Use commons-lang3

Author: yaalsn

amqp-impl/src/main/java/io/streamnative/pulsar/handlers/amqp/AmqpConnection.java

@@ -35,7 +35,7 @@
 import lombok.Getter;
 import lombok.extern.log4j.Log4j2;
 import org.apache.bookkeeper.util.collections.ConcurrentLongLongHashMap;
-import org.apache.commons.lang.StringUtils;
+import org.apache.commons.lang3.StringUtils;
 import org.apache.pulsar.broker.authentication.AuthenticationProvider;
 import org.apache.pulsar.broker.authentication.AuthenticationState;
 import org.apache.pulsar.broker.namespace.LookupOptions;

amqp-impl/src/main/java/io/streamnative/pulsar/handlers/amqp/proxy/ProxyConnection.java

@@ -237,7 +237,7 @@ public void receiveConnectionOpen(AMQShortString virtualHost, AMQShortString cap
         String virtualHostStr = AMQShortString.toString(virtualHost);
         if ((virtualHostStr != null) && virtualHostStr.charAt(0) == '/') {
             virtualHostStr = virtualHostStr.substring(1);
-            if (org.apache.commons.lang.StringUtils.isEmpty(virtualHostStr)){
+            if (org.apache.commons.lang3.StringUtils.isEmpty(virtualHostStr)){
                 virtualHostStr = AmqpConnection.DEFAULT_NAMESPACE;
             }
         }

amqp-impl/src/main/java/io/streamnative/pulsar/handlers/amqp/proxy/PulsarServiceLookupHandler.java

@@ -22,7 +22,7 @@
 import java.util.Optional;
 import java.util.concurrent.CompletableFuture;
 import lombok.extern.slf4j.Slf4j;
-import org.apache.commons.lang.StringUtils;
+import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.tuple.Pair;
 import org.apache.pulsar.broker.PulsarService;
 import org.apache.pulsar.broker.resources.MetadataStoreCacheLoader;