Initial code check in continued

src/buffer/ComplexSampleBufferAssembler.java

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+/*******************************************************************************
+ *     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 buffer;
+
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
+import java.util.Arrays;
+
+import sample.complex.ComplexSample;
+
+public class ComplexSampleBufferAssembler
+{
+	private ByteBuffer mByteBuffer;
+	private int mSizeInBytes;
+
+	public ComplexSampleBufferAssembler( int size )
+	{
+		mSizeInBytes = size * 4;
+
+		//Allocate a byte buffer with 4 bytes per sample (ie 2 x 16-bit samples)
+		mByteBuffer = ByteBuffer.allocate( mSizeInBytes );
+		mByteBuffer.order( ByteOrder.LITTLE_ENDIAN );
+	}
+
+	/**
+	 * Load the sample's bytes, left then right, little endian, into the 
+	 * backing byte array
+	 */
+	public void put( ComplexSample sample )
+	{
+		mByteBuffer.putShort( (short)sample.left() );
+		mByteBuffer.putShort( (short)sample.right() );
+	}
+
+	/**
+	 * Indicates if there is room for more samples in the buffer, or if it is full
+	 */
+	public boolean hasRemaining()
+	{
+		return mByteBuffer.hasRemaining();
+	}
+
+	/**
+	 * Returns a copy of the byte array backing this buffer
+	 */
+	public ByteBuffer get()
+	{
+		return ByteBuffer.wrap( Arrays.copyOf( mByteBuffer.array(), mSizeInBytes ) );
+	}
+
+	/**
+	 * Clear the bytes from the underlying buffer and reset the pointer to 0.
+	 */
+	public void clear()
+	{
+		mByteBuffer.clear();
+	}
+}