IIScCampusMapPOSTService.java

package se252.jan15.calvinandhobbes.project0;

import javax.ws.rs.DefaultValue;
import javax.ws.rs.FormParam;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;

/**
 * Echo web service exposed at "echo" path relative to base URI
 * 
 * @author Yogesh Simmhan
 * @version 1.0
 * @see <a href="http://www.serc.iisc.ernet.in/~simmhan/SE252/">IISc SERC 'SE252:Intro to Cloud Computing' Course Webpage</a>
 * 
 * (c) Yogesh Simmhan, 2015
 * This work is licensed under a Attribution 4.0 International (CC BY 4.0).
 * http://creativecommons.org/licenses/by/4.0/
 */

public class IIScCampusMapPOSTService {
    /**
     * Method handling HTTP GET requests. The request expects a "msg" input parameter with value of type string. 
     * The returned object will be sent to the client as JSON media type.
     *
     * @return JSON form of EchoMessage will be returned as response.
     */

	@Path("modifyData")
	public static class ModifyDataPost {
		@POST
		@Produces(MediaType.TEXT_PLAIN)
		public Response IIScCampusMapPost(
				@FormParam("drop") String category,
				@FormParam("dropSub") String name,
				@FormParam("uname") String newName,
				@FormParam("desc") String description,
				@FormParam("latitude") float lat,
				@FormParam("longitude") float lon,
				@FormParam("address") String address,
				@FormParam("operation") String operation,
				@DefaultValue("off") @FormParam("isEvent") String isEvent,
				@FormParam("eventStart") String eventStart,
				@FormParam("eventEnd") String eventEnd,
				@FormParam("eventTitle") String eventTitle,
				@FormParam("eventDesc") String eventDesc) {
			boolean status = false;

			EventInfo event = null;
			if(isEvent.equals("on")) {
				operation = operation.toLowerCase();
				event = new EventInfo();
				event.setCategory(category);
				event.setName(newName);
				event.setLatitude(lat);
				event.setLongitude(lon);
				event.setAddress(address);
				event.setDescription(description);
				event.setEventTitle(eventTitle);
				event.setEventDesc(eventDesc);
				event.setEventStart(eventStart);
				event.setEventEnd(eventEnd);
				
				if(operation.equals("update")) {
					status = DBConn.insertEvent(event);
					if(status)
						System.out.println("Inserted an event");
					else
						System.out.println("Event not inserted");
				}
				else
					System.out.println("Wrong request for an event" + operation);
			}
			else {
				operation = operation.toLowerCase();
				LayerInfo layer = new LayerInfo();
				layer.setCategory(category);
				layer.setName(newName);
				layer.setLatitude(lat);
				layer.setLongitude(lon);
				layer.setAddress(address);
				layer.setDescription(description);

				if(operation.equals("insert")) {
					status = DBConn.insertLayer(layer);
					if(status)
						System.out.println("Inserted");
					else
						System.out.println("Not inserted");
				}
				else if(operation.equals("update")) {
					status = DBConn.updateLayer(layer, name);
					if(status)
						System.out.println("Updated");
					else
						System.out.println("Not updated");
				}
				else if(operation.equals("delete")) {
					status = DBConn.deleteLayer(layer);
					if(status)
						System.out.println("Deleted");
					else
						System.out.println("Not deleted");
				}
				else
					System.out.println("Wrong request " + operation);
			}
			
			if(status)
				return Response.status(200).entity("true").header("Access-Control-Allow-Origin", "*").build();
			else
				return Response.status(200).entity("false").header("Access-Control-Allow-Origin", "*").build();
		}
	}
	
}