controller.TemasNivel1RestController.java Source code

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Here is the source code for controller.TemasNivel1RestController.java

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 */

package controller;

import com.google.gson.Gson;
import com.google.gson.JsonSyntaxException;
import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.io.xml.DomDriver;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import model.TemasNivel1DAO;
import model.persistencia.TemasNivel1;
import model.persistencia.TemasNivel2;
import model.util.Datos;
import model.util.Error;
import org.hibernate.HibernateException;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;

/**
 *
 * @author miguel
 */
@RestController
@RequestMapping("api/temasnivel1")
public class TemasNivel1RestController {

    @RequestMapping(method = RequestMethod.GET, produces = "application/json")
    public String getJSON(HttpServletRequest request, HttpServletResponse response) {
        TemasNivel1DAO tabla = new TemasNivel1DAO();
        Gson JSON;
        List<TemasNivel1> lista;
        try {
            lista = tabla.selectAll();
            if (lista.isEmpty()) {
                response.setStatus(HttpServletResponse.SC_NOT_FOUND);
                Error e = new Error();
                e.setTypeAndDescription("Warning", "No existen elementos");
                JSON = new Gson();
                return JSON.toJson(e);
            }
        } catch (HibernateException ex) {
            response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            Error e = new Error();
            e.setTypeAndDescription("errorServer", ex.getMessage());
            JSON = new Gson();
            return JSON.toJson(e);
        }

        Datos<TemasNivel1> datos = new Datos<>();
        datos.setDatos(lista);
        JSON = new Gson();
        response.setStatus(HttpServletResponse.SC_OK);
        return JSON.toJson(datos);
    }

    /**
     *
     * @param request
     * @param response
     * @return XML
     */
    @RequestMapping(method = RequestMethod.GET, produces = "application/xml")
    public String getXML(HttpServletRequest request, HttpServletResponse response) {
        TemasNivel1DAO tabla = new TemasNivel1DAO();
        XStream XML;
        List<TemasNivel1> lista;

        try {
            lista = tabla.selectAll();

            if (lista.isEmpty()) {
                response.setStatus(HttpServletResponse.SC_NOT_FOUND);
                Error e = new Error();
                e.setTypeAndDescription("Warning", "No existen elementos");
                XML = new XStream();
                XML.alias("message", Error.class);
                return XML.toXML(e);
            }
        } catch (HibernateException ex) {
            response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            Error e = new Error();
            e.setTypeAndDescription("errorServerError", ex.getMessage());
            XML = new XStream();
            XML.alias("message", Error.class);
            return XML.toXML(e);
        }

        Datos<TemasNivel1> datos = new Datos<>();
        datos.setDatos(lista);
        XML = new XStream();
        XML.alias("Temas-Nivel-1", TemasNivel1.class);
        response.setStatus(HttpServletResponse.SC_OK);
        return XML.toXML(lista);
    }

    /**
    *
    * @param id
    * @param request
    * @param response
    * @return JSON
    */
    @RequestMapping(value = "/{id}", method = RequestMethod.GET, produces = "application/json")
    public String getByIdJSON(@PathVariable("id") int id, HttpServletRequest request,
            HttpServletResponse response) {

        TemasNivel1DAO tabla = new TemasNivel1DAO();
        Gson JSON;
        TemasNivel1 elemento;
        try {
            elemento = tabla.selectById(id);
            if (elemento == null) {
                response.setStatus(HttpServletResponse.SC_NOT_FOUND);
                Error e = new Error();
                e.setTypeAndDescription("Warning", "No existe el elemeto solicitado con id:" + id);
                JSON = new Gson();
                return JSON.toJson(e);
            }
        } catch (HibernateException ex) {
            response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            Error e = new Error();
            e.setTypeAndDescription("errorServerError", ex.getMessage());
            JSON = new Gson();
            return JSON.toJson(e);
        }

        JSON = new Gson();
        response.setStatus(HttpServletResponse.SC_OK);
        return JSON.toJson(elemento);
    }

    /**
    *
    * @param id
    * @param request
    * @param response
    * @return XML
    */
    @RequestMapping(value = "/{id}", method = RequestMethod.GET, produces = "application/xml")
    public String getByIdXML(@PathVariable("id") int id, HttpServletRequest request, HttpServletResponse response) {

