Package edu.umd.cs.db.xsq

Class Summary
BasicPDT The BPDT class implements the Basic PDT component.
Consts Class description goes here
CurrentStateSet Class description goes here
Evaluator Evaluator provides the methods to evaluate all the filter functions allowed in the filter.
Event  
Filter Filter object is corresponding to the filter function in the XPath Expression
GridBagHelper A helper class to help organize the components in the panel.
HPDT The hierarchical PDT system that connects all the basic PDTs.
HPDTOutputQ The HPDT keep every possible answer in the HPDT queue.
ItemFlag  
Output Class Output provides method to handle the output portion of the context node in the XPath expression.
PDTArc PDTArc is the transition arc in the PDT.
PDTOutputQ Each BPDT has its own output queue.
PDTStatBuffer PDTStatBuffer is the buffer that holds necessary statistics for the query.
QueueItem The item in the queue.
StatBuffer Class description goes here
Tools Tools provides all the constants and the enumerate values
XPathNode XPathNode is the functional unit, location step, in the XPath query expression.
XPathParser XPathParser will parse the XPath query and generate the PDT.
XSQ The XSQ program takes two parameters as following: xsq [XMLFileName] [XPathExpression] It will evaluate the XPathExpression on the XMLFile.
XSQFrame Class description goes here
XSQMenuBar Class description goes here
XSQPanel Class description goes here
XSQParser XSQParser defines the callbacks called by the SAX parser.