This is what i got. IT fails to installl apk...
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.ProgressBar;
import org.bitcoinj.core.Context;
import org.bitcoinj.core.NetworkParameters;
import org.bitcoinj.core.listeners.DownloadProgressTracker;
import org.bitcoinj.kits.WalletAppKit;
import org.bitcoinj.params.TestNet3Params;
import java.io.File;
import java.util.Date;
public class MainActivity extends AppCompatActivity {
public static NetworkParameters BTCparams = TestNet3Params.get();
public static WalletAppKit BTCkit = new WalletAppKit(BTCparams,new
File("."),"BTC-Test");
private ProgressBar BTCProgress;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
BTCProgress = findViewById(R.id.BTCProgress);
Context.propagate(new Context(BTCparams));
DownloadProgressTracker BTCListener = new DownloadProgressTracker() {
@Override
public void progress(double pct, int blocksSoFar, Date date) {
System.out.println("Syncing..."+pct+"%");
BTCProgress.setProgress((int) pct);
}
@Override
public void doneDownload() {
System.out.println("Sync Done.");
BTCProgress.setProgress(100);
}
};
BTCkit.setDownloadListener(BTCListener).setBlockingStartup(false).startAsync().awaitRunning();
}
}
Unknown failure (at android.os.Binder.execTransact(Binder.java:697))
Error while Installing APKs
This is a pretty simple script and i know this code works in a normal java
program.
On Thursday, November 15, 2018 at 2:44:26 AM UTC-5, Stephen Davis wrote:
>
> I can just give you some off the cuff instructions because the process is
> intended to be very simple and clean.
>
> You need to open your build.gradle file, but there are two, and the one
> you are looking for specifically is the "(Module: app)" build.gradle file
> which is usually the one under the first build.gradle file if you've
> created a standard template application using android studio.
>
> After you open that .gradle file, if you scroll all the way down to the
> bottom, you'll see the function labelled "dependencies" which is where
> you'll add your bitcoinj dependency. Somewhere in that function, doesn't
> matter where, add this line to your project
> implementation 'org.bitcoinj:bitcoinj-core:0.14.7'
> android studio will prompt you to re-sync your project which you need to
> do.
> That's it. Your dependency was added and you can begin using it. And you
> shouldn't see that error anymore either.
>
> On another note, not to make things too complicated off the bat, but if
> you are trying to push a project to the app store, you need to omit the
> scrypt library that comes with bitcoinj as it contains some compiled c code
> that will screw up your APK's. Don't worry about this until you need to
> though.
>
> On Thu, Nov 15, 2018 at 2:00 AM Bobby_Bouche <[email protected]
> <javascript:>> wrote:
>
>> is there instructions? Im still new to gradle and unfamiliar as to how i
>> can add the dependancy.
>>
>> On Thursday, November 15, 2018 at 1:06:59 AM UTC-5, Stephen Davis wrote:
>>>
>>> It works for me (relatively)
>>>
>>> Why don't you try importing it using the gradle dependency? Seems to be
>>> much easier than importing the .jar file
>>>
>>> On Thu, Nov 15, 2018 at 12:39 AM Bobby_Bouche <[email protected]> wrote:
>>>
>>>> is this usable for android?
>>>>
>>>> I am getting errors saying error: package org.bitcoinj.params does not
>>>> exist.
>>>>
>>>> this is from a jar. i used it perfectly in my java application but when
>>>> im doing the same for android studio im getting these errors.
>>>>
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