Java API for XML Processing Specification 1.2

Packages
javax.xml.parsers Provides classes allowing the processing of XML documents.
javax.xml.transform This package defines the generic APIs for processing transformation instructions, and performing a transformation from source to result.
javax.xml.transform.dom This package implements DOM-specific transformation APIs.
javax.xml.transform.sax This package implements SAX2-specific transformation APIs.
javax.xml.transform.stream This package implements stream- and URI- specific transformation APIs.
org.w3c.dom  
org.xml.sax SAX 2.0 r2 prerelease interfaces
org.xml.sax.ext SAX2-ext: SAX2 Extension Handlers 1.0
org.xml.sax.helpers SAX 2.0 r2 prerelease helper interfaces