        TemasNivel1DAO tabla = new TemasNivel1DAO();
        XStream XML;
        TemasNivel1 elemento;
        try {
            elemento = tabla.selectById(id);
            if (elemento == null) {
                response.setStatus(HttpServletResponse.SC_NOT_FOUND);
                Error e = new Error();
                e.setTypeAndDescription("Warning", "No existe el elemeto solicitado con id:" + id);
                XML = new XStream();
                XML.alias("message", Error.class);
                return XML.toXML(e);
            }
        } catch (HibernateException ex) {
            response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            Error e = new Error();
            e.setTypeAndDescription("errorServerError", ex.getMessage());
            XML = new XStream();
            XML.alias("message", Error.class);
            return XML.toXML(e);
        }

        XML = new XStream();
        XML.alias("Tema-Nivel-1", TemasNivel1.class);
        response.setStatus(HttpServletResponse.SC_OK);
        return XML.toXML(elemento);
    }

    /**
    *
    * @param id
    * @param request
    * @param response
    * @return JSON
    */

    @RequestMapping(value = "/{id}/temasnivel2", method = RequestMethod.GET, produces = "application/json")
    public String getMunicipiosJSON(@PathVariable("id") int id, HttpServletRequest request,
            HttpServletResponse response) {
        TemasNivel1DAO tabla = new TemasNivel1DAO();
        Gson JSON;
        List<TemasNivel2> lista;
        try {
            lista = tabla.selectAllTemasNivel2(id);
            if (lista.isEmpty()) {
                response.setStatus(HttpServletResponse.SC_NOT_FOUND);
                Error e = new Error();
                e.setTypeAndDescription("Warning", "No existen elementos");
                JSON = new Gson();
                return JSON.toJson(e);
            }
        } catch (HibernateException ex) {
            response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            Error e = new Error();
            e.setTypeAndDescription("errorServer", ex.getMessage());
            JSON = new Gson();
            return JSON.toJson(e);
        }

        Datos<TemasNivel2> datos = new Datos<>();
        datos.setDatos(lista);
        JSON = new Gson();
        response.setStatus(HttpServletResponse.SC_OK);
        return JSON.toJson(datos);
    }

    /**
     *
     * @param id
     * @param request
     * @param response
     * @return XML
     */
    @RequestMapping(value = "/{id}/temasnivel2", method = RequestMethod.GET, produces = "application/xml")
    public String getMunicipiosXML(@PathVariable("id") int id, HttpServletRequest request,
            HttpServletResponse response) {
        TemasNivel1DAO tabla = new TemasNivel1DAO();
        XStream XML;
        List<TemasNivel2> lista;

        try {
            lista = tabla.selectAllTemasNivel2(id);

            if (lista.isEmpty()) {
                response.setStatus(HttpServletResponse.SC_NOT_FOUND);
                Error e = new Error();
                e.setTypeAndDescription("Warning", "No existen elementos");
                XML = new XStream();
                XML.alias("message", Error.class);
                return XML.toXML(e);
            }
        } catch (HibernateException ex) {
            response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            Error e = new Error();
            e.setTypeAndDescription("errorServerError", ex.getMessage());
            XML = new XStream();
            XML.alias("message", Error.class);
            return XML.toXML(e);
        }

        Datos<TemasNivel2> datos = new Datos<>();
        datos.setDatos(lista);
        XML = new XStream();
        XML.alias("Tema-Nivel-2", TemasNivel2.class);
        response.setStatus(HttpServletResponse.SC_OK);
        return XML.toXML(lista);
    }

    //************************POST***********************************************         
    /**
     *
     * @param body
     * @param request
     * @param response
     * @return
     */
    @RequestMapping(method = RequestMethod.POST, produces = "application/json", consumes = "application/json")
    public String setJSON(@RequestBody String body, HttpServletRequest request, HttpServletResponse response) {
        TemasNivel1 m;
        Gson JSON = new Gson();
        try {
            m = JSON.fromJson(body, TemasNivel1.class);
        } catch (JsonSyntaxException ex) {
            response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
            Error er = new Error();
            er.setTypeAndDescription("JSONSyntax", ex.getMessage().split("java.io.EOFException:")[1]);
            JSON = new Gson();
            return JSON.toJson(er);
        }
        if (m.getDescripcion() == null) {
            response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
            Error er = new Error();
            er.setTypeAndDescription("JSONSyntax", "Los parametros no son los correctos verificar");
            JSON = new Gson();
            return JSON.toJson(er);
        }
        try {
            TemasNivel1DAO tabla = new TemasNivel1DAO();
            tabla.insert(m);
        } catch (HibernateException ex) {
            response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            Error er = new Error();
            er.setTypeAndDescription("errorServerError", ex.getMessage());
            JSON = new Gson();
            return JSON.toJson(er);
        }
        response.setStatus(HttpServletResponse.SC_OK);
        Error er = new Error();
        er.setTypeAndDescription("successful", "exito en la operacion");
        JSON = new Gson();
        return JSON.toJson(er);

