SerialBuffer completed and Cp210x class to handle this concrete device

src/com/felhr/usbserial/CP2102SerialDevice.java

@@ -0,0 +1,70 @@
+package com.felhr.usbserial;
+
+import android.hardware.usb.UsbDevice;
+import android.hardware.usb.UsbDeviceConnection;
+
+public class CP2102SerialDevice extends UsbSerialDevice
+{
+
+	public CP2102SerialDevice(UsbDevice device, UsbDeviceConnection connection) 
+	{
+		super(device, connection);
+	}
+
+	@Override
+	public void open() 
+	{
+		// TODO
+	}
+
+	@Override
+	public void write(byte[] buffer) 
+	{
+		// TODO 
+	}
+
+	// This methods is going to need callback
+	@Override
+	public int read() 
+	{
+		// TODO 
+		return 0;
+	}
+
+	@Override
+	public void close() 
+	{
+		// TODO 
+	}
+
+	@Override
+	public void setBaudRate(int baudRate) 
+	{
+		// TODO 
+	}
+
+	@Override
+	public void setDataBits(int dataBits) 
+	{
+		// TODO 
+	}
+
+	@Override
+	public void setStopBits(int stopBits) 
+	{
+		// TODO 
+	}
+
+	@Override
+	public void setParity(int parity) 
+	{
+		// TODO Auto-generated method stub
+	}
+
+	@Override
+	public void setFlowControl(int flowControl) 
+	{
+		// TODO Auto-generated method stub
+	}
+
+}

src/com/felhr/usbserial/SerialBuffer.java

@@ -54,13 +54,26 @@ public class SerialBuffer
 	
 	public void putReadBuffer(ByteBuffer data)
 	{
-		// TO-DO
+		synchronized(mReadLock)
+		{
+			try
+			{
+				readBuffer.put(data);
+			}catch(BufferOverflowException e)
+			{
+				// TO-DO
+			}
+		}
 	}
 	
 	public byte[] getReadBuffer()
 	{
-		// TO-DO
-		return null;
+		synchronized(mReadLock)
+		{
+			byte[] data = readBuffer.array();
+			readBuffer.clear();
+			return data;
+		}
 	}
 
 }

src/com/felhr/usbserial/UsbSerialDevice.java

@@ -5,11 +5,12 @@ import android.hardware.usb.UsbDeviceConnection;
 
 public abstract class UsbSerialDevice implements UsbSerialInterface
 {
-	private UsbDevice device;
-	private UsbDeviceConnection connection;
+	protected final UsbDevice device;
+	protected final UsbDeviceConnection connection;
 	
-	private Object readBufferLock;
-	private Object writeBufferLock;
+	protected SerialBuffer serialBuffer;
+	protected final Object readBufferLock;
+	protected final Object writeBufferLock;
 	
 	public UsbSerialDevice(UsbDevice device, UsbDeviceConnection connection)
 	{
@@ -17,7 +18,29 @@ public abstract class UsbSerialDevice implements UsbSerialInterface
 		this.connection = connection;
 		this.readBufferLock = new Object();
 		this.writeBufferLock = new Object();
+		serialBuffer = new SerialBuffer(readBufferLock, writeBufferLock);
 	}
 	
-
+	// Common Usb Serial Operations (I/O Asynchronous)
+	@Override
+	public abstract void open();
+	@Override
+	public abstract void write(byte[] buffer);
+	@Override
+	public abstract int read();
+	@Override
+	public abstract void close();
+	
+	// Serial port configuration
+	@Override
+	public abstract void setBaudRate(int baudRate);
+	@Override
+	public abstract void setDataBits(int dataBits);
+	@Override
+	public abstract void setStopBits(int stopBits);
+	@Override
+	public abstract void setParity(int parity);
+	@Override
+	public abstract void setFlowControl(int flowControl);
+	
 }

src/com/felhr/usbserial/UsbSerialInterface.java

@@ -29,10 +29,10 @@ public interface UsbSerialInterface
 	public static final int FLOW_CONTROL_XON_XOFF_IN = 3;
 	public static final int FLOW_CONTROL_XON_XOFF_OUT = 4;
 	
-	// Common Usb Serial Operations
+	// Common Usb Serial Operations (I/O Asynchronous)
 	public void open();
-	public void write(byte[] buffer, int timeout);
-	public int read(byte[] buffer, int timeout);
+	public void write(byte[] buffer);
+	public int read();
 	public void close();
 	
 	// Serial port configuration