // Find info for current property value.
+            auto pProp = std::find_if(aProps.begin(), aProps.end(),
+                [&rPropValue](const Property& rProp) { return rProp.Name == rPropValue.Name; });
+            if (pProp != aProps.end())
+            {
+                // Found!
+                appendObject( *pProp, rPropValue.Value );
+            }
+        }
+    }
+    else
+    {
+        // Get every single prop value with one ( remote) call.
+
+        for ( const Property& rProp : aProps )
+        {
+            try
+            {
+                Any aValue = rxSet->getPropertyValue( rProp.Name );
+
+                if ( aValue.hasValue() )
+                    appendObject( rProp, aValue );
+            }
+            catch (const UnknownPropertyException&)
+            {
+            }
+            catch (const WrappedTargetException&)
+            {
+            }
+        }
+    }
+}
+
+
+bool PropertyValueSet::appendPropertySetValue(
+                                const Reference< XPropertySet >& rxSet,
+                                const Property& rProperty )
+{
+    if ( rxSet.is() )
+    {
+        try
+        {
+            Any aValue = rxSet->getPropertyValue( rProperty.Name );
+            if ( aValue.hasValue() )
+            {
+                appendObject( rProperty, aValue );
+                return true;
+            }
+        }
+        catch (const UnknownPropertyException&)
+        {
+        }
+        catch (const WrappedTargetException&)
+        {
+        }
+    }
+
+    // Error.
+    return false;
+}
+
+} // namespace ucbhelper
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */