| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 1999 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Xalan" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation and was |
| * originally based on software copyright (c) 1999, International |
| * Business Machines, Inc., http://www.ibm.com. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| #if !defined(XPATH_HEADER_GUARD_1357924680) |
| #define XPATH_HEADER_GUARD_1357924680 |
| |
| |
| |
| // Base header file. Must be first. |
| #include <XPath/XPathDefinitions.hpp> |
| |
| |
| |
| #include <XalanDOM/XalanDOMString.hpp> |
| |
| |
| |
| #include <PlatformSupport/DoubleSupport.hpp> |
| |
| |
| |
| // Base class header files... |
| #include <XPath/XPathExecutionContext.hpp> |
| |
| |
| |
| #include <XPath/XPathExpression.hpp> |
| #include <XPath/Function.hpp> |
| #include <XPath/XPathFunctionTable.hpp> |
| |
| |
| |
| class Locator; |
| class PrefixResolver; |
| class XObject; |
| class XalanNode; |
| |
| |
| |
| class XALAN_XPATH_EXPORT XPath |
| { |
| public: |
| |
| static const XalanDOMString& PSEUDONAME_ANY; |
| static const XalanDOMString& PSEUDONAME_ROOT; |
| static const XalanDOMString& PSEUDONAME_TEXT; |
| static const XalanDOMString& PSEUDONAME_COMMENT; |
| static const XalanDOMString& PSEUDONAME_PI; |
| static const XalanDOMString& PSEUDONAME_OTHER; |
| static const XalanDOMString& PSEUDONAME_NODE; |
| |
| #if defined(XALAN_NO_NAMESPACES) |
| typedef vector<XalanDOMString> TargetElementStringsVectorType; |
| #else |
| typedef std::vector<XalanDOMString> TargetElementStringsVectorType; |
| #endif |
| |
| |
| /** |
| * Perform static initialization. See class XPathInit. |
| */ |
| static void |
| initialize(); |
| |
| /** |
| * Perform static shut down. See class XPathInit. |
| */ |
| static void |
| terminate(); |
| |
| /** |
| * Construct an XPath. |
| * |
| * @param theLocator The applicable Locator, if any. |
| */ |
| explicit |
| XPath(const Locator* theLocator = 0); |
| |
| virtual |
| ~XPath(); |
| |
| /** |
| * Shrink internal tables. |
| */ |
| void |
| shrink(); |
| |
| /** |
| * Execute the XPath from the provided context. |
| * |
| * @param context current source tree context node |
| * @param prefixResolver prefix resolver to use |
| * @param executionContext current execution context |
| * @return pointer to union of node-set operands |
| */ |
| const XObjectPtr |
| execute( |
| XalanNode* context, |
| const PrefixResolver& prefixResolver, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Execute the XPath from the provided context. |
| * |
| * @param context current source tree context node |
| * @param prefixResolver prefix resolver to use |
| * @param contextNodeList node list for current context |
| * @param executionContext current execution context |
| * @return pointer to union of node-set operands |
| */ |
| const XObjectPtr |
| execute( |
| XalanNode* context, |
| const PrefixResolver& prefixResolver, |
| const NodeRefListBase& contextNodeList, |
| XPathExecutionContext& executionContext) const |
| { |
| // Set and restore the context node list... |
| XPathExecutionContext::ContextNodeListSetAndRestore theSetAndRestore( |
| executionContext, |
| contextNodeList); |
| |
| return execute(context, prefixResolver, executionContext); |
| } |
| |
| /** |
| * Execute the XPath from the provided context. The |
| * prefix resolver must already be set in the |
| * execution context. |
| * |
| * @param executionContext current execution context |
| * @return pointer to result XObject |
| */ |
| const XObjectPtr |
| execute(XPathExecutionContext& executionContext) const |
| { |
| assert(executionContext.getPrefixResolver() != 0); |
| |
| return executeMore(executionContext.getCurrentNode(), 0, executionContext); |
| } |
| |
| /** |
| * Execute the XPath from the provided context. |
| * |
| * @param context current source tree context node |
| * @param opPos current position in the m_opMap array |
| * @param executionContext current execution context |
| * @return pointer to union of node-set operands |
| */ |
| const XObjectPtr |
| executeMore( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Execute a location path. |
| * |
| * @param context current source tree context node |
| * @param opPos current position in the m_opMap array |
| * @param executionContext current execution context |
| * @return node-set |
| */ |
| const XObjectPtr |
| locationPath( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Retrieve a reference to the current expression. |
| * |
| * @return current expression |
| */ |
| XPathExpression& |
| getExpression() |
| { |
| return m_expression; |
| } |
| |
| /** |
| * Retrieve a reference to the current expression. |
| * |
| * @return current expression |
| */ |
| const XPathExpression& |
| getExpression() const |
| { |
| return m_expression; |
| } |
| |
| enum eMatchScore |
| { |
| eMatchScoreNone, |
| eMatchScoreNodeTest, |
| eMatchScoreNSWild, |
| eMatchScoreQName, |
| eMatchScoreOther |
| }; |
| |
| static double |
| getMatchScoreValue(eMatchScore score) |
| { |
| switch(score) |
| { |
| case eMatchScoreNone: |
| return DoubleSupport::getNegativeInfinity(); |
| break; |
| |
| case eMatchScoreNodeTest: |
| return -0.5; |
| break; |
| |
| case eMatchScoreNSWild: |
| return -0.25; |
| break; |
| |
| case eMatchScoreOther: |
| return 0.5; |
| break; |
| |
| case eMatchScoreQName: |
| return 0.0; |
| break; |
| }; |
| |
| assert(false); |
| return 0.0; |
| } |
| |
| /** |
