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.radiosignal; 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>/radiosignal @Path("/radiosignal") public class RadiosignalsResource { @Context private UriInfo context; /** * Creates a new instance of RadiosignalsResource */ public RadiosignalsResource() { } /** * Retrieves representation of an instance of com.aerothai.RadiosignalsResource * @return an instance of java.lang.String */ @GET // Produces JSON as response @Produces("application/json") //@Produces("application/xml") public String listRadiosignal(@QueryParam("column") String column, @QueryParam("value") String value) { String response = null; String opt = null; RadiosignalService radiosignalService = new RadiosignalService(); System.out.println("List Radiosignal All"); if (radiosignalService.isNotNull(column) && radiosignalService.isNotNull(value)) { //System.out.println("column = :"+column+" v =:"+value); opt = " " + column + " = '" + value + "'"; } try { JSONObject radiosignalData = null; radiosignalData = radiosignalService.GetRadiosignalAll(opt); response = radiosignalData.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 createRadiosignal(@FormParam("idsignal") int idsignal, @FormParam("idjob") int idjob, @FormParam("asset_no") int asset_no, @FormParam("freq") int freq, @FormParam("rms") int rms, @FormParam("peak") int peak, @FormParam("resid") int resid, @FormParam("time_err") int time_err, @FormParam("power_at_15") int power_at_15, @FormParam("power_at_30") int power_at_30, @FormParam("rec_level") int rec_level, @Context HttpServletResponse servletResponse) throws IOException { String response = ""; RadiosignalService radiosignalService = new RadiosignalService(); String query = "INSERT INTO radio_signal " + "(idjob,asset_no,freq,rms," + "peak,resid,time_err,power_at_15,power_at_30,rec_level) " + "VALUES" + "(" + idjob + "," + asset_no + "," + freq + "," + rms + "," + peak + "," + resid + "," + time_err + "," + power_at_15 + "," + power_at_30 + "," + rec_level + ")"; try { System.out.println("POST Radiosignal 1 SQL :" + query); response = radiosignalService.createRadiosignal(query); } catch (Exception ex) { Logger.getLogger(RadiosignalResource.class.getName()).log(Level.SEVERE, null, ex); } return response; } /** * Sub-resource locator method for {id} */ @Path("{id}") public RadiosignalResource getRadiosignalResource(@PathParam("id") String id) { return RadiosignalResource.getInstance(id); } }