/*
 * 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 <xalanc/Include/PlatformDefinitions.hpp>



#include <cassert>



#include <fstream>
#include <iostream>
#include <strstream>



#include <xercesc/util/PlatformUtils.hpp>


#include <xalanc/XalanTransformer/XalanTransformer.hpp>



int
main(
            int     argc,
            char*   /* argv */[])
{
    using std::cerr;
    using std::endl;
    using std::ostrstream;

    int theResult = 0;

    if (argc != 1)
    {
        cerr << "Usage: CompileStylesheet"
             << endl
             << endl;
    }
    else
    {
        using xercesc::XMLPlatformUtils;
        using xercesc::XMLException;

        using xalanc::XalanTransformer;
        using xalanc::XalanCompiledStylesheet;

        // Call the static initializer for Xerces.
        try
        {
             XMLPlatformUtils::Initialize();
        }

        catch (const XMLException& toCatch)
        {
             cerr << "Error during Xerces initialization.  Error code was "
                  << toCatch.getCode()
                  << "."
                  << endl;
                
             theResult = -1;
        }

        if ( theResult == 0)
        {
            
            // Initialize Xalan.
            XalanTransformer::initialize();
            
            {
                // Create a XalanTransformer.
                XalanTransformer theXalanTransformer;
                
                // Our input files...The assumption is that the executable will be run
                // from same directory as the input files.
                const char*     theXSLFileName = "foo.xsl";
                
                // Compile the stylesheet.
                const XalanCompiledStylesheet*  theCompiledStylesheet = 0;
                
                theResult = theXalanTransformer.compileStylesheet(theXSLFileName, theCompiledStylesheet);
                
                if (theResult == 0)
                {
                    assert(theCompiledStylesheet != 0);
                    
                    for (unsigned int i = 0; i < 10; ++i)
                    {       
                        // Buffers passed in to ostrstream.
                        char    inBuffer[10];
                        char    outBuffer[10];  
                        
                        // Generate the input and output file names.
                        ostrstream  theFormatterIn(inBuffer, sizeof(inBuffer));
                        ostrstream  theFormatterOut(outBuffer, sizeof(outBuffer));
                        
                        theFormatterIn << "foo" << i + 1 << ".xml" << '\0';
                        theFormatterOut << "foo" << i + 1 << ".out" << '\0';
                        
                        // Do the transform.
                        theResult = theXalanTransformer.transform(
                            inBuffer,
                            theCompiledStylesheet,
                            outBuffer);
                    }
                    
                    // I don't have to do this, since the transformer will
                    // clean this up when it's destroyed, but why not...
                    theResult = theXalanTransformer.destroyStylesheet(theCompiledStylesheet);
                }
                
                if(theResult != 0)
                {
                    cerr << "CompileStylesheet Error: " << theXalanTransformer.getLastError()
                        << endl
                        << endl;
                }
                
            }
        }

        // Terminate Xalan...
        XalanTransformer::terminate();

        // Terminate Xerces...
        XMLPlatformUtils::Terminate();

        // Clean up the ICU, if it's integrated.
        XalanTransformer::ICUCleanUp();
    }

    return theResult;
}