ATEST-75: simple testing whether externally configuring the cassandra

application works

src/main/java/ch/psi/daq/rest/DaqRestApplication.java

@@ -5,6 +5,9 @@ import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.boot.builder.SpringApplicationBuilder;
 import org.springframework.boot.context.web.SpringBootServletInitializer;
 import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Import;
+
+import ch.psi.daq.cassandra.config.CassandraConfig;
 
 /**
  * Entry point to our rest-frontend of the Swissfel application which most importantly wires all the @RestController annotated classes.
@@ -31,9 +34,16 @@ import org.springframework.context.annotation.ComponentScan;
  * them accordingly.
  */
 @SpringBootApplication
-@ComponentScan(basePackages = { "ch.psi.daq" })
+//@Import(CassandraConfig.class) // either define the context to be imported, or see ComponentScan comment below
+@ComponentScan(basePackages = {
+      "ch.psi.daq.rest", 
+      "ch.psi.daq.cassandra.config", // define the package name with the CassandraConfig configuration, or @Import it (see above) 
+      "ch.psi.daq.cassandra.reader", 
+      "ch.psi.daq.cassandra.writer" 
+})
 public class DaqRestApplication extends SpringBootServletInitializer {
 
+   
     public static void main(final String[] args) {
         SpringApplication.run(DaqRestApplication.class, args);
     }
@@ -42,4 +52,11 @@ public class DaqRestApplication extends SpringBootServletInitializer {
     protected final SpringApplicationBuilder configure(final SpringApplicationBuilder application) {
         return application.sources(DaqRestApplication.class);
     }
+    
+    // a nested configuration
+    // this guarantees that the ordering of the properties file is as expected
+    // see: https://jira.spring.io/browse/SPR-10409?focusedCommentId=101393&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-101393
+//    @Configuration
+//    @Import(CassandraConfig.class)
+//    static class InnerConfiguration { }
 }