Merge pull request #182 from DSheirer/176-streaming-handle-additional-io-exceptions

Resolves #176 - resolves 2 streaming related issues

src/alias/id/broadcast/BroadcastChannel.java

@@ -25,76 +25,99 @@ import javax.xml.bind.annotation.XmlAttribute;
 
 public class BroadcastChannel extends AliasID implements Comparable<BroadcastChannel>
 {
-	private String mChannelName;
+    private String mChannelName;
 
-	public BroadcastChannel()
+    public BroadcastChannel()
-	{
+    {
-		//JAXB Constructor
+        //JAXB Constructor
-	}
+    }
 
-	@Override
+    @Override
-	public int compareTo(BroadcastChannel other)
+    public int compareTo(BroadcastChannel other)
-	{
+    {
-		if(mChannelName != null && other.getChannelName() != null)
+        if(mChannelName != null && other.getChannelName() != null)
-		{
+        {
-			return mChannelName.compareTo(other.getChannelName());
+            return mChannelName.compareTo(other.getChannelName());
-		}
+        }
-		else if(mChannelName != null)
+        else if(mChannelName != null)
-		{
+        {
-			return -1;
+            return -1;
-		}
+        }
-		else
+        else
-		{
+        {
-			return 1;
+            return 1;
-		}
+        }
-	}
+    }
 
-	/**
+    @Override
-	 * Creates a named broadcast channel
+    public boolean equals(Object o)
-	 */
+    {
-	public BroadcastChannel(String channelName)
+        if(this == o)
-	{
+        {
-		mChannelName = channelName;
+            return true;
-	}
+        }
+        if(!(o instanceof BroadcastChannel))
+        {
+            return false;
+        }
 
-	/**
+        BroadcastChannel that = (BroadcastChannel)o;
-	 * Name of the broadcastAudio channel configuration
-	 */
-	@XmlAttribute(name="channel")
-	public String getChannelName()
-	{
-		return mChannelName;
-	}
 
-	/**
+        return getChannelName() != null ? getChannelName().equals(that.getChannelName()) : that.getChannelName() == null;
-	 * Sets the name of the broadcastAudio channel configuration
+    }
-	 */
-	public void setChannelName(String channel)
-	{
-		mChannelName = channel;
-	}
 
-	@Override
+    @Override
-	public AliasIDType getType()
+    public int hashCode()
-	{
+    {
-		return AliasIDType.BROADCAST_CHANNEL;
+        return getChannelName() != null ? getChannelName().hashCode() : 0;
-	}
+    }
 
-	@Override
+    /**
-	public boolean isValid()
+     * Creates a named broadcast channel
-	{
+     */
-		return mChannelName != null;
+    public BroadcastChannel(String channelName)
-	}
+    {
+        mChannelName = channelName;
+    }
 
-	@Override
+    /**
-	public boolean matches( AliasID id )
+     * Name of the broadcastAudio channel configuration
-	{
+     */
-		return false;
+    @XmlAttribute(name = "channel")
-	}
+    public String getChannelName()
-	
+    {
-	@Override
+        return mChannelName;
-	public String toString()
+    }
-	{
+
+    /**
+     * Sets the name of the broadcastAudio channel configuration
+     */
+    public void setChannelName(String channel)
+    {
+        mChannelName = channel;
+    }
+
+    @Override
+    public AliasIDType getType()
+    {
+        return AliasIDType.BROADCAST_CHANNEL;
+    }
+
+    @Override
+    public boolean isValid()
+    {
+        return mChannelName != null;
+    }
+
+    @Override
+    public boolean matches(AliasID id)
+    {
+        return false;
+    }
+
+    @Override
+    public String toString()
+    {
         if(isValid())
         {
             return "Broadcast Channel: " + mChannelName;
@@ -103,5 +126,5 @@ public class BroadcastChannel extends AliasID implements Comparable<BroadcastCha
         {
             return "Broadcast Channel: None Selected";
         }
-	}
+    }
 }

src/audio/broadcast/BroadcastModel.java

@@ -707,7 +707,9 @@ public class BroadcastModel extends AbstractTableModel implements Listener<Audio
 
             if(metadata != null && metadata.isStreamable())
             {
-                for(BroadcastChannel broadcastChannel : metadata.getBroadcastChannels())
+                List<BroadcastChannel> broadcastChannels = metadata.getBroadcastChannels();
+
+                for(BroadcastChannel broadcastChannel : broadcastChannels)
                 {
                     String channelName = broadcastChannel.getChannelName();
 

src/audio/broadcast/icecast/IcecastTCPAudioBroadcaster.java

@@ -248,6 +248,12 @@ public class IcecastTCPAudioBroadcaster extends IcecastAudioBroadcaster
                 {
                     String reason = ioe.getMessage();
 
+                    if(connected())
+                    {
+                        mLog.info("Streaming connection error detected - resetting connection - " + reason);
+                        disconnect();
+                        connect();
+                    }
                     if(reason.startsWith("Connection reset"))
                     {
                         mLog.info("Streaming connection reset by remote server - reestablishing connection");
@@ -264,14 +270,14 @@ public class IcecastTCPAudioBroadcaster extends IcecastAudioBroadcaster
                     {
                         setBroadcastState(BroadcastState.ERROR);
                         disconnect();
-                        mLog.error("Unrecognized IO error: " + reason + ". Streaming halted.");
+                        mLog.error("Unrecognized IO error: " + reason + ". Streaming halted.", cause);
                     }
                 }
                 else
                 {
                     setBroadcastState(BroadcastState.ERROR);
                     disconnect();
-                    mLog.error("Unspecified IO error - streaming halted.");
+                    mLog.error("Unspecified IO error - streaming halted.", cause);
                 }
             }
             else

src/record/AudioRecorder.java

@@ -163,7 +163,10 @@ public abstract class AudioRecorder extends Module implements Listener<AudioPack
 
     /**
      * Closes the recording file.  Upon successful closing of the recording file, the listener is notified that the
-     * audio recorder is closed.
+     * audio recorder is closed.  There is potential for the calling thread (here) and the buffer processor thread to
+     * both inform the recording closed listener that the recording is ended.  So, we synchronize on the listener and
+     * the first thread to get the lock informs the listener and then nullifies the listener pointer so that if the
+     * second thread attempts a duplicate notification the listener would be null at that point.
      */
     public void close(Listener<AudioRecorder> listener)
     {
@@ -171,8 +174,14 @@ public abstract class AudioRecorder extends Module implements Listener<AudioPack
 
         if(!mRunning.compareAndSet(true, false))
         {
-            //If this recorder has already been stopped/closed, immediately inform the listener
+            synchronized(mRecordingClosedListener)
-            mRecordingClosedListener.receive(this);
+            {
+                if(mRecordingClosedListener != null)
+                {
+                    mRecordingClosedListener.receive(AudioRecorder.this);
+                    mRecordingClosedListener = null;
+                }
+            }
         }
     }
 
@@ -303,9 +312,13 @@ public abstract class AudioRecorder extends Module implements Listener<AudioPack
                         }
                     }
 
-                    if(mRecordingClosedListener != null)
+                    synchronized(mRecordingClosedListener)
                     {
-                        mRecordingClosedListener.receive(AudioRecorder.this);
+                        if(mRecordingClosedListener != null)
+                        {
+                            mRecordingClosedListener.receive(AudioRecorder.this);
+                            mRecordingClosedListener = null;
+                        }
                     }
 
                     if(mProcessorHandle != null)