spelling: exchange

(cherry picked from commit 74a7b39)

Author: jsoref

src/test/java/com/rabbitmq/client/test/functional/AlternateExchange.java

@@ -96,7 +96,7 @@ public void handleReturn(int replyCode,
      *
      * @param name the name of the exchange to be created, and queue
      *        to be bound
-     * @param ae the name of the alternate-exchage
+     * @param ae the name of the alternate-exchange
      */
     protected void setupRouting(String name, String ae) throws IOException {
         Map<String, Object> args = new HashMap<String, Object>();

src/test/java/com/rabbitmq/client/test/functional/BindingLifecycle.java

@@ -153,7 +153,7 @@ public class BindingLifecycle extends BindingLifecycleBase {
      * The unsubscribe should cause the queue to auto_delete, which in
      * turn should cause the exchange to auto_delete.
      *
-     * Then re-declare the queue again and try to rebind it to the same exhange.
+     * Then re-declare the queue again and try to rebind it to the same exchange.
      *
      * Because the exchange has been auto-deleted, the bind operation
      * should fail.

src/test/java/com/rabbitmq/client/test/server/DurableBindingLifecycle.java

@@ -85,9 +85,9 @@ private void restartPrimary() throws IOException, TimeoutException {
 
     /**
      * This tests whether the bindings attached to a durable exchange
-     * are correctly blown away when the exhange is nuked.
+     * are correctly blown away when the exchange is nuked.
      *
-     * This complements a unit test for testing non-durable exhanges.
+     * This complements a unit test for testing non-durable exchanges.
      * In that case, an exchange is deleted and you expect any
      * bindings hanging to it to be deleted as well. To verify this,
      * the exchange is deleted and then recreated.