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Package Description
com.saxonica
This package together with its subpackages contains the code of Saxon-PE and Saxon-EE, other than the code that is in common with the open-source version Saxon-HE.
com.saxonica.config  
com.saxonica.config.pe
This package contains classes supporting configuration of Saxon-PE.
com.saxonica.ee.config
This package contains classes supporting configuration of Saxon-EE.
com.saxonica.ee.domino
This package is an implementation of a tree structure allowing efficient navigation of DOM trees.
com.saxonica.ee.extfn
This package contains implementations of extension functions available only in Saxon-EE.
com.saxonica.ee.extfn.js
This package contains implementations of extension functions and extension instructions that are available only in SaxonJS.
com.saxonica.ee.jaxp
This package and its subpackages contain code responsible for implementing aspects of JAXP interfaces specific to Saxon-EE: that is, interfaces related to XSD schema validation.
com.saxonica.ee.optim
This package contains classes used to support optimized expressions and instructions that are specific to Saxon-EE, and that don't fit conveniently into a more specialized category (such as streaming).
com.saxonica.ee.parallel
This package and its subpackages contain code responsible for implementing multithreading.
com.saxonica.ee.s9api
This package contains classes used to support the Saxon-EE specific parts of the s9api API, in particular the parts concerned with schema validation.
com.saxonica.ee.schema  
com.saxonica.ee.schema.fsa
The package com.saxonica.ee.schema.fsa contains classes used to implement the finite state machines used when validating document instances against a schema.
com.saxonica.ee.schema.sdoc  
com.saxonica.ee.stream
This package and its subpackages contain code responsible for implementing XSLT 3.0 streaming.
com.saxonica.ee.stream.adjunct  
com.saxonica.ee.stream.feed  
com.saxonica.ee.stream.om
The package com.saxonica.ee.stream.om contains internal code to support executing of streaming templates in XSLT.
com.saxonica.ee.stream.watch
This package contains defines the two interfaces Watch and WatchMaker, and various implementations of these interfaces.
com.saxonica.ee.trans  
com.saxonica.ee.update  
com.saxonica.ee.validate
The validation package contains classes used to validate document instances against a schema.
com.saxonica.ee.xtupdate
This package contains classes used to support the compile-time extension instructions enabling the functionality of XQuery Update to be used within XSLT.
com.saxonica.expr
This package contains classes used to support expressions and instructions that are new in XPath 3.0, XQuery 3.0, or XSLT 3.0, and that don't fit conveniently into a more specialized category (such as streaming).
com.saxonica.expr.sort
This package contains classes used to support the use of the ICU library for collating strings, in particular, for the implementation of the Unicode Collation Algorithm.
com.saxonica.functions.extfn  
com.saxonica.functions.extfn.EXPathArchive
This package contains implementations of extension functions in the EXPath archive module.
com.saxonica.functions.qt4  
com.saxonica.functions.registry
This package contains classes used to manage the collections of system functions available in various processing environments.
com.saxonica.functions.sql
This package contains implementations of extension functions allowing access to SQL databases.
com.saxonica.serialize  
com.saxonica.trans
This package contains classes used for XSLT transformation in Saxon-PE and Saxon-EE.
com.saxonica.xqj  
com.saxonica.xqj.pull  
com.saxonica.xsltextn  
com.saxonica.xsltextn.instruct
This package contains implementations of XSLT extension instructions available in Saxon-PE and Saxon-EE.
com.saxonica.xsltextn.pedigree
This package contains classes associated with the implementation of the saxon:deep-update extension instruction.
com.saxonica.xsltextn.style
This package contains implementations of XSLT extension instructions available in Saxon-PE and Saxon-EE.
javax.xml.xquery  
net.sf.saxon
This is the top-level package containing the code used to build Saxon-HE.
net.sf.saxon.dom
This package contains classes used to enable Saxon to read and write DOM tree models.
net.sf.saxon.event
This package provides support for push pipeline processing based on the Receiver interface and its implementation classes.
net.sf.saxon.expr
This package provides classes associated with XPath expression handling.
net.sf.saxon.expr.accum
This package contains classes used to implement XSLT 3.0 accumulators, in particular, accumulators for non-streamed documents.
net.sf.saxon.expr.compat
This package contains classes concerned with evaluation of expressions in XPath 1.0 compatibility mode.
net.sf.saxon.expr.elab  
net.sf.saxon.expr.flwor
This package is concerned with evaluation of FLWOR expressions in XQuery
net.sf.saxon.expr.instruct  
net.sf.saxon.expr.number
This package provides classes associated with numbering and the xsl:number instruction.
net.sf.saxon.expr.oper
This package contains a class used to handle expressions with an array of operands.
net.sf.saxon.expr.parser
This package contains classes associated with parsing and general static analysis of XPath expressions.
net.sf.saxon.expr.sort
This package provides utility routines for sorting and grouping.
net.sf.saxon.functions
This package provides implementations of all the core functions available for use in XPath expressions.
net.sf.saxon.functions.hof
The package com.saxonica.functions.hof contains code to support higher-order functions.
net.sf.saxon.functions.registry
This package contains libraries of function signatures for the standard functions available in various Saxon-HE environments.
net.sf.saxon.gizmo
This package provides supporting code for the Gizmo utility, found at net.sf.saxon.Gizmo.
net.sf.saxon.java
This package contains Saxon code that is specific to the Java platform, as distinct from .NET
net.sf.saxon.jaxp
This package contains classes that provide Saxon's implementation of JAXP interfaces.
net.sf.saxon.lib
This package collects together interfaces intended for user applications to implement in order to customize Saxon's behavior, default implementations of these interfaces, and classes containing constants that are used in public Saxon interfaces.
