//建立一个文件类型与文件后缀名的匹配表private static final String[][] MATCH_ARRAY={//{后缀名，    文件类型}{".3gp",    "video/3gpp"},{".apk",    "application/vnd.android.package-archive"},{".asf",    "video/x-ms-asf"},{".avi",    "video/x-msvideo"},{".bin",    "application/octet-stream"},{".bmp",      "image/bmp"},{".c",        "text/plain"},{".class",    "application/octet-stream"},{".conf",    "text/plain"},{".cpp",    "text/plain"},{".doc",    "application/msword"},{".exe",    "application/octet-stream"},{".gif",    "image/gif"},{".gtar",    "application/x-gtar"},{".gz",        "application/x-gzip"},{".h",        "text/plain"},{".htm",    "text/html"},{".html",    "text/html"},{".jar",    "application/java-archive"},{".java",    "text/plain"},{".jpeg",    "image/jpeg"},{".jpg",    "image/jpeg"},{".js",        "application/x-javascript"},{".log",    "text/plain"},{".m3u",    "audio/x-mpegurl"},{".m4a",    "audio/mp4a-latm"},{".m4b",    "audio/mp4a-latm"},{".m4p",    "audio/mp4a-latm"},{".m4u",    "video/vnd.mpegurl"},{".m4v",    "video/x-m4v"},{".mov",    "video/quicktime"},{".mp2",    "audio/x-mpeg"},{".mp3",    "audio/x-mpeg"},{".mp4",    "video/mp4"},{".mpc",    "application/vnd.mpohun.certificate"},{".mpe",    "video/mpeg"},{".mpeg",    "video/mpeg"},{".mpg",    "video/mpeg"},{".mpg4",    "video/mp4"},{".mpga",    "audio/mpeg"},{".msg",    "application/vnd.ms-outlook"},{".ogg",    "audio/ogg"},{".pdf",    "application/pdf"},{".png",    "image/png"},{".pps",    "application/vnd.ms-powerpoint"},{".ppt",    "application/vnd.ms-powerpoint"},{".prop",    "text/plain"},{".rar",    "application/x-rar-compressed"},{".rc",        "text/plain"},{".rmvb",    "audio/x-pn-realaudio"},{".rtf",    "application/rtf"},{".sh",        "text/plain"},{".tar",    "application/x-tar"},{".tgz",    "application/x-compressed"},{".txt",    "text/plain"},{".wav",    "audio/x-wav"},{".wma",    "audio/x-ms-wma"},{".wmv",    "audio/x-ms-wmv"},{".wps",    "application/vnd.ms-works"},{".xml",    "text/plain"},{".z",        "application/x-compress"},{".zip",    "application/zip"},{"",        "*/*"}};

    /*** 根据路径打开文件* @param context 上下文* @param path 文件路径*/public static void openFileByPath(Context context,String path) {if(context==null||path==null)return;Intent intent = new Intent();intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);//设置intent的Action属性intent.setAction(Intent.ACTION_VIEW);//文件的类型String type = "";for(int i =0;i<MATCH_ARRAY.length;i++){//判断文件的格式if(path.toString().contains(MATCH_ARRAY[i][0].toString())){type = MATCH_ARRAY[i][1];break;}}try {//设置intent的data和Type属性intent.setDataAndType(Uri.fromFile(new File(path)), type);//跳转context.startActivity(intent);} catch (Exception e) { //当系统没有携带文件打开软件，提示ShowToastUtil.showToast(context,"无法打开该格式文件!");e.printStackTrace();}}