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Diffstat (limited to 'tags/cpp-sdo-1.0.incubating-M3/runtime/core/src/commonj/sdo/SDOValue.h')
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diff --git a/tags/cpp-sdo-1.0.incubating-M3/runtime/core/src/commonj/sdo/SDOValue.h b/tags/cpp-sdo-1.0.incubating-M3/runtime/core/src/commonj/sdo/SDOValue.h deleted file mode 100644 index 4b675974dd..0000000000 --- a/tags/cpp-sdo-1.0.incubating-M3/runtime/core/src/commonj/sdo/SDOValue.h +++ /dev/null @@ -1,258 +0,0 @@ -/* -* -* Copyright 2007 The Apache Software Foundation or its licensors, as applicable. -* -* Licensed 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 -* -* Unless required by applicable law or agreed to in writing, software -* distributed under the License is distributed on an "AS IS" BASIS, -* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -* See the License for the specific language governing permissions and -* limitations under the License. -*/ - -/* $Rev$ $Date$ */ - -#ifndef _SDOValue_H_ -#define _SDOValue_H_ - -#include "commonj/sdo/export.h" -#include "commonj/sdo/SDODate.h" -#include "commonj/sdo/SDOString.h" -#include "commonj/sdo/SDODataConverter.h" -#include "commonj/sdo/DataTypeInfo.h" - -#include <iostream> - -namespace commonj -{ - namespace sdo - { - - // The SDOValue class provides a discriminated data type that wraps the - // many different primitive data types that SDO must use. This allows - // common treatment of SDO values by all methods except those that - // really must do different things for different types. The key point is - // that instances of the class combine a union with and enum that says - // which member of the union is actually present. The enum also allows - // for the possibility that the value is unset or has been explicitly - // set to null. - - class SDOValue - { - private: - // Entities with copy constructors/destructors are not allowed in a union, - // since in general, the compiler doesn't know what type is - // actually in there so it can't know which constructor/destructor - // to call, hence the use of pointers for certain datatypes. - DataTypeInfo::SDODataTypeUnion value; - - DataTypeInfo::RawDataType typeOfValue; - - mutable SDOString* transient_buffer; - - public: - - // Constructors - SDO_API SDOValue(bool inValue) : - typeOfValue(DataTypeInfo::SDObool), transient_buffer(0) - { - value.Boolean = inValue; - } - SDO_API SDOValue(float inValue) : - typeOfValue(DataTypeInfo::SDOfloat), transient_buffer(0) - { - value.Float = inValue; - } - SDO_API SDOValue(long double inValue) : - typeOfValue(DataTypeInfo::SDOdouble), transient_buffer(0) - { - value.Double = inValue; - } - SDO_API SDOValue(short inValue) : - typeOfValue(DataTypeInfo::SDOshort), transient_buffer(0) - { - value.Short = inValue; - } -#if __WORDSIZE != 64 - SDO_API SDOValue(long inValue) : - typeOfValue(DataTypeInfo::SDOlong), transient_buffer(0) - { - value.Integer = inValue; - } -#endif - SDO_API SDOValue(int64_t inValue) : - typeOfValue(DataTypeInfo::SDOint64_t), transient_buffer(0) - { - value.Int64 = inValue; - } - SDO_API SDOValue(char inValue) : - typeOfValue(DataTypeInfo::SDOchar), transient_buffer(0) - { - value.Character = inValue; - } - SDO_API SDOValue(wchar_t inValue) : - typeOfValue(DataTypeInfo::SDOwchar_t), transient_buffer(0) - { - value.WideChar = inValue; - } - SDO_API SDOValue(const SDODate inValue) : - typeOfValue(DataTypeInfo::SDOSDODate), transient_buffer(0) - { - value.Date = new SDODate(inValue.getTime()); - } - SDO_API SDOValue(const SDOString& inValue) : - typeOfValue(DataTypeInfo::SDOCString), transient_buffer(0) - { - value.TextString = new SDOString(inValue); - } - - SDO_API SDOValue(const