Changeset 171 for trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/commands/CMDgenerateFixedLengthSequences.java

Timestamp:

09/09/11 06:23:36 (13 years ago)

Author:

sherbold

Message:

• code documentation and formatting

File:

• trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/commands/CMDgenerateFixedLengthSequences.java (modified) (6 diffs)

trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/commands/CMDgenerateFixedLengthSequences.java

@@ -17 +17 @@
 import de.ugoe.cs.util.console.Console;
 
+/**
+ * <p>
+ * Command to generate all sequences of a given length.
+ * </p>
+ * 
+ * @author Steffen Herbold
+ * @version 1.0
+ */
 public class CMDgenerateFixedLengthSequences implements Command {
 
+        /*
+         * (non-Javadoc)
+         * 
+         * @see de.ugoe.cs.util.console.Command#run(java.util.List)
+         */
         @Override
         public void run(List<Object> parameters) {
@@ -32 +45 @@
                         minLength = Integer.parseInt((String) parameters.get(2));
                         maxLength = Integer.parseInt((String) parameters.get(3));
-                        if( parameters.size()>=5 ) {
+                        if (parameters.size() >= 5) {
                                 all = Boolean.parseBoolean((String) parameters.get(4));
                         }
-                        if( parameters.size()==6 ) {
-                                numSequences = Integer.parseInt((String) parameters.get(5)); 
+                        if (parameters.size() == 6) {
+                                numSequences = Integer.parseInt((String) parameters.get(5));
                         }
-                }
-                catch (Exception e) {
+                } catch (Exception e) {
                         throw new InvalidParameterException();
                 }
-                
-                IStochasticProcess model = null; 
-                Object dataObject = GlobalDataContainer.getInstance().getData(modelname);
-                if( dataObject==null ) {
+
+                IStochasticProcess model = null;
+                Object dataObject = GlobalDataContainer.getInstance()
+                                .getData(modelname);
+                if (dataObject == null) {
                         Console.println("Model " + modelname + " not found in storage.");
-                }
-                else if( !(dataObject instanceof IStochasticProcess) ) {
+                } else if (!(dataObject instanceof IStochasticProcess)) {
                         Console.println("Object " + modelname + " not of type MarkovModel!");
                 } else {
                         model = (IStochasticProcess) dataObject;
                         Collection<List<? extends Event<?>>> sequences = new LinkedHashSet<List<? extends Event<?>>>();
-                        for( int length=minLength; length<=maxLength; length++ ) {
-                                sequences.addAll(model.generateValidSequences(length+2));
+                        for (int length = minLength; length <= maxLength; length++) {
+                                sequences.addAll(model.generateValidSequences(length + 2));
                         }
                         Console.traceln("" + sequences.size() + " possible");
-                        if( !all && numSequences<sequences.size() ) {
-                                List<Double> probabilities = new ArrayList<Double>(sequences.size());
+                        if (!all && numSequences < sequences.size()) {
+                                List<Double> probabilities = new ArrayList<Double>(
+                                                sequences.size());
                                 double probSum = 0.0;
-                                for( List<? extends Event<?>> sequence : sequences ) {
+                                for (List<? extends Event<?>> sequence : sequences) {
                                         double prob = model.getProbability(sequence);
                                         probabilities.add(prob);
@@ -67 +80 @@
                                 Set<Integer> drawnSequences = new HashSet<Integer>(numSequences);
                                 Random r = new Random();
-                                while( drawnSequences.size()<numSequences ) {
-                                        double randVal = r.nextDouble()*probSum;
+                                while (drawnSequences.size() < numSequences) {
+                                        double randVal = r.nextDouble() * probSum;
                                         double sum = 0.0d;
                                         int index = -1;
-                                        while( sum<randVal ) {
+                                        while (sum < randVal) {
                                                 index++;
                                                 double currentProb = probabilities.get(index);
                                                 sum += currentProb;
                                         }
-                                        if( !drawnSequences.contains(index) ) {
+                                        if (!drawnSequences.contains(index)) {
                                                 drawnSequences.add(index);
                                                 probSum -= probabilities.get(index);
@@ -84 +97 @@
                                 Collection<List<? extends Event<?>>> retainedSequences = new LinkedList<List<? extends Event<?>>>();
                                 int index = 0;
-                                for( List<? extends Event<?>> sequence : sequences) {
-                                        if( drawnSequences.contains(index) ) {
+                                for (List<? extends Event<?>> sequence : sequences) {
+                                        if (drawnSequences.contains(index)) {
                                                 retainedSequences.add(sequence);
                                         }
@@ -92 +105 @@
                                 sequences = retainedSequences;
                         }
-                        if( GlobalDataContainer.getInstance().addData(sequencesName, sequences) ) {
-                                Console.traceln("Old data \"" + sequencesName + "\" overwritten");
+                        if (GlobalDataContainer.getInstance().addData(sequencesName,
+                                        sequences)) {
+                                Console.traceln("Old data \"" + sequencesName
+                                                + "\" overwritten");
                         }
                         Console.println("" + sequences.size() + " sequences generated");
@@ -99 +114 @@
         }
 
+        /*
+         * (non-Javadoc)
+         * 
+         * @see de.ugoe.cs.util.console.Command#help()
+         */
         @Override
         public void help() {