| * Get the match score for the specified node. |
| * |
| * @param node The node for the score |
| * @param resolver The prefix resolver |
| * @param executionContext current execution context |
| * @return union of node-set operands |
| */ |
| eMatchScore |
| getMatchScore( |
| XalanNode* node, |
| const PrefixResolver& resolver, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Evaluate a predicate. |
| * |
| * @param context current source tree context node |
| * @param opPos current position in the m_opMap array |
| * @param executionContext current execution context |
| * @return pointer to either a boolean or a number |
| */ |
| const XObjectPtr |
| predicate( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const |
| { |
| return executeMore(context, opPos + 2, executionContext); |
| } |
| |
| /** |
| * Add the strings for the target element to a vector of strings. |
| * |
| * @param targetStrings vector of strings |
| */ |
| void |
| getTargetElementStrings(TargetElementStringsVectorType& targetStrings) const; |
| |
| /** |
| * Install a built-in function. |
| * |
| * @param funcName unqualified name of the function |
| * @param func instance of an XPath function object |
| */ |
| static void |
| installFunction( |
| const XalanDOMString& funcName, |
| const Function& func); |
| |
| /** |
| * Remove a named function from the function table. |
| * |
| * @param funcName name of function |
| * @return true if the function was found and removed. |
| */ |
| static bool |
| uninstallFunction(const XalanDOMString& funcName); |
| |
| /** |
| * Whether the named function is installed in the function table. |
| * |
| * @param name of function |
| * @return true if the function has been installed |
| */ |
| static bool |
| isInstalledFunction(const XalanDOMString& theFunctionName) |
| { |
| return s_functions.isInstalledFunction(theFunctionName); |
| } |
| |
| typedef XPathFunctionTable FunctionTableType; |
| |
| /** |
| * Retrieve the table of installed functions. |
| * |
| * @return function table |
| */ |
| static const FunctionTableType& |
| getFunctionTable() |
| { |
| return s_functions; |
| } |
| |
| #if defined(XALAN_NO_MEMBER_TEMPLATES) |
| typedef XPathFunctionTable::InstalledFunctionNameVectorType |
| InstalledFunctionNameVectorType; |
| |
| /** |
| * Add the names for the installed functions to a vector strings. |
| * |
| * @param theVector added to |
| */ |
| static void |
| getInstalledFunctionNames(InstalledFunctionNameVectorType& theVector) |
| { |
| s_functions.getInstalledFunctionNames(theVector); |
| } |
| #else |
| /** |
| * Add the names for the installed functions to a vector strings. |
| * |
| * @param theIterator vector added to |
| */ |
| template<class OutputIteratorType> |
| static void |
| getInstalledFunctionNames(OutputIteratorType theIterator) |
| { |
| s_functions.getInstalledFunctionNames(theIterator); |
| } |
| #endif |
| |
| static void |
| destroyTable() |
| { |
| s_functions.DestroyTable(); |
| } |
| |
| bool |
| getInStylesheet() const |
| { |
| return m_inStylesheet; |
| } |
| |
| void |
| setInStylesheet(bool fValue) |
| { |
| m_inStylesheet = fValue; |
| } |
| |
| const Locator* |
| getLocator() const |
| { |
| return m_locator; |
| } |
| |
| void |
| setLocator(const Locator* theLocator) |
| { |
| m_locator = theLocator; |
| } |
| |
| protected: |
| |
| /** |
| * createXLocatorHandler. |
| */ |
| XLocator* |
| createXLocatorHandler() const; |
| |
| /** |
| * Computes the union of its operands which must be node-sets. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return the match score in the form of an XObject. |
| */ |
| const XObjectPtr |
| matchPattern( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| protected: |
| |
| /** |
| * Helper function to get match score. |
| * @param context The current source tree context node. |
| * @param executionContext The current execution context |
| * @param score The match score |
| */ |
| void |
| doGetMatchScore( |
| XalanNode* context, |
| XPathExecutionContext& executionContext, |
| eMatchScore& score) const; |
| |
| /** |
| * OR two expressions and return the boolean result. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return XBoolean set to true if the one of the two arguments are true. |
| */ |
| const XObjectPtr |
| Or( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * OR two expressions and return the boolean result. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return XBoolean set to true if the two arguments are both true. |
| */ |
| const XObjectPtr |
| And( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Tell if two expressions are functionally not equal. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return XBoolean set to true if the two arguments are not equal. |
| */ |
| const XObjectPtr |
| notequals( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Tell if two expressions are functionally equal. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return XBoolean set to true if the two arguments are equal. |
| */ |
| const XObjectPtr |
| equals( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Tell if one argument is less than or equal to the other argument. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return XBoolean set to true if arg 1 is less than or equal to arg 2. |
| */ |
| const XObjectPtr |
| lte( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Tell if one argument is less than the other argument. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return XBoolean set to true if arg 1 is less than arg 2. |
