/*
* FinTP - Financial Transactions Processing Application
* Copyright (C) 2013 Business Information Systems (Allevo) S.R.L.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
* or contact Allevo at : 031281 Bucuresti, 23C Calea Vitan, Romania,
* phone +40212554577, office@allevo.ro <mailto:office@allevo.ro>, www.allevo.ro.
*/
/**
*
*/
package ro.allevo.fintpws.resources;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import javax.persistence.EntityManager;
import javax.persistence.EntityNotFoundException;
import javax.persistence.RollbackException;
import javax.persistence.TypedQuery;
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.PUT;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriInfo;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codehaus.jettison.json.JSONException;
import org.codehaus.jettison.json.JSONObject;
import ro.allevo.fintpws.exceptions.ApplicationJsonException;
import ro.allevo.fintpws.model.TimeLimitEntity;
import ro.allevo.fintpws.util.JsonResponseWrapper;
import ro.allevo.fintpws.util.ResourcesUtils;
/**
* @author remus
* @version $Revision: 1.0 $
*/
public class TimeLimitResource {
/**
* Field logger
*/
private static final Logger logger = LogManager
.getLogger(TimeLimitResource.class);
/**
* Field ERROR_MESSAGE_GET_TIME_LIMIT. (value is ""Error returning time
* limit : "")
*/
static final String ERROR_MESSAGE_GET_TIME_LIMIT = "Error returning time limit : ";
/**
* Field ERROR_MESSAGE_PUT_TIME_LIMIT. (value is ""Error updating time limit
* : "")
*/
static final String ERROR_MESSAGE_PUT_TIME_LIMIT = "Error updating time limit : ";
/**
* Field ERROR_MESSAGE_DELETE_TIME_LIMIT. (value is ""Error deleting time limit
* : "")
*/
static final String ERROR_MESSAGE_DELETE_TIME_LIMIT = "Error deleting time limit : ";
/**
* Field ERROR_MESSAGE_TIME_LIMIT_NOT_FOUND. (value is ""Time limit with
* name [%s] not found"")
*/
static final String ERROR_MESSAGE_TIME_LIMIT_NOT_FOUND = "Time limit with limitname [%s] not found";
/**
* Field ERROR_REASON_JSON. (value is ""json"")
*/
static final String ERROR_REASON_JSON = "json";
/**
* Field ERROR_REASON_NUMBER_FORMAT. (value is ""number format"")
*/
static final String ERROR_REASON_NUMBER_FORMAT = "number format";
/**
* Field ERROR_REASON_CONFLICT. (value is ""conflict"")
*/
static final String ERROR_REASON_CONFLICT = "conflict";
/**
* Field ERROR_REASON_ROLLBACK. (value is ""rollback"")
*/
static final String ERROR_REASON_ROLLBACK = "rollback";
/**
* Field ERROR_REASON_PARSE. (value is ""parse"")
*/
static final String ERROR_REASON_PARSE = "parse";
/**
* Field uriInfo
*/
private UriInfo uriInfo;
/**
* Field entityManagerConfig.
*/
private EntityManager entityManagerConfig;
/**
* the JPA entity
*/
private TimeLimitEntity timeLimitEntity;
/**
* default constructor
*/
public TimeLimitResource() {
}
/**
* guid
*/
private String guid;
/**
* Constructor for TimeLimitResource.
*
* @param uriInfo
* UriInfo
* @param entityManagerConfig
* EntityManager
* @param guid
* String
*/
public TimeLimitResource(UriInfo uriInfo,
EntityManager entityManagerConfig, String limitname) {
this.uriInfo = uriInfo;
this.entityManagerConfig = entityManagerConfig;
timeLimitEntity = findByName(entityManagerConfig, limitname);
}
/**
*
* @param entityManager
* EntityManager
* @param guid
* String
* @return TimeLimitEntity
*/
public static TimeLimitEntity findByName(EntityManager entityManager,
String name) {
final TypedQuery<TimeLimitEntity> query = entityManager
.createNamedQuery("TimeLimitEntity.findByName",
TimeLimitEntity.class);
final java.util.List<TimeLimitEntity> results = query.setParameter(
"limitname", name).getResultList();
if (!results.isEmpty()) {
return results.get(0);
}
return null;
}
/**
* GET Method : returns an application/json formatted time limit
*
* @return JSONObject the time limit
*/
@GET
@Produces(MediaType.APPLICATION_JSON)
public JSONObject getTimeLimit() {
