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2014/10/16 ¤W¤È 08:22:22
android Programming Glossary: reflectionHow can i turn off 3G/Data programmatically on Android? http://stackoverflow.com/questions/12535101/how-can-i-turn-off-3g-data-programmatically-on-android to do this. However it can be achieved unofficially with reflection. For Android 2.3 and above private void setMobileDataEnabled..
Android : Check whether the phone is dual SIM http://stackoverflow.com/questions/14517338/android-check-whether-the-phone-is-dual-sim dual sim share improve this question You can use Java reflection to get both IMEI numbers. Using these IMEI numbers you can check.. names for other manufacturers can be done using Java reflection as follows public static void printTelephonyManagerMethodNamesForThisDevice..
http://stackoverflow.com/questions/1806286/getting-installed-app-size IPackageStatsObserver for result so I can't call it via reflection. android share improve this question Unfortunately there.. into our project and generate the stubs. You can then use reflection to invoke getPackageSize PackageManager pm getPackageManager..
Where is android.os.SystemProperties http://stackoverflow.com/questions/2641111/where-is-android-os-systemproperties to build it. You may still be able to get at this class by reflection or by getting the source removing @hide and making your own..
http://stackoverflow.com/questions/3023226/android-2-2-wifi-hotspot-api WifiConfiguration wifiConfig boolean enabled using reflection after getting the WifiManager use the reflection to get the.. using reflection after getting the WifiManager use the reflection to get the WifiManager declared methods look for this method..
How do I pause Flash content in an Android WebView when my activity isn't visible? http://stackoverflow.com/questions/3431351/how-do-i-pause-flash-content-in-an-android-webview-when-my-activity-isnt-visibl mentioned in the pauseTimers documentation. I'd try using reflection to see if onPause and later onResume when you want stuff to..
How to disable Mobile Data on Android http://stackoverflow.com/questions/3644144/how-to-disable-mobile-data-on-android by accessing the ITelephony interface using the java reflection technique. here you go Method dataConnSwitchmethod Class telephonyManagerClass..
How to programatically create and read WEP/EAP WiFi configurations in Android? http://stackoverflow.com/questions/4374862/how-to-programatically-create-and-read-wep-eap-wifi-configurations-in-android new objects invoke methods and get set field values using reflection.And Importantly Reflection can help you access private data.. Could not write to ReadConfigLog.txt e.getMessage reflection magic These are the fields we are really interested in try..
Android, getting resource ID from string? http://stackoverflow.com/questions/4427608/android-getting-resource-id-from-string
http://stackoverflow.com/questions/4488338/webview-android-proxy settings programmatically. But it's possible to use java reflection to change mProxyHost value from android.net.http.RequestQueue.. It's private value and there is no setters for it so reflection seems to be the only possible variant. I used it in my project..
Install apps silently, with granted INSTALL_PACKAGES permission http://stackoverflow.com/questions/5803999/install-apps-silently-with-granted-install-packages-permission But you will be able to access this methods via reflection. If you are interested in how PackageManager 's installPackage..
Hang up outgoing call in Android http://stackoverflow.com/questions/599443/hang-up-outgoing-call-in-android .getSystemService Context.TELEPHONY_SERVICE try Java reflection to gain access to TelephonyManager's ITelephony getter Log.v..
install / uninstall APKs programmatically (PackageManager vs Intents) http://stackoverflow.com/questions/6813322/install-uninstall-apks-programmatically-packagemanager-vs-intents to third party applications. Note that even using reflection or other tricks to access installPackage will not help because..
Java 7 language features with Android http://stackoverflow.com/questions/7153989/java-7-language-features-with-android really missing though . We could confirm its existence via reflection. They are hidden simply because the Javadoc has the @hide tag..
How to make an Android Spinner with initial text “Select One” http://stackoverflow.com/questions/867518/how-to-make-an-android-spinner-with-initial-text-select-one 4.2 but buyer beware Because this solution relies on reflection to call the private AdapterView.setNextSelectedPositionInt and..
NullPointer Exception on socket.connect() Galaxy Tab 2 running Android 4.04 http://stackoverflow.com/questions/12485785/nullpointer-exception-on-socket-connect-galaxy-tab-2-running-android-4-04 .logMessage this.getClass .getSimpleName Returned the Reflection method successfully.. Logging.LOG_ERROR get readSocket mreadSocket..
How to programatically answer/end a call in Android 4.1? http://stackoverflow.com/questions/15481524/how-to-programatically-answer-end-a-call-in-android-4-1 com.android.internal.telephony.ITelephony using Java Reflection in the Broadcast receiver for android.intent.action.PHONE_STATE..
