| 1 | /** |
| 2 | * |
| 3 | */ |
| 4 | package de.uka.ipd.sdq.sensorframework.dao.file.entities; |
| 5 | |
| 6 | import java.io.IOException; |
| 7 | import java.io.Serializable; |
| 8 | import java.util.ArrayList; |
| 9 | import java.util.Collection; |
| 10 | import java.util.HashMap; |
| 11 | |
| 12 | import de.uka.ipd.sdq.sensorframework.dao.file.FileDAOFactory; |
| 13 | import de.uka.ipd.sdq.sensorframework.entities.Experiment; |
| 14 | import de.uka.ipd.sdq.sensorframework.entities.ExperimentRun; |
| 15 | import de.uka.ipd.sdq.sensorframework.entities.Measurement; |
| 16 | import de.uka.ipd.sdq.sensorframework.entities.ScalabilityMeasurement; |
| 17 | import de.uka.ipd.sdq.sensorframework.entities.ScalabilitySensor; |
| 18 | import de.uka.ipd.sdq.sensorframework.entities.Sensor; |
| 19 | import de.uka.ipd.sdq.sensorframework.entities.SensorAndMeasurements; |
| 20 | import de.uka.ipd.sdq.sensorframework.entities.State; |
| 21 | import de.uka.ipd.sdq.sensorframework.entities.StateMeasurement; |
| 22 | import de.uka.ipd.sdq.sensorframework.entities.StateSensor; |
| 23 | import de.uka.ipd.sdq.sensorframework.entities.TimeSpanMeasurement; |
| 24 | import de.uka.ipd.sdq.sensorframework.entities.TimeSpanSensor; |
| 25 | import de.uka.ipd.sdq.sensorframework.entities.dao.IDAOFactory; |
| 26 | |
| 27 | /** |
| 28 | * Entity implementation for Experiment Runs. Contains BackgroundMemoryLists to quickly store the |
| 29 | * huge amounts of sensor data generated by simulations. |
| 30 | * |
| 31 | * @author Ihssane El-Oudghiri |
| 32 | * @author Steffen Becker |
| 33 | * |
| 34 | */ |
| 35 | public class ExperimentRunImpl extends AbstractFileEntity implements ExperimentRun, Serializable { |
| 36 | |
| 37 | private static final long serialVersionUID = 6496657460961660218L; |
| 38 | |
| 39 | /** |
| 40 | * Persistent ID of this entity |
| 41 | */ |
| 42 | private long experimentRunID; |
| 43 | |
| 44 | /** |
| 45 | * Date and Time of the experiment run |
| 46 | */ |
| 47 | private String experimentDateTime; |
| 48 | |
| 49 | /** |
| 50 | * Contains the measurements and event times for each sensor in this experiment run. |
| 51 | * Hashes sensor ID on the sensor's measurements. It is transient as it uses fast |
| 52 | * BackgroundMemoryLists which persist themselves |
| 53 | */ |
| 54 | private transient HashMap<Long, AbstractSensorAndMeasurements> measurementsForSensor; |
| 55 | |
| 56 | /** |
| 57 | * ID of the Experiment of this Experiment Run. Used for internal checks |
| 58 | */ |
| 59 | public long idOfParentExperiment; |
| 60 | |
| 61 | public ExperimentRunImpl(IDAOFactory factory) { |
| 62 | super(factory); |
| 63 | measurementsForSensor = new HashMap<Long, AbstractSensorAndMeasurements>(); |
| 64 | } |
| 65 | |
| 66 | /* Operation is unsupported as the file provider relies on fast SensorAndMeasurement objects |
| 67 | * (non-Javadoc) |
| 68 | * @see de.uka.ipd.sdq.sensorframework.entities.ExperimentRun#addMeasurement(de.uka.ipd.sdq.sensorframework.entities.Measurement) |
| 69 | */ |
| 70 | public void addMeasurement(Measurement value) { |
| 71 | throw new UnsupportedOperationException(); |
| 72 | } |
| 73 | |
| 74 | public ScalabilityMeasurement addScalabilityMeasurement(ScalabilitySensor p_sensor, |
| 75 | Double[] p_parameters, double p_result) { |
| 76 | AbstractSensorAndMeasurements sam = saveGetSensorAndMeasurements(p_sensor); |
| 77 | ((ScalabilitySensorAndMeasurement) sam).addResult(p_parameters, p_result); |
| 78 | |
| 79 | // We do not really have a DAO, hence we do not support returning an measurement entity. |
| 80 | // This is uncritical as our caller is also not expecting to get one |
| 81 | return null; |
| 82 | } |
| 83 | |
| 84 | public StateMeasurement addStateMeasurement(StateSensor p_sensor, |
| 85 | State p_sensorstate, double p_eventtime) { |
| 86 | if (p_sensor == null || p_sensorstate == null) |
| 87 | throw new IllegalArgumentException("p_sensor or p_sensorstate is null, eventtime is " + p_eventtime); |
| 88 | |
| 89 | AbstractSensorAndMeasurements sam = saveGetSensorAndMeasurements(p_sensor); |
| 90 | ((StateSensorAndMeasurement) sam).addState(p_eventtime, p_sensorstate); |
| 91 | |
| 92 | // We do not really have a DAO, hence we do not support returning an measurement entity. |
| 93 | // This is uncritical as our caller is also not expecting to get one |
| 94 | return null; |
| 95 | } |
| 96 | |
| 97 | public TimeSpanMeasurement addTimeSpanMeasurement(TimeSpanSensor p_sensor, |
