Android Open Source - AnAudioPlayer Context Util

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Back to project page AnAudioPlayer.

License

The source code is released under:

MIT License

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Java Source Code

package jp.gr.java_conf.neko_daisuki.android.util;
//from w  ww  .j  ava 2  s  .  co  m
import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.util.Log;
import android.widget.Toast;

public class ContextUtil {

    private static final String TAG = "context_util";

    public static void showException(Context context, String msg, Throwable e) {
        e.printStackTrace();

        String s = String.format("%s: %s", msg, e.getMessage());
        showToast(context, s);
        Log.e(TAG, s);
    }

    public static PackageInfo getPackageInfo(Context context) throws PackageManager.NameNotFoundException {
        PackageManager pm = context.getPackageManager();
        String name = context.getPackageName();
        return pm.getPackageInfo(name, PackageManager.GET_INSTRUMENTATION);
    }

    public static void showShortToast(Context context, String msg) {
        showToast(context, msg, Toast.LENGTH_SHORT);
    }

    public static void showToast(Context context, String msg) {
        showToast(context, msg, Toast.LENGTH_LONG);
    }

    public static String getApplicationName(Context context) throws PackageManager.NameNotFoundException {
        PackageInfo pi = getPackageInfo(context);
        return context.getResources().getString(pi.applicationInfo.labelRes);
    }

    private static void showToast(Context context, String msg, int length) {
        String name;
        try {
            name = getApplicationName(context);
        }
        catch (PackageManager.NameNotFoundException e) {
            showException(context, "Cannot fetch the package information", e);
            return;
        }
        String s = String.format("%s: %s", name, msg);
        Toast.makeText(context, s, length).show();
    }
}

Java Source Code List