System out/err to SLF4j

core/build.gradle

@@ -22,6 +22,7 @@ jar {
 
 dependencies {
     included group: 'org.slf4j', name: 'slf4j-api', version: slf4jVersion
+    included group: 'uk.org.lidalia', name: 'sysout-over-slf4j', version: '1.0.2'
     runtime group: 'org.slf4j', name: 'slf4j-simple', version: slf4jVersion
 
     included group: 'org.apache.felix', name: 'org.apache.felix.framework', version: '5.6.1'

core/src/main/java/asys/core/Core.java

@@ -10,6 +10,7 @@ import org.apache.felix.framework.util.ImmutableMap;
 import org.osgi.framework.BundleActivator;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import uk.org.lidalia.sysoutslf4j.context.SysOutOverSLF4J;
 
 import javax.annotation.PostConstruct;
 import javax.annotation.PreDestroy;
@@ -39,6 +40,7 @@ public class Core {
 
     private void startFelix() {
         logger.trace("starting Apache Felix (OSGi)");
+        SysOutOverSLF4J.sendSystemOutAndErrToSLF4J();
 
         try {
             felix = new Felix(createFelixConfig());
@@ -73,7 +75,7 @@ public class Core {
 
     @PreDestroy
     public void stop() {
-        startFelix();
+        stopFelix();
     }
 
     private void stopFelix() {
@@ -85,5 +87,7 @@ public class Core {
         } catch (Exception e) {
             logger.error("Error shutdown Felix", e);
         }
+
+        SysOutOverSLF4J.restoreOriginalSystemOutputs();
     }
 }