示例#1
0
        private IEnumerable <ParameterDefinitionWithValue> GetPersistedProcessParameters(Guid processId, ProcessDefinition processDefinition)
        {
            var persistenceParameters = processDefinition.PersistenceParameters.ToList();
            var parameters            = new List <ParameterDefinitionWithValue>(persistenceParameters.Count());

            List <WorkflowProcessInstancePersistence> persistedParameters;

            using (MySqlConnection connection = new MySqlConnection(ConnectionString))
            {
                persistedParameters = WorkflowProcessInstancePersistence.SelectByProcessId(connection, processId).ToList();
            }

            foreach (var persistedParameter in persistedParameters)
            {
                var parameterDefinition = persistenceParameters.FirstOrDefault(p => p.Name == persistedParameter.ParameterName);
                if (parameterDefinition == null)
                {
                    parameterDefinition = ParameterDefinition.Create(persistedParameter.ParameterName, "System.String", ParameterPurpose.Persistence.ToString(), null);
                }

                parameters.Add(ParameterDefinition.Create(parameterDefinition, _runtime.DeserializeParameter(persistedParameter.Value, parameterDefinition.Type)));
            }

            return(parameters);
        }
示例#2
0
        public void SavePersistenceParameters(ProcessInstance processInstance)
        {
            var parametersToPersistList =
                processInstance.ProcessParameters.Where(ptp => ptp.Purpose == ParameterPurpose.Persistence)
                .Select(ptp =>
            {
                if (ptp.Type == typeof(UnknownParameterType))
                {
                    return new { Parameter = ptp, SerializedValue = (string)ptp.Value }
                }
                ;
                return(new { Parameter = ptp, SerializedValue = ParametersSerializer.Serialize(ptp.Value, ptp.Type) });
            })
                .ToList();

            using (MySqlConnection connection = new MySqlConnection(ConnectionString))
            {
                var persistedParameters = WorkflowProcessInstancePersistence.SelectByProcessId(connection, processInstance.ProcessId).ToList();

                foreach (var parameterDefinitionWithValue in parametersToPersistList)
                {
                    var persistence =
                        persistedParameters.SingleOrDefault(
                            pp => pp.ParameterName == parameterDefinitionWithValue.Parameter.Name);
                    {
                        if (persistence == null)
                        {
                            if (parameterDefinitionWithValue.SerializedValue != null)
                            {
                                persistence = new WorkflowProcessInstancePersistence
                                {
                                    Id            = Guid.NewGuid(),
                                    ProcessId     = processInstance.ProcessId,
                                    ParameterName = parameterDefinitionWithValue.Parameter.Name,
                                    Value         = parameterDefinitionWithValue.SerializedValue
                                };
                                persistence.Insert(connection);
                            }
                        }
                        else
                        {
                            if (parameterDefinitionWithValue.SerializedValue != null)
                            {
                                persistence.Value = parameterDefinitionWithValue.SerializedValue;
                                persistence.Update(connection);
                            }
                            else
                            {
                                WorkflowProcessInstancePersistence.Delete(connection, persistence.Id);
                            }
                        }
                    }
                }
            }
        }
示例#3
0
        public void SavePersistenceParameters(ProcessInstance processInstance)
        {
            var parametersToPersistList =
                processInstance.ProcessParameters.Where(ptp => ptp.Purpose == ParameterPurpose.Persistence).Select(ptp => new { Parameter = ptp, SerializedValue = _runtime.SerializeParameter(ptp.Value, ptp.Type) })
                .ToList();
            var persistenceParameters = processInstance.ProcessScheme.PersistenceParameters.ToList();

            using (MySqlConnection connection = new MySqlConnection(ConnectionString))
            {
                var persistedParameters = WorkflowProcessInstancePersistence.SelectByProcessId(connection, processInstance.ProcessId).Where(
                    WorkflowProcessInstancep => persistenceParameters.Select(pp => pp.Name).Contains(WorkflowProcessInstancep.ParameterName)).ToList();

                foreach (var parameterDefinitionWithValue in parametersToPersistList)
                {
                    var persistence =
                        persistedParameters.SingleOrDefault(
                            pp => pp.ParameterName == parameterDefinitionWithValue.Parameter.Name);
                    {
                        if (persistence == null)
                        {
                            if (parameterDefinitionWithValue.SerializedValue != null)
                            {
                                persistence = new WorkflowProcessInstancePersistence()
                                {
                                    Id            = Guid.NewGuid(),
                                    ProcessId     = processInstance.ProcessId,
                                    ParameterName = parameterDefinitionWithValue.Parameter.Name,
                                    Value         = parameterDefinitionWithValue.SerializedValue
                                };
                                persistence.Insert(connection);
                            }
                        }
                        else
                        {
                            if (parameterDefinitionWithValue.SerializedValue != null)
                            {
                                persistence.Value = parameterDefinitionWithValue.SerializedValue;
                                persistence.Update(connection);
                            }
                            else
                            {
                                WorkflowProcessInstancePersistence.Delete(connection, persistence.Id);
                            }
                        }
                    }
                }
            }
        }
示例#4
0
        private IEnumerable <ParameterDefinitionWithValue> GetPersistedProcessParameters(Guid processId, ProcessDefinition processDefinition)
        {
            var persistenceParameters = processDefinition.PersistenceParameters.ToList();
            var parameters            = new List <ParameterDefinitionWithValue>(persistenceParameters.Count());

            List <WorkflowProcessInstancePersistence> persistedParameters;

            using (MySqlConnection connection = new MySqlConnection(ConnectionString))
            {
                persistedParameters = WorkflowProcessInstancePersistence.SelectByProcessId(connection, processId)
                                      .Where(WorkflowProcessInstancep => persistenceParameters.Select(pp => pp.Name).Contains(WorkflowProcessInstancep.ParameterName)).ToList();
            }

            foreach (var persistedParameter in persistedParameters)
            {
                var parameterDefinition = persistenceParameters.Single(p => p.Name == persistedParameter.ParameterName);
                parameters.Add(ParameterDefinition.Create(parameterDefinition, _runtime.DeserializeParameter(persistedParameter.Value, parameterDefinition.Type)));
            }

            return(parameters);
        }