BUG-5280: remove support for talking to pre-Boron clients

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / messages / CanCommitTransactionReply.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/CanCommitTransactionReply.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/CanCommitTransactionReply.java
index d143c14b3bd491147d5dabc42301878601f4a99f..f346cba4334ffce9b93f1ff53e33b9e0401d94fa 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/CanCommitTransactionReply.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/CanCommitTransactionReply.java
@@ -8,14 +8,63 @@
 
 package org.opendaylight.controller.cluster.datastore.messages;
 
-public class CanCommitTransactionReply {
-  private final Boolean canCommit;
+import com.google.common.base.Preconditions;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+import org.opendaylight.controller.cluster.datastore.DataStoreVersions;
 
-  public CanCommitTransactionReply(Boolean canCommit) {
-    this.canCommit = canCommit;
-  }
+public class CanCommitTransactionReply extends VersionedExternalizableMessage {
+    private static final CanCommitTransactionReply YES =
+            new CanCommitTransactionReply(true, DataStoreVersions.CURRENT_VERSION);
+    private static final CanCommitTransactionReply NO =
+            new CanCommitTransactionReply(false, DataStoreVersions.CURRENT_VERSION);
 
-  public Boolean getCanCommit() {
-    return canCommit;
-  }
+    private boolean canCommit;
+
+    public CanCommitTransactionReply() {
+    }
+
+    private CanCommitTransactionReply(final boolean canCommit, final short version) {
+        super(version);
+        this.canCommit = canCommit;
+    }
+
+    public boolean getCanCommit() {
+        return canCommit;
+    }
+
+    @Override
+    public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
+        super.readExternal(in);
+        canCommit = in.readBoolean();
+    }
+
+    @Override
+    public void writeExternal(ObjectOutput out) throws IOException {
+        super.writeExternal(out);
+        out.writeBoolean(canCommit);
+    }
+
+    @Override
+    public String toString() {
+        return "CanCommitTransactionReply [canCommit=" + canCommit + ", version=" + getVersion() + "]";
+    }
+
+    public static CanCommitTransactionReply yes(short version) {
+        return version == DataStoreVersions.CURRENT_VERSION ? YES : new CanCommitTransactionReply(true, version);
+    }
+
+    public static CanCommitTransactionReply no(short version) {
+        return version == DataStoreVersions.CURRENT_VERSION ? NO : new CanCommitTransactionReply(false, version);
+    }
+
+    public static CanCommitTransactionReply fromSerializable(final Object serializable) {
+        Preconditions.checkArgument(serializable instanceof CanCommitTransactionReply);
+        return (CanCommitTransactionReply)serializable;
+    }
+
+    public static boolean isSerializedType(Object message) {
+        return message instanceof CanCommitTransactionReply;
+    }
 }