| */ |
| const XObjectPtr |
| lt( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Tell if one argument is greater than or equal to the other argument. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return XBoolean set to true if arg 1 is greater than or equal to arg 2. |
| */ |
| const XObjectPtr |
| gte( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Tell if one argument is greater than the other argument. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return XBoolean set to true if arg 1 is greater than arg 2. |
| */ |
| const XObjectPtr |
| gt( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Give the sum of two arguments. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return sum of arg1 and arg2. |
| */ |
| const XObjectPtr |
| plus( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Give the difference of two arguments. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return difference of arg1 and arg2. |
| */ |
| const XObjectPtr |
| minus( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Multiply two arguments. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return arg1 * arg2. |
| */ |
| const XObjectPtr |
| mult( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Divide a number. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return arg1 / arg2. |
| */ |
| const XObjectPtr |
| div( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Return the remainder from a truncating division. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return arg1 mod arg2. |
| */ |
| const XObjectPtr |
| mod( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Return the negation of a number. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return -arg. |
| */ |
| const XObjectPtr |
| neg( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Cast an expression to a string. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return arg cast to a string. |
| */ |
| const XObjectPtr |
| string( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Cast an expression to a boolean. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return arg cast to a boolean. |
| */ |
| const XObjectPtr |
| boolean( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Computes the union of its operands which must be node-sets. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return the union of node-set operands. |
| */ |
| const XObjectPtr |
| Union( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Get a literal value. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return an XObject object. |
| */ |
| const XObjectPtr |
| literal( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Get the value of a variable. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return an XObject object. |
| */ |
| const XObjectPtr |
| variable( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Execute an expression as a group. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return arg. |
| */ |
| const XObjectPtr |
| group( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const |
| { |
| return executeMore(context, opPos + 2, executionContext); |
| } |
| |
| /** |
| * Get a literal value. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return an XObject object. |
| */ |
| const XObjectPtr |
| numberlit( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Execute a function argument. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return the result of the argument expression. |
| */ |
| const XObjectPtr |
| arg( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const |
| { |
| return executeMore(context, opPos + 2, executionContext); |
| } |
| |
| /** |
| * Execute a location path. |
| * @param context The current source tree context node. |
| * @param opPos The current position in the m_opMap array. |
| * @return score in an XNumber, one of MATCH_SCORE_NODETEST, |
| * MATCH_SCORE_NONE, MATCH_SCORE_OTHER, MATCH_SCORE_QNAME. |
| */ |
| const XObjectPtr |
| locationPathPattern( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Setup for and run an extension function. |
| */ |
| const XObjectPtr |
| runExtFunction( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Handle an extension function. |
| */ |
| const XObjectPtr |
| extfunction( |
| XalanNode* context, |
| int /* opPos */, |
| const XalanDOMString& theNamespace, |
| const XalanDOMString& functionName, |
| const Function::XObjectArgVectorType& argVec, |
| XPathExecutionContext& executionContext) const |
| { |
| return executionContext.extFunction(theNamespace, |
| functionName, |
| context, |
| argVec, |
| m_locator); |
| } |
| |
| /** |
| * Setup for and run a function. |
| */ |
| const XObjectPtr |
| runFunction( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| /** |
| * Handle a built-in function. |
| */ |
| const XObjectPtr |
| function( |
| XalanNode* context, |
| int funcID, |
| const Function::XObjectArgVectorType& argVec, |
| XPathExecutionContext& executionContext) const |
| { |
| return s_functions[funcID].execute(executionContext, context, argVec, m_locator); |
| } |
| |
| double |
| getNumericOperand( |
| XalanNode* context, |
| int opPos, |
| XPathExecutionContext& executionContext) const; |
| |
| private: |
| |
| // These are not implemented... |
| XPath(const XPath&); |
| |
| XPath& |
| operator=(const XPath&); |
| |
| bool |
| operator==(const XPath&) const; |
| |
| // Default vector allocation sizes. |
| enum |
| { |
| eDefaultTargetStringsSize = 5 |
| }; |