Playing HTML5 video on fullscreen in android webview http://stackoverflow.com/questions/15768837/playing-html5-video-on-fullscreen-in-android-webview the full screen. I tried few unsuccessful workarounds Reflection I tried to reach the HTML5VideoFullScreen instance which holds..
Reflection to access advanced telephony features http://stackoverflow.com/questions/2001146/reflection-to-access-advanced-telephony-features to access advanced telephony features I am trying to use reflection..
Is this considered reflection and to what degree? http://stackoverflow.com/questions/2021135/is-this-considered-reflection-and-to-what-degree and to what degree Added Comment After reading the Reflection chapter of The Java Programming Language which I should have.. and I am sure I will need to revise as I learn more Reflection is the indirect dynamic inquiry manipulation or invocation of..
How to programatically hide Caller ID on Android http://stackoverflow.com/questions/3510856/how-to-programatically-hide-caller-id-on-android used. This was the basis for the next approach use Java Reflection on this class and try to invoke the function with appropriate..
Enhance webView performance (should be the same performance as native Web Browser) http://stackoverflow.com/questions/3652583/enhance-webview-performance-should-be-the-same-performance-as-native-web-browse
Android: how to code depending on the version of the API? http://stackoverflow.com/questions/4276352/android-how-to-code-depending-on-the-version-of-the-api is newer than 1.6 Build.VERSION_CODES.DONUT I suppose that Reflection is necessary I have read this link but it is not clear for a..
How to programatically create and read WEP/EAP WiFi configurations in Android? http://stackoverflow.com/questions/4374862/how-to-programatically-create-and-read-wep-eap-wifi-configurations-in-android config but we don't have programmatic access to them Java Reflection API to the rescue Well I am not a Java expert so I wont be getting.. am not a Java expert so I wont be getting in to details of Reflection API as such and you can google for tutorials or get more information.. or get more information here . To keep it Short and Sweet Reflection API allows you to inspect classes interfaces fields and methods..
Android: Shader behave different in 'onDraw(canvas)' and 'new Canvas(bitmap)' http://stackoverflow.com/questions/5231260/android-shader-behave-different-in-ondrawcanvas-and-new-canvasbitmap canvas.drawBitmap source source.getWidth 0 new Paint Reflection Matrix matrix new Matrix matrix.preScale 1.0f 1.0f matrix.postTranslate..
How to get LTE signal strength in Android? http://stackoverflow.com/questions/5545026/how-to-get-lte-signal-strength-in-android code as necessary. As a side note you will need to use Reflection to access these methods again which I will leave to you to determine..
Hang up outgoing call in Android http://stackoverflow.com/questions/599443/hang-up-outgoing-call-in-android up that I've encountered so far is to do so through Java Reflection . As it is not part of the public API you should be careful..
Problems loading mobile.twitter in webview http://stackoverflow.com/questions/6856814/problems-loading-mobile-twitter-in-webview Benjamin's answers here seems quite good to using Java's Reflection to make it backwards compatible if I'm correct So again don't..
How can i turn off 3G/Data programmatically on Android? http://stackoverflow.com/questions/12535101/how-can-i-turn-off-3g-data-programmatically-on-android 3g share improve this question There is no official way to do this. However it can be achieved unofficially with reflection. For Android 2.3 and above private void setMobileDataEnabled Context context boolean enabled final ConnectivityManager conman..
Android : Check whether the phone is dual SIM http://stackoverflow.com/questions/14517338/android-check-whether-the-phone-is-dual-sim do share with the community people. android logcat imei dual sim share improve this question You can use Java reflection to get both IMEI numbers. Using these IMEI numbers you can check weather phone is DUAL SIM or not. Try following activity.. find corresponding method name for those devices. Finding method names for other manufacturers can be done using Java reflection as follows public static void printTelephonyManagerMethodNamesForThisDevice Context context TelephonyManager telephony TelephonyManager..
http://stackoverflow.com/questions/1806286/getting-installed-app-size observer is @hide and relies on some obscure IPackageStatsObserver for result so I can't call it via reflection. android share improve this question Unfortunately there is currently no official way to do that. However you can call.. you import the PackageStats and IPackageStatsObserver AIDLs into our project and generate the stubs. You can then use reflection to invoke getPackageSize PackageManager pm getPackageManager Method getPackageSizeInfo pm.getClass .getMethod getPackageSizeInfo..
