Adds logging capability for channel status and memory usage

src/gui/ChannelMemoryLogger.java

@@ -0,0 +1,78 @@
+package gui;
+
+import java.text.NumberFormat;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import controller.channel.ChannelEvent;
+import controller.channel.ChannelEventListener;
+
+public class ChannelMemoryLogger implements Runnable, ChannelEventListener
+{
+	private final static Logger mLog = LoggerFactory.getLogger( ChannelMemoryLogger.class );
+
+	public int mChannelCount;
+	public int mChannelProcessingCount;
+	public int mTrafficChannelCount;
+	
+	@Override
+	public void run()
+	{
+		final Runtime runtime = Runtime.getRuntime();
+
+		final NumberFormat format = NumberFormat.getInstance();
+
+		StringBuilder sb = new StringBuilder();
+
+		sb.append( "CHAN TOT:" + mChannelCount );
+		sb.append( " TRFC:" + mTrafficChannelCount );
+		sb.append( " PROC:" + mChannelProcessingCount );
+
+		long maxMemory = runtime.maxMemory();
+		long allocatedMemory = runtime.totalMemory();
+		long freeMemory = runtime.freeMemory();
+
+		sb.append(" MEM FREE: " + format.format(freeMemory / 1024) );
+		sb.append(" ALLOC: " + format.format(allocatedMemory / 1024) );
+		sb.append(" MAX: " + format.format(maxMemory / 1024) );
+		sb.append(" TOTAL: " + format.format((freeMemory + (maxMemory - allocatedMemory)) / 1024) );
+		
+		mLog.debug( sb.toString() );
+	}
+
+	@Override
+	public void channelChanged( ChannelEvent event )
+	{
+		switch( event.getEvent() )
+		{
+			case CHANNEL_ADDED:
+				mChannelCount++;
+				break;
+			case CHANNEL_DELETED:
+				mChannelCount--;
+				break;
+			case CHANNEL_DISABLED:
+				break;
+			case CHANNEL_ENABLED:
+				break;
+			case CHANNEL_PROCESSING_STARTED:
+				mChannelProcessingCount++;
+				break;
+			case CHANNEL_PROCESSING_STOPPED:
+				mChannelProcessingCount--;
+				break;
+			case CHANNEL_STATE_RESET:
+				break;
+			case TRAFFIC_CHANNEL_ADDED:
+				mTrafficChannelCount++;
+				break;
+			case TRAFFIC_CHANNEL_DELETED:
+				mTrafficChannelCount--;
+				break;
+			default:
+				break;
+		
+		}
+	}
+}

src/gui/SDRTrunk.java

@@ -32,6 +32,7 @@ import java.io.InputStreamReader;
 import java.nio.file.FileSystems;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.util.concurrent.TimeUnit;
 
 import javax.imageio.ImageIO;
 import javax.swing.JFrame;
@@ -62,6 +63,8 @@ import com.jidesoft.swing.JideSplitPane;
 import controller.ConfigurationControllerModel;
 import controller.ControllerPanel;
 import controller.ResourceManager;
+import controller.ThreadPoolManager.ThreadType;
+import controller.channel.ChannelEventListener;
 import controller.channel.ChannelManager;
 
 public class SDRTrunk
@@ -73,6 +76,8 @@ public class SDRTrunk
 	private JFrame mMainGui = new JFrame();
 	
 	private String mTitle;
+	
+	private boolean mLogChannelAndMemoryUsage = false;
     
     public SDRTrunk() 
     {
@@ -127,6 +132,14 @@ public class SDRTrunk
         initGUI();
 
     	mLog.info( "starting main application gui" );
+    	
+    	if( mLogChannelAndMemoryUsage )
+    	{
+    		Runnable cml = new ChannelMemoryLogger();
+    		resource.getChannelManager().addListener( (ChannelEventListener)cml );
+    		resource.getThreadPoolManager().scheduleFixedRate( 
+    				ThreadType.DECODER, cml, 5, TimeUnit.SECONDS );
+    	}
 
         //Start the gui
         EventQueue.invokeLater( new Runnable()
@@ -419,4 +432,5 @@ public class SDRTrunk
     	
     	return sb.toString();
     }
+    
 }