Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.aerothai.database.devicetype; import java.io.IOException; import java.util.logging.Level; import java.util.logging.Logger; import javax.servlet.http.HttpServletResponse; import javax.ws.rs.Consumes; import javax.ws.rs.FormParam; import javax.ws.rs.GET; import javax.ws.rs.POST; import javax.ws.rs.Path; import javax.ws.rs.PathParam; import javax.ws.rs.Produces; import javax.ws.rs.QueryParam; import javax.ws.rs.core.Context; import javax.ws.rs.core.MediaType; import javax.ws.rs.core.UriInfo; import org.json.simple.JSONObject; /** * * @author chaia_000 */ //Path: http://localhost/<appln-folder-name>/devicetypes @Path("/devicetype") public class DeviceTypesResource { @Context private UriInfo context; /** * Creates a new instance of DeviceTypesResource */ public DeviceTypesResource() { } /** * Retrieves representation of an instance of com.aerothai.DeviceTypesResource * @return an instance of java.lang.String */ @GET // Produces JSON as response @Produces("application/json") //@Produces("application/xml") public String listDeviceType(@QueryParam("column") String column, @QueryParam("value") String value) { String response = null; String opt = null; DeviceTypeService deviceTypeService = new DeviceTypeService(); System.out.println("List DeviceType All"); if (deviceTypeService.isNotNull(column) && deviceTypeService.isNotNull(value)) { //System.out.println("column = :"+column+" v =:"+value); opt = " " + column + " = '" + value + "'"; } try { JSONObject deviceTypeData = null; deviceTypeData = deviceTypeService.GetDeviceTypeAll(opt); response = deviceTypeData.toJSONString(); } catch (Exception e) { System.out.println("error"); } return response; } /** * POST method for creating an instance of ItemResource * @param content representation for the new resource * @return an HTTP response with content of the created resource */ @POST @Consumes(MediaType.APPLICATION_FORM_URLENCODED) @Produces("application/json") public String createDeviceType(@FormParam("iddevice_type") int iddeviceType, @FormParam("details") String details, @FormParam("idunit") int idunit, @Context HttpServletResponse servletResponse) throws IOException { String response = ""; DeviceTypeService deviceTypeService = new DeviceTypeService(); String query = "INSERT INTO device_type " + "(details,idunit)" + "VALUES" + "('" + details + "'," + idunit + ")"; try { System.out.println("POST DeviceType 1 SQL :" + query); response = deviceTypeService.createDeviceType(query); } catch (Exception ex) { Logger.getLogger(DeviceTypeResource.class.getName()).log(Level.SEVERE, null, ex); } return response; } /** * Sub-resource locator method for {id} */ @Path("{id}") public DeviceTypeResource getDeviceTypeResource(@PathParam("id") String id) { return DeviceTypeResource.getInstance(id); } }