# Package org.apache.xalan.extensions

Implementation of Xalan Extension Mechanism.

See: Description

Interface Summary
Interface | Description
--- | ---
ExpressionContext | An object that implements this interface can supply information about the current XPath expression context.

Class Summary
Class | Description
--- | ---
ExpressionVisitor | When `StylesheetHandler` creates an `XPath`, the ExpressionVisitor visits the XPath expression.
ExtensionHandler | Abstract base class for handling an extension namespace for XPath.
ExtensionHandlerExsltFunction | Execute EXSLT functions, determine the availability of EXSLT functions, and the availability of an EXSLT result element.
ExtensionHandlerGeneral | Class handling an extension namespace for XPath.
ExtensionHandlerJava | Abstract base class handling the java language extensions for XPath.
ExtensionHandlerJavaClass | Represents an extension namespace for XPath that handles java classes.
ExtensionHandlerJavaPackage | Represents an extension namespace for XPath that handles java packages that may be fully or partially specified.
ExtensionNamespaceContext | A sample implementation of NamespaceContext, with support for EXSLT extension functions and Java extension functions.
ExtensionNamespacesManager | Used during assembly of a stylesheet to collect the information for each extension namespace that is required during the transformation process to generate an `ExtensionHandler`.
ExtensionNamespaceSupport | During styleseet composition, an ExtensionNamespaceSupport object is created for each extension namespace the stylesheet uses.
ExtensionsTable | Class holding a table registered extension namespace handlers
MethodResolver | Utility class to help resolve method overloading with Xalan XSLT argument types.
XPathFunctionImpl | A sample implementation of XPathFunction, with support for EXSLT extension functions and Java extension functions.
XPathFunctionResolverImpl | A sample implementation of XPathFunctionResolver, with support for EXSLT extension functions and Java extension functions.
XSLProcessorContext | Provides transformer context to be passed to an extension element.

## Package org.apache.xalan.extensions Description

Implementation of Xalan Extension Mechanism.