| |
| const XObjectPtr |
| locationPath( |
| XPathExecutionContext& executionContext, |
| XalanNode& context, |
| int opPos) const; |
| |
| eMatchScore |
| locationPathPattern( |
| XPathExecutionContext& executionContext, |
| XalanNode& context, |
| int opPos) const; |
| |
| class NodeTester |
| { |
| public: |
| |
| NodeTester( |
| const XPath& xpath, |
| XPathExecutionContext& executionContext, |
| int opPos, |
| int argLen, |
| int stepType); |
| |
| eMatchScore |
| operator()( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const |
| { |
| assert(context.getNodeType() == nodeType); |
| |
| return (this->*m_testFunction)(context, nodeType); |
| } |
| |
| private: |
| |
| typedef eMatchScore (NodeTester::*MemberFunctionPtr)(const XalanNode&, XalanNode::NodeType) const; |
| |
| |
| eMatchScore |
| testComment( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testText( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testPI( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testPIName( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testNode( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testRoot( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testAttributeNCName( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testAttributeQName( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testAttributeNamespaceOnly( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testAttributeTotallyWild( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testElementNCName( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testElementQName( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testElementNamespaceOnly( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testElementTotallyWild( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testNamespaceNCName( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testNamespaceTotallyWild( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| eMatchScore |
| testDefault( |
| const XalanNode& context, |
| XalanNode::NodeType nodeType) const; |
| |
| bool |
| matchLocalName(const XalanNode& context) const; |
| |
| bool |
| matchNamespaceURI(const XalanNode& context) const; |
| |
| bool |
| matchLocalNameAndNamespaceURI(const XalanNode& context) const; |
| |
| bool |
| matchNamespace(const XalanNode& context) const; |
| |
| bool |
| shouldStripSourceNode(const XalanNode& context) const; |
| |
| // Data members... |
| XPathExecutionContext& m_executionContext; |
| |
| const XalanDOMString* m_targetNamespace; |
| |
| const XalanDOMString* m_targetLocalName; |
| |
| MemberFunctionPtr m_testFunction; |
| }; |
| |
| protected: |
| |
| void |
| step( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| MutableNodeRefList& queryResults) const; |
| |
| /** |
| * Execute a step in a location path. |
| * |
| * @param xpath The xpath that is executing |
| * @param context The current source tree context node |
| * @param opPos The current position in the xpath operation map array |
| * @param scoreHolder a reference to an eMatchScore to receive |
| * the result. |
| * @return the last matched context node |
| */ |
| XalanNode* |
| stepPattern( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| eMatchScore& scoreHolder) const; |
| |
| int |
| findNodeSet( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findRoot( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findParent( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findSelf( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findAncestors( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findAncestorsOrSelf( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findAttributes( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findChildren( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findDescendants( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findFollowing( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findFollowingSiblings( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findPreceeding( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findPreceedingSiblings( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findNamespace( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| int |
| findNodesOnUnknownAxis( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| int stepType, |
| MutableNodeRefList& subQueryResults) const; |
| |
| eMatchScore |
| nodeTest( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| XalanNode::NodeType nodeType, |
| int opPos, |
| int argLen, |
| int stepType) const; |
| |
| void |
| predicates( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| int opPos, |
| MutableNodeRefList& subQueryResults, |
| int& endPredicatesPos) const; |
| |
| eMatchScore |
| handleFoundIndex( |
| XPathExecutionContext& executionContext, |
| XalanNode* localContext, |
| int startOpPos) const; |
| |
| // Data members... |
| |
| /** |
| * |
| * Holds information about the current expression. |
| * |
| */ |
| XPathExpression m_expression; |
| |
| /** |
| * A Locator for reporting errors. |
| */ |
| const Locator* m_locator; |
| |
| /** |
| * If true, the XPath can allocated XObjects in more |
| * efficient ways, since its lifetime is guaranteed |
| * to be at least that of the transform. |
| */ |
| bool m_inStylesheet; |
| |
| /** |
| * |
| * This is the table of installed functions. |
| * |
| */ |
| static FunctionTableType s_functions; |
| |
| static const XalanDOMString s_emptyString; |
| }; |
| |
| |
| |
| #endif // XPATH_HEADER_GUARD_1357924680 |
