/**************************************************************
 * 
 * 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.
 * 
 *************************************************************/



#include "precompiled_dbaccess.hxx"

#include "storagetextstream.hxx"

/** === begin UNO includes === **/
#include <com/sun/star/io/XTextOutputStream.hpp>
#include <com/sun/star/io/XActiveDataSource.hpp>
/** === end UNO includes === **/

#include <comphelper/componentcontext.hxx>
#include <tools/diagnose_ex.h>

//......................................................................................................................
namespace dbaccess
{
//......................................................................................................................

	/** === begin UNO using === **/
	using ::com::sun::star::uno::Reference;
	using ::com::sun::star::uno::XInterface;
	using ::com::sun::star::uno::UNO_QUERY;
	using ::com::sun::star::uno::UNO_QUERY_THROW;
	using ::com::sun::star::uno::UNO_SET_THROW;
	using ::com::sun::star::uno::Exception;
	using ::com::sun::star::uno::RuntimeException;
	using ::com::sun::star::uno::Any;
	using ::com::sun::star::uno::makeAny;
	using ::com::sun::star::uno::Sequence;
	using ::com::sun::star::uno::Type;
    using ::com::sun::star::embed::XStorage;
    using ::com::sun::star::io::XTextOutputStream;
    using ::com::sun::star::io::XActiveDataSource;
	/** === end UNO using === **/

	//==================================================================================================================
	//= StorageTextOutputStream_Data
	//==================================================================================================================
    struct StorageTextOutputStream_Data
    {
        Reference< XTextOutputStream >  xTextOutput;
    };

	//==================================================================================================================
	//= helper
	//==================================================================================================================
    namespace
    {
	    //--------------------------------------------------------------------------------------------------------------
        static const ::rtl::OUString& lcl_getTextStreamEncodingName()
        {
            static const ::rtl::OUString s_sMapStreamEncodingName( RTL_CONSTASCII_USTRINGPARAM( "UTF-8" ) );
            return s_sMapStreamEncodingName;
        }

        //--------------------------------------------------------------------------------------------------------------
        static const ::rtl::OUString& lcl_getLineFeed()
        {
            static const ::rtl::OUString s_sLineFeed( sal_Unicode( '\n' ) );
            return s_sLineFeed;
        }
    }

	//==================================================================================================================
	//= StorageTextOutputStream
	//==================================================================================================================
	//------------------------------------------------------------------------------------------------------------------
    StorageTextOutputStream::StorageTextOutputStream(   const ::comphelper::ComponentContext& i_rContext,
                                                        const Reference< XStorage >& i_rParentStorage,
                                                        const ::rtl::OUString& i_rStreamName
                                                    )
        :StorageOutputStream( i_rContext, i_rParentStorage, i_rStreamName )
        ,m_pData( new StorageTextOutputStream_Data )
    {
        m_pData->xTextOutput.set( i_rContext.createComponent( "com.sun.star.io.TextOutputStream" ), UNO_QUERY_THROW );
        m_pData->xTextOutput->setEncoding( lcl_getTextStreamEncodingName() );

        Reference< XActiveDataSource > xDataSource( m_pData->xTextOutput, UNO_QUERY_THROW );
        xDataSource->setOutputStream( getOutputStream() );
    }

    //------------------------------------------------------------------------------------------------------------------
    StorageTextOutputStream::~StorageTextOutputStream()
    {
    }

    //------------------------------------------------------------------------------------------------------------------
    void StorageTextOutputStream::writeLine( const ::rtl::OUString& i_rLine )
    {
        ENSURE_OR_RETURN_VOID( m_pData->xTextOutput.is(), "no text output" );

        m_pData->xTextOutput->writeString( i_rLine );
        m_pData->xTextOutput->writeString( lcl_getLineFeed() );
    }

    //------------------------------------------------------------------------------------------------------------------
    void StorageTextOutputStream::writeLine()
    {
        ENSURE_OR_RETURN_VOID( m_pData->xTextOutput.is(), "no text output" );

        m_pData->xTextOutput->writeString( lcl_getLineFeed() );
    }

//......................................................................................................................
} // namespace dbaccess
//......................................................................................................................