/*
 * 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.
 */
#if !defined(URISUPPORT_HEADER_GUARD_1357924680)
#define URISUPPORT_HEADER_GUARD_1357924680


// Base include file.  Must be first.
#include <xalanc/PlatformSupport/PlatformSupportDefinitions.hpp>


#include <xercesc/util/XMLURL.hpp>


#include <xalanc/XalanDOM/XalanDOMString.hpp>


#include <xalanc/Include/XalanAutoPtr.hpp>


#include <xalanc/PlatformSupport/XSLException.hpp>


namespace XALAN_CPP_NAMESPACE {


typedef xercesc::XMLURL   XMLURLType;


class XALAN_PLATFORMSUPPORT_EXPORT URISupport
{
public:

    typedef XalanAutoPtr<XMLURLType>    URLAutoPtrType;

    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @return auto pointer to fully qualified URI
     */
    static URLAutoPtrType
    getURLFromString(const XalanDOMString&  urlString,
                        MemoryManager&     theManager)
    {
        return getURLFromString(urlString.c_str(), theManager);
    }

    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @param url to update with the qualified string.
     */
    static void
    getURLFromString(
            const XalanDOMString&   urlString,
            XMLURLType&             url,
            MemoryManager&      theManager)
    {
        getURLFromString(urlString.c_str(), url, theManager);
    }

    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @return auto pointer to fully qualified URI
     */
    static URLAutoPtrType
    getURLFromString(const XalanDOMChar*        urlString,
                        MemoryManager&     theManager);

    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @param url to update with the qualified string.
     */
    static void
    getURLFromString(
            const XalanDOMChar*     urlString,
            XMLURLType&             url,
            MemoryManager&      theManager)
    {
        XalanDOMString buffer(theManager);

        getURLStringFromString(urlString, buffer);

        url.setURL(buffer.c_str());
    }

    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @param base base location for URI
     * @return auto pointer to fully qualified URI
     */
    static URLAutoPtrType
    getURLFromString(
            const XalanDOMString&   urlString,
            const XalanDOMString&   base,
            MemoryManager&  theManager)
    {
        XalanDOMString theResult(theManager);

        getURLStringFromString(urlString, base, theResult);

        return getURLFromString(theResult, theManager);
    }

    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @param base base location for URI
     * @return auto pointer to fully qualified URI
     */
    static URLAutoPtrType
    getURLFromString(
            const XalanDOMChar*     urlString,
            const XalanDOMChar*     base);


    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @return string to fully qualified URI
     */
    static void
    getURLStringFromString(
            const XalanDOMString&   urlString,
            XalanDOMString&         theNormalizedURI)
    {
        getURLStringFromString(urlString.c_str(), urlString.length(), theNormalizedURI);
    }


    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @param theNormalizedURI fully qualified URI
     */
    static void
    getURLStringFromString(
            const XalanDOMChar*         urlString,
            XalanDOMString&             theNormalizedURI)
    {
        assert(urlString != 0);

        getURLStringFromString(
            urlString,
            XalanDOMString::length(urlString),
            theNormalizedURI);
    }

    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @param len the length of urlString
     * @param theNormalizedURI fully qualified URI
     */
    static void
    getURLStringFromString(
            const XalanDOMChar*         urlString,
            XalanDOMString::size_type   len,
            XalanDOMString&             theNormalizedURI);

    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @param base base location for URI
     * @param theNormalizedURI fully qualified URI
     */
    static void
    getURLStringFromString(
            const XalanDOMString&   urlString,
            const XalanDOMString&   base,
            XalanDOMString&         theNormalizedURI)
    {
        getURLStringFromString(urlString.c_str(), base.c_str(), theNormalizedURI);
    }


    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @param base base location for URI
     * @param theNormalizedURI fully qualified URI
     */
    static void
    getURLStringFromString(
            const XalanDOMChar*     urlString,
            const XalanDOMChar*     base,
            XalanDOMString&         theNormalizedURI)
    {
        assert(urlString != 0 && base != 0);

        getURLStringFromString(
            urlString,
            XalanDOMString::length(urlString),
            base,
            XalanDOMString::length(base),
            theNormalizedURI);
    }

    /**
     * Determine the fully qualified URI for a string.
     *
     * @param urlString string to qualify
     * @param base base location for URI
     * @param theNormalizedURI fully qualified URI
     */
    static void
    getURLStringFromString(
            const XalanDOMChar*         urlString,
            XalanDOMString::size_type   urlStringLen,
            const XalanDOMChar*         base,
            XalanDOMString::size_type   baseLen,
            XalanDOMString&             theNormalizedURI);

    /**
     * Normalizes the string passed in, replacing
     * \ with /.
     *
     * @param urlString string to normalize
     * @return a reference to the passed parameter
     */
    static XalanDOMString&
    NormalizeURIText(XalanDOMString&    uriString);

    /**
     * Normalizes the string passed in, replacing
     * \ with /.
     *
     * @param urlString string to normalize
     * @return a copy of the normalized URI
     */


    class InvalidURIException : public XSLException
    {
    public:

        /**
         * Construct an InvalidURIException.
         *
         * @param theMessage the error message
         */
        InvalidURIException(
            const XalanDOMString&   theMessage,
            MemoryManager&          theManager,
            const Locator*          theLocator);

        /**
         * Construct an InvalidURIException.
         *
         * @param theMessage the error message
         */
        InvalidURIException(
            const XalanDOMString&   theMessage,
            MemoryManager&          theManager);

        virtual
        ~InvalidURIException();

        virtual const XalanDOMChar*
        getType() const;

    private:
    };


    static const XalanDOMChar   s_fileProtocolString1[];

    static const XalanDOMChar   s_fileProtocolString2[];
};


}


#endif  // URISUPPORT_HEADER_GUARD_1357924680