    }

    /**
     *
     * @param body
     * @param request
     * @param response
     * @return
     */
    @RequestMapping(method = RequestMethod.POST, produces = "application/xml", consumes = "application/xml")
    public String setXML(@RequestBody String body, HttpServletRequest request, HttpServletResponse response) {
        TemasNivel1 m;
        XStream XML;
        XML = new XStream(new DomDriver());
        try {
            XML.setClassLoader(TemasNivel1.class.getClassLoader());
            XML.alias("temanivel1", TemasNivel1.class);
            m = (TemasNivel1) XML.fromXML(body);
        } catch (Exception ex) {
            response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
            Error er = new Error();
            er.setTypeAndDescription("XMLSyntax", ex.getMessage());
            XML.alias("message", Error.class);
            return XML.toXML(er);
        }
        if (m.getDescripcion() == null) {
            response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
            Error er = new Error();
            er.setTypeAndDescription("XMLSyntax", "Los parametros no son los correctos verificar");
            XML.alias("message", Error.class);
            return XML.toXML(er);
        }
        try {
            TemasNivel1DAO tabla = new TemasNivel1DAO();
            tabla.insert(m);
        } catch (HibernateException ex) {
            response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            Error er = new Error();
            er.setTypeAndDescription("errorServerError", ex.getMessage());
            XML.alias("message", Error.class);
            return XML.toXML(er);
        }
        response.setStatus(HttpServletResponse.SC_OK);
        Error er = new Error();
        er.setTypeAndDescription("successful", "exito en la operacion");
        XML.alias("message", Error.class);
        return XML.toXML(er);

    }

    //***********************DELETE**********************************************         
    /**
    *
    * @param id
    * @param request
    * @param response
    * @return JSON
    */
    @RequestMapping(value = "/{id}", method = RequestMethod.DELETE, produces = "application/json")
    public String updateJSON(@PathVariable("id") int id, HttpServletRequest request, HttpServletResponse response) {
        TemasNivel1 elemento;
        TemasNivel1DAO tabla = new TemasNivel1DAO();
        Gson JSON;
        JSON = new Gson();

        try {
            elemento = tabla.selectById(id);
            if (elemento == null) {
                response.setStatus(HttpServletResponse.SC_NOT_FOUND);
                Error er = new Error();
                er.setTypeAndDescription("Warning", "No existe el elemeto solicitado con id:" + id);
                return JSON.toJson(er);
            } else
                tabla.delete(elemento);
        } catch (HibernateException ex) {
            response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            Error er = new Error();
            er.setTypeAndDescription("errorServerError", ex.getMessage());
            return JSON.toJson(er);
        }
        response.setStatus(HttpServletResponse.SC_OK);
        Error er = new Error();
        er.setTypeAndDescription("successful", "exito en la operacion");
        return JSON.toJson(er);

    }

    /**
    *
    * @param id
    * @param request
    * @param response
    * @return XML
    */
    @RequestMapping(value = "/{id}", method = RequestMethod.DELETE, produces = "application/xml")
    public String updateXML(@PathVariable("id") int id, HttpServletRequest request, HttpServletResponse response) {
        TemasNivel1 elemento;
        TemasNivel1DAO tabla = new TemasNivel1DAO();
        XStream XML;
        XML = new XStream();

        try {
            elemento = tabla.selectById(id);
            if (elemento == null) {
                response.setStatus(HttpServletResponse.SC_NOT_FOUND);
                Error er = new Error();
                er.setTypeAndDescription("Warning", "No existe el elemeto solicitado con id:" + id);
                XML.alias("message", Error.class);
                return XML.toXML(er);
            } else
                tabla.delete(elemento);
        } catch (HibernateException ex) {
            response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            Error er = new Error();
            er.setTypeAndDescription("errorServerError", ex.getMessage());
            XML.alias("message", Error.class);
            return XML.toXML(er);
        }
        response.setStatus(HttpServletResponse.SC_OK);
        Error er = new Error();
        er.setTypeAndDescription("successful", "exito en la operacion");
        XML.alias("message", Error.class);
        return XML.toXML(er);

    }

}