Changeset 1146 for trunk/autoquest-test-utils/src/main/java/de/ugoe/cs/autoquest/tasktrees/TaskTreeDecoder.java

Timestamp:

04/04/13 16:06:07 (12 years ago)

Author:

pharms

Message:

• complete refactoring of task tree model with a separation of task models and task instances
• appropriate adaptation of task tree generation process
• appropriate adaptation of commands and task tree visualization

File:

• trunk/autoquest-test-utils/src/main/java/de/ugoe/cs/autoquest/tasktrees/TaskTreeDecoder.java (moved) (moved from trunk/autoquest-test-utils/src/main/java/de/ugoe/cs/autoquest/tasktrees/TaskTreeInstantiator.java) (8 diffs)

trunk/autoquest-test-utils/src/main/java/de/ugoe/cs/autoquest/tasktrees/TaskTreeDecoder.java

@@ -26 +26 @@
 import de.ugoe.cs.autoquest.tasktrees.treeifc.ISelection;
 import de.ugoe.cs.autoquest.tasktrees.treeifc.ISequence;
-import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskTreeBuilder;
-import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskTreeNode;
-import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskTreeNodeFactory;
+import de.ugoe.cs.autoquest.tasktrees.treeifc.ITask;
+import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskBuilder;
+import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskFactory;
+import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskInstance;
+import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskInstanceList;
+import de.ugoe.cs.autoquest.tasktrees.treeifc.IUserSession;
 import de.ugoe.cs.autoquest.test.DummyGUIElement;
 
@@ -37 +40 @@
  * @author 2012, last modified by $Author: patrick$
  */
-public class TaskTreeInstantiator {
-    
-    /** */
-    private static Pattern taskPattern = Pattern.compile("([^{}]+)\\{|\\}");
-    
-    /** */
-    private static Pattern taskDetailsPattern =
+public class TaskTreeDecoder {
+    
+    /** */
+    private static Pattern taskInstancePattern = Pattern.compile("([^{}]+)\\{|\\}");
+    
+    /** */
+    private static Pattern taskInstanceDetailsPattern =
         Pattern.compile("\\s*(\\w*)\\s*([\\w\\(\\)\"]*)\\s*((\\w*)|(\".*\"))?");
     
     /** */
-    private ITaskTreeNodeFactory taskTreeNodeFactory;
-    
-    /** */
-    private ITaskTreeBuilder taskTreeBuilder;
+    private ITaskFactory taskFactory;
+    
+    /** */
+    private ITaskBuilder taskBuilder;
     
     /** */
     Map<String, IEventTarget> targets = new HashMap<String, IEventTarget>();
     
+    /** */
+    Map<String, ITask> tasks = new HashMap<String, ITask>();
+    
     /**
      *
      */
-    public TaskTreeInstantiator(ITaskTreeNodeFactory taskTreeNodeFactory,
-                                ITaskTreeBuilder taskTreeBuilder)
-    {
+    public TaskTreeDecoder(ITaskFactory taskFactory, ITaskBuilder taskBuilder) {
         super();
-        this.taskTreeNodeFactory = taskTreeNodeFactory;
-        this.taskTreeBuilder = taskTreeBuilder;
+        this.taskFactory = taskFactory;
+        this.taskBuilder = taskBuilder;
     }
 
@@ -69 +73 @@
      *
      */
-    public ITaskTreeNode instantiateTaskTree(String taskTreeSpec) {
-        ITaskTreeNode task = null;
-
-        Matcher taskMatcher = taskPattern.matcher(taskTreeSpec);
+    public ITaskInstanceList decode(String taskTreeSpec) {
+        ITaskInstanceList taskInstanceList = null;
+
+        Matcher taskMatcher = taskInstancePattern.matcher(taskTreeSpec);
 
         if (taskMatcher.find()) {
-            task = parseTask(taskMatcher);
+            taskInstanceList = parseTaskInstanceList(taskMatcher);
         }
         
@@ -82 +86 @@
         }
         
-        return task;
+        return taskInstanceList;
     }
 
@@ -88 +92 @@
      * 
      */
-    private ITaskTreeNode parseTask(Matcher taskMatcher) {
+    private ITaskInstanceList parseTaskInstanceList(Matcher taskMatcher) {
         if ("}".equals(taskMatcher.group(1))) {
-            throw new IllegalArgumentException("invalid task specification");
+            throw new IllegalArgumentException("invalid task instance list specification");
         }
         
         String taskDetails = taskMatcher.group(1);
         
-        Matcher matcher = taskDetailsPattern.matcher(taskDetails);
+        Matcher matcher = taskInstanceDetailsPattern.matcher(taskDetails);
         
         if (!matcher.find()) {
@@ -101 +105 @@
         }
 
-        ITaskTreeNode task;
-        
         String type = matcher.group(1);
         
