Xalan-Java: Package org.apache.xalan.xpath

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## Package org.apache.xalan.xpath

Interface Summary
ExtensionFunctionHandler.ExtensionLiaison | **For internal use only** Interface for connecting extension functions to xalan.
MutableNodeList | **For advanced use only** Interface for a modifiable NodeList.
NodeCallback | **For advanced use only** This interface describes a callback that may be executed when a node is found, if the XPath query can be done in document order.
XLocator | **For advanced use only** This interface provides services for processing a XPath LocationPath.
XPathEnvSupport | **For advanced use only** This class provides services that must be implemented by the hosting environment, in other words, stuff that is external to XPath.
XPathFactory | **For advanced use only** Factory class for creating an XPath.
XPathProcessor | An object that implements the XPathProcessor interface responsibilities include initializing the XPath expression from an XPath string.
XPathSupport | **For advanced use only** Provides basic support for independent use of XPath.

Class Summary
DataProviderAssociation | **For internal use only** Key to XLocator association class.
ExtensionFunctionHandler | **For internal use only** Class handling an extension namespace for XPath.
FuncBoolean | **For advanced use only** Execute the Boolean() function.
FuncCeiling | **For advanced use only** Execute the Ceiling() function.
FuncConcat | **For advanced use only** Execute the Concat() function.
FuncContains | **For advanced use only** Execute the Contains() function.
FuncCount | **For advanced use only** Execute the Count() function.
FuncCurrent | **For advanced use only** Execute the current() function.
FuncDoc | **For advanced use only** Execute the Doc() function.
FuncDoclocation | **For advanced use only** Execute the proprietary document-location() function, which returns a node set of documents.
FuncExtElementAvailable | **For advanced use only** Execute the ExtElementAvailable() function.
FuncExtFunctionAvailable | **For advanced use only** Execute the ExtFunctionAvailable() function.
FuncFalse | **For advanced use only** Execute the False() function.
FuncFloor | **For advanced use only** Execute the Floor() function.
FuncFormatNumber | **For advanced use only** Execute the FormatNumber() function.
FuncGenerateId | **For advanced use only** Execute the GenerateId() function.
FuncId | **For advanced use only** Execute the Id() function.
FuncKey | **For advanced use only** Execute the Key() function.
FuncLang | **For advanced use only** Execute the Lang() function.
FuncLast | **For advanced use only** Execute the Last() function.
FuncLoader | **For advanced use only** Load functions in function table as needed
FuncLocalPart | Execute the LocalPart() function.
FuncNamespace | **For advanced use only** Execute the Namespace() function.
FuncNormalize | **For advanced use only** Execute the Normalize() function.
FuncNormalizeSpace | **For advanced use only** Execute the Normalize-space() function.
FuncNot | **For advanced use only** Execute the Not() function.
FuncNumber | **For advanced use only** Execute the Number() function.
FuncPosition | **For advanced use only** Execute the Position() function.
FuncQname | **For advanced use only** Execute the Qname() function.
FuncRound | **For advanced use only** Execute the Round() function.
FuncStartsWith | **For advanced use only** Execute the StartsWith() function.
FuncString | **For advanced use only** Execute the String() function.
FuncStringLength | **For advanced use only** Execute the StringLength() function.
FuncSubstring | **For advanced use only** Execute the Substring() function.
FuncSubstringAfter | **For advanced use only** Execute the SubstringAfter() function.
FuncSubstringBefore | **For advanced use only** Execute the SubstringBefore() function.
FuncSum | **For advanced use only** Execute the Sum() function.
FuncSystemProperty | **For advanced use only** Execute the SystemProperty() function.
Function | **For advanced use only** This is a superclass of all XPath functions.
FuncTranslate | **For advanced use only** Execute the Translate() function.
FuncTrue | **For advanced use only** Execute the True() function.
FuncUnparsedEntityURI | **For advanced use only** Execute the True() function.
KeyDeclaration | **For internal use only** Holds the attribute declarations for the xsl:keys element.
MutableNodeListImpl | **For advanced use only** Implementation of MutableNodeList.
NodeListImpl | **For advanced use only** Local implementation of NodeList.
Process | Provides command-line interface to the XPath processor
SimpleNodeLocator | **For advanced use only** SimpleNodeLocator implements a search of one or more DOM trees.
XBoolean | **For advanced use only** This class represents an XPath boolean object, and is capable of converting the boolean to other types, such as a string.
XBooleanStatic | **For internal use only** This class doesn't have any XPathSupport, so override whatever to ensure it works OK.
XNodeSet | This class represents an XPath nodeset object, and is capable of converting the nodeset to other types, such as a string.
XNull | This class represents an XPath null object, and is capable of converting the null to other types, such as a string.
XNumber | This class represents an XPath number, and is capable of converting the number to other types, such as a string.
XObject | This class represents an XPath object, and is capable of converting the object to various types, such as a string.
XPath | The XPath class represents the semantic parse tree of the XPath pattern.
XPathProcessorImpl | Tokenizes and parses XPath expressions.
XPathSupportDefault | **For advanced use only** Default class for execution context when XPath is used by itself.
XRTreeFrag | This class represents an XPath result tree fragment object, and is capable of converting the RTF to other types, such as a string.
XSLTJavaClassEngine | **For internal use only** This is a custom scripting engine for the XSLT processor's needs of calling into Java objects.
XString | This class represents an XPath string object, and is capable of converting the string to other types, such as a number.

Exception Summary
XPathException | This class implements an exception object that all XPath classes will throw in case of an error.
XPathProcessorException | Derived from XPathException in order that XPath processor exceptions may be specifically caught.

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