public IHttpActionResult Patch([FromODataUri] int key, Delta <EvidenceLocation> patch)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            EvidenceLocation evidencelocation = db.EvidenceLocations.Find(key);

            if (evidencelocation == null)
            {
                return(NotFound());
            }

            patch.Patch(evidencelocation);

            try
            {
                db.SaveChanges();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!EvidenceLocationExists(key))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(Updated(evidencelocation));
        }
        // PUT odata/EvidenceLocations(5)
        public IHttpActionResult Put([FromODataUri] int key, EvidenceLocation evidencelocation)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            if (key != evidencelocation.Id)
            {
                return(BadRequest());
            }

            db.Entry(evidencelocation).State = EntityState.Modified;

            try
            {
                db.SaveChanges();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!EvidenceLocationExists(key))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(Updated(evidencelocation));
        }
        // POST odata/EvidenceLocations
        public IHttpActionResult Post(EvidenceLocation evidencelocation)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            db.EvidenceLocations.Add(evidencelocation);
            db.SaveChanges();

            return(Created(evidencelocation));
        }
        // DELETE odata/EvidenceLocations(5)
        public IHttpActionResult Delete([FromODataUri] int key)
        {
            EvidenceLocation evidencelocation = db.EvidenceLocations.Find(key);

            if (evidencelocation == null)
            {
                return(NotFound());
            }

            db.EvidenceLocations.Remove(evidencelocation);
            db.SaveChanges();

            return(StatusCode(HttpStatusCode.NoContent));
        }