Android获取当前应用版本号

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

public class AppVersionUtils {
    /**
     * 获取当前app version code
     *
     * @param context
     * @return
     */
    public static int getVersionCode(Context context) {
        int versionCode = 0;
        try {
            versionCode = context.getPackageManager().
                    getPackageInfo(context.getPackageName(), 0).versionCode;
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
        }
        return versionCode;
    }

    /**
     * 获取当前app version name
     *
     * @param context 上下文
     * @return
     */
    public static String getVersionName(Context context) {
        String versionName = "";
        try {
            versionName = context.getPackageManager().
                    getPackageInfo(context.getPackageName(), 0).versionName;
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
        }
        return versionName;
    }
}