我通过Android应用程序从图库将图像上传到Amazon S3。
显示java.lang.IllegalStateException：内容已消耗错误
我在下面添加了我的代码，请帮我解决一下。
我是这样的错误
06-17 17:23:22.908: W/System.err(27214): java.lang.IllegalStateException: Content has been consumed
06-17 17:23:22.909: W/System.err(27214): at org.apache.http.entity.BasicHttpEntity.getContent(BasicHttpEntity.java:84)
06-17 17:23:22.909: W/System.err(27214): at com.amazonaws.http.AmazonHttpClient.executeHelper(Unknown Source)
06-17 17:23:22.910: W/System.err(27214): at com.amazonaws.http.AmazonHttpClient.execute(Unknown Source)
06-17 17:23:22.910: W/System.err(27214): at com.amazonaws.services.s3.AmazonS3Client.invoke(Unknown Source)
06-17 17:23:22.910: W/System.err(27214): at com.amazonaws.services.s3.AmazonS3Client.uploadPart(Unknown Source)
06-17 17:23:22.911: W/System.err(27214): at com.readystatesoftware.simpl3r.Uploader.start(Uploader.java:162)
06-17 17:23:22.911: W/System.err(27214): at com.readystatesoftware.simpl3r.example.UploadService.onHandleIntent(UploadService.java:103)
06-17 17:23:22.911: W/System.err(27214): at android.app.IntentService$ServiceHandler.handleMessage(IntentService.java:65)
06-17 17:23:22.911: W/System.err(27214): at android.os.Handler.dispatchMessage(Handler.java:99)
06-17 17:23:22.912: W/System.err(27214): at android.os.Looper.loop(Looper.java:153)
06-17 17:23:22.912: W/System.err(27214): at android.os.HandlerThread.run(HandlerThread.java:60)
UploadService.java
public class UploadService extends IntentService {
public static final String ARG_FILE_PATH = "file_path";
public static final String UPLOAD_STATE_CHANGED_ACTION = "com.readystatesoftware.simpl3r.example.UPLOAD_STATE_CHANGED_ACTION";
public static final String UPLOAD_CANCELLED_ACTION = "com.readystatesoftware.simpl3r.example.UPLOAD_CANCELLED_ACTION";
public static final String S3KEY_EXTRA = "s3key";
public static final String PERCENT_EXTRA = "percent";
public static final String MSG_EXTRA = "msg";
private static final int NOTIFY_ID_UPLOAD = 1337;
private AmazonS3Client s3Client;
private Uploader uploader;
private NotificationManager nm;
public UploadService() {
super("simpl3r-example-upload");
}
@Override
public void onCreate() {
super.onCreate();
s3Client = new AmazonS3Client(
new BasicAWSCredentials(getString(R.string.s3_access_key), getString(R.string.s3_secret)));
nm = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
IntentFilter f = new IntentFilter();
f.addAction(UPLOAD_CANCELLED_ACTION);
registerReceiver(uploadCancelReceiver, f);
}
@Override
protected void onHandleIntent(Intent intent) {
String filePath = intent.getStringExtra(ARG_FILE_PATH);
File fileToUpload = new File(filePath);
final String s3ObjectKey = md5(filePath);
String s3BucketName = getString(R.string.s3_bucket);
final String msg = "Uploading " + s3ObjectKey + "...";
// create a new uploader for this file
uploader = new Uploader(this, s3Client, s3BucketName, s3ObjectKey, fileToUpload);
/* File theFile = new File(filePath);
PutObjectRequest putObjectRequest = new PutObjectRequest(amazonFileUploadLocationOriginal, keyName, theFile);
putObjectRequest.withMetadata(objectMetadata);*/
// listen for progress updates and broadcast/notify them appropriately
uploader.setProgressListener(new UploadProgressListener() {
@Override
public void progressChanged(ProgressEvent progressEvent,
long bytesUploaded, int percentUploaded) {
Notification notification = buildNotification(msg, percentUploaded);
nm.notify(NOTIFY_ID_UPLOAD, notification);
broadcastState(s3ObjectKey, percentUploaded, msg);
}
});
// broadcast/notify that our upload is starting
Notification notification = buildNotification(msg, 0);
nm.notify(NOTIFY_ID_UPLOAD, notification);
broadcastState(s3ObjectKey, 0, msg);
try {
String s3Location = uploader.start(); // initiate the upload
broadcastState(s3ObjectKey, -1, "File successfully uploaded to " + s3Location);
} catch (UploadIterruptedException uie) {
broadcastState(s3ObjectKey, -1, "User interrupted");
} catch (Exception e) {
e.printStackTrace();
broadcastState(s3ObjectKey, -1, "Error: " + e.getMessage());
}
}
@Override
public void onDestroy() {
nm.cancel(NOTIFY_ID_UPLOAD);
unregisterReceiver(uploadCancelReceiver);
super.onDestroy();
}
private void broadcastState(String s3key, int percent, String msg) {
