Processing XML with Java™: A Guide to SAX, DOM, JDOM, JAXP, and TrAX

The Filter Architecture

Figure 8.1 diagrams the normal course of XML processing. A client application instructs a parser, represented in SAX by an XMLReader object, to read the text of an XML document. As it reads, the parser calls back to the client application's ContentHandler.

Figure 8.1. The XML Parsing Process

Figure 8.2 diagrams the course of XML processing with a filter. A client application instructs the filter, represented in SAX by an XMLFilter object, to read the text of an XML document. The filter then instructs the parser to read the text of an XML document. As it reads, the parser calls back to the filter's ContentHandler. The filter's ...