-        String targetId = matcher.group(2);
-        if ((matcher.group(4) != null) && (!"".equals(matcher.group(4).trim()))) {
-            targetId += matcher.group(4).trim();
-        }
-        
-        IEventTarget target = targets.get(targetId);
-        
-        if (target == null) {
-            target = new DummyGUIElement(targetId);
-            targets.put(targetId, target);
-        }
-        
-        if ("Sequence".equals(type)) {
-            task = taskTreeNodeFactory.createNewSequence();
-        }
-        else if ("Selection".equals(type)) {
-            task = taskTreeNodeFactory.createNewSelection();
-        }
-        else if ("Iteration".equals(type)) {
-            task = taskTreeNodeFactory.createNewIteration();
-        }
-        else if ("Optional".equals(type)) {
-            task = taskTreeNodeFactory.createNewOptional();
+        ITaskInstanceList list;
+        
+        if ("UserSession".equals(type)) {
+            list = taskFactory.createUserSession();
+        }
+        else if ("TaskInstances".equals(type)) {
+            list = taskFactory.createNewTaskInstance(taskFactory.createNewSequence());
         }
         else {
-            task = taskTreeNodeFactory.createNewEventTask(new StringEventType(type), target);
+            throw new IllegalArgumentException("unknown type of task instance list: " + type);
+        }
+        
+        while (taskMatcher.find() && !"}".equals(taskMatcher.group(0))) {
+            ITaskInstance childInstance = parseTaskInstance(taskMatcher);
+            
+            if (!(list instanceof IUserSession)) {
+                taskBuilder.addChild
+                    ((ISequence) ((ITaskInstance) list).getTask(), childInstance.getTask());
+            }
+
+            taskBuilder.addTaskInstance(list, childInstance);
+        }
+
+        return list;
+    }
+
+    /**
+     * 
+     */
+    private ITaskInstance parseTaskInstance(Matcher taskMatcher) {
+        if ("}".equals(taskMatcher.group(1))) {
+            throw new IllegalArgumentException("invalid task instance specification");
+        }
+        
+        String taskDetails = taskMatcher.group(1);
+        
+        Matcher matcher = taskInstanceDetailsPattern.matcher(taskDetails);
+        
+        if (!matcher.find()) {
+            throw new IllegalArgumentException("could not parse task details");
+        }
+
+        String type = matcher.group(1);
+        String id = matcher.group(2);
+        
+        ITask task = tasks.get(id);
+        
+        if (task == null) {
+            if ("Sequence".equals(type)) {
+                task = taskFactory.createNewSequence();
+            }
+            else if ("Selection".equals(type)) {
+                task = taskFactory.createNewSelection();
+            }
+            else if ("Iteration".equals(type)) {
+                task = taskFactory.createNewIteration();
+            }
+            else if ("Optional".equals(type)) {
+                task = taskFactory.createNewOptional();
+            }
+            else {
+                IEventTarget target = targets.get(id);
+            
+                if (target == null) {
+                    target = new DummyGUIElement(id);
+                    targets.put(id, target);
+                }
+            
+                task = taskFactory.createNewEventTask(new StringEventType(type), target);
+            }
+            
+            tasks.put(id, task);
         }
         
         if ((matcher.group(5) != null) && (!"".equals(matcher.group(5).trim()))) {
-            taskTreeBuilder.setDescription(task, matcher.group(5).trim());
-        }
-
+            taskBuilder.setDescription(task, matcher.group(5).trim());
+        }
+
+        ITaskInstance instance = taskFactory.createNewTaskInstance(task);
+        
         while (taskMatcher.find() && !"}".equals(taskMatcher.group(0))) {
+            ITaskInstance childInstance = parseTaskInstance(taskMatcher);
+            
             if (task instanceof ISequence) {
-                taskTreeBuilder.addChild((ISequence) task, parseTask(taskMatcher));
+                taskBuilder.addChild((ISequence) task, childInstance.getTask());
             }
             else if (task instanceof ISelection) {
-                taskTreeBuilder.addChild((ISelection) task, parseTask(taskMatcher));
+                taskBuilder.addChild((ISelection) task, childInstance.getTask());
             }
             else if (task instanceof IIteration) {
-                if ((task.getChildren() == null) || (task.getChildren().size() == 0)) {
-                    taskTreeBuilder.setChild((IIteration) task, parseTask(taskMatcher));
-                }
-                else {
+                if (((IIteration) task).getMarkedTask() == null) {
+                    taskBuilder.setMarkedTask((IIteration) task, childInstance.getTask());
+                }
+                else if (!((IIteration) task).getMarkedTask().equals(childInstance.getTask())) {
                     throw new IllegalArgumentException
                         ("can not add more than one child to an iteration");
@@ -154 +206 @@
             }
             else if (task instanceof IOptional) {
-                if ((task.getChildren() == null) || (task.getChildren().size() == 0)) {
-                    taskTreeBuilder.setChild((IOptional) task, parseTask(taskMatcher));
-                }
-                else {
+                if (((IOptional) task).getMarkedTask() == null) {
+                    taskBuilder.setMarkedTask((IOptional) task, childInstance.getTask());
+                }
+                else if (!((IOptional) task).getMarkedTask().equals(childInstance.getTask())) {
                     throw new IllegalArgumentException
                         ("can not add more than one child to an optional");
@@ -164 +216 @@
             else {
                 throw new IllegalArgumentException("can not add children to something that is no " +
-                                                   "sequence, selection, or iteration");
-            }
-        }
-
-        return task;
+                                                   "sequence, selection, iteration, or optional");
+            }
+            
+            taskBuilder.addChild(instance, childInstance);
+        }
+
+        return instance;
     }