Android如何获取asset目录下所有文件的路径

package com.hangcheng.util;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import android.app.Activity;
import android.content.Context;
import android.content.res.AssetManager;

public class GetfilesFromAssets {
	private Activity activity;
	private String[] files;

	public GetfilesFromAssets(Context context) {
		this.activity = (Activity) context;

	}

	// public void deepFile(Context ctxDealFile, String path) {
	// try {
	// String str[] = ctxDealFile.getAssets().list(path);
	// if (str.length > 0) {// 如果是目录
	// File file = new File("/data/" + path);
	// file.mkdirs();
	// for (String string : str) {
	// path = path + "/" + string;
	// System.out.println("zhoulc:\t" + path);
	// // textView.setText(textView.getText()+"\t"+path+"\t");
	// deepFile(ctxDealFile, path);
	// path = path.substring(0, path.lastIndexOf('/'));
	// }
	// } else {// 如果是文件
	// InputStream is = ctxDealFile.getAssets().open(path);
	// FileOutputStream fos = new FileOutputStream(new File("/data/"
	// + path));
	// byte[] buffer = new byte[1024];
	// int count = 0;
	// while (true) {
	// count++;
	// int len = is.read(buffer);
	// if (len == -1) {
	// break;
	// }
	// fos.write(buffer, 0, len);
	// }
	// is.close();
	// fos.close();
	// }
	// } catch (IOException e) {
	// // TODO Auto-generated catch block
	// e.printStackTrace();
	// }
	// }

	public String[] getfileFromAssets(String path) {
		AssetManager assetManager = activity.getAssets();
		// String[] files;
		try {
			files = assetManager.list(path);
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		return files;

	}

	public List listHtmlOfAssets() {
		List list = new ArrayList();
		files = getfileFromAssets("html");
		for (int i = 0; i < files.length; i++) {
			HashMap map = new HashMap();
			map.put("htmlname", files[i]);
			list.add(map);
		}
		return list;
	}
}