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TXFMEnvelope.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  * TXFMEnvelope := Class that calculates an Envelope with an XPath evaluator
00021  *
00022  * $Id: TXFMEnvelope.hpp,v 1.8 2005/02/03 13:50:12 milan Exp $
00023  *
00024  */
00025 
00026 #include <xsec/transformers/TXFMBase.hpp>
00027 #include <xsec/utils/XSECSafeBuffer.hpp>
00028 #include <xsec/canon/XSECC14n20010315.hpp>
00029 #include <xsec/utils/XSECSafeBufferFormatter.hpp>
00030 
00031 // Xerces
00032 
00033 #include <xercesc/dom/DOM.hpp>
00034 
00040 class DSIG_EXPORT TXFMEnvelope : public TXFMBase {
00041 
00042 private:
00043 
00044     XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument  * mp_document;
00045     XERCES_CPP_NAMESPACE_QUALIFIER DOMNode      * mp_startNode;
00046 
00047 public:
00048 
00049     TXFMEnvelope(XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument *doc);
00050     ~TXFMEnvelope();
00051 
00052     // Methods to set the inputs
00053 
00054     void setInput(TXFMBase *newInput);
00055     
00056     // Methods to get tranform output type and input requirement
00057 
00058     virtual TXFMBase::ioType getInputType(void);
00059     virtual TXFMBase::ioType getOutputType(void);
00060     virtual TXFMBase::nodeType getNodeType(void);
00061 
00062     // Envelope unique
00063 
00064     void evaluateEnvelope(XERCES_CPP_NAMESPACE_QUALIFIER DOMNode *t);
00065 
00066     // Methods to get output data
00067 
00068     virtual unsigned int readBytes(XMLByte * const toFill, const unsigned int maxToFill);
00069     virtual XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument *getDocument();
00070     virtual XERCES_CPP_NAMESPACE_QUALIFIER DOMNode *getFragmentNode();
00071     virtual const XMLCh * getFragmentId();
00072     virtual XSECXPathNodeList   & getXPathNodeList();
00073 private:
00074     TXFMEnvelope();
00075 };
00076 

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