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Fully implements application shutdown procedure that is invoked when the

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user closes the the main gui window or invokes exit from the file menu.
This commit is contained in:
Denny
2018-07-14 14:44:03 -04:00
parent 8c237be682
commit 20a8f2bb3c
13 changed files with 195 additions and 35 deletions
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9
src/main/java/io/github/dsheirer/source/SourceManager.java
View File

@@ -44,6 +44,15 @@ public class SourceManager
//in via the constructor. Perform loading outside of this class.
}
/**
* Prepare for shutdown and release all tuners
*/
public void shutdown()
{
mTunerManager.releaseTuners();
mTunerManager.dispose();
}
public MixerManager getMixerManager()
{
return mMixerManager;

4
src/main/java/io/github/dsheirer/source/tuner/Tuner.java
View File

@@ -98,8 +98,12 @@ public abstract class Tuner implements ISourceEventProcessor
return mName;
}
/**
* Dispose and prepare for shutdown
*/
public void dispose()
{
getTunerController().dispose();
}
/**

5
src/main/java/io/github/dsheirer/source/tuner/TunerController.java
View File

@@ -61,6 +61,11 @@ public abstract class TunerController implements Tunable, ISourceEventProcessor,
mSourceEventListener = new SourceEventListenerToProcessorAdapter(this);
}
/**
* Dispose of this tuner controller and prepare for shutdown.
*/
public abstract void dispose();
/**
* Implements the ISourceEventListener interface to receive requests from sample consumers
*/

47
src/main/java/io/github/dsheirer/source/tuner/TunerManager.java
View File

@@ -1,19 +1,16 @@
/*******************************************************************************
* sdrtrunk
* Copyright (C) 2014-2017 Dennis Sheirer
* 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 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.
* 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/>
* 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.source.tuner;
@@ -74,7 +71,15 @@ public class TunerManager
*/
public void dispose()
{
LibUsb.exit(null);
mLog.info("Shutting down LibUsb ...");
try
{
LibUsb.exit(null);
}
catch(Exception e)
{
mLog.error("Error shutting down LibUsb", e);
}
}
/**
@@ -217,6 +222,22 @@ public class TunerManager
return new TunerInitStatus(null, "Unknown Device");
}
/**
* Releases all tuners in preparation for shutdown
*/
public void releaseTuners()
{
mLog.info("Releasing [" + mTunerModel.getTuners().size() + "] tuner(s) ...");
Tuner tuner = mTunerModel.getTuner(0);
while(tuner != null)
{
mTunerModel.removeTuner(tuner);
tuner.dispose();
tuner = mTunerModel.getTuner(0);
}
}
private TunerInitStatus initAirspyTuner(Device device,
DeviceDescriptor descriptor)
{

18
src/main/java/io/github/dsheirer/source/tuner/airspy/AirspyTunerController.java
View File

@@ -180,6 +180,24 @@ public class AirspyTunerController extends USBTunerController
USB_TRANSFER_BUFFER_SIZE);
}
@Override
public void dispose()
{
if(mDeviceHandle != null)
{
mLog.info("Releasing Airspy Tuner - " + getDeviceInfo().getSerialNumber());
try
{
LibUsb.close(mDeviceHandle);
}
catch(Exception e)
{
mLog.error("error while closing device handle", e);
}
mDeviceHandle = null;
}
}
@Override
protected USBTransferProcessor getUSBTransferProcessor()

4
src/main/java/io/github/dsheirer/source/tuner/hackrf/HackRFTuner.java
View File

@@ -37,10 +37,6 @@ public class HackRFTuner extends Tuner
return (HackRFTunerController)getTunerController();
}
public void dispose()
{
}
@Override
public TunerClass getTunerClass()
{

19
src/main/java/io/github/dsheirer/source/tuner/hackrf/HackRFTunerController.java
View File

@@ -157,6 +157,25 @@ public class HackRFTunerController extends USBTunerController
mUSBTransferProcessor = new USBTransferProcessor(name, mDeviceHandle, mNativeBufferConverter, USB_TRANSFER_BUFFER_SIZE);
}
@Override
public void dispose()
{
if(mDeviceHandle != null)
{
mLog.info("Releasing HackRF Tuner");
try
{
LibUsb.close(mDeviceHandle);
}
catch(Exception e)
{
mLog.error("error while closing device handle", e);
}
mDeviceHandle = null;
}
}
@Override
protected USBTransferProcessor getUSBTransferProcessor()
{

4
src/main/java/io/github/dsheirer/source/tuner/rtl/RTL2832Tuner.java
View File

@@ -38,10 +38,6 @@ public class RTL2832Tuner extends Tuner
mTunerClass = tunerClass;
}
public void dispose()
{
}
public RTL2832TunerController getController()
{
return (RTL2832TunerController)getTunerController();

20
src/main/java/io/github/dsheirer/source/tuner/rtl/e4k/E4KTunerController.java
View File

@@ -256,6 +256,26 @@ public class E4KTunerController extends RTL2832TunerController
USB_TRANSFER_BUFFER_SIZE);
}
@Override
public void dispose()
{
if(mDeviceHandle != null)
{
mLog.info("Releasing E4000 Tuner");
try
{
LibUsb.close(mDeviceHandle);
}
catch(Exception e)
{
mLog.error("error while closing device handle", e);
}
mDeviceHandle = null;
}
}
/**
* Sets the IF filters (mixer, channel and RC) to the correct filter setting
* for the selected bandwidth/sample rate

21
src/main/java/io/github/dsheirer/source/tuner/rtl/r820t/R820TTunerController.java
View File

@@ -30,6 +30,7 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.usb4java.Device;
import org.usb4java.DeviceDescriptor;
import org.usb4java.LibUsb;
import org.usb4java.LibUsbException;
import javax.swing.JPanel;
@@ -260,6 +261,26 @@ public class R820TTunerController extends RTL2832TunerController
}
}
@Override
public void dispose()
{
mLog.info("Releasing R820T Tuner");
if(mDeviceHandle != null)
{
try
{
LibUsb.close(mDeviceHandle);
}
catch(Exception e)
{
mLog.error("error while closing device handle", e);
}
mDeviceHandle = null;
}
}
/**
* Initializes the tuner section.
*/

6
src/main/java/io/github/dsheirer/source/tuner/test/TestTunerController.java
View File

@@ -65,6 +65,12 @@ public class TestTunerController extends TunerController
}
}
@Override
public void dispose()
{
//no-op
}
@Override
public void addBufferListener(Listener<ReusableComplexBuffer> listener)
{