X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=org.eclipse.linuxtools.tmf%2Fsrc%2Forg%2Feclipse%2Flinuxtools%2Ftmf%2Ftrace%2FITmfContext.java;h=44d3c5c292413296c460af7c5a6da6104b862a20;hb=abfad0aaf72fb70a528c1124c181b73063ef6404;hp=880f8c6e9f69f7c2f83a022af9e2dada3add86fa;hpb=452ad365ef4eefa84feb7314534d518f7639bfc1;p=deliverable%2Ftracecompass.git

diff --git a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/trace/ITmfContext.java b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/trace/ITmfContext.java
index 880f8c6e9f..44d3c5c292 100644
--- a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/trace/ITmfContext.java
+++ b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/trace/ITmfContext.java
@@ -17,7 +17,10 @@ package org.eclipse.linuxtools.tmf.trace;
  * <p>
  * This is a place-holder for the context objects.
  */
-public interface ITmfContext extends Cloneable {
+public interface ITmfContext {
+
+	public long UNKNOWN_RANK = -2L;
+    public long INITIAL_RANK = -1L;
 
 	public void setLocation(ITmfLocation<?> location);
 	public ITmfLocation<?> getLocation();
@@ -26,4 +29,5 @@ public interface ITmfContext extends Cloneable {
 	public long getRank();
 	public void updateRank(int rank);
 
+	public boolean isValidRank();
 }