## Uses of Class
org.apache.xpath.XPathContext

- Packages that use XPathContext
  Package | Description
  --- | ---
  org.apache.xalan.extensions | Implementation of Xalan Extension Mechanism.
  org.apache.xalan.serialize |
  org.apache.xalan.templates | Implements the `Templates` interface, and defines a set of classes that represent an XSLT stylesheet.
  org.apache.xalan.transformer | In charge of run-time transformations and the production of result trees.
  org.apache.xpath | Implementation of XPath; for the most part, only classes meant for public use are found at this root level of the XPath packages.
  org.apache.xpath.axes | Implementation of XPath LocationPath support -- primary classes are LocPathIterator and UnionPathIterator.
  org.apache.xpath.functions | Implements XPath functions -- each function is derived from Function, FunctionOneArg, Function2Args, etc, with number-of-arguments checking being applied mainly at compile time -- this package only implements XPath functions, XSLT functions are found in the "templates" package.
  org.apache.xpath.jaxp |
  org.apache.xpath.objects | Implementation of XPath polymorphic type objects -- this package will grow as XPath objects are expanded to support XML Schema data types.
  org.apache.xpath.operations | Support for XPath operations, such as +, -, string(), etc.
  org.apache.xpath.patterns | Implementation of XPath nodeTest support, and XSLT pattern matching support.

- - ### Uses of XPathContext in org.apache.xalan.extensions

    Methods in org.apache.xalan.extensions that return XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `XPathContext` | ExpressionContext.`getXPathContext()` Get the XPathContext that owns this ExpressionContext.

  - ### Uses of XPathContext in org.apache.xalan.serialize

    Methods in org.apache.xalan.serialize with parameters of type XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `static void` | SerializerUtils.`outputResultTreeFragment(SerializationHandler handler, XObject obj, XPathContext support)` Given a result tree fragment, walk the tree and output it to the SerializationHandler.

  - ### Uses of XPathContext in org.apache.xalan.templates

    Methods in org.apache.xalan.templates with parameters of type XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `void` | FuncDocument.`error(XPathContext xctxt, java.lang.String msg, java.lang.Object[] args)` Tell the user of an error, and probably throw an exception.
    `void` | AVTPartXPath.`evaluate(XPathContext xctxt, FastStringBuffer buf, int context, PrefixResolver nsNode)` Write the value into the buffer.
    `void` | AVTPartSimple.`evaluate(XPathContext xctxt, FastStringBuffer buf, int context, PrefixResolver nsNode)` Write the value into the buffer.
    `abstract void` | AVTPart.`evaluate(XPathContext xctxt, FastStringBuffer buf, int context, PrefixResolver nsNode)` Write the evaluated value into the given string buffer.
    `java.lang.String` | AVT.`evaluate(XPathContext xctxt, int context, PrefixResolver nsNode)` Evaluate the AVT and return a String.
    `XObject` | XUnresolvedVariableSimple.`execute(XPathContext xctxt)` For support of literal objects in xpaths.
    `XObject` | XUnresolvedVariable.`execute(XPathContext xctxt)` For support of literal objects in xpaths.
    `XObject` | FuncKey.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncFormatNumb.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncDocument.`execute(XPathContext xctxt)` Execute the function.
    `org.apache.xalan.templates.TemplateSubPatternAssociation` | TemplateList.`getHead(XPathContext xctxt, int targetNode, DTM dtm)` Get the head of the most likely list of associations to check, based on the name and type of the targetNode argument.
    `int` | ElemNumber.`getPreviousNode(XPathContext xctxt, int pos)` Get the previous node to be counted.
    `int` | ElemNumber.`getTargetNode(XPathContext xctxt, int sourceNode)` Get the target node that will be counted..
    `ElemTemplate` | TemplateList.`getTemplate(XPathContext xctxt, int targetNode, QName mode, boolean quietConflictWarnings, DTM dtm)` Given a target element, find the template that best matches in the given XSL document, according to the rules specified in the xsl draft.
    `ElemTemplate` | TemplateList.`getTemplate(XPathContext xctxt, int targetNode, QName mode, int maxImportLevel, int endImportLevel, boolean quietConflictWarnings, DTM dtm)` Given a target element, find the template that best matches in the given XSL document, according to the rules specified in the xsl draft.
    `ElemTemplate` | StylesheetRoot.`getTemplateComposed(XPathContext xctxt, int targetNode, QName mode, boolean quietConflictWarnings, DTM dtm)` Get an "xsl:template" property by node match.
    `ElemTemplate` | StylesheetRoot.`getTemplateComposed(XPathContext xctxt, int targetNode, QName mode, int maxImportLevel, int endImportLevel, boolean quietConflictWarnings, DTM dtm)` Get an "xsl:template" property by node match.
    `ElemTemplate` | TemplateList.`getTemplateFast(XPathContext xctxt, int targetNode, int expTypeID, QName mode, int maxImportLevel, boolean quietConflictWarnings, DTM dtm)` Given a target element, find the template that best matches in the given XSL document, according to the rules specified in the xsl draft.
    `WhiteSpaceInfo` | StylesheetRoot.`getWhiteSpaceInfo(XPathContext support, int targetElement, DTM dtm)` Get information about whether or not an element should strip whitespace.
    `void` | AVTPart.`setXPathSupport(XPathContext support)` Set the XPath support.
    `boolean` | ElemTemplateElement.`shouldStripWhiteSpace(XPathContext support, Element targetElement)` Get information about whether or not an element should strip whitespace.
    `boolean` | StylesheetRoot.`shouldStripWhiteSpace(XPathContext support, int targetElement)` Get information about whether or not an element should strip whitespace.
    `DTMIterator` | ElemForEach.`sortNodes(XPathContext xctxt, java.util.Vector keys, DTMIterator sourceNodes)` Sort given nodes
    `void` | FuncFormatNumb.`warn(XPathContext xctxt, java.lang.String msg, java.lang.Object[] args)` Warn the user of a problem.
    `void` | FuncDocument.`warn(XPathContext xctxt, java.lang.String msg, java.lang.Object[] args)` Warn the user of a problem.

