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DSIGXPathFilterExpr.hpp

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00001 /*
00002  * Copyright 2002-2005 The Apache Software Foundation.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *     http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00017 /*
00018  * XSEC
00019  *
00020  * DSIGXPathFilterExpr := Class that holds an XPath Filter expression
00021  *
00022  * $Id: DSIGXPathFilterExpr.hpp 351364 2005-06-04 11:30:26Z blautenb $
00023  *
00024  */
00025 
00026 #ifndef DSIGXPATHFILTEREXPR_INCLUDE
00027 #define DSIGXPATHFILTEREXPR_INCLUDE
00028 
00029 #include <xsec/framework/XSECDefs.hpp>
00030 #include <xsec/dsig/DSIGConstants.hpp>
00031 #include <xsec/utils/XSECSafeBuffer.hpp>
00032 
00033 
00034 XSEC_DECLARE_XERCES_CLASS(DOMNamedNodeMap);
00035 XSEC_DECLARE_XERCES_CLASS(DOMNode);
00036 XSEC_DECLARE_XERCES_CLASS(DOMElement);
00037 
00038 class XSECEnv;
00039 
00053 class DSIG_EXPORT DSIGXPathFilterExpr {
00054 
00055 public:
00056 
00059 
00069     DSIGXPathFilterExpr(const XSECEnv * env, XERCES_CPP_NAMESPACE_QUALIFIER DOMNode * node);
00070 
00079     DSIGXPathFilterExpr(const XSECEnv * env);
00080 
00089     ~DSIGXPathFilterExpr();
00090     
00092 
00096 
00103     void load(void);
00104 
00113     xpathFilterType getFilterType(void);
00114 
00125     XERCES_CPP_NAMESPACE_QUALIFIER DOMElement * setFilter(xpathFilterType filterType,
00126                         const XMLCh * filterExpr);
00127 
00136     const XMLCh * getFilter(void) {return m_expr.rawXMLChBuffer();}
00137 
00147     void setNamespace(const XMLCh * prefix, const XMLCh * value);
00148 
00160     XERCES_CPP_NAMESPACE_QUALIFIER DOMNamedNodeMap * getNamespaces(void) {
00161         return mp_NSMap;
00162     }
00163 
00174     void deleteNamespace(const XMLCh * prefix);
00175 
00177     
00178 private:
00179 
00180     // Just let the TXFM read directly
00181 
00182     friend class TXFMXPathFilter;
00183 
00184     DSIGXPathFilterExpr();
00185     DSIGXPathFilterExpr(const DSIGXPathFilterExpr& theOther);
00186 
00187     const XSECEnv               * mp_env;
00188     XERCES_CPP_NAMESPACE_QUALIFIER DOMNode                      
00189                                 * mp_xpathFilterNode;
00190     XERCES_CPP_NAMESPACE_QUALIFIER DOMNode                      
00191                                 * mp_exprTextNode;
00192     XERCES_CPP_NAMESPACE_QUALIFIER DOMNamedNodeMap              
00193                                 * mp_NSMap;
00194     safeBuffer                  m_expr;
00195     xpathFilterType             m_filterType;
00196     bool                        m_loaded;
00197 
00198 
00199 };
00200 
00201 #endif /* DSIGXPATHFILTEREXPR_INCLUDE */

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