source/com/c2kernel/process/ItemHTTPBridge.java


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package com.c2kernel.process;

import java.util.StringTokenizer;

import com.c2kernel.entity.C2KLocalObject;
import com.c2kernel.lookup.DomainPath;
import com.c2kernel.lookup.EntityPath;
import com.c2kernel.utils.CastorXMLUtility;
import com.c2kernel.utils.server.HTTPRequestHandler;

/* QueryData over HTTP Socket Handler
 * Processes an HTTP request consisting of /<path to item>/<path to kernel object>
 * and returns that kernel object as XML
 * Currently supports GET requests.
 * REVISIT: POST calls Item.request()
 */

public class ItemHTTPBridge extends HTTPRequestHandler {

    public ItemHTTPBridge() { }

    public String getName() {
        return "Item HTTP Server";
    }

    public String processRequest() {
    	System.out.println("ItemHTTPBridge::ProcessRequest()"); 
        StringTokenizer tok = new StringTokenizer(resource, "?");
        String itemPath = tok.nextToken();
        String query = tok.nextToken();
        int sysKey = -1;
        //Path path = Gateway.getLDAPLookup().;
        if (method.equals("GET")) {
            try {
                DomainPath domPath = new DomainPath(itemPath);
                EntityPath entityPath = domPath.getEntity();
                
                if (sysKey > -1) {
                    C2KLocalObject response = Gateway.getStorage().get(sysKey, query, null);
                    return CastorXMLUtility.marshall(response);
                }
                else
                    return error("404 Not Found", "The entity "+sysKey+" you requested was not found.");
            }
            catch (Exception e) {
                return error("400 Bad Request", "Usage: GET &lt;path to item&gt;?&lt;path to kernel object&gt;<br>"+e.getClass().getName());
            }
        }
        return(super.processRequest());
    }

}