Android_USB | Android_USB通信 | Change Data Capture library

 by   HelloWorldTombKeeper Java Version: Current License: No License

kandi X-RAY | Android_USB Summary

kandi X-RAY | Android_USB Summary

Android_USB is a Java library typically used in Utilities, Change Data Capture applications. Android_USB has no bugs, it has no vulnerabilities, it has build file available and it has low support. You can download it from GitHub.

Android_USB通信
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            kandi-support Support

              Android_USB has a low active ecosystem.
              It has 6 star(s) with 0 fork(s). There are 1 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              Android_USB has no issues reported. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of Android_USB is current.

            kandi-Quality Quality

              Android_USB has no bugs reported.

            kandi-Security Security

              Android_USB has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

            kandi-License License

              Android_USB does not have a standard license declared.
              Check the repository for any license declaration and review the terms closely.
              OutlinedDot
              Without a license, all rights are reserved, and you cannot use the library in your applications.

            kandi-Reuse Reuse

              Android_USB releases are not available. You will need to build from source code and install.
              Build file is available. You can build the component from source.

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            Android_USB Key Features

            No Key Features are available at this moment for Android_USB.

            Android_USB Examples and Code Snippets

            No Code Snippets are available at this moment for Android_USB.

            Community Discussions

            QUESTION

            How to Setup USB Gadget via ConfigFS in Android Shell
            Asked 2019-Mar-31 at 04:18

            I am currently trying to get my Android-Phone connected to my Windows machine acting as HID, RNDIS and MASS_STORAGE device simultaneously. Each of those Modes as single mode is working fine but I cant get them combined properly, for example, i can use HID, MASS_STORAGE but norfilter filter HID, RNDIS. Best working practice at the moment is Setting the USB Mode via shell e.g.

            ...

            ANSWER

            Answered 2018-Jan-25 at 14:25

            as far as i know it is not possible to use the USB device classes like i.e. mass storage, PTP , MTP, RNDIS ( tethering ),... simultaneously because in a composite device like a smartphone the device classes are defined on interface level and in USB protocol only one interface can be claimed at an instant

            you can check this using lsusb -v for my smartphone the output is ( in tethering mode )

            Source https://stackoverflow.com/questions/48419908

            QUESTION

            Android MediaPlayer plays no sound and screen is getting black
            Asked 2017-Sep-14 at 08:33

            My problem is when I run my app on API level 23 devices,I have a an issue,when video is playing and I lock the device,after unlocking,it plays sound for 2-3 seconds and then there is no sound,and after a couple of seconds the screen is getting black.

