com.esri.gpt.server.csw.provider
Class DeleteProvider

java.lang.Object
  com.esri.gpt.server.csw.provider.DeleteProvider

All Implemented Interfaces:

IOperationProvider

public class DeleteProvider
extends Object
implements IOperationProvider

Provides the CSW Transaction/Delete operation.

Constructor Summary

DeleteProvider()
Default constructor

Method Summary

protected void	executeDelete(OperationContext context, Publisher publisher, String typeName, String handle, String[] ids) Executes a deletion request.
void	generateResponse(OperationContext context) Generates the response.
void	handleGet(OperationContext context, HttpServletRequest request) Handles a URL based request (HTTP GET).
void	handleXML(OperationContext context, Node root, XPath xpath) Handles an XML based request (normally HTTP POST).
protected void	parseDeletionIds(Node parent, XPath xpath, StringSet ids) Parses a parent node for logical, property comparison and spatial sub-clauses.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DeleteProvider

public DeleteProvider()

Default constructor

Method Detail

executeDelete

protected void executeDelete(OperationContext context,
                             Publisher publisher,
                             String typeName,
                             String handle,
                             String[] ids)
                      throws Exception

Executes a deletion request.

Parameters:

context - the operation context

publisher - the authenticated publisher

typeName - the CSW collection type

handle - a client supplied name (can be echoed within the response)

ids - the collection of IDs to delete

Throws:

Exception - if a processing exception occurs

generateResponse

public void generateResponse(OperationContext context)
                      throws Exception

Generates the response.

Parameters:

context - the operation context

Throws:

Exception - if a processing exception occurs

handleGet

public void handleGet(OperationContext context,
                      HttpServletRequest request)
               throws Exception

Handles a URL based request (HTTP GET).

Specified by:

handleGet in interface IOperationProvider

Parameters:

context - the operation context

request - the HTTP request

Throws:

Exception - if a processing exception occurs

handleXML

public void handleXML(OperationContext context,
                      Node root,
                      XPath xpath)
               throws Exception

Handles an XML based request (normally HTTP POST).

Specified by:

handleXML in interface IOperationProvider

Parameters:

context - the operation context

root - the root node

xpath - an XPath to enable queries (properly configured with name spaces)

Throws:

Exception - if a processing exception occurs

parseDeletionIds

protected void parseDeletionIds(Node parent,
                                XPath xpath,
                                StringSet ids)
                         throws OwsException,
                                XPathExpressionException

Parses a parent node for logical, property comparison and spatial sub-clauses.
Any logical clauses encountered will be recursively parsed.

Parameters:

parent - the parent node from which sub-clauses will read

xpath - an XPath to enable queries (properly configured with name spaces)

ids - the collection of ID's to populate for deletion

Throws:

OwsException - if validation fails

XPathExpressionException - if an XPath related exception occurs