将android项目assets文件夹下的文件复制到SD卡中

<pre name="code" class="html">package com.lapel.activity.html;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;

import android.content.Context;

/**
 *
 * 将assets文件夹下的文件复制到SD卡中
 *
 */

public class CopyZipFileToSD {
	private Context context;
	String fileName;
	String filePath;

	/**
	 *
	 * @param context
	 * @param fileName
	 *            fileName(assets文件夹下压缩文件):文件名称+后缀
	 * @param filePath
	 *            sd本地路径
	 */
	public CopyZipFileToSD(Context context, String fileName, String filePath) {
		this.context = context;
		this.fileName = fileName;
		this.filePath = filePath;
	}

	public void copy() {
		InputStream inputStream;
		try {
			inputStream = context.getResources().getAssets().open(fileName);// assets文件夹下的文件
			File file = new File(filePath);
			if (!file.exists()) {
				file.mkdirs();
			}
			FileOutputStream fileOutputStream = new FileOutputStream(filePath + "/" + fileName);// 保存到本地的文件夹下的文件
			byte[] buffer = new byte[1024];
			int count = 0;
			while ((count = inputStream.read(buffer)) > 0) {
				fileOutputStream.write(buffer, 0, count);
			}
			fileOutputStream.flush();
			fileOutputStream.close();
			inputStream.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

}