Index: trunk/autoquest-ui-core/src/main/java/de/ugoe/cs/autoquest/commands/sequences/CMDmergeSequences.java
===================================================================
--- trunk/autoquest-ui-core/src/main/java/de/ugoe/cs/autoquest/commands/sequences/CMDmergeSequences.java	(revision 1091)
+++ trunk/autoquest-ui-core/src/main/java/de/ugoe/cs/autoquest/commands/sequences/CMDmergeSequences.java	(revision 1091)
@@ -0,0 +1,132 @@
+//   Copyright 2012 Georg-August-Universität Göttingen, Germany
+//
+//   Licensed under the Apache License, Version 2.0 (the "License");
+//   you may not use this file except in compliance with the License.
+//   You may obtain a copy of the License at
+//
+//       http://www.apache.org/licenses/LICENSE-2.0
+//
+//   Unless required by applicable law or agreed to in writing, software
+//   distributed under the License is distributed on an "AS IS" BASIS,
+//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//   See the License for the specific language governing permissions and
+//   limitations under the License.
+
+package de.ugoe.cs.autoquest.commands.sequences;
+
+import java.util.Collection;
+import java.util.LinkedList;
+import java.util.List;
+
+import de.ugoe.cs.autoquest.CommandHelpers;
+import de.ugoe.cs.autoquest.SequenceInstanceOf;
+import de.ugoe.cs.autoquest.eventcore.Event;
+import de.ugoe.cs.util.console.Command;
+import de.ugoe.cs.util.console.Console;
+import de.ugoe.cs.util.console.GlobalDataContainer;
+
+/**
+ * <p>
+ * Command to merge all sequences of a collection of sequences into one long sequence depending on
+ * the timestamps of the events
+ * </p>
+ * 
+ * @author Patrick Harms
+ * @version 1.0
+ */
+public class CMDmergeSequences implements Command {
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see de.ugoe.cs.util.console.Command#run(java.util.List)
+     */
+    @SuppressWarnings("unchecked")
+    @Override
+    public void run(List<Object> parameters) {
+        String sequencesName;
+        String newSequencesName;
+        try {
+            sequencesName = (String) parameters.get(0);
+            if (parameters.size() > 1) {
+                newSequencesName = (String) parameters.get(1);
+            }
+            else {
+                newSequencesName = sequencesName;
+            }
+        }
+        catch (Exception e) {
+            throw new IllegalArgumentException("must provide a sequences name");
+        }
+
+        Collection<List<Event>> sequences = null;
+        Object dataObject = GlobalDataContainer.getInstance().getData(sequencesName);
+        if (dataObject == null) {
+            CommandHelpers.objectNotFoundMessage(sequencesName);
+            return;
+        }
+        if (!SequenceInstanceOf.isCollectionOfSequences(dataObject)) {
+            CommandHelpers.objectNotType(sequencesName, "Collection<List<Event<?>>>");
+            return;
+        }
+
+        sequences = (Collection<List<Event>>) dataObject;
+        
+        List<Event> resultingSequence = new LinkedList<Event>();
+        long first = 0;
+        long last = 0;
+        
+        Console.println("merging " + sequences.size() + " sequences");
+        for (List<Event> sequence : sequences) {
+            for (Event event : sequence) {
+                if (event.getTimestamp() < 0) {
+                    Console.printerrln("at least one of the events does not have a correct " +
+                                       "timestamp required for the merging of sequences and " +
+                                       "sorting of events");
+                }
+                
+                if (resultingSequence.isEmpty()) {
+                    resultingSequence.add(event);
+                    first = event.getTimestamp();
+                    last = event.getTimestamp();
+                }
+                else if (event.getTimestamp() < first) {
+                    resultingSequence.add(0, event);
+                    first = event.getTimestamp();
+                }
+                else if (event.getTimestamp() > last) {
+                    resultingSequence.add(event);
+                    last = event.getTimestamp();
+                }
+                else {
+                    for (int i = 0; i < resultingSequence.size(); i++) {
+                        if (event.getTimestamp() <= resultingSequence.get(i).getTimestamp()) {
+                            resultingSequence.add(i, event);
+                            break;
+                        }
+                    }
+                }
+            }
+        }
+        
+        Collection<List<Event>> newSequences = new LinkedList<List<Event>>();
+        newSequences.add(resultingSequence);
+        
+        if (GlobalDataContainer.getInstance().addData(newSequencesName, newSequences)) {
+            CommandHelpers.dataOverwritten(newSequencesName);
+        }
+        
+        Console.println("sequences merged");
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see de.ugoe.cs.util.console.Command#help()
+     */
+    @Override
+    public String help() {
+        return "mergeSequences <sequencesName> {<new sequences>}";
+    }
+
+}
Index: trunk/autoquest-ui-core/src/main/java/de/ugoe/cs/autoquest/commands/sequences/CMDsplitSequences.java
===================================================================
--- trunk/autoquest-ui-core/src/main/java/de/ugoe/cs/autoquest/commands/sequences/CMDsplitSequences.java	(revision 1091)
+++ trunk/autoquest-ui-core/src/main/java/de/ugoe/cs/autoquest/commands/sequences/CMDsplitSequences.java	(revision 1091)
@@ -0,0 +1,124 @@
+//   Copyright 2012 Georg-August-Universität Göttingen, Germany
+//
+//   Licensed under the Apache License, Version 2.0 (the "License");
+//   you may not use this file except in compliance with the License.
