com.ibm.jusb.os.linux
Class LinuxUsbServices

java.lang.Object
  com.ibm.jusb.os.AbstractUsbServices
      com.ibm.jusb.os.linux.LinuxUsbServices

All Implemented Interfaces:

UsbServices

public class LinuxUsbServices
extends com.ibm.jusb.os.AbstractUsbServices
implements UsbServices

UsbServices implementation for Linux platform.

Author:

Dan Streetman

Field Summary

static int	MAX_FIRST_UPDATE_DELAY
static int	TOPOLOGY_UPDATE_DELAY
static String	TOPOLOGY_UPDATE_DELAY_KEY
static int	TOPOLOGY_UPDATE_NEW_DEVICE_DELAY
static String	TOPOLOGY_UPDATE_NEW_DEVICE_DELAY_KEY
static boolean	TOPOLOGY_UPDATE_USE_POLLING
static String	TOPOLOGY_UPDATE_USE_POLLING_KEY
protected int	topologyUpdateDelay
protected int	topologyUpdateNewDeviceDelay
protected boolean	topologyUpdateUsePolling
static String	TRACE_DEFAULT
static String	TRACE_FILENAME
static String	TRACE_HOTPLUG
static String	TRACE_LEVEL
static String	TRACE_OUTPUT
static String	TRACE_URB
static String	TRACE_XFER
static String	TRACING

Fields inherited from class com.ibm.jusb.os.AbstractUsbServices

listenerImp

Constructor Summary

LinuxUsbServices()

Method Summary

String	getApiVersion()
String	getImpDescription()
String	getImpVersion()
UsbHub	getRootUsbHub()
protected boolean	isUsbDevicesEqual(com.ibm.jusb.UsbDeviceImp dev1, com.ibm.jusb.UsbDeviceImp dev2) Return if the specified devices appear to be equal.
protected void	setActiveConfigAndInterfaceSettings(com.ibm.jusb.UsbDeviceImp device) Find and set the active config and interface settings for this device.

Methods inherited from class com.ibm.jusb.os.AbstractUsbServices

addUsbServicesListener, getRootUsbHubImp, removeUsbServicesListener

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface javax.usb.UsbServices

addUsbServicesListener, removeUsbServicesListener

Field Detail

topologyUpdateUsePolling

protected boolean topologyUpdateUsePolling

topologyUpdateDelay

protected int topologyUpdateDelay

topologyUpdateNewDeviceDelay

protected int topologyUpdateNewDeviceDelay

MAX_FIRST_UPDATE_DELAY

public static final int MAX_FIRST_UPDATE_DELAY

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Constant Field Values

TOPOLOGY_UPDATE_DELAY

public static final int TOPOLOGY_UPDATE_DELAY

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Constant Field Values

TOPOLOGY_UPDATE_DELAY_KEY

public static final String TOPOLOGY_UPDATE_DELAY_KEY

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Constant Field Values

TOPOLOGY_UPDATE_NEW_DEVICE_DELAY

public static final int TOPOLOGY_UPDATE_NEW_DEVICE_DELAY

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Constant Field Values

TOPOLOGY_UPDATE_NEW_DEVICE_DELAY_KEY

public static final String TOPOLOGY_UPDATE_NEW_DEVICE_DELAY_KEY

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Constant Field Values

TOPOLOGY_UPDATE_USE_POLLING

public static final boolean TOPOLOGY_UPDATE_USE_POLLING

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Constant Field Values

TOPOLOGY_UPDATE_USE_POLLING_KEY

public static final String TOPOLOGY_UPDATE_USE_POLLING_KEY

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Constant Field Values

TRACING

public static final String TRACING

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Constant Field Values

TRACE_OUTPUT

public static final String TRACE_OUTPUT

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Constant Field Values

TRACE_FILENAME

public static final String TRACE_FILENAME

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Constant Field Values

TRACE_LEVEL

public static final String TRACE_LEVEL

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Constant Field Values

TRACE_DEFAULT

public static final String TRACE_DEFAULT

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Constant Field Values

TRACE_HOTPLUG

public static final String TRACE_HOTPLUG

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Constant Field Values

TRACE_XFER

public static final String TRACE_XFER

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Constant Field Values

TRACE_URB

public static final String TRACE_URB

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Constant Field Values

Constructor Detail

LinuxUsbServices

public LinuxUsbServices()
                 throws UsbException

Throws:

UsbException

Method Detail

getRootUsbHub

public UsbHub getRootUsbHub()
                     throws UsbException

Specified by:

getRootUsbHub in interface UsbServices

Overrides:

getRootUsbHub in class com.ibm.jusb.os.AbstractUsbServices

Returns:

The virtual USB root hub

Throws:

UsbException

getApiVersion

public String getApiVersion()

Specified by:

getApiVersion in interface UsbServices

Returns:

The minimum API version this supports.

getImpVersion

public String getImpVersion()

Specified by:

getImpVersion in interface UsbServices

Returns:

The version number of this implementation.

getImpDescription

public String getImpDescription()

Specified by:

getImpDescription in interface UsbServices

Returns:

Get a description of this UsbServices implementation.

isUsbDevicesEqual

protected boolean isUsbDevicesEqual(com.ibm.jusb.UsbDeviceImp dev1,
                                    com.ibm.jusb.UsbDeviceImp dev2)

Return if the specified devices appear to be equal.

If either of the device's descriptors are null, this returns false.

Parameters:

dev1 - The first device.

dev2 - The second device.

Returns:

If the devices appear to be equal.

setActiveConfigAndInterfaceSettings

protected void setActiveConfigAndInterfaceSettings(com.ibm.jusb.UsbDeviceImp device)

Find and set the active config and interface settings for this device.

Parameters:

device - The UsbDeviceImp.