char* inValue) : - typeOfValue(DataTypeInfo::SDOCString), transient_buffer(0) - { - value.TextString = new SDOString(inValue); - } - - SDO_API SDOValue(const char* inValue, unsigned int len); - - SDO_API SDOValue(const wchar_t* inValue, unsigned int len); - - SDO_API SDOValue() : typeOfValue(DataTypeInfo::SDOunset), transient_buffer(0) - { - } - //End of Constructors - - // Copy constructor - SDO_API SDOValue(const SDOValue& inValue); - - // Copy assignment - SDO_API SDOValue& operator=(const SDOValue& inValue); - - // Destructor - SDO_API virtual ~SDOValue(); - - inline SDO_API bool isSet() const - { - return (typeOfValue != DataTypeInfo::SDOunset); - } - inline SDO_API bool isNull() const - { - return (typeOfValue == DataTypeInfo::SDOnull); - } - - // Get methods to retrieve the stored value. - SDO_API bool getBoolean() const - { - return SDODataConverter::convertToBoolean(value, - (DataTypeInfo::TrueDataType) typeOfValue); - } - - SDO_API float getFloat() const - { - return SDODataConverter::convertToFloat(value, - (DataTypeInfo::TrueDataType) typeOfValue); - } - - SDO_API long double getDouble() const - { - return SDODataConverter::convertToDouble(value, - (DataTypeInfo::TrueDataType) typeOfValue); - } - - SDO_API const SDODate getDate() const - { - return SDODataConverter::convertToDate(value, - (DataTypeInfo::TrueDataType) typeOfValue); - } - - SDO_API short getShort() const - { - return SDODataConverter::convertToShort(value, - (DataTypeInfo::TrueDataType) typeOfValue); - } - - SDO_API long getInteger() const - { - return SDODataConverter::convertToInteger(value, - (DataTypeInfo::TrueDataType) typeOfValue); - } - - SDO_API char getByte() const - { - return SDODataConverter::convertToByte(value, - (DataTypeInfo::TrueDataType) typeOfValue); - } - - SDO_API wchar_t getCharacter() const - { - return SDODataConverter::convertToCharacter(value, - (DataTypeInfo::TrueDataType) typeOfValue); - } - - SDO_API int64_t getLong() const - { - return SDODataConverter::convertToLong(value, - (DataTypeInfo::TrueDataType) typeOfValue); - } - - // The following method is regrettably necessary to provide the - // CString style interface for the V2.01 spec. - SDO_API const char* getCString() const - { - if (transient_buffer != 0) - { - delete transient_buffer; - } - transient_buffer = - SDODataConverter::convertToSDOString(value, - (DataTypeInfo::TrueDataType) typeOfValue); - return transient_buffer->c_str(); - } - - // This method is the preferred way to retrieve a string value - SDO_API SDOString getString() const - { - return *SDODataConverter::convertToSDOString(value, - (DataTypeInfo::TrueDataType) typeOfValue); - } - - SDO_API unsigned int getString(wchar_t* outptr, const unsigned int max_length) const - { - return SDODataConverter::convertToString(value, - (DataTypeInfo::TrueDataType) typeOfValue, - outptr, - max_length); - } - - SDO_API unsigned int getBytes(char* outptr, const unsigned int max_length) const - { - return SDODataConverter::convertToBytes(value, - (DataTypeInfo::TrueDataType) typeOfValue, - outptr, - max_length); - } - - // Beware, the array does not contain values for all the - // enumeration values and it is the callers job to avoid - // triggering that. - SDO_API const SDOString& convertTypeEnumToString() const - { - return DataTypeInfo::convertTypeEnumToString((DataTypeInfo::TrueDataType) typeOfValue); - } - - static SDO_API const SDOValue nullSDOValue; - static SDO_API const SDOValue unsetSDOValue; - // static SDO_API const SDOString rawTypeNames[]; - - private: - SDO_API SDOValue(DataTypeInfo::RawDataType rdt) : typeOfValue(rdt), transient_buffer(0) {} - - }; - } // End - namespace sdo -} // End - namespace commonj - -#endif // _SDOValue_H_ |