From 19c93331f06f1452647d82d9388c14d1415de3bf Mon Sep 17 00:00:00 2001
From: Jaxsun McCarthy Huggan
Date: Tue, 21 Jun 2016 19:28:12 -0700
Subject: 496452: Support import/export of TaskCategories

Change-Id: I075632b251a0e7f41d2e7b16808bba4e9774f088
Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=496452
---
 .../src/org/eclipse/mylyn/internal/tasks/core/TransferList.java    | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal')

diff --git a/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/TransferList.java b/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/TransferList.java
index 95516d1d0..56095732d 100644
--- a/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/TransferList.java
+++ b/org.eclipse.mylyn.tasks.core/src/org/eclipse/mylyn/internal/tasks/core/TransferList.java
@@ -22,7 +22,7 @@ import org.eclipse.mylyn.tasks.core.ITask;
 
 /**
  * Used to externalize queries.
- * 
+ *
  * @author Steffen
  */
 public class TransferList implements ITransferList {
@@ -58,7 +58,10 @@ public class TransferList implements ITransferList {
 	}
 
 	public boolean addTask(ITask task, AbstractTaskContainer parentContainer) {
-		tasks.add((AbstractTask) task);
+		if (!tasks.contains(task)) {
+			tasks.add((AbstractTask) task);
+		}
+		parentContainer.internalAddChild((AbstractTask) task);
 		return true;
 	}
 
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