package de.ugoe.cs.eventbench.commands; import java.security.InvalidParameterException; import java.util.Collection; import java.util.List; import java.util.Map.Entry; import java.util.SortedMap; import java.util.TreeMap; import de.ugoe.cs.eventbench.CommandHelpers; import de.ugoe.cs.eventbench.SequenceInstanceOf; import de.ugoe.cs.eventbench.data.Event; import de.ugoe.cs.eventbench.data.GlobalDataContainer; import de.ugoe.cs.util.console.Command; import de.ugoe.cs.util.console.Console; /** *

* Command to print basic statistical information about stored sequences, e.g., * how many there are of which lenght. *

* * @author Steffen Herbold * @version 1.0 */ public class CMDsequenceStatistics implements Command { /* * (non-Javadoc) * * @see de.ugoe.cs.util.console.Command#run(java.util.List) */ @SuppressWarnings("unchecked") @Override public void run(List parameters) { String sequencesName; try { sequencesName = (String) parameters.get(0); } catch (Exception e) { throw new InvalidParameterException(); } Collection>> sequences = null; Object dataObject = GlobalDataContainer.getInstance().getData( sequencesName); if (dataObject == null) { CommandHelpers.objectNotFoundMessage(sequencesName); return; } if (!SequenceInstanceOf.isCollectionOfSequences(dataObject)) { CommandHelpers.objectNotType(sequencesName, "Collection>>"); return; } sequences = (Collection>>) dataObject; Console.println("Number of Sequences: " + sequences.size()); SortedMap lengthMap = new TreeMap(); for (List> sequence : sequences) { Integer currentSize = sequence.size(); if (lengthMap.containsKey(currentSize)) { lengthMap.put(currentSize, lengthMap.get(currentSize) + 1); } else { lengthMap.put(currentSize, 1); } } for (Entry entry : lengthMap.entrySet()) { Console.println("Of length " + entry.getKey() + ": " + entry.getValue()); } } /* * (non-Javadoc) * * @see de.ugoe.cs.util.console.Command#help() */ @Override public void help() { Console.println("Usage: sequenceStatistics "); } }