get Meta Value from application - Android android.content

Android examples for android.content:Context

Description

get Meta Value from application

Demo Code

import android.app.Activity;
import android.content.Context;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.telephony.TelephonyManager;
import android.util.Base64;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Main{

    public static String getMetaValue(Context context, String metaKey) {
        Bundle metaData = null;// w w  w  . j  ava  2s  .  co  m
        String apiKey = null;
        if (context == null || metaKey == null) {
            return null;
        }
        try {
            ApplicationInfo ai = context.getPackageManager()
                    .getApplicationInfo(context.getPackageName(),
                            PackageManager.GET_META_DATA);
            if (null != ai) {
                metaData = ai.metaData;
            }
            if (null != metaData) {
                apiKey = metaData.getString(metaKey);
            }
        } catch (NameNotFoundException e) {

        }
        return apiKey;
    }

}

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