FileRW.rar_FileRW_android game_android multi_android upload_upl

package com.yan.file.service; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import android.content.Context; import android.os.Environment; public class FileService { public FileService(Context context) { this.context = context; } private Context context; /** * 保存内容 * @param content * @throws IOException */ public void save(String content) throws IOException{ FileOutputStream os=context.openFileOutput("yan.txt", Context.MODE_APPEND); os.write(content.getBytes()); os.close(); } public void save2(String content) throws Exception{ FileOutputStream os=context.openFileOutput("zhang.txt", Context.MODE_WORLD_READABLE); os.write(content.getBytes()); os.close(); } public void saveToSDCard(String content) throws Exception{ // File file=new File("/sdcard", "yan.txt"); //getExternalStorageDirectory()直接得到sdcard的目录 File file=new File(Environment.getExternalStorageDirectory(), "yan.txt"); System.out.println(Environment.getExternalStorageDirectory()+"----------"); FileOutputStream fos=new FileOutputStream(file); fos.write(content.getBytes()); fos.close(); } }