39 [WIP] cleans up the reusable buffers and creates both real and

complex variants.

src/main/java/io/github/dsheirer/sample/buffer/ReusableComplexBuffer.java

@@ -0,0 +1,59 @@
+/*******************************************************************************
+ * sdr-trunk
+ * Copyright (C) 2014-2018 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 io.github.dsheirer.sample.buffer;
+
+public class ReusableComplexBuffer extends ReusableBuffer
+{
+    /**
+     * Creates a reusable, timestamped complex buffer using the specified time in milliseconds.
+     *
+     * NOTE: reusability of this buffer requires strict user count tracking.  Each component that receives this
+     * buffer should not modify the buffer contents.  Each component should also increment the user count before
+     * sending this buffer to another component and should decrement the user count when finished using this buffer.
+     *
+     * @param disposalListener to be notified when all consumers/users are finished using the buffer
+     * @param samples of data
+     * @param timestamp in millis for the buffer
+     */
+    ReusableComplexBuffer(IReusableBufferDisposedListener disposalListener, float[] samples, long timestamp)
+    {
+        super(disposalListener, samples, timestamp);
+    }
+
+    /**
+     * Constructs a timestamped complex buffer using the current system time in milliseconds.
+     *
+     * NOTE: reusability of this buffer requires strict user count tracking.  Each component that receives this
+     * buffer should not modify the buffer contents.  Each component should also increment the user count before
+     * sending this buffer to another component and should decrement the user count when finished using this buffer.
+     *
+     * @param disposalListener to be notified when all consumers are finished using the buffer
+     * @param samples of data
+     */
+    protected ReusableComplexBuffer(IReusableBufferDisposedListener disposalListener, float[] samples)
+    {
+        this(disposalListener, samples, System.currentTimeMillis());
+    }
+
+    /**
+     * Number of complex samples contained in this buffer
+     */
+    @Override
+    public int getSampleCount()
+    {
+        return getSamples().length / 2;
+    }
+}