diff --git a/src/main/java/com/release11/Main.java b/src/main/java/com/release11/Main.java
index 1404495..bff3989 100644
--- a/src/main/java/com/release11/Main.java
+++ b/src/main/java/com/release11/Main.java
@@ -3,10 +3,7 @@ package com.release11;
 import com.mysql.cj.jdbc.MysqlDataSource;
 import org.apache.activemq.ActiveMQConnectionFactory;
 import org.apache.activemq.command.ActiveMQMapMessage;
-import org.apache.camel.AggregationStrategy;
-import org.apache.camel.CamelContext;
-import org.apache.camel.Expression;
-import org.apache.camel.ProducerTemplate;
+import org.apache.camel.*;
 import org.apache.camel.builder.RouteBuilder;
 import org.apache.camel.component.jms.JmsComponent;
 import org.apache.camel.impl.DefaultCamelContext;
@@ -47,28 +44,27 @@ public class Main {
             @Override
             public void configure() throws Exception {
 
-                from("direct:start").to("jdbc:source")
+                from("direct:start")
+                        .setBody(constant("SELECT * FROM material LIMIT 10"))
+                        .to("jdbc:source")
                         .split(body())
-                        //.bean(myFunctions, "splitMaterial")
-                        .to("activemq:queue:material")
-                        .to("log:?level=INFO&showBody=true");
+                        .to("activemq:queue:material");
 
                 from("activemq:queue:material")
                         .split(body())
                         //.bean(myFunctions, "getId")
-                        .setHeader("id", constant("${body[id]}"))
+                        .setHeader("id", simple("${body[id]}"))
                         .setBody(constant("SELECT * FROM package WHERE material_id = :?id"))
                         .to("jdbc:source?useHeadersAsParameters=true")
-                        .to("activemq:queue:materialPackage")
-                        .to("log:?level=INFO&showBody=true");
+                        .to("activemq:queue:materialPackage");
+                        //.to("log:?level=INFO&showBody=true");
 
             }
         });
 
         context.start();
         ProducerTemplate template = context.createProducerTemplate();
-        template.sendBody("direct:start", "SELECT * FROM material");
-
+        template.sendBody("direct:start", null);
         Thread.sleep(1000);
         //template.setDefaultEndpointUri("activemq:queue:material");
 
diff --git a/src/main/java/com/release11/MyAggregator.java b/src/main/java/com/release11/MyAggregator.java
new file mode 100644
index 0000000..f82b885
--- /dev/null
+++ b/src/main/java/com/release11/MyAggregator.java
@@ -0,0 +1,17 @@
+package com.release11;
+
+import org.apache.camel.AggregationStrategy;
+import org.apache.camel.Exchange;
+
+public class MyAggregator implements AggregationStrategy {
+    @Override
+    public Exchange aggregate(Exchange oldExchange, Exchange newExchange) {
+
+        String oldEx = oldExchange.getIn().getBody().toString();
+        System.out.println(oldEx);
+        String newEx = newExchange.getIn().getBody().toString();
+        System.out.println(newEx);
+
+        return null;
+    }
+}
diff --git a/target/classes/com/release11/Main$1.class b/target/classes/com/release11/Main$1.class
index 943353e..06d02fc 100644
Binary files a/target/classes/com/release11/Main$1.class and b/target/classes/com/release11/Main$1.class differ
diff --git a/target/classes/com/release11/Main.class b/target/classes/com/release11/Main.class
index d104523..0e35f97 100644
Binary files a/target/classes/com/release11/Main.class and b/target/classes/com/release11/Main.class differ