1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2008 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using System;
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23 | using System.Collections.Generic;
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24 | using System.Linq;
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25 | using System.Text;
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26 | using HeuristicLab.Hive.Contracts.Interfaces;
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27 | using HeuristicLab.Hive.Contracts.BusinessObjects;
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28 | using HeuristicLab.Hive.Contracts;
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29 | using HeuristicLab.Hive.Server.Core.InternalInterfaces.DataAccess;
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30 |
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31 | namespace HeuristicLab.Hive.Server.Core {
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32 | class JobManager: IJobManager {
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33 |
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34 | IJobAdapter jobAdapter;
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35 | ILifecycleManager lifecycleManager;
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36 |
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37 | #region IJobManager Members
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38 |
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39 | public JobManager() {
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40 | jobAdapter = ServiceLocator.GetJobAdapter();
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41 |
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42 | lifecycleManager = ServiceLocator.GetLifecycleManager();
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43 |
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44 | lifecycleManager.RegisterStartup(new EventHandler(lifecycleManager_OnStartup));
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45 | lifecycleManager.RegisterStartup(new EventHandler(lifecycleManager_OnShutdown));
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46 | }
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47 |
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48 | void checkForDeadJobs() {
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49 | List<Job> allJobs = new List<Job>(jobAdapter.GetAll());
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50 | foreach (Job curJob in allJobs) {
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51 | if (curJob.State == State.calculating) {
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52 | // TODO check for job results
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53 | curJob.State = State.idle;
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54 | curJob.Percentage = 0;
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55 | curJob.Client = null;
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56 | }
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57 | }
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58 | }
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59 |
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60 | void lifecycleManager_OnStartup(object sender, EventArgs e) {
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61 | checkForDeadJobs();
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62 | }
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63 |
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64 | void lifecycleManager_OnShutdown(object sender, EventArgs e) {
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65 | checkForDeadJobs();
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66 | }
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67 |
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68 | /// <summary>
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69 | /// returns all jobs stored in the database
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70 | /// </summary>
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71 | /// <returns></returns>
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72 | public ResponseList<Job> GetAllJobs() {
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73 | ResponseList<Job> response = new ResponseList<Job>();
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74 |
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75 | response.List = new List<Job>(jobAdapter.GetAll());
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76 | response.Success = true;
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77 | response.StatusMessage = ApplicationConstants.RESPONSE_JOB_ALL_JOBS;
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78 |
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79 | return response;
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80 | }
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81 |
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82 | /// <summary>
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83 | /// Adds a new job into the database
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84 | /// </summary>
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85 | /// <param name="job"></param>
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86 | /// <returns></returns>
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87 | public ResponseObject<Job> AddNewJob(Job job) {
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88 | ResponseObject<Job> response = new ResponseObject<Job>();
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89 |
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90 | if (job != null) {
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91 | if (job.State != State.offline) {
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92 | response.Success = false;
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93 | response.StatusMessage = ApplicationConstants.RESPONSE_JOB_JOBSTATE_MUST_BE_OFFLINE;
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94 | return response;
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95 | }
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96 | if (job.Id != 0) {
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97 | response.Success = false;
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98 | response.StatusMessage = ApplicationConstants.RESPONSE_JOB_ID_MUST_NOT_BE_SET;
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99 | return response;
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100 | }
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101 | if (job.SerializedJob == null) {
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102 | response.StatusMessage = ApplicationConstants.RESPONSE_JOB_JOB_NULL;
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103 | response.Success = false;
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104 | return response;
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105 | }
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106 |
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107 | jobAdapter.Update(job);
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108 | response.Success = true;
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109 | response.Obj = job;
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110 | response.StatusMessage = ApplicationConstants.RESPONSE_JOB_JOB_ADDED;
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111 | } else {
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112 | response.Success = false;
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113 | response.StatusMessage = ApplicationConstants.RESPONSE_JOB_JOB_NULL;
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114 | }
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115 |
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116 | return response;
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117 | }
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118 |
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119 | /// <summary>
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120 | /// Removes a job from the database
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121 | /// </summary>
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122 | /// <param name="jobId"></param>
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123 | /// <returns></returns>
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124 | public Response RemoveJob(long jobId) {
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125 | Response response = new Response();
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126 |
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127 | Job job = jobAdapter.GetById(jobId);
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128 | if (job == null) {
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129 | response.Success = false;
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130 | response.StatusMessage = ApplicationConstants.RESPONSE_JOB_JOB_DOESNT_EXIST;
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131 | return response;
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132 | }
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133 | jobAdapter.Delete(job);
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134 | response.Success = false;
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135 | response.StatusMessage = ApplicationConstants.RESPONSE_JOB_JOB_REMOVED;
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136 |
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137 | return response;
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138 | }
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139 |
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140 | #endregion
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141 | }
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142 | }
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