net.sf.saxon.ma
This package contains classes associated with the implementation of maps, arrays, and JSON for XSLT 3.0 and XPath 3.1.
net.sf.saxon.ma.arrays
This package implements arrays, as introduced in XPath/XQuery 3.1: arrays provide a list-like data structure that (unlike sequences) allows nesting.
net.sf.saxon.ma.json
This package implements support for JSON: it includes classes that implement the XPath 3.1 functions for JSON, and underlying support code for parsing and serializating JSON.
net.sf.saxon.ma.map
This package implements maps, as introduced in XSLT 3.0 and XQuery 3.1: maps provide a dictionary-like data structure.
net.sf.saxon.ma.trie
This package contains a general-purpose implementation of immutable hash trie maps, used to underpin the Saxon implementation of XSLT 3.0 maps.
net.sf.saxon.ma.zeno
This package contains an implementation of XDM sequences known as the ZenoSequence.
net.sf.saxon.om
This package defines the interface to the Saxon tree structure.
net.sf.saxon.option.axiom
This package contains classes that interface Saxon to the Apache AXIOM tree model.
net.sf.saxon.option.dom4j
This package provides glue classes that enable Saxon to process a source document supplied as a DOM4J tree (see https://dom4j.github.io).
net.sf.saxon.option.exslt
This package provides implementations of the functions defined in EXSLT.
net.sf.saxon.option.jdom2
This package contains classes that interface Saxon to the JDOM2 tree model.
net.sf.saxon.option.local
This package contains classes responsible for localizing the output of functions such as format-dateTime and format-integer into various languages.
net.sf.saxon.option.sql
This package provides some sample extension elements for loading data into an SQL database.
net.sf.saxon.option.xom
This package provides glue classes that enable Saxon to process a source document supplied as a XOM tree (see http://www.cafeconleche.org/XOM).
net.sf.saxon.pattern
This package provides classes associated with XSLT pattern handling.
net.sf.saxon.pull
This package provides classes that interface Saxon to an XML parser that supplies data in the form of a stream of events.
net.sf.saxon.query
This package contains classes specific to the implementation of XQuery
net.sf.saxon.regex
This package contains the code to map XML Schema and XPath regular expressions to a regular expression engine of the underlying Java platform.
net.sf.saxon.regex.charclass
This package contains Java classes used to represent character classes in regular expressions.
net.sf.saxon.resource
This package contains Java classes used to represent abstractions of resources of different kinds that can be retrieved as part of a collection (using the fn:collection() function).
net.sf.saxon.s9api
This package provides Saxon's preferred Java API for XSLT, XQuery, XPath, and XML Schema processing.
net.sf.saxon.s9api.push
This package contains an API for lightweight document construction.
net.sf.saxon.s9api.streams
This package provides methods to manipulate XDM values using Java 8 streams.
net.sf.saxon.sapling
This package defines a public API for constructing trees; it represents trees-under-construction using a lightweight immutable data structure called a sapling; once construction of a sapling tree is complete, it can be copied to form a fully-functional XDM tree in the form of an XdmNode or NodeInfo object.
net.sf.saxon.serialize
This package contains code for serializing trees using the standard W3C-defined serialization methods (xml, html, text, etc).
net.sf.saxon.serialize.charcode
This package provides classes for handling different character sets, especially when serializing the output of a query or transformation.
net.sf.saxon.stax
This package contains classes used to connect to StAX (pull-parser) events for input and output.
net.sf.saxon.str
This package contains classes used to handle Unicode strings: notably implementations of the UnicodeString interface, which represents a string as a sequence of directly-addressible Unicode codepoints (without relying on surrogate pairs).
net.sf.saxon.style
This package provides classes used during the compilation of an XSLT stylesheet.
net.sf.saxon.sxpath
This package originally provided an alternative API for executing XPath expressions directly from a Java application.
net.sf.saxon.trace
This package provides an interface to Saxon tracing and debugging capabilities.
net.sf.saxon.trans
This package provides a miscellaneous collection of helper classes for XSLT transformation.
net.sf.saxon.trans.packages
This package contains classes used to support creation of XSLT 3.0 packages.
net.sf.saxon.trans.rules
This package provides classes to implement matching of patterns for selection of template rules within a mode.
net.sf.saxon.transpile  
net.sf.saxon.tree
This package contains classes and sub-packages used to implement Saxon's various tree models including the linked tree and tiny tree.
net.sf.saxon.tree.iter
This package defines implementations and subinterfaces of the interface SequenceIterator, which is used to iterate over an XDM sequence.
net.sf.saxon.tree.jiter
This package defines utility classes designed to work with Java iterators, that is, implementations of java.util.Iterator (not to be confused with Saxon's SequenceIterator class).
net.sf.saxon.tree.linked
This package defines the implementation of the so-called "linked tree" structure.
net.sf.saxon.tree.tiny
This package is an implementation of the Saxon internal tree structure, designed to minimize memory usage, and the costs of allocating and garbage-collecting Java objects.
net.sf.saxon.tree.util
This package provides a number of re-usable utility classes and methods used by more than one tree model implementation.
net.sf.saxon.tree.wrapper
This package provides a number of classes supporting the general capability to wrap external XML tree models as instances of the Saxon NodeInfo interface, making them amenable to XPath processing
net.sf.saxon.type
This package contains classes that implement the XPath 2.0 and 3.1 type system.
net.sf.saxon.value
This package provides classes representing XPath values (that is, the results of an expression).
net.sf.saxon.xpath
This package is Saxon's implementation of the JAXP API designed for executing XPath 1.0 expressions directly from a Java application.
net.sf.saxon.z
This package provides utility routines for handling integer sets and maps.