    Constructors in org.apache.xalan.templates with parameters of type XPathContext
    Constructor and Description
    `AVTPartXPath(java.lang.String val, PrefixResolver nsNode, XPathParser xpathProcessor, XPathFactory factory, XPathContext liaison)` Construct a simple AVT part.

  - ### Uses of XPathContext in org.apache.xalan.transformer

    Methods in org.apache.xalan.transformer that return XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `XPathContext` | TransformerImpl.`getXPathContext()` Get the XPath context associated with this transformer.

    Methods in org.apache.xalan.transformer with parameters of type XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `int` | CountersTable.`countNode(XPathContext support, ElemNumber numberElem, int node)` Count forward until the given node is found, or until we have looked to the given amount.
    `XNodeSet` | KeyManager.`getNodeSetDTMByKey(XPathContext xctxt, int doc, QName name, XMLString ref, PrefixResolver nscontext)` Given a valid element key, return the corresponding node list.
    `void` | TransformerImpl.`setXPathContext(XPathContext xcontext)` Set the execution context for XPath.
    `void` | NodeSorter.`sort(DTMIterator v, java.util.Vector keys, XPathContext support)` Given a vector of nodes, sort each node according to the criteria in the keys.

    Constructors in org.apache.xalan.transformer with parameters of type XPathContext
    Constructor and Description
    `KeyTable(int doc, PrefixResolver nscontext, QName name, java.util.Vector keyDeclarations, XPathContext xctxt)` Build a keys table.
    `NodeSorter(XPathContext p)` Construct a NodeSorter, passing in the XSL TransformerFactory so it can know how to get the node data according to the proper whitespace rules.

  - ### Uses of XPathContext in org.apache.xpath

    Methods in org.apache.xpath that return XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `XPathContext` | XPathContext.XPathExpressionContext.`getXPathContext()` Return the XPathContext associated with this XPathExpressionContext.
    `XPathContext` | CachedXPathAPI.`getXPathContext()` Returns the XPathSupport object used in this CachedXPathAPI %REVIEW% I'm somewhat concerned about the loss of encapsulation this causes, but the xml-security folks say they need it.

