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.unit; 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>/unit @Path("/unit") public class UnitsResource { @Context private UriInfo context; /** * Creates a new instance of UnitsResource */ public UnitsResource() { } /** * Retrieves representation of an instance of com.aerothai.UnitsResource * @return an instance of java.lang.String */ @GET // Produces JSON as response @Produces("application/json") //@Produces("application/xml") public String listUnit(@QueryParam("action") String action, @QueryParam("column") String column, @QueryParam("value") String value) { String response = null; String opt = null; UnitService unitService = new UnitService(); System.out.println("List Unit All"); if (unitService.isNotNull(column) && unitService.isNotNull(value)) { //System.out.println("column = :"+column+" v =:"+value); opt = " " + column + " = '" + value + "'"; } if (!unitService.isNotNull(action)) { action = "0"; } try { JSONObject unitData = null; unitData = unitService.GetUnitAll(action, opt); response = unitData.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 createUnit(@FormParam("idunit") int idunit, @FormParam("name") String name, @FormParam("shortname") String shortname, @FormParam("filename") String filename, @FormParam("menu") String menu, @FormParam("action") String action, @FormParam("addjob") String addjob, @Context HttpServletResponse servletResponse) throws IOException { String response = ""; UnitService unitService = new UnitService(); String query = "INSERT INTO unit " + "(name,shortname,filename,menu,action,addjob)" + "VALUES" + "('" + name + "','" + shortname + "','" + filename + "','" + menu + "','" + action + "','" + addjob + "')"; try { System.out.println("POST Unit 1 SQL :" + query); response = unitService.createUnit(query); } catch (Exception ex) { Logger.getLogger(UnitResource.class.getName()).log(Level.SEVERE, null, ex); } return response; } /** * Sub-resource locator method for {id} */ @Path("{id}") public UnitResource getUnitResource(@PathParam("id") String id) { return UnitResource.getInstance(id); } }