BUG-1759: SET_NW_TOS action values

[controller.git] / opendaylight / md-sal / compatibility / sal-compatibility / src / main / java / org / opendaylight / controller / sal / compatibility / FromSalConversionsUtils.java

diff --git a/opendaylight/md-sal/compatibility/sal-compatibility/src/main/java/org/opendaylight/controller/sal/compatibility/FromSalConversionsUtils.java b/opendaylight/md-sal/compatibility/sal-compatibility/src/main/java/org/opendaylight/controller/sal/compatibility/FromSalConversionsUtils.java
index 1b648dc98c36c0c6e05bfce6740b294dd730e8b8..ecf1a94c18c8123dbcffe5c9d398ce69566f356d 100644 (file)
--- a/opendaylight/md-sal/compatibility/sal-compatibility/src/main/java/org/opendaylight/controller/sal/compatibility/FromSalConversionsUtils.java
+++ b/opendaylight/md-sal/compatibility/sal-compatibility/src/main/java/org/opendaylight/controller/sal/compatibility/FromSalConversionsUtils.java
@@ -61,10 +61,16 @@ import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026
 
 import com.google.common.net.InetAddresses;
 
-public class FromSalConversionsUtils {
+/**
+ * MD-SAL to AD-SAL conversions collection
+ */
+public final class FromSalConversionsUtils {
 
-    private FromSalConversionsUtils() {
+    /** http://en.wikipedia.org/wiki/IPv4#Packet_structure (end of octet number 1, bit 14.+15.) */
+    public static final int ENC_FIELD_BIT_SIZE = 2;
 
+    private FromSalConversionsUtils() {
+        throw new IllegalAccessError("forcing no instance for factory");
     }
 
     @SuppressWarnings("unused")
@@ -469,5 +475,12 @@ public class FromSalConversionsUtils {
         return true;
     }
 
+    /**
+     * @param nwDscp NW-DSCP
+     * @return shifted to NW-TOS (with empty ECN part)
+     */
+    public static int dscpToTos(int nwDscp) {
+        return (short) (nwDscp << ENC_FIELD_BIT_SIZE);
+    }
 
 }