    Methods in org.apache.xpath with parameters of type XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `int` | NodeSetDTM.`addNodeInDocOrder(int node, boolean test, XPathContext support)` Add the node into a vector of nodes where it should occur in document order.
    `int` | NodeSetDTM.`addNodeInDocOrder(int node, XPathContext support)` Add the node into a vector of nodes where it should occur in document order.
    `int` | NodeSet.`addNodeInDocOrder(Node node, boolean test, XPathContext support)` Add the node into a vector of nodes where it should occur in document order.
    `int` | NodeSet.`addNodeInDocOrder(Node node, XPathContext support)` Add the node into a vector of nodes where it should occur in document order.
    `void` | NodeSetDTM.`addNodesInDocOrder(DTMIterator iterator, XPathContext support)` Copy NodeList members into this nodelist, adding in document order.
    `void` | NodeSet.`addNodesInDocOrder(NodeIterator iterator, XPathContext support)` Copy NodeList members into this nodelist, adding in document order.
    `void` | NodeSet.`addNodesInDocOrder(NodeList nodelist, XPathContext support)` Copy NodeList members into this nodelist, adding in document order.
    `DTMIterator` | Expression.`asIterator(XPathContext xctxt, int contextNode)` Given an select expression and a context, evaluate the XPath and return the resulting iterator.
    `DTMIterator` | Expression.`asIteratorRaw(XPathContext xctxt, int contextNode)` Given an select expression and a context, evaluate the XPath and return the resulting iterator, but do not clone.
    `int` | Expression.`asNode(XPathContext xctxt)` Return the first node out of the nodeset, if this expression is a nodeset expression.
    `boolean` | Expression.`bool(XPathContext xctxt)` Evaluate expression to a boolean.
    `boolean` | XPath.`bool(XPathContext xctxt, int contextNode, PrefixResolver namespaceContext)` Given an expression and a context, evaluate the XPath and return the result.
    `void` | XPath.`error(XPathContext xctxt, int sourceNode, java.lang.String msg, java.lang.Object[] args)` Tell the user of an error, and probably throw an exception.
    `void` | Expression.`error(XPathContext xctxt, java.lang.String msg, java.lang.Object[] args)` Tell the user of an error, and probably throw an exception.
    `abstract XObject` | Expression.`execute(XPathContext xctxt)` Execute an expression in the XPath runtime context, and return the result of the expression.
    `XObject` | Expression.`execute(XPathContext xctxt, boolean destructiveOK)` Execute an expression in the XPath runtime context, and return the result of the expression, but tell that a "safe" object doesn't have to be returned.
    `XObject` | Expression.`execute(XPathContext xctxt, int currentNode)` Execute an expression in the XPath runtime context, and return the result of the expression.
    `XObject` | Expression.`execute(XPathContext xctxt, int currentNode, DTM dtm, int expType)` Execute an expression in the XPath runtime context, and return the result of the expression.
    `XObject` | XPath.`execute(XPathContext xctxt, int contextNode, PrefixResolver namespaceContext)` Given an expression and a context, evaluate the XPath and return the result.
    `XObject` | XPath.`execute(XPathContext xctxt, Node contextNode, PrefixResolver namespaceContext)` Given an expression and a context, evaluate the XPath and return the result.
    `void` | Expression.`executeCharsToContentHandler(XPathContext xctxt, ContentHandler handler)` Execute an expression in the XPath runtime context, and return the result of the expression.
    `XObject` | VariableStack.`getGlobalVariable(XPathContext xctxt, int index)` Get a global variable or parameter from the global stack frame.
    `XObject` | VariableStack.`getGlobalVariable(XPathContext xctxt, int index, boolean destructiveOK)` Get a global variable or parameter from the global stack frame.
    `XObject` | VariableStack.`getLocalVariable(XPathContext xctxt, int index)` Get a local variable or parameter in the current stack frame.
    `XObject` | VariableStack.`getLocalVariable(XPathContext xctxt, int index, boolean destructiveOK)` Get a local variable or parameter in the current stack frame.
    `double` | XPath.`getMatchScore(XPathContext xctxt, int context)` Get the match score of the given node.
    `int` | SourceTreeManager.`getSourceTree(Source source, SourceLocator locator, XPathContext xctxt)` Get the source tree from the input source.
    `int` | SourceTreeManager.`getSourceTree(java.lang.String base, java.lang.String urlString, SourceLocator locator, XPathContext xctxt)` Get the source tree from the a base URL and a URL string.
    `XObject` | VariableStack.`getVariableOrParam(XPathContext xctxt, QName qname)` Get a variable based on it's qualified name.
    `double` | Expression.`num(XPathContext xctxt)` Evaluate expression to a number.
    `int` | SourceTreeManager.`parseToNode(Source source, SourceLocator locator, XPathContext xctxt)` Try to create a DOM source tree from the input source.
    `boolean` | WhitespaceStrippingElementMatcher.`shouldStripWhiteSpace(XPathContext support, Element targetElement)` Get information about whether or not an element should strip whitespace.
    `void` | XPath.`warn(XPathContext xctxt, int sourceNode, java.lang.String msg, java.lang.Object[] args)` Warn the user of an problem.
    `void` | Expression.`warn(XPathContext xctxt, java.lang.String msg, java.lang.Object[] args)` Warn the user of an problem.
    `XMLString` | Expression.`xstr(XPathContext xctxt)` Cast result object to a string.

