打开失败: EROFS (只读文件系统) android phonegap应用程序
我正在尝试使用带有PhoneGap的Progress事件进行文件传输。
我的问题是，每当我按下下载按钮时，下面的错误就会出现。
我在这个链接下找到了代码并完整地复制了它：http://www.raymondcamden.com/2013/05/01/Using-the-Progress-event-in-PhoneGap-file-transfers
错误: 10-23 23:55:38.407 24464-24508/？E/文件传输：{“目标”：“//download.mp3”，"http_status":200，“代码”：1，“http://archive.org/download/Kansas_Joe_Memphis_Minnie-When_Levee_Breaks/Kansas_Joe_and_Memphis_Minnie-When_the_Levee_Breaks.mp3","exception":"/download.mp3”：“http://archive.org/download/Kansas_Joe_Memphis_Minnie-When_Levee_Breaks/Kansas_Joe_and_Memphis_Minnie-When_the_Levee_Breaks.mp3","exception":"/download.mp3：打开失败: EROFS (只读文件系统)”} java.io.FileNotFoundException: /download.mp3:打开失败: EROFS (只读文件系统)在java.io.FileOutputStream.(FileOutputStream.java:88) at org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi.java:329) at org的libcore.io.IoBridge.open(IoBridge.java:409).apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi.java:310) at org.apache.cordova.filetransfer.FileTransfer$4.run(FileTransfer.java:894) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587) at java.lang.Thread.run(Thread.java:841)原因: libcore.io.ErrnoException: open失败: libcore.io.BlockGuardOs.open(BlockGuardOs.java:110) at libcore.io.IoBridge.open(IoBridge.java:393)的libcore.io.Posix.open(本机方法)的EROFS (只读文件系统)；org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi的java.io.FileOutputStream.(FileOutputStream.java:88) (本地方法)的libcore.io.Posix.open(本地方法)；org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi的org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi(本地方法)；java.io.FileOutputStream.(FileOutputStream.java:88)的libcore.io.Posix.open(本地方法)；org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi的libcore.io.IoBridge.open(本地方法)；org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi的libcore.io.Posix.open(本地方法)；org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi的libcore.io.IoBridge.open(本地方法)；org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi的libcore.io.Posix.open(本地方法)；org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi的libcore.io.IoBridge.open(本地方法)；org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi的(本地方法)；java.io.FileOutputStream.(FileOutputStream.java:88)的libcore.io.IoBridge.open(本地方法)；org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi的(本地方法)；java.io.FileOutputStream.(FileOutputStream.java:88)的libcore.io.IoBridge.open(本地方法)；org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi的*。路透纽约8月23日电- org.apache.cordova.CordovaResourceApi.openOutputStream(CordovaResourceApi.java:310)的首席执行官、org.apache.cordova.filetransfer.FileTransfer$4.run(FileTransfer.java:894)的首席执行官、java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)的首席执行官、java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java的首席执行官、java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java的首席执行官，以及org.apache.cordova.filetransfer.FileTransfer$4.run(FileTransfer.java:894)的首席执行官、java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)的首席执行官、以及java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java的首席执行官(注:587) *(Thread.java:841)
index.html
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Security-Policy" content="default-src *; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline' 'unsafe-eval'">
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<meta name = "format-detection" content = "telephone=no"/>
<meta name="viewport" content="user-scalable=no, initial-scale=1, maximum-scale=1, minimum-scale=1, width=device-width" />
<link rel="stylesheet" type="text/css" href="css/index.css" />
<title>FileTransfer Test</title>
</head>
<body>
<div id="content">
<p>
Kansas Joe McCoy and Memphis Minnie – "When The Levee Breaks"
</p>
<img src="img/KansasJoeAndMemphisMinnie.jpg">
<p>
<button id="startDl">Click to Download and Play</button>
</p>
</div>
<div id="status"></div>
<script type="text/javascript" src="cordova.js"></script>
<script type="text/javascript" src="js/app.js"></script>
</body>
</html>app.js
document.addEventListener('deviceready', deviceready, false);
var buttomDom;
var statusDom;
var fileSystem;
function deviceready() {
console.log('dv ready');
//step one is to request a file system
window.requestFileSystem(LocalFileSystem.TEMPORARY, 0,
function(fs) {
fileSystem = fs;
buttonDom = document.querySelector('#startDl');
buttonDom.addEventListener('touchend', startDl, false);
buttonDom.removeAttribute("disabled");
statusDom = document.querySelector('#status');
}, function(e) {
alert('failed to get fs');
alert(JSON.stringify(e));
});
}
function startDl() {
buttonDom.setAttribute("disabled","disabled");
var ft = new FileTransfer();
var uri = encodeURI("http://archive.org/download/Kansas_Joe_Memphis_Minnie-When_Levee_Breaks/Kansas_Joe_and_Memphis_Minnie-When_the_Levee_Breaks.mp3");
var downloadPath = fileSystem.root.fullPath + "/download.mp3";
ft.onprogress = function(progressEvent) {
if (progressEvent.lengthComputable) {
var perc = Math.floor(progressEvent.loaded / progressEvent.total * 100);
statusDom.innerHTML = perc + "% loaded...";
} else {
if(statusDom.innerHTML == "") {
statusDom.innerHTML = "Loading";
} else {
statusDom.innerHTML += ".";
}
}
};
ft.download(uri, downloadPath,
function(entry) {
statusDom.innerHTML = "";
var media = new Media(entry.fullPath, null, function(e) { alert(JSON.stringify(e));});
media.play();
},
function(error) {
alert('Crap something went wrong...');
});
}回答 1
Stack Overflow用户
发布于 2015-10-24 21:14:44
我找到了一个解决方案，我将完整路径改为root.toURL()。
https://stackoverflow.com/questions/33314953
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