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The javaobject allows you to execute java methods with the RunMethod command. exists in java and can be run this way.

I think the JavaObject is a red herring. It's just moaning because of access to a package with a name starting with 'sun.*' as they are not meant to be accessesd by user code. The program seems to have run for a short while ( assuming the arrays are filled by http or similar ) then it errors. The
link: I suspect that you have a JavaObject doing a reflective call on a method that is marked for future unavailability for reflective access. Most of the s
link: Interesting, but that case doesn't involve the use of reflection. However he might have a point and I apologise that I was unaware of this to potentia
link: None of the WARNING(s) should be the issue (that are just warnings (which at a future JDK may cause failures, but not now)). As to your error, it woul

JavaObject is a powerful tool, i use it a lot to access some hidden Java Api, but if there is already a library for B4X then it is of no use. i mustly use it for inline java code.
link: Hi Steve, you were correct. All three files had matching xml files and all three showed up in the library manager after putting them in the folder.

JavaObject is useful if you want to access a method or two. It quickly becomes cumbersome with more complicated code. Inline Java is simpler as you can just copy existing java code and is much more powerful.
link: @mlc it is a bug in JavaObject library. It will only happen in debug mode. It is fixed for the next update. The workaround is to call JavaObject.Init
link: Example lib using JavaObject: Accesing third party Jar with #Additionaljar and JavaObject - Picasso by @Erel Android Speech Recognition API Wrapper b
link: See this code snippet: https://www.b4x.-startactivityforresult-with-javaobject.40374/#content For more information please start a new thread.

JavaObject is a B4A library. You should quickly delete it from B4i libraries folder.
link: I Reassign variables from JavaObject to NativeObject .. Not many. See the manual "B4XJavaObject_NativeObject". The program keeps returning the same er

The purpose of JavaObject library is similar to the purpose of Reflection library. Both libraries allow you to directly call Java APIs based on Java reflection features. JavaObject design is different than Reflection library and in most cases simpler to use. However JavaObject doesn't replace Refle
link: As I wrote to you in another thread, you are using an old version of B4A. Upgrade to the latest version and it will work with the latest version of An
link: I am using library JavaObject V2.01 and it reports "The XML was improperly formatted. Please escape it if necessary" when using InitializeContext. Is

sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:96) at javafx.graphics/com.sun.glass.ui.win.WinApplication._runLoop(Native Method) at javafx.graphics/com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(WinApplication.java:174) at java.base/java.lang.Thread.run(T
link: But it is there (added with #AdditionalJar) and works in Debug Mode?
link: You are missing an Import for org.bytedeco.javacv.Frame Add the jar with #AdditionalJar:

You can find many usages of JavaObject (or Reflector) in the forum. Good examples (like the one you posted) don't require any Java knowledge. You just need to take the sub and put it in your project. JavaObject is a very powerful tool which allows me as well as many other developers to help others

Dim squareObject As JavaObject squareObject.InitializeArray("org.knowm.jspice.simulate.transientanalysis.driver.Driver", Array(square)) transientConfig.InitializeNewInstance("org.knowm.jspice.simulate.transientanalysis.TransientConfig", Array(stopTime, timeStep, squareObject))
link: Well, I have never tried to make a wrapper. I have used JavaObject only two times more deep for the GoogleMapsDemo and for jSpice. For GoogleMap ther

Hello, Sorry as it will be a stupid question for many of you. I have decided to learn more seriously how to use JavaObject and choosed a really simple sample : getting the LoudSpeaker state (this because there is an example on developer.android). And you know what ? I am already lost. Well, if a g
link: From: http://developer.android..html "Use Context.getSystemService(Context.AUDIO_SERVICE) to get an instance of this class." and since I don't know
link: This will help you get started: Dim context As JavaObject context.InitializeContext Dim audioManager As JavaObject = context.RunMethod("get

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