versión ajustada de CPUIdApp.java con código JNI.

CPUIdApp.java

package com.example.cpuid;

import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;

public class CPUIdApp extends Activity
{
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        TextView tv = new TextView(this);
        tv.setText(cpuid_get());
        setContentView(tv);
    }
    
    private static native String cpuid_get();
    static { System.loadLibrary("cpuid"); }
}