    Constructors in org.apache.xpath with parameters of type XPathContext
    Constructor and Description
    `NodeSetDTM(NodeIterator iterator, XPathContext xctxt)` Create a NodeSetDTM, and copy the members of the given DTMIterator into it.
    `NodeSetDTM(NodeList nodeList, XPathContext xctxt)` Create a NodeSetDTM, and copy the members of the given DTMIterator into it.

  - ### Uses of XPathContext in org.apache.xpath.axes

    Methods in org.apache.xpath.axes that return XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `XPathContext` | LocPathIterator.`getXPathContext()` The XPath execution context we are operating on.

    Methods in org.apache.xpath.axes with parameters of type XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `short` | MatchPatternIterator.`acceptNode(int n, XPathContext xctxt)` Test whether a specified node is visible in the logical view of a TreeWalker or NodeIterator.
    `DTMIterator` | LocPathIterator.`asIterator(XPathContext xctxt, int contextNode)` Given an select expression and a context, evaluate the XPath and return the resulting iterator.
    `int` | SelfIteratorNoPredicate.`asNode(XPathContext xctxt)` Return the first node out of the nodeset, if this expression is a nodeset expression.
    `int` | LocPathIterator.`asNode(XPathContext xctxt)` Return the first node out of the nodeset, if this expression is a nodeset expression.
    `int` | DescendantIterator.`asNode(XPathContext xctxt)` Return the first node out of the nodeset, if this expression is a nodeset expression.
    `int` | ChildIterator.`asNode(XPathContext xctxt)` Return the first node out of the nodeset, if this expression is a nodeset expression.
    `boolean` | LocPathIterator.`bool(XPathContext xctxt)` Evaluate this operation directly to a boolean.
    `XObject` | LocPathIterator.`execute(XPathContext xctxt)` Execute this iterator, meaning create a clone that can store state, and initialize it for fast execution from the current runtime state.
    `void` | LocPathIterator.`executeCharsToContentHandler(XPathContext xctxt, ContentHandler handler)` Execute an expression in the XPath runtime context, and return the result of the expression.
    `static XNodeSet` | FilterExprIteratorSimple.`executeFilterExpr(int context, XPathContext xctxt, PrefixResolver prefixResolver, boolean isTopLevel, int stackFrame, Expression expr)` Execute the expression.
    `int` | SubContextList.`getLastPos(XPathContext xctxt)` Get the number of nodes in the node list, which, in the XSLT 1 based counting system, is the last index position.
    `int` | SelfIteratorNoPredicate.`getLastPos(XPathContext xctxt)` Get the index of the last node that can be itterated to.
    `int` | ReverseAxesWalker.`getLastPos(XPathContext xctxt)` Get the number of nodes in this node list.
    `abstract int` | PredicatedNodeTest.`getLastPos(XPathContext xctxt)` Get the index of the last node that can be itterated to.
    `int` | LocPathIterator.`getLastPos(XPathContext xctxt)`
    `int` | FilterExprWalker.`getLastPos(XPathContext xctxt)` Get the index of the last node that can be itterated to.
    `int` | AxesWalker.`getLastPos(XPathContext xctxt)` Get the index of the last node that can be itterated to.
    `int` | SubContextList.`getProximityPosition(XPathContext xctxt)` Get the current sub-context position.
    `int` | PredicatedNodeTest.`getProximityPosition(XPathContext xctxt)` Get the current sub-context position.

