| 1 | package de.uka.ipd.sdq.dsexplore.analysis.lqn; |
| 2 | |
| 3 | import java.text.DecimalFormat; |
| 4 | import java.text.DecimalFormatSymbols; |
| 5 | import java.text.ParseException; |
| 6 | import java.util.Locale; |
| 7 | |
| 8 | import org.eclipse.emf.common.util.EList; |
| 9 | |
| 10 | import LqnCore.ActivityDefType; |
| 11 | import LqnCore.OutputResultType; |
| 12 | import LqnCore.TaskType; |
| 13 | |
| 14 | import de.uka.ipd.sdq.dsexplore.analysis.AnalysisFailedException; |
| 15 | |
| 16 | /** |
| 17 | * Provides utility methods which are useful when working with LQN. |
| 18 | * |
| 19 | * @author pmerkle |
| 20 | * |
| 21 | */ |
| 22 | public class LQNUtils { |
| 23 | |
| 24 | /** |
| 25 | * Converts the given String in LQN specific scientific format (e.g. |
| 26 | * 1.0E-003) to the corresponding double value. |
| 27 | * |
| 28 | * @param toConvert |
| 29 | * @return |
| 30 | * @throws AnalysisFailedException |
| 31 | */ |
| 32 | public static double convertStringToDouble(String toConvert) throws ParseException { |
| 33 | double ret; |
| 34 | |
| 35 | toConvert = toConvert.replaceAll("e", "E"); |
| 36 | toConvert = toConvert.replaceAll("\\+", ""); |
| 37 | DecimalFormat format = new DecimalFormat("0.0E000", |
| 38 | DecimalFormatSymbols.getInstance(Locale.ENGLISH)); |
| 39 | ret = format.parse(toConvert).doubleValue(); |
| 40 | |
| 41 | return ret; |
| 42 | } |
| 43 | |
| 44 | public static double getResponseTimeOfSubActivities(TaskType task) throws ParseException { |
| 45 | // We add all result service times of the usage scenario to compute |
| 46 | // the response time |
| 47 | // TODO: check whether this works correctly if the usage scenario |
| 48 | // contains branches |
| 49 | double time = 0; |
| 50 | EList<ActivityDefType> activities = task.getTaskActivities() |
| 51 | .getActivity(); |
| 52 | for (ActivityDefType activity : activities) { |
| 53 | EList<OutputResultType> results = activity.getResultActivity(); |
| 54 | for (OutputResultType outputResultType : results) { |
| 55 | |
| 56 | time += LQNUtils |
| 57 | .convertStringToDouble((String) outputResultType |
| 58 | .getServiceTime()); |
| 59 | } |
| 60 | |
| 61 | } |
| 62 | return time; |
| 63 | } |
| 64 | |
| 65 | |
| 66 | } |