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BUG#: 8273
TITLE: Remove trailing space characters
DESCRIPTION: Remove meaningless whitespace.

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//
// Licensed to The Open Group (TOG) under one or more contributor license
// agreements.  Refer to the OpenPegasusNOTICE.txt file distributed with
// this work for additional information regarding copyright ownership.
// Each contributor licenses this file to you under the OpenPegasus Open
// Source License; you may not use this file except in compliance with the
// License.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
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// in all copies or substantial portions of the Software.
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//////////////////////////////////////////////////////////////////////////
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//%/////////////////////////////////////////////////////////////////////////////

#include <Pegasus/Common/PegasusAssert.h>
#include <Pegasus/Common/Config.h>
#include <Pegasus/Common/FileSystem.h>
#include <Pegasus/Common/XmlWriter.h>
#include <Pegasus/Common/XmlReader.h>
#include <Pegasus/Repository/CIMRepository.h>

PEGASUS_USING_PEGASUS;
PEGASUS_USING_STD;

String namespaceName;
static Boolean verbose = false;

//------------------------------------------------------------------------------
// ProcessValueObjectElement()
//
//     <!ELEMENT VALUE.OBJECT (CLASS|INSTANCE)>
//
// ATTN: Nothing handled but CLASS.
//
//------------------------------------------------------------------------------

Boolean ProcessValueObjectElement(CIMRepository& repository, XmlParser& parser)
{
    XmlEntry entry;

    if (!XmlReader::testStartTag(parser, entry, "VALUE.OBJECT"))
    {
        return false;
    }

    CIMClass cimClass, tmpClass;
    CIMQualifierDecl qualifierDecl;

    if (XmlReader::getClassElement(parser, cimClass))
    {
        if (verbose)
        {
            cout << "Creating: class ";
            cout << cimClass.getClassName().getString() << endl;
        }

        try
        {
            repository.createClass(namespaceName, cimClass);
        }
        catch (Exception &e)
        {
            // Ignore if cimClass already exists
            if (e.getMessage() != cimClass.getClassName())
            {
                throw;
            }
        }
    }
    else if (XmlReader::getQualifierDeclElement(parser, qualifierDecl))
    {
        if (verbose)
        {
            cout << "Creating: qualifier ";
            cout << qualifierDecl.getName().getString() << endl;
        }

        try
        {
            repository.setQualifier(namespaceName, qualifierDecl);
        }
        catch (Exception &e)
        {
            // Ignore if qualifierDecl already exists
            if (e.getMessage() != qualifierDecl.getName())
            {
                throw;
            }
        }
    }
    XmlReader::expectEndTag(parser, "VALUE.OBJECT");

    return true;
}

//------------------------------------------------------------------------------
// ProcessDeclGroupElement()
//
//     <!ELEMENT DECLGROUP ((LOCALNAMESPACEPATH|NAMESPACEPATH)?,
//         QUALIFIER.DECLARATION*,VALUE.OBJECT*)>
//
// ATTN: Nothing handled but VALUE.OBJECT:
//
//------------------------------------------------------------------------------

Boolean ProcessDeclGroupElement(CIMRepository& repository, XmlParser& parser)
{
    XmlEntry entry;

    if (!XmlReader::testStartTag(parser, entry, "DECLGROUP"))
    {
        return false;
    }

    while (ProcessValueObjectElement(repository, parser))
        ;

    XmlReader::expectEndTag(parser, "DECLGROUP");

    return true;
}

//------------------------------------------------------------------------------
// ProcessDeclarationElement()
//
//     <!ELEMENT DECLARATION (DECLGROUP|DECLGROUP.WITHNAME|DECLGROUP.WITHPATH)*>
//
// ATTN: DECLGROUP.WITHNAME ande DECLGROUP.WITHPATH not handled:
//
//------------------------------------------------------------------------------

Boolean ProcessDeclarationElement(CIMRepository& repository, XmlParser& parser)
{
    XmlEntry entry;

    if (!XmlReader::testStartTag(parser, entry, "DECLARATION"))
    {
        return false;
    }

    while(ProcessDeclGroupElement(repository, parser))
        ;

    XmlReader::expectEndTag(parser, "DECLARATION");

    return true;
}

//------------------------------------------------------------------------------
// ProcessCimElement()
//
//     <!ELEMENT CIM (MESSAGE|DECLARATION)>
//     <!ATTLIST CIM
//         CIMVERSION CDATA #REQUIRED
//         DTDVERSION CDATA #REQUIRED>
//
// ATTN: only declarations are handled here!
//
//------------------------------------------------------------------------------

Boolean ProcessCimElement(CIMRepository& repository, XmlParser& parser)
{
    XmlEntry entry;

    if (!parser.next(entry) || entry.type != XmlEntry::XML_DECLARATION)
    {
        throw(parser.getLine(), "expected XML declaration");
    }

    if (!XmlReader::testStartTag(parser, entry, "CIM"))
    {
        return false;
    }
    String cimVersion;

    if (!entry.getAttributeValue("CIMVERSION", cimVersion))
    {
        throw XmlValidationError(parser.getLine(),
            "missing CIM.CIMVERSION attribute");
    }

    String dtdVersion;

    if (!entry.getAttributeValue("DTDVERSION", dtdVersion))
    {
        throw XmlValidationError(parser.getLine(),
            "missing CIM.DTDVERSION attribute");
    }

    if (!ProcessDeclarationElement(repository, parser))
    {
        throw XmlValidationError(parser.getLine(),
            "Expected DECLARATION element");
    }

    XmlReader::expectEndTag(parser, "CIM");

    return true;
}

//------------------------------------------------------------------------------
//
// _processFile()
//
//------------------------------------------------------------------------------

static void _processFile(const char* repositoryRoot, const char* xmlFileName)
{
    // Create the parser:

    Buffer text;
    text.reserveCapacity(1024 * 1024);
    FileSystem::loadFileToMemory(text, xmlFileName);
    XmlParser parser((char*)text.getData());

    CIMRepository repository(repositoryRoot);
    try
    {
        repository.createNameSpace(namespaceName);
    }
    catch (Exception &e)
    {
        // Ignore if Namespace already exists
        if (e.getMessage () != namespaceName)
        {
            throw;
        }
    }

    if (!ProcessCimElement(repository, parser))
    {
        cerr << "CIM root element missing" << endl;
        exit(1);
    }
}

//------------------------------------------------------------------------------
//
// main()
//
//------------------------------------------------------------------------------

int main(int argc, char** argv)
{
    if (argc != 4)
    {
        cerr << "Usage: " << argv[0]
            << " repository-root xmlfile namespace" << endl;
        exit(1);
    }

    verbose = getenv("PEGASUS_TEST_VERBOSE") ? true : false;

    try
    {
        namespaceName = argv[3];
        cout << argv[0] << " loading " << argv[2] << " to namespace "
            << namespaceName << " into repository " << argv[1] << endl;
        _processFile(argv[1], argv[2]);
        cout << argv[0] << " loaded." << endl;
    }

    catch (const Exception& e)
    {
        cerr << e.getMessage() << endl;
        exit(1);
    }

    return 0;
}