Changeset 1126 for trunk/autoquest-core-tasktrees/src/main/java/de/ugoe/cs/autoquest/tasktrees/treeimpl/TaskTreeNode.java

Timestamp:

03/18/13 11:50:04 (11 years ago)

Author:

pharms

Message:

• extended task tree model with support for optionalities
• improved performance of task tree handling
• improved visualization of task trees

File:

• trunk/autoquest-core-tasktrees/src/main/java/de/ugoe/cs/autoquest/tasktrees/treeimpl/TaskTreeNode.java (modified) (6 diffs)

trunk/autoquest-core-tasktrees/src/main/java/de/ugoe/cs/autoquest/tasktrees/treeimpl/TaskTreeNode.java

@@ -15 +15 @@
 package de.ugoe.cs.autoquest.tasktrees.treeimpl;
 
-import java.util.ArrayList;
+import java.util.Collections;
+import java.util.LinkedList;
 import java.util.List;
 
@@ -85 +86 @@
     public synchronized List<ITaskTreeNode> getChildren() {
         if ((children == null) || (children.size() == 0)) {
-            return new ArrayList<ITaskTreeNode>();
-        }
-
-        return children.subList(0, children.size());
+            return new LinkedList<ITaskTreeNode>();
+        }
+
+        return Collections.unmodifiableList(children);
     }
 
@@ -154 +155 @@
     @Override
     public synchronized String toString() {
-        if (children == null) {
-            return name + "(" + id + ")";
-        }
-        else {
-            return name + "(" + id + ", " + children.size() + " children)";
-        }
+        StringBuffer result = new StringBuffer();
+        result.append(name);
+        result.append('(');
+        result.append(id);
+        
+        if (description != null) {
+            result.append(", ");
+            result.append(description);
+        }
+        
+        if (children != null) {
+            result.append(", ");
+            result.append(children.size());
+            result.append(" children");
+        }
+        
+        result.append(')');
+        return result.toString();
     }
 
@@ -177 +190 @@
     synchronized void addChild(ITaskTreeNode child) {
         if (children == null) {
-            children = new ArrayList<ITaskTreeNode>();
+            children = new LinkedList<ITaskTreeNode>();
         }
 
@@ -188 +201 @@
     synchronized void addChild(int index, ITaskTreeNode child) {
         if (children == null) {
-            children = new ArrayList<ITaskTreeNode>();
+            children = new LinkedList<ITaskTreeNode>();
         }
 
@@ -216 +229 @@
 
             if (children != null) {
-                clone.children = new ArrayList<ITaskTreeNode>();
+                clone.children = new LinkedList<ITaskTreeNode>();
 
                 for (ITaskTreeNode child : children) {