diff --git a/spring-amqp-core/src/main/java/org/springframework/amqp/support/converter/SimpleMessageConverter.java b/spring-amqp-core/src/main/java/org/springframework/amqp/support/converter/SimpleMessageConverter.java
index 6127cb2e..e5926669 100644
--- a/spring-amqp-core/src/main/java/org/springframework/amqp/support/converter/SimpleMessageConverter.java
+++ b/spring-amqp-core/src/main/java/org/springframework/amqp/support/converter/SimpleMessageConverter.java
@@ -101,7 +101,7 @@ public class SimpleMessageConverter implements MessageConverter {
 			messageProperties.setContentEncoding(this.defaultCharset);
 		}
 		else if (object instanceof Serializable) {
-			bytes = SerializationUtils.serialize((Serializable) object);
+			bytes = SerializationUtils.serialize(object);
 			messageProperties.setContentType(MessageProperties.CONTENT_TYPE_SERIALIZED_OBJECT);
 		}
 		if (bytes != null) {
diff --git a/spring-amqp-core/src/test/java/org/springframework/amqp/support/converter/MarshallingMessageConverterTests.java b/spring-amqp-core/src/test/java/org/springframework/amqp/support/converter/MarshallingMessageConverterTests.java
index f1bcc6be..ea50970c 100644
--- a/spring-amqp-core/src/test/java/org/springframework/amqp/support/converter/MarshallingMessageConverterTests.java
+++ b/spring-amqp-core/src/test/java/org/springframework/amqp/support/converter/MarshallingMessageConverterTests.java
@@ -54,7 +54,7 @@ public class MarshallingMessageConverterTests {
 		converter.afterPropertiesSet();
 		Message message = new Message("UNMARSHAL TEST".getBytes(), new TestMessageProperties());
 		Object result = converter.fromMessage(message);
-		assertEquals("unmarshal test", (String) result);
+		assertEquals("unmarshal test", result);
 	}
 
 
diff --git a/spring-erlang/src/main/java/org/springframework/util/exec/Background.java b/spring-erlang/src/main/java/org/springframework/util/exec/Background.java
index 7d420fca..8b00643e 100644
--- a/spring-erlang/src/main/java/org/springframework/util/exec/Background.java
+++ b/spring-erlang/src/main/java/org/springframework/util/exec/Background.java
@@ -121,7 +121,7 @@ public class Background {
             (appendErr == true ? ">>" : " >") +
             Escape.escape(errFile.getAbsolutePath())); 
 
-        Runtime.getRuntime().exec((String [])tmpCmd.toArray(cmd));
+        Runtime.getRuntime().exec(tmpCmd.toArray(cmd));
     }
 
     public static void main(String[] args) throws Exception {
diff --git a/spring-erlang/src/main/java/org/springframework/util/exec/Execute.java b/spring-erlang/src/main/java/org/springframework/util/exec/Execute.java
index f789ac42..cbcb1264 100644
--- a/spring-erlang/src/main/java/org/springframework/util/exec/Execute.java
+++ b/spring-erlang/src/main/java/org/springframework/util/exec/Execute.java
@@ -327,7 +327,7 @@ public class Execute {
             String key = env[i].substring(0, pos+1);
             int size = osEnv.size();
             for (int j = 0; j < size; j++) {
-                if (((String)osEnv.elementAt(j)).startsWith(key)) {
+                if ((osEnv.elementAt(j)).startsWith(key)) {
                     osEnv.removeElementAt(j);
                     break;
                 }
diff --git a/spring-rabbit-admin/src/test/java/org/springframework/amqp/rabbit/admin/RabbitBrokerAdminIntegrationTests.java b/spring-rabbit-admin/src/test/java/org/springframework/amqp/rabbit/admin/RabbitBrokerAdminIntegrationTests.java
index 105ebea5..1acded70 100644
--- a/spring-rabbit-admin/src/test/java/org/springframework/amqp/rabbit/admin/RabbitBrokerAdminIntegrationTests.java
+++ b/spring-rabbit-admin/src/test/java/org/springframework/amqp/rabbit/admin/RabbitBrokerAdminIntegrationTests.java
@@ -22,8 +22,8 @@ import static org.junit.Assert.assertTrue;
 import java.util.List;
 
 import org.junit.BeforeClass;
+import org.junit.Ignore;
 import org.junit.Test;
-
 import org.springframework.amqp.core.Queue;
 import org.springframework.amqp.rabbit.connection.SingleConnectionFactory;
 import org.springframework.erlang.OtpIOException;
diff --git a/spring-rabbit/src/main/java/org/springframework/amqp/rabbit/core/RabbitMessageProperties.java b/spring-rabbit/src/main/java/org/springframework/amqp/rabbit/core/RabbitMessageProperties.java
index c3dc18e1..467a2543 100644
--- a/spring-rabbit/src/main/java/org/springframework/amqp/rabbit/core/RabbitMessageProperties.java
+++ b/spring-rabbit/src/main/java/org/springframework/amqp/rabbit/core/RabbitMessageProperties.java
@@ -224,7 +224,7 @@ public class RabbitMessageProperties implements MessageProperties {
 			return basicProperties.getCorrelationId().getBytes(this.defaultCharset);
 		}
 		catch (UnsupportedEncodingException ex) {
-			throw new AmqpUnsupportedEncodingException((UnsupportedEncodingException) ex);
+			throw new AmqpUnsupportedEncodingException(ex);
 		}
 	}
 
diff --git a/spring-rabbit/src/main/java/org/springframework/amqp/rabbit/support/RabbitUtils.java b/spring-rabbit/src/main/java/org/springframework/amqp/rabbit/support/RabbitUtils.java
index 96121293..57e2b6fd 100644
--- a/spring-rabbit/src/main/java/org/springframework/amqp/rabbit/support/RabbitUtils.java
+++ b/spring-rabbit/src/main/java/org/springframework/amqp/rabbit/support/RabbitUtils.java
@@ -118,7 +118,7 @@ public abstract class RabbitUtils {
 			return new AmqpIOException((IOException) ex);
 		}
 		if (ex instanceof UnsupportedEncodingException) {
-			return new AmqpUnsupportedEncodingException((UnsupportedEncodingException) ex);
+			return new AmqpUnsupportedEncodingException(ex);
 		}
 		//fallback
 		return new UncategorizedAmqpException(ex);