【Android】【配置文件】gradle和manifest的使用（一）：代码中使用manifest变量

在manifest的application，activity，service，receiver，provider标签下，可以配置mete-data来存储数值

获取manifest数值的工具类

public class ManifestUtil {

    @SneakyThrows
    public static Bundle getApplicationMetaData(Context ctx) {
        PackageManager packageManager = ctx.getPackageManager();
        ApplicationInfo info = packageManager.getApplicationInfo(ctx.getPackageName(), PackageManager.GET_META_DATA);
        return info.metaData;
    }

    @SneakyThrows
    public static Bundle getActivityMetaData(Activity ctx) {
        PackageManager packageManager = ctx.getPackageManager();
        ActivityInfo info = packageManager.getActivityInfo(ctx.getComponentName(), PackageManager.GET_META_DATA);
        return info.metaData;
    }

    @SneakyThrows
    public static Bundle getServiceMetaData(Context ctx, Class