从图库中选择多个图像后，我想将它们上传到ftp服务器。在上传过程中，我收到以下错误：
＆＃34; java.io.FileNotFoundException：/storage/emulated/0/DCIM/Camera/IMG_20150724_220209.jpg / storage / emulated / 0 / DCIM / Screenshots / Screenshot_2015-08-04-14-47-38。 png＆＃34;
有人可以帮忙吗？
public class MainActivity extends Activity implements View.OnClickListener{
private LinearLayout lnrImages;
private Button btnAddPhots;
private Button btnSaveImages;
private ArrayList<String> imagesPathList;
private Bitmap yourbitmap;
private Bitmap resized;
private final int PICK_IMAGE_MULTIPLE =1;
static final String FTP_HOST = "";
static final String FTP_USER = "";
static final String FTP_PASS = "";
String j;
Uri uri;
String[] th;
String str;
String picturepath,currentpath;
Button b;
String r;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
if (android.os.Build.VERSION.SDK_INT > 9) {
StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder()
.permitAll().build();
StrictMode.setThreadPolicy(policy);
}
lnrImages = (LinearLayout)findViewById(R.id.lnrImages);
btnAddPhots = (Button)findViewById(R.id.btnAddPhots);
btnSaveImages = (Button)findViewById(R.id.btnSaveImages);
b=(Button)findViewById(R.id.btnSaveImages1);
btnAddPhots.setOnClickListener(this);
btnSaveImages.setOnClickListener(this);
}
@Override
public void onClick(View view) {
switch (view.getId()) {
case R.id.btnAddPhots:
Intent intent = new Intent(MainActivity.this,CustomPhotoGalleryActivity.class);
startActivityForResult(intent,PICK_IMAGE_MULTIPLE);
break;
case R.id.btnSaveImages:
if(imagesPathList !=null){
if(imagesPathList.size()>=1) {
File f = new File("" + r);
Log.e("File", "" + f);
doFileUpload(f);
Log.d("saveimages", "" + imagesPathList);
Toast.makeText(MainActivity.this, imagesPathList.size() + " no of images are selected", Toast.LENGTH_SHORT).show();
}else{
Toast.makeText(MainActivity.this, imagesPathList.size() + " no of image are selected", Toast.LENGTH_SHORT).show();
}
}else{
Toast.makeText(MainActivity.this," no images are selected", Toast.LENGTH_SHORT).show();
}
break;
}
}
public void doFileUpload(File f) {
FTPClient client = new FTPClient();
try {
client.connect(FTP_HOST, 21);
Log.e("clientconnect", "" + client);
client.login(FTP_USER, FTP_PASS);
Log.e("clientlogin", "" + client);
client.setType(FTPClient.TYPE_BINARY);
Log.e("clienttype", "" + client);
client.changeDirectory("/real/");
Log.i("", "$$$$$$$$$$$$$$$$$" + ("/real/"));
// int reply = client.getReplyCode();
client.upload(f, new MyTransferListener());
// Log.e("filenameupload", "" + photoFile);
Log.e("clientupload", "" + client);
// Log.e("file",""+fileName);
} catch (Exception e) {
e.printStackTrace();
try {
client.disconnect(true);
} catch (Exception e2) {
e2.printStackTrace();
}
}
}
public class MyTransferListener implements FTPDataTransferListener {
public void started() {
// btn.setVisibility(View.GONE);
// Transfer started
Toast.makeText(getApplicationContext(), " Upload Started ...",
Toast.LENGTH_SHORT).show();
// System.out.println(" Upload Started ...");
}
public void transferred(int length) {
// Yet other length bytes has been transferred since the last time
// this
// method was called
Toast.makeText(getApplicationContext(),
" transferred ..." + length, Toast.LENGTH_SHORT).show();
// System.out.println(" transferred ..." + length);
}
public void completed() {
// btn.setVisibility(View.VISIBLE);
// Transfer completed
Toast.makeText(getApplicationContext(), " completed ...",
Toast.LENGTH_SHORT).show();
// System.out.println(" completed ..." );
}
public void aborted() {
// btn.setVisibility(View.VISIBLE);
// Transfer aborted
Toast.makeText(getApplicationContext(),
" transfer aborted , please try again...",
Toast.LENGTH_SHORT).show();
// System.out.println(" aborted ..." );
}
public void failed() {
// btn.setVisibility(View.VISIBLE);
// Transfer failed
System.out.println(" failed ...");
}
// Jibble.
