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/**************************************************************
*
* 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
*
* 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.
*
*************************************************************/
#ifndef __FRAMEWORK_LOADENV_LOADENVEXCEPTION_HXX_
#define __FRAMEWORK_LOADENV_LOADENVEXCEPTION_HXX_
//_______________________________________________
// includes of own project
//_______________________________________________
// includes of uno interface
#include <com/sun/star/uno/Any.h>
#include <com/sun/star/uno/Exception.hpp>
//_______________________________________________
// includes of an other project
#include <rtl/string.hxx>
//_______________________________________________
// namespace
namespace framework{
#ifndef css // conflict with define :-(
namespace css = ::com::sun::star;
#endif
//_______________________________________________
// definitions
/** @short specify an exception, which can be used inside the
load environment only.
@descr Of course outside code must wrapp it, to transport
the occurred information to its caller.
@author as96863
*/
class LoadEnvException
{
//___________________________________________
// const
public:
/** @short Can be used as an ID for an instance of a LoadEnvException.
@descr To prevent errors on adding/removing/changing such IDs here,
an enum field is used. Its int values are self organized ...
*/
enum EIDs
{
/** @short The specified URL/Stream/etcpp. can not be handled by a LoadEnv instance. */
ID_UNSUPPORTED_CONTENT,
/** @short It was not possible to get access to global filter configuration.
@descr Might som neccsessary services could not be created. */
ID_NO_CONFIG_ACCESS,
/** @short Some data obtained from the filter configuration seems to incorrect.
@descr Might a filter-type relation ship seem to be damaged. */
ID_INVALID_FILTER_CONFIG,
/** @short indicates a corrupted media descriptor.
@descr Some parts are required - some other ones are optional. Such exception
should be thrown, if a required item does not exists. */
ID_INVALID_MEDIADESCRIPTOR,
/** @short Its similar to an uno::RuntimeException ....
@descr But such runtime exception can break the whole office code.
So its capsulated to this specialized load environment only.
Mostly it indicates a missing but needed resource ... e.g the
global desktop reference! */
ID_INVALID_ENVIRONMENT,
/** @short indicates a failed search for the right target frame. */
ID_NO_TARGET_FOUND,
/** @short An already existing document was found inside a target frame.
But its controller could not be suspended successfully. Thats
why the new load request was cancelled. The document could not
be replaced. */
ID_COULD_NOT_SUSPEND_CONTROLLER,
/** @short TODO */
ID_COULD_NOT_REACTIVATE_CONTROLLER,
/** @short inidcates an already running load operation. Of yourse the same
instance can't be used for multiple load requests at the same time.
*/
ID_STILL_RUNNING,
/** @short sometiems we can't specify the reason for an error, because we
was interrupted by an called code in an unexpected way ...
*/
ID_GENERAL_ERROR
};
//___________________________________________
// member
public:
/** @short contains a suitable message, which describes the reason for this
exception. */
::rtl::OString m_sMessage;
/** @short An ID, which make this exception unique among others. */
sal_Int32 m_nID;
/** @short Contains the original exception, if any occurred. */
css::uno::Any m_exOriginal;
/** TODO
Experimental use! May it can be usefully to know, if an exception was already
catched and handled by an interaction and was might be rethrowed! */
sal_Bool m_bHandled;
//___________________________________________
// interface
public:
/** @short initialize a new instance with an ID.
@descr Some other items of this exception
(e.g. a suitable message) will be generated
automatically.
@param nID
One of the defined const IDs of this class.
*/
LoadEnvException(sal_Int32 nID)
{
m_nID = nID;
}
//_______________________________________
/** @short initialize a new instance with an ID
an wrap a detected exception into this one.
@descr Some other items of this exception
(e.g. a suitable message) will be generated
automatically.
@param nID
One of the defined const IDs of this class.
@param exUno
the original catched uno exception.
*/
LoadEnvException( sal_Int32 nID ,
const css::uno::Any& exUno)
{
m_nID = nID ;
m_exOriginal = exUno;
}
//_______________________________________
/** @short destruct an instance of this exception.
*/
~LoadEnvException()
{
m_sMessage = ::rtl::OString();
m_nID = 0;
m_bHandled = false;
m_exOriginal.clear();
}
};
} // namespace framework
#endif // __FRAMEWORK_LOADENV_LOADENVEXCEPTION_HXX_
|