  - ### Uses of XPathContext in org.apache.xpath.functions

    Methods in org.apache.xpath.functions with parameters of type XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `XObject` | Function.`execute(XPathContext xctxt)` Execute an XPath function object.
    `XObject` | FuncUnparsedEntityURI.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncTrue.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncTranslate.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncSystemProperty.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncSum.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncSubstringBefore.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncSubstringAfter.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncSubstring.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncStringLength.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncString.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncStartsWith.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncRound.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncQname.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncPosition.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncNumber.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncNot.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncNormalizeSpace.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncNamespace.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncLocalPart.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncLast.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncLang.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncId.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncGenerateId.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncFloor.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncFalse.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncExtFunctionAvailable.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncExtFunction.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncExtElementAvailable.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncDoclocation.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncCurrent.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncCount.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncContains.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncConcat.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncCeiling.`execute(XPathContext xctxt)` Execute the function.
    `XObject` | FuncBoolean.`execute(XPathContext xctxt)` Execute the function.
    `void` | FuncNormalizeSpace.`executeCharsToContentHandler(XPathContext xctxt, ContentHandler handler)` Execute an expression in the XPath runtime context, and return the result of the expression.
    `int` | FuncLast.`getCountOfContextNodeList(XPathContext xctxt)` Get the position in the current context node list.
    `int` | FuncPosition.`getPositionInContextNodeList(XPathContext xctxt)` Get the position in the current context node list.

  - ### Uses of XPathContext in org.apache.xpath.jaxp

    Methods in org.apache.xpath.jaxp with parameters of type XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `XObject` | JAXPVariableStack.`getVariableOrParam(XPathContext xctxt, QName qname)`

  - ### Uses of XPathContext in org.apache.xpath.objects

    Methods in org.apache.xpath.objects with parameters of type XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `java.lang.Object` | XObject.`castToType(int t, XPathContext support)` Cast object to type t.
    `static XObject` | XObjectFactory.`create(java.lang.Object val, XPathContext xctxt)` Create the right XObject based on the type of the object passed.
    `static XObject` | XObject.`create(java.lang.Object val, XPathContext xctxt)` Create the right XObject based on the type of the object passed.
    `XObject` | XRTreeFragSelectWrapper.`execute(XPathContext xctxt)` For support of literal objects in xpaths.
    `XObject` | XObject.`execute(XPathContext xctxt)` For support of literal objects in xpaths.
    `double` | XNumber.`num(XPathContext xctxt)` Evaluate expression to a number.
    `int` | XString.`rtf(XPathContext support)` Cast result object to a result tree fragment.
    `int` | XObject.`rtf(XPathContext support)` Cast result object to a result tree fragment.
    `int` | XNull.`rtf(XPathContext support)` Cast result object to a result tree fragment.
    `DocumentFragment` | XObject.`rtree(XPathContext support)` Cast result object to a result tree fragment.

    Constructors in org.apache.xpath.objects with parameters of type XPathContext
    Constructor and Description
    `DTMXRTreeFrag(int dtmIdentity, XPathContext xctxt)`
    `XNodeSetForDOM(NodeIterator nodeIter, XPathContext xctxt)`
    `XNodeSetForDOM(NodeList nodeList, XPathContext xctxt)`
    `XRTreeFrag(int root, XPathContext xctxt)` Create an XRTreeFrag Object.
    `XRTreeFrag(int root, XPathContext xctxt, ExpressionNode parent)` Create an XRTreeFrag Object.

