Overview

s9api Interface
Package	Description
net.sf.saxon.s9api	This package provides Saxon's preferred Java API for XSLT, XQuery, XPath, and XML Schema processing.

Other Interfaces
Package	Description
com.saxonica.config	This package contains classes supporting configuration of Saxon-PE and Saxon-EE.
net.sf.saxon	This package provides the core classes of the SAXON XSLT library.
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.om	This package defines the interface to the Saxon tree structure.
net.sf.saxon.query	This package provides a relatively low-level API for executing XQuery queries directly from a Java application.
net.sf.saxon.sxpath	This package provides an alternative API for executing XPath expressions directly from a Java application: unlike the API in package `net.sf.saxon.xpath`, these interfaces are not dependent on JAXP 1.3.
net.sf.saxon.type	This package contains classes that implement the XPath 2.0 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.

External Interfaces
Package	Description
javax.xml.xquery

Other Packages
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.ee
com.saxonica.config.pe
com.saxonica.ee.bytecode	This package and its subpackages contain code responsible for bytecode generation under Saxon-EE.
com.saxonica.ee.bytecode.converter	This package contains classes responsible for generating bytecode to effect data type conversions, for example boolean to double conversion.
com.saxonica.ee.bytecode.iter	This package contains classes responsible for generating bytecode for custom iterators.
com.saxonica.ee.bytecode.map	This package contains classes responsible for generating bytecode for custom mapping functions.
com.saxonica.ee.bytecode.util	This package contains utility classes supporting the generation of bytecode and the interface with the ASM library.
com.saxonica.ee.config
com.saxonica.ee.extfn
com.saxonica.ee.jaxp	This package contains the Saxon implementation of the JAXP schema validation API.
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.packages	This package contains classes used to support creation of XSLT 3.0 packages.
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	This package contains classes used to represent the information in a schema, that is, the schema components.
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	This package contains code used to import a schema.
com.saxonica.ee.stream	This package and its subpackages contains classes used to support streaming and document projection.
com.saxonica.ee.stream.adjunct	This package contains classes used to support streaming.
com.saxonica.ee.stream.feed	This package contains classes used to support streaming.
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.update	This package contains classes used to support XQuery Update.
com.saxonica.ee.validate	The validation package contains classes used to validate document instances against a schema.
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
com.saxonica.functions.extfn	The package `com.saxonica.extfn` contains implementations of extension functions in the Saxon namespace.
com.saxonica.functions.extfn.EXPathArchive
com.saxonica.functions.hof	The package `com.saxonica.hof` contains code to support higher-order functions.
com.saxonica.functions.json
com.saxonica.functions.map	This package implements maps, a Saxon extension to the XSLT and XQuery specification that provides a dictionary-like data structure.
com.saxonica.functions.trie	This package contains a general-purpose implementation of immutable hash trie maps, used to underpin the Saxon implementation of XSLT 3.0 maps.
com.saxonica.functions.xslt3	This package contains implementations of functions specific to XSLT 3.0.
com.saxonica.ptree	The package com.saxonica.ptree contains classes used to support the persistent tree model in Saxon, allowing binary storage of XML documents on disc.
com.saxonica.pull	This package extends the pull API for Saxon that is provided in package `net.sf.saxon.pull` in Saxon-HE.
com.saxonica.serialize	This package contains additions to the serializer that are specific to Saxon-PE and Saxon-EE.
com.saxonica.xqj	This package contains an implementation of the XQJ specification defined in JSR 225.
com.saxonica.xslt3
com.saxonica.xslt3.instruct
com.saxonica.xslt3.style
com.saxonica.xsltextn	This package contains classes used at compile time to support extensions to XSLT beyond 2.0: both facilities in the working draft of XSLT 3.0, and extensions specific to Saxon.
com.saxonica.xsltextn.instruct
com.saxonica.xsltextn.style
net.sf.saxon.dom	This package provides glue classes that enable Saxon to process a source document supplied as a DOM tree in the form of a DOMSource object; it also provides classes that present a DOM view of Saxon's native tree structures.
net.sf.saxon.event	This package provides classes that feed SAX-like events from one tree to another.
net.sf.saxon.evpull	This package provides classes that implement a StAX-like pull pipeline in which a recieving component makes calls on a provider component to supply information from the XML stream one event at a time.
net.sf.saxon.expr	This package provides classes associated with XPath expression handling.
net.sf.saxon.expr.flwor	This package contains classes responsible for evaluation of FLWOR expressions, in particular, those clauses of FLWOR expressions that are supported in Saxon-HE.
net.sf.saxon.expr.instruct	This package provides classes for the compiled representation of the various elements and other instructions found in an XSLT stylesheet.
net.sf.saxon.expr.number	This package provides classes associated with numbering and the `xsl:number` element.
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.java	This package contains Saxon code that is specific to the Java platform, as distinct from .NET
net.sf.saxon.jaxp
net.sf.saxon.option.axiom
net.sf.saxon.option.dom4j	This package provides glue classes that enable Saxon to process a source document supplied as a DOM4J tree (see http://www.dom4j.org).
net.sf.saxon.option.exslt	This package provides implementations of the functions defined in EXSLT.
net.sf.saxon.option.jdom	This package provides glue classes that enable Saxon to process a source document supplied as a JDOM tree (see http://www.jdom.org).
net.sf.saxon.option.jdom2
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.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.serialize	This package contains code for serializing trees using the standard W3C-defined serialization methods (xml, html, text).
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.serialize.codenorm	This package contains the code to implement Unicode normalization.
net.sf.saxon.stax
net.sf.saxon.style	This package provides classes used during the compilation of an XSLT stylesheet.
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.tree	This package contains subpackages containing the code for different tree models.
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.linked	This package defines the implementation of the so-called "standard 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 defines a number of utility and helper classes for implementing tree models.
net.sf.saxon.tree.wrapper	This package defines a number of implementations of "virtual nodes" implemented as wrappers around other nodes.
net.sf.saxon.z	This package provides utility routines for handling integer sets and maps.

Saxon9 Java API Documentation