if (null == timeLimitEntity) {
logger.error(String
.format(ERROR_MESSAGE_TIME_LIMIT_NOT_FOUND, guid));
throw new EntityNotFoundException(String.format(
ERROR_MESSAGE_TIME_LIMIT_NOT_FOUND, guid));
}
try {
return TimeLimitResource.asJson(timeLimitEntity, uriInfo.getPath());
} catch (JSONException je) {
logger.error(ERROR_MESSAGE_GET_TIME_LIMIT + ERROR_REASON_JSON, je);
throw new ApplicationJsonException(je, ERROR_MESSAGE_GET_TIME_LIMIT
+ ERROR_REASON_JSON,
Response.Status.INTERNAL_SERVER_ERROR.getStatusCode());
}
}
/**
* PUT method: updates the time limit
*
* @param jsonEntity
* JSONObject the time limit holding new values
* @return Response
*/
@PUT
@Consumes(MediaType.APPLICATION_JSON)
public Response updateTimeLimit(JSONObject jsonEntity) {
if (null == timeLimitEntity) {
logger.error(String
.format(ERROR_MESSAGE_TIME_LIMIT_NOT_FOUND, guid));
throw new EntityNotFoundException(String.format(
ERROR_MESSAGE_TIME_LIMIT_NOT_FOUND, guid));
}
try {
if (jsonEntity.has("limitname")) {
timeLimitEntity.setLimitname(jsonEntity.optString("limitname"));
}
if (jsonEntity.has("limittime")) {
timeLimitEntity.setLimittime(ResourcesUtils
.getTime(jsonEntity.optString("limittime")));
}
entityManagerConfig.getTransaction().begin();
entityManagerConfig.merge(timeLimitEntity);
entityManagerConfig.getTransaction().commit();
}
/*
* catch (JSONException je) { logger.error(ERROR_MESSAGE_PUT_TIME_LIMIT+
* ERROR_REASON_JSON, je); throw new ApplicationJsonException(je,
* ERROR_MESSAGE_PUT_TIME_LIMIT+ ERROR_REASON_JSON,
* Response.Status.BAD_REQUEST.getStatusCode()); }
*/
catch (NumberFormatException nfe) {
logger.error(ERROR_MESSAGE_PUT_TIME_LIMIT
+ ERROR_REASON_NUMBER_FORMAT, nfe);
throw new ApplicationJsonException(nfe,
ERROR_MESSAGE_PUT_TIME_LIMIT + ERROR_REASON_JSON,
Response.Status.BAD_REQUEST.getStatusCode());
} catch (RollbackException re) {
ApplicationJsonException.handleSQLException(re,
ERROR_MESSAGE_PUT_TIME_LIMIT, logger);
logger.error(ERROR_MESSAGE_PUT_TIME_LIMIT + ERROR_REASON_ROLLBACK,
re);
throw re;
} catch (ParseException pe) {
logger.error(ERROR_MESSAGE_PUT_TIME_LIMIT + ERROR_REASON_PARSE, pe);
throw new ApplicationJsonException(pe, ERROR_MESSAGE_PUT_TIME_LIMIT
+ ERROR_REASON_PARSE,
Response.Status.BAD_REQUEST.getStatusCode());
} finally {
if (null != entityManagerConfig) {
entityManagerConfig.close();
}
}
return JsonResponseWrapper.getResponse(Response.Status.OK,
"time limit updated");
}
/**
* DELETE method : deletes the time limit
*
* @return Response
*/
@DELETE
public Response deleteTimeLimit() {
if (null == timeLimitEntity) {
logger.error(String
.format(ERROR_MESSAGE_TIME_LIMIT_NOT_FOUND, guid));
throw new EntityNotFoundException(String.format(
ERROR_MESSAGE_TIME_LIMIT_NOT_FOUND, guid));
}
try {
entityManagerConfig.getTransaction().begin();
entityManagerConfig.remove(timeLimitEntity);
entityManagerConfig.getTransaction().commit();
}catch (RollbackException re) {
ApplicationJsonException.handleSQLException(re,
ERROR_MESSAGE_DELETE_TIME_LIMIT, logger);
logger.error(ERROR_MESSAGE_PUT_TIME_LIMIT + ERROR_REASON_ROLLBACK,
re);
throw re;
}
finally {
if (null != entityManagerConfig) {
entityManagerConfig.close();
}
}
return JsonResponseWrapper.getResponse(Response.Status.OK,
"time limit deleted");
}
/**
* Returns the resource formatted as json
*
* @param timeLimitEntity
* TimeLimitEntity
* @param path
* String
* @return JSONObject
* @throws JSONException
*/
public static JSONObject asJson(TimeLimitEntity timeLimitEntity, String path)
throws JSONException {
final JSONObject timeLimitAsJson = ApiResource.getMetaResource(path,
TimeLimitResource.class);
timeLimitAsJson.put("limitname", timeLimitEntity.getLimitname())
.put("limittime", new SimpleDateFormat("hh:mm:ss").format(timeLimitEntity.getLimittime().getTime()));
return timeLimitAsJson;
}
/**
* Method toString.
*
* @return String
*/
public String toString() {
String res = "";
res += timeLimitEntity.getGuid();
return res;
}
}