edu.ucsb.nceas.metacat
Class MetaCatServlet

edu.ucsb.nceas.metacat.MetaCatServlet

public class MetaCatServlet

A metadata catalog server implemented as a Java Servlet

Valid parameters are:
action=query -- query the values of all elements and attributes and return a result set of nodes
action=squery -- structured query (see pathquery.dtd)
action=insert -- insert an XML document into the database store
action=update -- update an XML document that is in the database store
action=delete -- delete an XML document from the database store
action=validate -- vallidate the xml contained in valtext
action=getdocument -- display an XML document in XML or HTML
doctype -- document type list returned by the query (publicID)
qformat=xml -- display resultset from query in XML
qformat=html -- display resultset from query in HTML
docid=34 -- display the document with the document ID number 34
doctext -- XML text of the document to load into the database
query -- actual query text (to go with 'action=query' or 'action=squery')
valtext -- XML text to be validated
action=getdatadoc -- retreive a stored datadocument
datadoc -- data document name (id)

The particular combination of parameters that are valid for each particular action value is quite specific. This documentation will be reorganized to reflect this information.

Constructor Summary

MetaCatServlet()

Method Summary

void	doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) Handle "GET" method requests from HTTP clients
void	doPost(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) Handle "POST" method requests from HTTP clients
void	init(javax.servlet.ServletConfig config) Initialize the servlet by creating appropriate database connections

Constructor Detail

MetaCatServlet

public MetaCatServlet()

Method Detail

init

public void init(javax.servlet.ServletConfig config)
          throws javax.servlet.ServletException

Initialize the servlet by creating appropriate database connections

doGet

public void doGet(javax.servlet.http.HttpServletRequest request,
                  javax.servlet.http.HttpServletResponse response)
           throws javax.servlet.ServletException,
                  java.io.IOException

Handle "GET" method requests from HTTP clients

doPost

public void doPost(javax.servlet.http.HttpServletRequest request,
                   javax.servlet.http.HttpServletResponse response)
            throws javax.servlet.ServletException,
                   java.io.IOException

Handle "POST" method requests from HTTP clients