            LogCat

            09-14 07:56:01.819 1641-1641/system_process E/PowerManagerService-JNI: Couldn't load power module (No such file or directory) 09-14 07:56:01.919 1641-1641/system_process E/art: DexFile_getDexOptNeeded file '/system/framework/org.apache.http.legacy.jar' does not exist 09-14 07:56:02.800 1641-1641/system_process E/ConsumerIrService: Can't open consumer IR HW Module, error: -2 09-14 07:56:02.921 1641-1706/system_process E/EventHub: could not get driver version for /dev/input/mice, Not a typewriter 09-14 07:56:04.158 1641-1641/system_process E/UsbDeviceManager: failed to write to /sys/class/android_usb/android0/f_rndis/ethaddr 09-14 07:56:04.158 1641-1641/system_process E/UsbDeviceManagerJNI: could not open /dev/usb_accessory 09-14 07:56:04.266 1641-1641/system_process E/LockSettingsStorage: Cannot read file java.io.FileNotFoundException: /data/system/gatekeeper.password.key: open failed: ENOENT (No such file or directory) 09-14 07:56:04.266 1641-1641/system_process E/LockSettingsStorage: Cannot read file java.io.FileNotFoundException: /data/system/password.key: open failed: ENOENT (No such file or directory) 09-14 07:56:04.266 1641-1641/system_process E/LockSettingsStorage: Cannot read file java.io.FileNotFoundException: /data/system/gatekeeper.pattern.key: open failed: ENOENT (No such file or directory) 09-14 07:56:04.266 1641-1641/system_process E/LockSettingsStorage: Cannot read file java.io.FileNotFoundException: /data/system/gatekeeper.gesture.key: open failed: ENOENT (No such file or directory) 09-14 07:56:04.266 1641-1641/system_process E/LockSettingsStorage: Cannot read file java.io.FileNotFoundException: /data/system/gesture.key: open failed: ENOENT (No such file or directory) 09-14 07:56:04.274 1641-1641/system_process E/WifiService: Invoking mWifiStateMachine.setWifiEnabled 09-14 07:56:04.679 1641-1722/system_process E/BluetoothAdapter: Bluetooth binder is null 09-14 07:56:04.684 1641-1722/system_process E/BluetoothAdapter: Bluetooth binder is null 09-14 07:56:04.693 1641-2001/system_process E/WVMExtractor: Failed to open libwvm.so: dlopen failed: library "libwvm.so" not found 09-14 07:56:04.702 1641-1641/system_process E/InputMethodManagerService: Ignoring updateSystemUiLocked due to an invalid token. uid:1000 token:null 09-14 07:56:04.725 1641-1641/system_process E/FlpHardwareProvider: Error hw_get_module 'flp': -2 09-14 07:56:04.725 1641-1641/system_process E/LocationManagerService: FLP HAL not supported 09-14 07:56:04.726 1641-1641/system_process E/ActivityRecognitionHardware: Error hw_get_module: -2 09-14 07:56:04.726 1641-1641/system_process E/LocationManagerService: Hardware Activity-Recognition not supported. 09-14 07:56:04.741 1641-1662/system_process E/GpsLocationProvider: no AGPS interface in set_agps_server 09-14 07:56:04.781 1641-1662/system_process E/GpsLocationProvider: no AGPS interface in set_agps_server 09-14 07:56:04.782 1641-1715/system_process E/WifiStateMachine: Failed to reload STA firmware java.lang.IllegalArgumentException: command '16 softap fwreload wlan0 STA' failed with '501 16 SoftAP command has failed' 09-14 07:56:04.784 1641-1715/system_process E/WifiStateMachine: Unable to change interface settings: java.lang.IllegalStateException: command '18 interface setcfg wlan0 0.0.0.0 0 down' failed with '400 18 Failed to set address (No such device)' 09-14 07:56:04.784 1641-1715/system_process E/WifiMonitor: killSupplicant p2pfalse init.svc.wpa_supplicant=unknown init.svc.p2p_supplicant=unknown 09-14 07:56:04.902 1641-1641/system_process E/BluetoothAdapter: Bluetooth binder is null 09-14 07:56:04.917 1641-1641/system_process E/BluetoothAdapter: Bluetooth binder is null 09-14 07:56:04.922 1641-1641/system_process E/BluetoothAdapter: Bluetooth binder is null 09-14 07:56:05.328 1641-1717/system_process E/ConnectivityService: Failed to find Messenger in unregisterNetworkFactory 09-14 07:56:06.506 1641-1662/system_process E/GpsLocationProvider: no AGPS interface in set_agps_server 09-14 07:56:06.533 1641-1662/system_process E/GpsLocationProvider: no AGPS interface in set_agps_server 09-14 07:56:06.687 1641-1662/system_process E/GpsLocationProvider: no AGPS interface in set_agps_server 09-14 07:56:06.726 1641-1662/system_process E/GpsLocationProvider: no AGPS interface in set_agps_server 09-14 07:56:06.737 1641-1662/system_process E/GpsLocationProvider: no AGPS interface in set_agps_server 09-14 07:56:06.857 1641-1662/system_process E/GpsLocationProvider: no AGPS interface in set_agps_server 09-14 07:56:06.862 1641-1662/system_process E/GpsLocationProvider: no AGPS interface in set_agps_server 09-14 07:56:10.042 1641-1715/system_process E/WifiHW: Failed to stop supplicant 09-14 07:56:10.042 1641-1715/system_process E/WifiNative-HAL: Could not start hal 09-14 07:56:10.042 1641-1715/system_process E/WifiStateMachine: Failed to start HAL 09-14 07:56:10.042 1641-1715/system_process E/WifiHW: Cannot open "/system/etc/wifi/wpa_supplicant.conf": No such file or directory 09-14 07:56:10.042 1641-1715/system_process E/WifiHW: Wi-Fi will not be enabled 09-14 07:56:10.042 1641-1715/system_process E/WifiStateMachine: Failed to start supplicant! 09-14 07:56:39.975 1641-1674/system_process E/Surface: getSlotFromBufferLocked: unknown buffer: 0xaaf4b0e0 09-14 07:56:39.975 1641-1674/system_process E/libEGL: call to OpenGL ES API with no current context (logged once per thread) 09-14 07:56:39.990 1641-1715/system_process E/WifiStateMachine: Fail to set up pno, want false now false 09-14 07:56:39.997 1641-1715/system_process E/WifiStateMachine: Fail to set up pno, want false now false 09-14 07:56:43.721 1641-1715/system_process E/WifiStateMachine: Fail to set up pno, want false now false

            These two line are printed every time when I lock or unlock the device.

            09-14 07:56:43.721 1641-1715/system_process E/WifiStateMachine: Fail to set up pno, want false now false 09-14 08:03:36.788 1641-1674/system_process E/Surface: getSlotFromBufferLocked: unknown buffer: 0xaaf4b0e0

            Any help is appreciated,thx.

            ...

            ANSWER

            Answered 2017-Sep-14 at 08:33

            They have fixed the issue in Android 6.0.1. Just update your Android OS version and it will be ok.

            Source https://stackoverflow.com/questions/46213735

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install Android_USB

            You can download it from GitHub.
            You can use Android_USB like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the Android_USB component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .

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