  - ### Uses of XPathContext in org.apache.xpath.operations

    Methods in org.apache.xpath.operations with parameters of type XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `boolean` | Or.`bool(XPathContext xctxt)` Evaluate this operation directly to a boolean.
    `boolean` | Equals.`bool(XPathContext xctxt)` Execute a binary operation by calling execute on each of the operands, and then calling the operate method on the derived class.
    `boolean` | Bool.`bool(XPathContext xctxt)` Evaluate this operation directly to a boolean.
    `boolean` | And.`bool(XPathContext xctxt)` Evaluate this operation directly to a boolean.
    `XObject` | Variable.`execute(XPathContext xctxt)` Execute an expression in the XPath runtime context, and return the result of the expression.
    `XObject` | UnaryOperation.`execute(XPathContext xctxt)` Execute the operand and apply the unary operation to the result.
    `XObject` | Or.`execute(XPathContext xctxt)` OR two expressions and return the boolean result.
    `XObject` | Operation.`execute(XPathContext xctxt)` Execute a binary operation by calling execute on each of the operands, and then calling the operate method on the derived class.
    `XObject` | And.`execute(XPathContext xctxt)` AND two expressions and return the boolean result.
    `XObject` | VariableSafeAbsRef.`execute(XPathContext xctxt, boolean destructiveOK)` Dereference the variable, and return the reference value.
    `XObject` | Variable.`execute(XPathContext xctxt, boolean destructiveOK)` Dereference the variable, and return the reference value.
    `double` | Plus.`num(XPathContext xctxt)` Evaluate this operation directly to a double.
    `double` | Number.`num(XPathContext xctxt)` Evaluate this operation directly to a double.
    `double` | Neg.`num(XPathContext xctxt)` Evaluate this operation directly to a double.
    `double` | Mult.`num(XPathContext xctxt)` Evaluate this operation directly to a double.
    `double` | Mod.`num(XPathContext xctxt)` Evaluate this operation directly to a double.
    `double` | Minus.`num(XPathContext xctxt)` Evaluate this operation directly to a double.
    `double` | Div.`num(XPathContext xctxt)` Evaluate this operation directly to a double.

  - ### Uses of XPathContext in org.apache.xpath.patterns

    Methods in org.apache.xpath.patterns with parameters of type XPathContext
    Modifier and Type | Method and Description
    --- | ---
    `XObject` | UnionPattern.`execute(XPathContext xctxt)` Test a node to see if it matches any of the patterns in the union.
    `XObject` | StepPattern.`execute(XPathContext xctxt)` Execute this pattern step, including predicates.
    `XObject` | NodeTest.`execute(XPathContext xctxt)` Test the current node to see if it matches the given node test.
    `XObject` | FunctionPattern.`execute(XPathContext xctxt)` Test a node to see if it matches the given node test.
    `XObject` | ContextMatchStepPattern.`execute(XPathContext xctxt)` Execute this pattern step, including predicates.
    `XObject` | StepPattern.`execute(XPathContext xctxt, int currentNode)` Execute this pattern step, including predicates.
    `XObject` | NodeTest.`execute(XPathContext xctxt, int context)` Tell what the test score is for the given node.
    `XObject` | FunctionPattern.`execute(XPathContext xctxt, int context)` Test a node to see if it matches the given node test.
    `XObject` | StepPattern.`execute(XPathContext xctxt, int currentNode, DTM dtm, int expType)` Execute an expression in the XPath runtime context, and return the result of the expression.
    `XObject` | NodeTest.`execute(XPathContext xctxt, int context, DTM dtm, int expType)` Tell what the test score is for the given node.
    `XObject` | FunctionPattern.`execute(XPathContext xctxt, int context, DTM dtm, int expType)` Test a node to see if it matches the given node test.
    `XObject` | ContextMatchStepPattern.`executeRelativePathPattern(XPathContext xctxt, StepPattern prevStep)` Execute the match pattern step relative to another step.
    `int` | StepPattern.`getLastPos(XPathContext xctxt)` Get the count of the nodes that match the test, which is the proximity position of the last node that can pass this test in the sub context selection.
    `double` | StepPattern.`getMatchScore(XPathContext xctxt, int context)` Get the match score of the given node.
    `int` | StepPattern.`getProximityPosition(XPathContext xctxt)` Get the proximity position index of the current node based on this node test.

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