VersionUtil.java

package my.project.easyrecharge.util;

import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;

public class VersionUtil {

	public static int getVersionCode(Context context)
			throws NameNotFoundException {
		PackageInfo packInfo = getPackageInfo(context);
		return packInfo.versionCode;
	}

	public static String getVersionName(Context context)
			throws NameNotFoundException {
		PackageInfo packInfo = getPackageInfo(context);
		return packInfo.versionName;
	}

	private static PackageInfo getPackageInfo(Context context)
			throws NameNotFoundException {
		PackageManager packageManager = context.getPackageManager();
		PackageInfo packInfo = packageManager.getPackageInfo(
				context.getPackageName(), 0);
		return packInfo;
	}

}