Where is android.os.SystemProperties http://stackoverflow.com/questions/2641111/where-is-android-os-systemproperties uses it as it's internal and they won't use the public SDK to build it. You may still be able to get at this class by reflection or by getting the source removing @hide and making your own customized SDK. However pretty much by definition you are now..
http://stackoverflow.com/questions/3023226/android-2-2-wifi-hotspot-api this question You can call private boolean setWifiApEnabled WifiConfiguration wifiConfig boolean enabled using reflection after getting the WifiManager use the reflection to get the WifiManager declared methods look for this method name setWifiApEnabled.. setWifiApEnabled WifiConfiguration wifiConfig boolean enabled using reflection after getting the WifiManager use the reflection to get the WifiManager declared methods look for this method name setWifiApEnabled and invoke it through the WifiManager..
How do I pause Flash content in an Android WebView when my activity isn't visible? http://stackoverflow.com/questions/3431351/how-do-i-pause-flash-content-in-an-android-webview-when-my-activity-isnt-visibl call onResume . Note the reference to plugins which is not mentioned in the pauseTimers documentation. I'd try using reflection to see if onPause and later onResume when you want stuff to start up again does what you need. If it does please post an..
How to disable Mobile Data on Android http://stackoverflow.com/questions/3644144/how-to-disable-mobile-data-on-android hidden in the SDK and not exposed to the user this can be achived by accessing the ITelephony interface using the java reflection technique. here you go Method dataConnSwitchmethod Class telephonyManagerClass Object ITelephonyStub Class ITelephonyClass..
How to programatically create and read WEP/EAP WiFi configurations in Android? http://stackoverflow.com/questions/4374862/how-to-programatically-create-and-read-wep-eap-wifi-configurations-in-android etc. at compile time. It is also possible to instantiate new objects invoke methods and get set field values using reflection.And Importantly Reflection can help you access private data members inside a class Well this is what we need don't we Let's.. this Please take logs using Logcat 5000 Log.e WifiPreference Could not write to ReadConfigLog.txt e.getMessage reflection magic These are the fields we are really interested in try Let the magic start Class wcClasses WifiConfiguration.class.getClasses..
Android, getting resource ID from string? http://stackoverflow.com/questions/4427608/android-getting-resource-id-from-string
http://stackoverflow.com/questions/4488338/webview-android-proxy question There is no legal way to change your webview proxy settings programmatically. But it's possible to use java reflection to change mProxyHost value from android.net.http.RequestQueue class. It's private value and there is no setters for it so.. change mProxyHost value from android.net.http.RequestQueue class. It's private value and there is no setters for it so reflection seems to be the only possible variant. I used it in my project and it works. Here is the sample of my method private boolean..
Install apps silently, with granted INSTALL_PACKAGES permission http://stackoverflow.com/questions/5803999/install-apps-silently-with-granted-install-packages-permission observer int flags String installerPackageName But you will be able to access this methods via reflection. If you are interested in how PackageManager 's installPackage function is implemented take a look at PackageManagerService..
Hang up outgoing call in Android http://stackoverflow.com/questions/599443/hang-up-outgoing-call-in-android ITelephony object TelephonyManager tm TelephonyManager context .getSystemService Context.TELEPHONY_SERVICE try Java reflection to gain access to TelephonyManager's ITelephony getter Log.v TAG Get getTeleService... Class c Class.forName tm.getClass..
install / uninstall APKs programmatically (PackageManager vs Intents) http://stackoverflow.com/questions/6813322/install-uninstall-apks-programmatically-packagemanager-vs-intents apk share improve this question This is not currently available to third party applications. Note that even using reflection or other tricks to access installPackage will not help because only system applications can use it. This is because it is..
Java 7 language features with Android http://stackoverflow.com/questions/7153989/java-7-language-features-with-android Closeable does inherit from AutoCloseable SafeVarargs is really missing though . We could confirm its existence via reflection. They are hidden simply because the Javadoc has the @hide tag which caused the android.jar not to include them. There is..
How to make an Android Spinner with initial text “Select One” http://stackoverflow.com/questions/867518/how-to-make-an-android-spinner-with-initial-text-select-one position less than 0. This has been tested on Android 1.5 through 4.2 but buyer beware Because this solution relies on reflection to call the private AdapterView.setNextSelectedPositionInt and AdapterView.setSelectedPositionInt it's not guaranteed to..
NullPointer Exception on socket.connect() Galaxy Tab 2 running Android 4.04 http://stackoverflow.com/questions/12485785/nullpointer-exception-on-socket-connect-galaxy-tab-2-running-android-4-04 new Class int.class Logging.getInstance .logMessage this.getClass .getSimpleName Returned the Reflection method successfully.. Logging.LOG_ERROR get readSocket mreadSocket BluetoothSocket m.invoke bluetoothDevice 1 assert mreadSocket..
