| /* |
| * Copyright 2002-2005 The Apache Software Foundation. |
| * |
| * Licensed 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. |
| */ |
| |
| /* |
| * XSEC |
| * |
| * XSECURIResolverXerces := Virtual Interface class that takes a URI and |
| * creates a binary input stream from it. |
| * |
| * $Id$ |
| * |
| */ |
| |
| |
| #include <xsec/framework/XSECDefs.hpp> |
| #include <xsec/framework/XSECURIResolverXerces.hpp> |
| #include <xsec/framework/XSECError.hpp> |
| |
| #include <xercesc/framework/URLInputSource.hpp> |
| #include <xercesc/util/XMLString.hpp> |
| #include <xercesc/util/Janitor.hpp> |
| |
| XERCES_CPP_NAMESPACE_USE |
| |
| #include <string.h> |
| |
| // -------------------------------------------------------------------------------- |
| // Constructors and Destructors |
| // -------------------------------------------------------------------------------- |
| |
| XSECURIResolverXerces::XSECURIResolverXerces(const XMLCh * baseURI) { |
| |
| if (baseURI != 0) { |
| |
| mp_baseURI = XMLString::replicate(baseURI); |
| |
| } |
| else |
| mp_baseURI = NULL; |
| |
| }; |
| |
| XSECURIResolverXerces::~XSECURIResolverXerces() { |
| |
| if (mp_baseURI != NULL) |
| XSEC_RELEASE_XMLCH(mp_baseURI); |
| } |
| |
| // -------------------------------------------------------------------------------- |
| // Interface Methods |
| // -------------------------------------------------------------------------------- |
| |
| XERCES_CPP_NAMESPACE_QUALIFIER BinInputStream * XSECURIResolverXerces::resolveURI(const XMLCh * uri) { |
| |
| XSEC_USING_XERCES(URLInputSource); |
| XSEC_USING_XERCES(XMLURL); |
| XSEC_USING_XERCES(BinInputStream); |
| |
| |
| URLInputSource * URLS; // Use Xerces URL Input source |
| BinInputStream * is; // To handle the actual input |
| |
| if (uri == NULL) { |
| throw XSECException(XSECException::ErrorOpeningURI, |
| "XSECURIResolverXerces - anonymous references not supported in default URI Resolvers"); |
| } |
| |
| if (mp_baseURI == 0) { |
| URLS = new URLInputSource(XMLURL(uri)); |
| } |
| else { |
| URLS = new URLInputSource(XMLURL(XMLURL(mp_baseURI), uri)); |
| } |
| |
| // makeStream can (and is quite likely to) throw an exception |
| Janitor<URLInputSource> j_URLS(URLS); |
| |
| is = URLS->makeStream(); |
| |
| if (is == NULL) { |
| |
| throw XSECException(XSECException::ErrorOpeningURI, |
| "An error occurred in XSECURIREsolverXerces when opening an URLInputStream"); |
| |
| } |
| |
| return is; |
| |
| } |
| |
| |
| XSECURIResolver * XSECURIResolverXerces::clone(void) { |
| |
| XSECURIResolverXerces * ret; |
| |
| ret = new XSECURIResolverXerces(); |
| |
| if (this->mp_baseURI != 0) |
| ret->mp_baseURI = XMLString::replicate(this->mp_baseURI); |
| else |
| ret->mp_baseURI = 0; |
| |
| return ret; |
| |
| } |
| |
| // -------------------------------------------------------------------------------- |
| // Specific Methods |
| // -------------------------------------------------------------------------------- |
| |
| |
| void XSECURIResolverXerces::setBaseURI(const XMLCh * uri) { |
| |
| if (mp_baseURI != 0) |
| XSEC_RELEASE_XMLCH(mp_baseURI); |
| |
| mp_baseURI = XMLString::replicate(uri); |
| |
| }; |