| 98 | double p_eventtime, double p_timespan) { |
| 99 | AbstractSensorAndMeasurements sam = saveGetSensorAndMeasurements(p_sensor); |
| 100 | ((TimeSpanSensorAndMeasurement) sam).addTimeSpan(p_eventtime, p_timespan); |
| 101 | |
| 102 | // We do not really have a DAO, hence we do not support returning an measurement entity. |
| 103 | // This is uncritical as our caller is also not expecting to get one |
| 104 | return null; |
| 105 | } |
| 106 | |
| 107 | private AbstractSensorAndMeasurements createMeasurementStorage( |
| 108 | Sensor sensor) { |
| 109 | AbstractSensorAndMeasurements sam = null; |
| 110 | try { |
| 111 | if (sensor instanceof TimeSpanSensor) |
| 112 | sam = new TimeSpanSensorAndMeasurement(((FileDAOFactory)factory).getFileManager(),this,sensor); |
| 113 | else if (sensor instanceof StateSensor) |
| 114 | sam = new StateSensorAndMeasurement(((FileDAOFactory)factory).getFileManager(),this,sensor); |
| 115 | else if (sensor instanceof ScalabilitySensor) |
| 116 | sam = new ScalabilitySensorAndMeasurement(((FileDAOFactory)factory).getFileManager(),this,sensor); |
| 117 | else |
| 118 | throw new RuntimeException("Invalid sensor type found: " + |
| 119 | sensor.getClass()+" is not a TimeSpanSensor, a StateSensor, " + |
| 120 | "or a Scalability sensor - fix your implementation, please!"); |
| 121 | } catch(IOException e) { |
| 122 | throw new RuntimeException(e); |
| 123 | } |
| 124 | measurementsForSensor.put(sensor.getSensorID(), sam); |
| 125 | return sam; |
| 126 | } |
| 127 | |
| 128 | @Override |
| 129 | public boolean equals(Object obj) { |
| 130 | if (!(obj instanceof ExperimentRunImpl)) |
| 131 | return false; |
| 132 | ExperimentRunImpl er = (ExperimentRunImpl) obj; |
| 133 | |
| 134 | if (!(experimentRunID == er.getExperimentRunID() && experimentDateTime |
| 135 | .equals(er.getExperimentDateTime()))) |
| 136 | return false; |
| 137 | |
| 138 | return true; |
| 139 | } |
| 140 | |
| 141 | public String getExperimentDateTime() { |
| 142 | return experimentDateTime; |
| 143 | } |
| 144 | |
| 145 | public long getExperimentRunID() { |
| 146 | return experimentRunID; |
| 147 | } |
| 148 | |
| 149 | public long getID() { |
| 150 | return this.getExperimentRunID(); |
| 151 | } |
| 152 | |
| 153 | public Collection<Measurement> getMeasurements() { |
| 154 | ArrayList<Measurement> m = new ArrayList<Measurement>(); |
| 155 | |
| 156 | for (Sensor s : getParentExperiment().getSensors()) { |
| 157 | m.addAll(getMeasurementsOfSensor(s).getMeasurements()); |
| 158 | } |
| 159 | return m; |
| 160 | } |
| 161 | |
| 162 | public SensorAndMeasurements getMeasurementsOfSensor(Sensor sensor) { |
| 163 | if (!getParentExperiment().getSensors().contains(sensor)) { |
| 164 | throw new IllegalArgumentException("Error: Sensor given is not part of this experiment " |
| 165 | + sensor.getSensorName()); |
| 166 | } |
| 167 | AbstractSensorAndMeasurements sam = saveGetSensorAndMeasurements(sensor); |
| 168 | return new SensorAndMeasurements(sensor, sam.getMeasurements()); |
| 169 | } |
| 170 | |
| 171 | private Experiment getParentExperiment() { |
| 172 | return factory.createExperimentDAO().get(idOfParentExperiment); |
| 173 | } |
| 174 | |
| 175 | /** Returns the sensor and measurement object to the given sensor - creating it if neccessary |
| 176 | * @param sensor The sensor of the SAM |
| 177 | * @return The created SAM |
| 178 | */ |
| 179 | private AbstractSensorAndMeasurements saveGetSensorAndMeasurements( |
| 180 | Sensor sensor) { |
| 181 | AbstractSensorAndMeasurements sam = measurementsForSensor.get(sensor |
| 182 | .getSensorID()); |
| 183 | if (sam == null) { |
| 184 | sam = createMeasurementStorage(sensor); |
| 185 | } |
| 186 | return sam; |
| 187 | } |
| 188 | |
| 189 | public void setExperimentDateTime(String experimetDateTime) { |
| 190 | this.experimentDateTime = experimetDateTime; |
| 191 | } |
| 192 | |
| 193 | public void setExperimentRunID(long experimentRunID) { |
| 194 | this.experimentRunID = experimentRunID; |
| 195 | } |
| 196 | |
| 197 | @Override |
| 198 | public void setFactory(FileDAOFactory factory) { |
| 199 | super.setFactory(factory); |
| 200 | if (measurementsForSensor == null) |
| 201 | measurementsForSensor = new HashMap<Long, AbstractSensorAndMeasurements>(); |
| 202 | } |
| 203 | |
| 204 | public void setParentExperimentID(long id) { |
| 205 | this.idOfParentExperiment = id; |
| 206 | } |
| 207 | |
| 208 | |
| 209 | } |