Intent intent = new Intent(UPLOAD_STATE_CHANGED_ACTION);
Bundle b = new Bundle();
b.putString(S3KEY_EXTRA, s3key);
b.putInt(PERCENT_EXTRA, percent);
b.putString(MSG_EXTRA, msg);
intent.putExtras(b);
sendBroadcast(intent);
}
private Notification buildNotification(String msg, int progress) {
NotificationCompat.Builder builder = new NotificationCompat.Builder(this);
builder.setWhen(System.currentTimeMillis());
builder.setTicker(msg);
builder.setContentTitle(getString(R.string.app_name));
builder.setContentText(msg);
builder.setSmallIcon(R.drawable.ic_stat_uploading);
builder.setOngoing(true);
builder.setProgress(100, progress, false);
Intent notificationIntent = new Intent(this, MainActivity.class);
notificationIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
PendingIntent contentIntent = PendingIntent.getActivity(this, 0, notificationIntent, 0);
builder.setContentIntent(contentIntent);
return builder.build();
}
private BroadcastReceiver uploadCancelReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (uploader != null) {
uploader.interrupt();
}
}
};
private String md5(String s) {
try {
// create MD5 Hash
MessageDigest digest = java.security.MessageDigest.getInstance("MD5");
digest.update(s.getBytes());
byte messageDigest[] = digest.digest();
// create Hex String
StringBuffer hexString = new StringBuffer();
for (int i=0; i<messageDigest.length; i++)
hexString.append(Integer.toHexString(0xFF & messageDigest[i]));
return hexString.toString();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
return null;
}
}
}
MainActivity.java
public class MainActivity extends Activity {
private static final int FILE_SELECT_CODE = 0;
Button select;
Button interrupt;
ProgressBar progress;
TextView status;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
select = (Button) findViewById(R.id.btn_select);
interrupt = (Button) findViewById(R.id.btn_interrupt);
progress = (ProgressBar) findViewById(R.id.progress);
status = (TextView) findViewById(R.id.status);
select.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// start file chooser
Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
intent.setType("*/*");
intent.addCategory(Intent.CATEGORY_OPENABLE);
startActivityForResult(
Intent.createChooser(intent, "Select a file to upload"),
FILE_SELECT_CODE);
}
});
interrupt.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// interrupt any active upload
Intent intent = new Intent(UploadService.UPLOAD_CANCELLED_ACTION);
sendBroadcast(intent);
}
});
}
@Override
protected void onStart() {
super.onStart();
IntentFilter f = new IntentFilter();
f.addAction(UploadService.UPLOAD_STATE_CHANGED_ACTION);
registerReceiver(uploadStateReceiver, f);
}
@Override
protected void onStop() {
unregisterReceiver(uploadStateReceiver);
super.onStop();
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == FILE_SELECT_CODE) {
if (resultCode == RESULT_OK) {
// get path of selected file
Uri uri = data.getData();
String path = getPathFromContentUri(uri);
Log.d("S3", "uri=" + uri.toString());
Log.d("S3", "path=" + path);
// initiate the upload
Intent intent = new Intent(this, UploadService.class);
intent.putExtra(UploadService.ARG_FILE_PATH, path);
startService(intent);
}
}
super.onActivityResult(requestCode, resultCode, data);
}
private String getPathFromContentUri(Uri uri) {
String path = uri.getPath();
if (uri.toString().startsWith("content://")) {
String[] projection = { MediaStore.MediaColumns.DATA };
ContentResolver cr = getApplicationContext().getContentResolver();
Cursor cursor = cr.query(uri, projection, null, null, null);
if (cursor != null) {
try {
if (cursor.moveToFirst()) {
path = cursor.getString(0);
}
} finally {
cursor.close();
}
}
}
return path;
}
private BroadcastReceiver uploadStateReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
Bundle b = intent.getExtras();
status.setText(b.getString(UploadService.MSG_EXTRA));
int percent = b.getInt(UploadService.PERCENT_EXTRA);
progress.setIndeterminate(percent < 0);
progress.setProgress(percent);
}
};
}
答案 0 :(得分：1)
看起来您正在从Github https://github.com/jgilfelt/android-simpl3r运行示例。 SDK版本1.4.3于3年前发布。它使用Android内置的Apache HttpClient，它非常多，并且已被Android弃用。内容已被消费＆＃39;问题有时会发生。
请将SDK更新到最新版本v2.2.2。它应该向后兼容。请查看http://aws.amazon.com/mobile/sdk/。