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == PICK_IMAGE_MULTIPLE && resultCode ==Activity.RESULT_OK
&& null != data) {
//uri=data.getData();
// System.out.println("Current image Path is ----->" + getRealPathFromURI(uri));
imagesPathList = new ArrayList<String>();
String[] imagesPath = data.getStringExtra("data").split("\\|");
try{
lnrImages.removeAllViews();
}catch (Throwable e){
e.printStackTrace();
}
for (int i=0;i<imagesPath.length;i++){
Log.e("imagesPath can", ""+imagesPath);
imagesPathList.add(imagesPath[i]);
Log.w("imagesPathList are", ""+imagesPathList);
yourbitmap = BitmapFactory.decodeFile(imagesPath[i]);
Log.d("yourbitmap is", ""+yourbitmap);
ImageView imageView = new ImageView(this);
imageView.setImageBitmap(yourbitmap);
imageView.setAdjustViewBounds(true);
lnrImages.addView(imageView);
String listString = "";
for (String s : imagesPathList)
{
listString += s + "\t";
}
j=listString.toString();
uri=Uri.parse(j);
r=uri.toString();
Log.d("mnmnmnmnmnmnmhjjuigyigsuiagducfuducgfasicfgds", ""+r);
Log.d("anananananananananananananananananananananannananand", ""+uri);
}
}
}
private void decodeFile(String picturePath) {
// TODO Auto-generated method stub
BitmapFactory.Options o = new BitmapFactory.Options();
o.inJustDecodeBounds = true;
BitmapFactory.decodeFile(picturePath, o);
// The new size we want to scale to
final int REQUIRED_SIZE = 1024;
// Find the correct scale value. It should be the power of 2.
int width_tmp = o.outWidth, height_tmp = o.outHeight;
int scale = 1;
while (true) {
if (width_tmp < REQUIRED_SIZE && height_tmp < REQUIRED_SIZE)
break;
width_tmp /= 2;
height_tmp /= 2;
scale *= 2;
}
// Decode with inSampleSize
BitmapFactory.Options o2 = new BitmapFactory.Options();
o2.inSampleSize = scale;
yourbitmap = BitmapFactory.decodeFile(picturePath, o2);
}}
答案 0 :(得分：0)
${sessionScope.name}//上传多张图片
Public class MainActivity extends Activity implements View.OnClickListener {
private LinearLayout lnrImages;
private Button btnAddPhots;
private Button btnSaveImages;
private ArrayList<String> imagesPathList;
private Bitmap yourbitmap;
private Bitmap resized;
private final int PICK_IMAGE_MULTIPLE = 1;
static final String FTP_HOST = "";
static final String FTP_USER = "";
static final String FTP_PASS = "";
String j;
Uri uri;
String str;
String picturepath, currentpath;
Button b;
String r;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
if (android.os.Build.VERSION.SDK_INT > 9) {
StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder()
.permitAll().build();
StrictMode.setThreadPolicy(policy);
}
lnrImages = (LinearLayout) findViewById(R.id.lnrImages);
btnAddPhots = (Button) findViewById(R.id.btnAddPhots);
btnSaveImages = (Button) findViewById(R.id.btnSaveImages);
b = (Button) findViewById(R.id.btnSaveImages1);
btnAddPhots.setOnClickListener(this);
btnSaveImages.setOnClickListener(this);
}
@Override
public void onClick(View view) {
switch (view.getId()) {
case R.id.btnAddPhots:
Intent intent = new Intent(MainActivity.this,
CustomPhotoGalleryActivity.class);
startActivityForResult(intent, PICK_IMAGE_MULTIPLE);
break;
case R.id.btnSaveImages:
} }
}