X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;ds=sidebyside;f=opendaylight%2Fmd-sal%2Fsal-netconf-connector%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fsal%2Fconnect%2Futil%2FMessageCounter.java;fp=opendaylight%2Fmd-sal%2Fsal-netconf-connector%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fsal%2Fconnect%2Futil%2FMessageCounter.java;h=2b2f6a925328cc37378b6aa224afaa522b0450e3;hb=bee5972562efede5581a4655b439023837aa261c;hp=0000000000000000000000000000000000000000;hpb=82eb3f94c133e091ca5dd2f26450da9f121c12ca;p=controller.git

diff --git a/opendaylight/md-sal/sal-netconf-connector/src/main/java/org/opendaylight/controller/sal/connect/util/MessageCounter.java b/opendaylight/md-sal/sal-netconf-connector/src/main/java/org/opendaylight/controller/sal/connect/util/MessageCounter.java
new file mode 100644
index 0000000000..2b2f6a9253
--- /dev/null
+++ b/opendaylight/md-sal/sal-netconf-connector/src/main/java/org/opendaylight/controller/sal/connect/util/MessageCounter.java
@@ -0,0 +1,21 @@
+package org.opendaylight.controller.sal.connect.util;
+
+import java.util.concurrent.atomic.AtomicInteger;
+
+import com.google.common.base.Preconditions;
+import com.google.common.base.Strings;
+
+public class MessageCounter {
+    final AtomicInteger messageId = new AtomicInteger(0);
+
+    private static final String messageIdBlueprint = "%s-%s";
+
+    public String getNewMessageId(final String prefix) {
+        Preconditions.checkArgument(Strings.isNullOrEmpty(prefix) == false, "Null or empty prefix");
+        return String.format(messageIdBlueprint, prefix, getNewMessageId());
+    }
+
+    public String getNewMessageId() {
+        return Integer.toString(messageId.getAndIncrement());
+    }
+}