+//   You may obtain a copy of the License at
+//
+//       http://www.apache.org/licenses/LICENSE-2.0
+//
+//   Unless required by applicable law or agreed to in writing, software
+//   distributed under the License is distributed on an "AS IS" BASIS,
+//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//   See the License for the specific language governing permissions and
+//   limitations under the License.
+
+package de.ugoe.cs.autoquest.commands.sequences;
+
+import java.util.Collection;
+import java.util.LinkedList;
+import java.util.List;
+
+import de.ugoe.cs.autoquest.CommandHelpers;
+import de.ugoe.cs.autoquest.SequenceInstanceOf;
+import de.ugoe.cs.autoquest.eventcore.Event;
+import de.ugoe.cs.util.console.Command;
+import de.ugoe.cs.util.console.Console;
+import de.ugoe.cs.util.console.GlobalDataContainer;
+
+/**
+ * <p>
+ * Command to split all sequences of a collection of sequences into subsequences depending on
+ * the timestamps of the events. If the difference of the timestamps of two subsequent events is
+ * larger than the provided number of milliseconds, the sequence to which the events belong is
+ * split up into two subsequences between the two events. 
+ * </p>
+ * 
+ * @author Patrick Harms
+ * @version 1.0
+ */
+public class CMDsplitSequences implements Command {
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see de.ugoe.cs.util.console.Command#run(java.util.List)
+     */
+    @SuppressWarnings("unchecked")
+    @Override
+    public void run(List<Object> parameters) {
+        long diff;
+        String sequencesName;
+        String newSequencesName;
+        try {
+            diff = Long.parseLong((String) parameters.get(0));
+            sequencesName = (String) parameters.get(1);
+            if (parameters.size() > 2) {
+                newSequencesName = (String) parameters.get(2);
+            }
+            else {
+                newSequencesName = sequencesName;
+            }
+        }
+        catch (Exception e) {
+            throw new IllegalArgumentException("must provide an integer for the maximum " +
+                                               "timestamp difference and a sequences name");
+        }
+
+        Collection<List<Event>> sequences = null;
+        Object dataObject = GlobalDataContainer.getInstance().getData(sequencesName);
+        if (dataObject == null) {
+            CommandHelpers.objectNotFoundMessage(sequencesName);
+            return;
+        }
+        if (!SequenceInstanceOf.isCollectionOfSequences(dataObject)) {
+            CommandHelpers.objectNotType(sequencesName, "Collection<List<Event<?>>>");
+            return;
+        }
+
+        sequences = (Collection<List<Event>>) dataObject;
+        
+        Collection<List<Event>> newSequences = new LinkedList<List<Event>>();
+        
+        Console.println("splitting " + sequences.size() + " sequences");
+        for (List<Event> sequence : sequences) {
+            Event previous = null;
+            List<Event> resultingSequence = new LinkedList<Event>();
+            for (Event currentEvent : sequence) {
+                if (currentEvent.getTimestamp() < 0) {
+                    Console.printerrln("at least one of the events does not have a correct " +
+                                       "timestamp required for the merging of sequences and " +
+                                       "sorting of events");
+                }
+                
+                if (previous == null) {
+                    previous = currentEvent;
+                }
+                else if (Math.abs(previous.getTimestamp() - currentEvent.getTimestamp()) > diff) {
+                    newSequences.add(resultingSequence);
+                    resultingSequence = new LinkedList<Event>();
+                }
+                
+                resultingSequence.add(currentEvent);
+            }
+            
+            newSequences.add(resultingSequence);
+        }
+        
+        if (GlobalDataContainer.getInstance().addData(newSequencesName, newSequences)) {
+            CommandHelpers.dataOverwritten(newSequencesName);
+        }
+        
+        Console.println("sequences splitted");
+    }
+
+    /*
+     * (non-Javadoc)
+     * 
+     * @see de.ugoe.cs.util.console.Command#help()
+     */
+    @Override
+    public String help() {
+        return "splitSequences <maximumTimestampDifference> <sequencesName> {<newSequences>}";
+    }
+
+}
