Initial code check in continued

src/controller/activity/MessageActivityModel.java

@@ -0,0 +1,155 @@
+/*******************************************************************************
+ *     SDR Trunk 
+ *     Copyright (C) 2014 Dennis Sheirer
+ * 
+ *     This program is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ * 
+ *     This program is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ * 
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>
+ ******************************************************************************/
+package controller.activity;
+
+import java.awt.EventQueue;
+import java.text.SimpleDateFormat;
+import java.util.LinkedList;
+
+import javax.swing.table.AbstractTableModel;
+
+import message.Message;
+import sample.Listener;
+
+public class MessageActivityModel extends AbstractTableModel
+								  implements Listener<Message>
+{
+    private static final long serialVersionUID = 1L;
+    private static final int sTIME = 0;
+    private static final int sPROTOCOL = 1;
+    private static final int sERROR_STATUS = 2;
+    private static final int sMESSAGE = 3;
+    private static final int sMESSAGE_BITS = 4;
+
+	protected int mMaxMessages = 500;
+	protected LinkedList<Message> mMessages = new LinkedList<Message>();
+
+	protected int[] mColumnWidths = { 110, 110, 110, -1, -1 };
+
+	protected String[] mHeaders = new String[] { "Time",
+												 "Protocol",
+												 "Error Check",
+												 "Message",
+												 "Binary" };
+
+	private SimpleDateFormat mSDFTime = new SimpleDateFormat( "HH:mm:ss" );
+	
+	private boolean mNewMessagesFirst = true;
+	
+	public MessageActivityModel()
+	{
+	}
+	
+	public void dispose()
+	{
+		mMessages.clear();
+	}
+	
+	public int[] getColumnWidths()
+	{
+		return mColumnWidths;
+	}
+	
+	public void setColumnWidths( int[] widths )
+	{
+		if( widths.length != 5 )
+		{
+			throw new IllegalArgumentException( "MessageActivityModel - "
+					+ "column widths array should have 5 elements" );
+		}
+		else
+		{
+			mColumnWidths = widths;
+		}
+	}
+	
+	public int getMaxMessageCount()
+	{
+		return mMaxMessages;
+	}
+
+	public void setMaxMessageCount( int count )
+	{
+		mMaxMessages = count;
+	}
+	
+	public void receive( final Message message )
+	{
+		EventQueue.invokeLater( new Runnable() 
+		{
+			@Override
+            public void run()
+            {
+				mMessages.addFirst( message );
+
+				MessageActivityModel.this.fireTableRowsInserted( 0, 0 );
+
+				prune();
+            }
+		} );
+	}
+	
+	private void prune()
+	{
+		while( mMessages.size() > mMaxMessages )
+		{
+			mMessages.removeLast();
+			
+			super.fireTableRowsDeleted( mMessages.size() - 1, mMessages.size() - 1 );
+		}
+	}
+
+	@Override
+    public int getRowCount()
+    {
+		return mMessages.size();
+    }
+
+	@Override
+    public int getColumnCount()
+    {
+	    return mHeaders.length;
+    }
+
+	public String getColumnName( int column ) 
+	{
+        return mHeaders[ column ];
+    }
+	
+	@Override
+    public Object getValueAt( int rowIndex, int columnIndex )
+    {
+		Message message = mMessages.get( rowIndex );
+		
+		switch( columnIndex )
+		{
+			case sTIME:
+				return mSDFTime.format( message.getDateReceived() );
+			case sPROTOCOL:
+				return message.getProtocol();
+			case sERROR_STATUS:
+				return message.getErrorStatus();
+			case sMESSAGE:
+				return message.getMessage();
+			case sMESSAGE_BITS:
+				return message.getBinaryMessage();
+		}
+		
+		return null;
+    }
+}