added myaggregator and modified classes

2021.11.16.txt

@@ -0,0 +1,73 @@
+package com.release11;
+
+import com.mysql.cj.jdbc.MysqlDataSource;
+import org.apache.activemq.ActiveMQConnectionFactory;
+import org.apache.activemq.command.ActiveMQMapMessage;
+import org.apache.camel.*;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.component.jms.JmsComponent;
+import org.apache.camel.impl.DefaultCamelContext;
+import org.apache.camel.support.SimpleRegistry;
+import org.apache.log4j.BasicConfigurator;
+
+public class Main {
+
+    public static void main(String[] args) throws Exception {
+
+        //MyBuilder myBuilder = new MyBuilder();
+        //myBuilder.doRandomMaterials();
+        //myBuilder.doRandomPackage();
+
+        //to("log:?level=INFO&showHeaders=true&showBody=true")
+
+        MysqlDataSource source = new MysqlDataSource();
+        String jacek = "jdbc:mysql://10.101.111.19:3306/camel_db";
+        source.setURL(jacek);
+        source.setUser("root");
+        source.setPassword("admin");
+        SimpleRegistry registry = new SimpleRegistry();
+        registry.bind("source", MysqlDataSource.class, source);
+        CamelContext context = new DefaultCamelContext(registry);
+        BasicConfigurator.configure();
+        ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("tcp://10.101.111.19:8088");
+        connectionFactory.setUserName("admin");
+        connectionFactory.setPassword("admin");
+        context.addComponent("activemq", JmsComponent.jmsComponentAutoAcknowledge(connectionFactory));
+
+        DAO myFunctions = new DAO();
+
+
+
+
+
+        context.addRoutes(new RouteBuilder() {
+            @Override
+            public void configure() throws Exception {
+
+                from("direct:start")
+                        .setBody(constant("SELECT * FROM material LIMIT 10"))
+                        .to("jdbc:source")
+                        .split(body())
+                        .to("activemq:queue:material");
+
+                from("activemq:queue:material")
+                        .split(body())
+                        //.bean(myFunctions, "getId")
+                        .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");
+
+            }
+        });
+
+        context.start();
+        ProducerTemplate template = context.createProducerTemplate();
+        template.sendBody("direct:start", null);
+        Thread.sleep(1000);
+        //template.setDefaultEndpointUri("activemq:queue:material");
+
+        context.stop();
+    }
+}

src/main/java/com/release11/Main.java

@@ -45,19 +45,20 @@ public class Main {
             public void configure() throws Exception {
 
                 from("direct:start")
-                        .setBody(constant("SELECT * FROM material LIMIT 10"))
+                        .setBody(constant("SELECT * FROM material"))
                         .to("jdbc:source")
                         .split(body())
                         .to("activemq:queue:material");
 
+                from("direct:getPackages")
+                        .setHeader("material_id", simple("${body[id]}"))
+                        .setBody(simple("SELECT * FROM package WHERE material_id = :?material_id"))
+                        .to("jdbc:source?useHeadersAsParameters=true");
+
                 from("activemq:queue:material")
-                        .split(body())
+                        .enrich("direct:getPackages",new MyAggregator())
-                        //.bean(myFunctions, "getId")
+                        .to("activemq:queue:materialPackage")
-                        .setHeader("id", simple("${body[id]}"))
+                        .to("log:?level=INFO&showBody=true");
-                        .setBody(constant("SELECT * FROM package WHERE material_id = :?id"))
-                        .to("jdbc:source?useHeadersAsParameters=true")
-                        .to("activemq:queue:materialPackage");
-                        //.to("log:?level=INFO&showBody=true");
 
             }
         });

src/main/java/com/release11/MyAggregator.java

@@ -3,15 +3,26 @@ package com.release11;
 import org.apache.camel.AggregationStrategy;
 import org.apache.camel.Exchange;
 
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Map;
+
 public class MyAggregator implements AggregationStrategy {
     @Override
     public Exchange aggregate(Exchange oldExchange, Exchange newExchange) {
 
-        String oldEx = oldExchange.getIn().getBody().toString();
+        HashMap oldEx = (HashMap) oldExchange.getIn().getBody();
         System.out.println(oldEx);
-        String newEx = newExchange.getIn().getBody().toString();
+        ArrayList<HashMap> newEx = (ArrayList) newExchange.getIn().getBody();
         System.out.println(newEx);
 
-        return null;
+
+        oldEx.put("packages", newEx);
+        Exchange result = oldExchange;
+        result.getIn().setBody(oldEx);
+        //result.getIn().setBody(body);
+        System.out.println(result.getIn().getBody());
+
+        return result;
     }
 }