| /* |
| * 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(XPATHENVSUPPORT_HEADER_GUARD_1357924680) |
| #define XPATHENVSUPPORT_HEADER_GUARD_1357924680 |
| |
| |
| |
| // Base include file. Must be first. |
| #include <xalanc/XPath/XPathDefinitions.hpp> |
| |
| |
| |
| #include "xalanc/PlatformSupport/ProblemListenerBase.hpp" |
| |
| |
| |
| #include <xalanc/XPath/Function.hpp> |
| |
| |
| |
| namespace XERCES_CPP_NAMESPACE |
| { |
| class Locator; |
| } |
| |
| |
| |
| namespace XALAN_CPP_NAMESPACE { |
| |
| |
| |
| class NodeRefListBase; |
| class PrefixResolver; |
| class XObject; |
| class XPathExecutionContext; |
| class XObjectFactory; |
| class XalanDocument; |
| class XalanDOMString; |
| class XalanElement; |
| class XalanNode; |
| class XalanQName; |
| |
| |
| |
| class XALAN_XPATH_EXPORT XPathEnvSupport : public ProblemListenerBase |
| { |
| public: |
| |
| typedef xercesc::Locator LocatorType; |
| |
| typedef Function::XObjectArgVectorType XObjectArgVectorType; |
| |
| XPathEnvSupport(); |
| |
| virtual |
| ~XPathEnvSupport(); |
| |
| |
| // These methods are inherited from ProblemListener ... |
| virtual void |
| problem( |
| eSource source, |
| eClassification classification, |
| const XalanDOMString& msg, |
| const Locator* locator, |
| const XalanNode* sourceNode) = 0; |
| |
| virtual void |
| problem( |
| eSource source, |
| eClassification classification, |
| const XalanDOMString& msg, |
| const XalanNode* sourceNode) = 0; |
| |
| |
| // These interfaces are new to XPathEnvSupport |
| /** |
| * Provides support for XML parsing service. |
| * |
| * @param theManager The MemoryManager instance to use. |
| * @param urlString location of the XML |
| * @param base base location for URI |
| * @param theErrorHandler An optional ErrorHandler instance for error reporting. |
| * @return parsed document |
| */ |
| virtual XalanDocument* |
| parseXML( |
| MemoryManager& theManager, |
| const XalanDOMString& urlString, |
| const XalanDOMString& base, |
| ErrorHandler* theErrorHandler = 0) = 0; |
| |
| /** |
| * Get the source document for the given URI. |
| * |
| * @param theURI document URI |
| * @return source document |
| */ |
| virtual XalanDocument* |
| getSourceDocument(const XalanDOMString& theURI) const = 0; |
| |
| /** |
| * Associate a document with a given URI. |
| * |
| * @param theURI document URI |
| * @param theDocument source document |
| */ |
| virtual void |
| setSourceDocument( |
| const XalanDOMString& theURI, |
| XalanDocument* theDocument) = 0; |
| |
| /** |
| * Given a DOM Document, tell what URI was used to parse it. Needed for |
| * relative resolution. |
| * |
| * @param owner source document |
| * @return document URI |
| */ |
| virtual const XalanDOMString& |
| findURIFromDoc(const XalanDocument* owner) const = 0; |
| |
| /** |
| * Determine if an external element is available. |
| * |
| * @param theNamespace namespace for the element |
| * @param elementName name of extension element |
| * @return whether the element is available or not |
| */ |
| virtual bool |
| elementAvailable( |
| const XalanDOMString& theNamespace, |
| const XalanDOMString& elementName) const = 0; |
| |
| /** |
| * Determine if a function is available. For standard |
| * function availability, theNamespace should be an |
| * empty string. |
| * |
| * @param theNamespace namespace for the function |
| * @param functionName name of the function |
| * @return whether the function is available or not |
| */ |
| virtual bool |
| functionAvailable( |
| const XalanDOMString& theNamespace, |
| const XalanDOMString& functionName) const = 0; |
| |
| /** |
| * Handle an extension function. |
| * |
| * @param executionContext current execution context |
| * @param theNamespace namespace of function |
| * @param functionName extension function name |
| * @param argVec vector of arguments to function |
| * @param locator A Locator instance for error reporting. |
| * @return pointer to XObject result |
| */ |
| virtual XObjectPtr |
| extFunction( |
| XPathExecutionContext& executionContext, |
| const XalanDOMString& theNamespace, |
| const XalanDOMString& functionName, |
| XalanNode* context, |
| const XObjectArgVectorType& argVec, |
| const Locator* locator) const = 0; |
| |
| /** |
| * Reset the instance. |
| */ |
| virtual void |
| reset() = 0; |
| |
| private: |
| |
| // These are not implemented... |
| XPathEnvSupport(const XPathEnvSupport&); |
| |
| XPathEnvSupport& |
| operator=(const XPathEnvSupport&); |
| |
| bool |
| operator==(const XPathEnvSupport&) const; |
| }; |
| |
| |
| |
| } |
| |
| |
| |
| #endif // XPATHENVSUPPORT_HEADER_GUARD_1357924680 |