Java tutorial
//package com.java2s; //License from project: Apache License import android.content.Context; import java.io.IOException; import java.util.ArrayList; import java.util.List; public class Main { static List<String> getJsonAssets(Context context, String path) throws IOException { String[] assetList = context.getAssets().list(path); List<String> files = new ArrayList<>(); for (String asset : assetList) { if (asset.toLowerCase().endsWith(".json")) { files.add(asset); } } return files; } }