How to programatically answer/end a call in Android 4.1? http://stackoverflow.com/questions/15481524/how-to-programatically-answer-end-a-call-in-android-4-1 versions of Android specifically after 4.1 Jelly Bean. I. Access com.android.internal.telephony.ITelephony using Java Reflection in the Broadcast receiver for android.intent.action.PHONE_STATE . Below sample code can be found in hundreds of related..
Playing HTML5 video on fullscreen in android webview http://stackoverflow.com/questions/15768837/playing-html5-video-on-fullscreen-in-android-webview shown this is pretty sad. I can't get the trigger for closing the full screen. I tried few unsuccessful workarounds Reflection I tried to reach the HTML5VideoFullScreen instance which holds a MediaPlayer member from the inner class VideoSurfaceView...
Reflection to access advanced telephony features http://stackoverflow.com/questions/2001146/reflection-to-access-advanced-telephony-features to access advanced telephony features I am trying to use reflection to access some unpublished features of the telephony..
Is this considered reflection and to what degree? http://stackoverflow.com/questions/2021135/is-this-considered-reflection-and-to-what-degree it is a class known only to 2.0. Is this considered reflection and to what degree Added Comment After reading the Reflection chapter of The Java Programming Language which I should have done first I mostly now understand what you can do with reflection.. my meager attempt at a concise definition that is far from perfect and I am sure I will need to revise as I learn more Reflection is the indirect dynamic inquiry manipulation or invocation of class objects using class objects contained in java.lang.reflect..
How to programatically hide Caller ID on Android http://stackoverflow.com/questions/3510856/how-to-programatically-hide-caller-id-on-android from com.android.internal.telephony.Phone has been used. This was the basis for the next approach use Java Reflection on this class and try to invoke the function with appropriate parameters try Class phoneFactoryClass Class.forName com.android.internal.telephony.PhoneFactory..
Enhance webView performance (should be the same performance as native Web Browser) http://stackoverflow.com/questions/3652583/enhance-webview-performance-should-be-the-same-performance-as-native-web-browse
Android: how to code depending on the version of the API? http://stackoverflow.com/questions/4276352/android-how-to-code-depending-on-the-version-of-the-api but I need to use LabeledIntent only if the platform is newer than 1.6 Build.VERSION_CODES.DONUT I suppose that Reflection is necessary I have read this link but it is not clear for a class or to me . This is the code but it gives me an exception..
How to programatically create and read WEP/EAP WiFi configurations in Android? http://stackoverflow.com/questions/4374862/how-to-programatically-create-and-read-wep-eap-wifi-configurations-in-android a roadblock We need these fields for reading saving a EAP config but we don't have programmatic access to them Java Reflection API to the rescue Well I am not a Java expert so I wont be getting in to details of Reflection API as such and you can google.. access to them Java Reflection API to the rescue Well I am not a Java expert so I wont be getting in to details of Reflection API as such and you can google for tutorials or get more information here . To keep it Short and Sweet Reflection API allows.. of Reflection API as such and you can google for tutorials or get more information here . To keep it Short and Sweet Reflection API allows you to inspect classes interfaces fields and methods at runtime without knowing the names of the classes methods..
Android: Shader behave different in 'onDraw(canvas)' and 'new Canvas(bitmap)' http://stackoverflow.com/questions/5231260/android-shader-behave-different-in-ondrawcanvas-and-new-canvasbitmap First Column canvas.drawBitmap source 0 0 new Paint 2nd Column canvas.drawBitmap source source.getWidth 0 new Paint Reflection Matrix matrix new Matrix matrix.preScale 1.0f 1.0f matrix.postTranslate source.getWidth source.getHeight 2 canvas.drawBitmap..
How to get LTE signal strength in Android? http://stackoverflow.com/questions/5545026/how-to-get-lte-signal-strength-in-android Detector and check out the results on your device and or modify code as necessary. As a side note you will need to use Reflection to access these methods again which I will leave to you to determine how to best implement this. It's fairly simple but..
Hang up outgoing call in Android http://stackoverflow.com/questions/599443/hang-up-outgoing-call-in-android however that technique no longer works. The only way to hang up that I've encountered so far is to do so through Java Reflection . As it is not part of the public API you should be careful to use it and not rely upon it . Any change to the internal..
Problems loading mobile.twitter in webview http://stackoverflow.com/questions/6856814/problems-loading-mobile-twitter-in-webview whole thing is not only for Twitter web clients. So be nice. Benjamin's answers here seems quite good to using Java's Reflection to make it backwards compatible if I'm correct So again don't change the User Agent it is very bad for your app and the..
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