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DSIGXPathFilterExpr.hpp

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00001 /*
00002  * The Apache Software License, Version 1.1
00003  *
00004  *
00005  * Copyright (c) 2002-2003 The Apache Software Foundation.  All rights 
00006  * reserved.
00007  *
00008  * Redistribution and use in source and binary forms, with or without
00009  * modification, are permitted provided that the following conditions
00010  * are met:
00011  *
00012  * 1. Redistributions of source code must retain the above copyright
00013  *    notice, this list of conditions and the following disclaimer. 
00014  *
00015  * 2. Redistributions in binary form must reproduce the above copyright
00016  *    notice, this list of conditions and the following disclaimer in
00017  *    the documentation and/or other materials provided with the
00018  *    distribution.
00019  *
00020  * 3. The end-user documentation included with the redistribution,
00021  *    if any, must include the following acknowledgment:  
00022  *       "This product includes software developed by the
00023  *        Apache Software Foundation (http://www.apache.org/)."
00024  *    Alternately, this acknowledgment may appear in the software itself,
00025  *    if and wherever such third-party acknowledgments normally appear.
00026  *
00027  * 4. The names "<WebSig>" and "Apache Software Foundation" must
00028  *    not be used to endorse or promote products derived from this
00029  *    software without prior written permission. For written 
00030  *    permission, please contact apache@apache.org.
00031  *
00032  * 5. Products derived from this software may not be called "Apache",
00033  *    nor may "Apache" appear in their name, without prior written
00034  *    permission of the Apache Software Foundation.
00035  *
00036  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
00037  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00038  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00039  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
00040  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00041  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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00048  * ====================================================================
00049  *
00050  * This software consists of voluntary contributions made by many
00051  * individuals on behalf of the Apache Software Foundation and was
00052  * originally based on software copyright (c) 2001, Institute for
00053  * Data Communications Systems, <http://www.nue.et-inf.uni-siegen.de/>.
00054  * The development of this software was partly funded by the European 
00055  * Commission in the <WebSig> project in the ISIS Programme. 
00056  * For more information on the Apache Software Foundation, please see
00057  * <http://www.apache.org/>.
00058  */
00059 
00060 /*
00061  * XSEC
00062  *
00063  * DSIGXPathFilterExpr := Class that holds an XPath Filter expression
00064  *
00065  * Author(s): Berin Lautenbach
00066  *
00067  * $Id: DSIGXPathFilterExpr.hpp,v 1.3 2003/07/05 10:30:30 blautenb Exp $
00068  *
00069  */
00070 
00071 #ifndef DSIGXPATHFILTEREXPR_INCLUDE
00072 #define DSIGXPATHFILTEREXPR_INCLUDE
00073 
00074 #include <xsec/framework/XSECDefs.hpp>
00075 #include <xsec/dsig/DSIGConstants.hpp>
00076 #include <xsec/utils/XSECSafeBuffer.hpp>
00077 
00078 
00079 XSEC_DECLARE_XERCES_CLASS(DOMNamedNodeMap);
00080 XSEC_DECLARE_XERCES_CLASS(DOMNode);
00081 XSEC_DECLARE_XERCES_CLASS(DOMElement);
00082 
00083 class DSIGSignature;
00084 
00099 class DSIG_EXPORT DSIGXPathFilterExpr {
00100 
00101 public:
00102 
00105 
00115     DSIGXPathFilterExpr(DSIGSignature * sig, DOMNode * node);
00116 
00125     DSIGXPathFilterExpr(DSIGSignature * sig);
00126 
00135     ~DSIGXPathFilterExpr();
00136     
00138 
00142 
00149     void load(void);
00150 
00159     xpathFilterType getFilterType(void);
00160 
00171     DOMElement * setFilter(xpathFilterType filterType,
00172                         const XMLCh * filterExpr);
00173 
00182     const XMLCh * getFilter(void) {return m_expr.rawXMLChBuffer();}
00183 
00193     void setNamespace(const XMLCh * prefix, const XMLCh * value);
00194 
00206     DOMNamedNodeMap * getNamespaces(void) {
00207         return mp_NSMap;
00208     }
00209 
00220     void deleteNamespace(const XMLCh * prefix);
00221 
00223     
00224 private:
00225 
00226     // Just let the TXFM read directly
00227 
00228     friend class TXFMXPathFilter;
00229 
00230     DSIGXPathFilterExpr();
00231     DSIGXPathFilterExpr(const DSIGXPathFilterExpr& theOther);
00232 
00233     DSIGSignature               * mp_sig;
00234     DOMNode                     * mp_xpathFilterNode;
00235     DOMNode                     * mp_exprTextNode;
00236     DOMNamedNodeMap             * mp_NSMap;
00237     safeBuffer                  m_expr;
00238     xpathFilterType             m_filterType;
00239     bool                        m_loaded;
00240 
00241 
00242 };
00243 
00244 #endif /* DSIGXPATHFILTEREXPR_INCLUDE */

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