我试图在zimbra服务器上使用smpt（javamail）发送附件文件（图像），但我得到如下错误：java.io.FileNotFoundException :(没有这样的文件或目录）。我设置文件声明变量的路径与存储在C：目录中的图像，我也尝试设置SD卡的路径，但给我同样的错误（使用uri作为转换为字符串的构造函数的参数）。
如何设置正确的路径。感谢
import javax.activation.CommandMap;
import javax.activation.DataHandler;
import javax.activation.DataSource;
import javax.activation.FileDataSource;
import javax.activation.MailcapCommandMap;
import javax.mail.Authenticator;
import javax.mail.BodyPart;
import javax.mail.Multipart;
import javax.mail.Quota;
import javax.mail.Session;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.res.AssetManager;
import android.content.res.Resources;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.os.AsyncTask;
import android.webkit.WebChromeClient;
import android.widget.Toast;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;
import java.util.Properties;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.PasswordAuthentication;
import javax.mail.Transport;
import javax.mail.internet.AddressException;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
//Class is extending AsyncTask because this class is going to perform a networking operation
public class SendMail extends AsyncTask<Void, Void, Void> {
//Declaring Variables
private Context context;
private Session session;
//Information to send email
private String email;
private String subject;
private String message;
private String file;
//Progressdialog to show while sending email
private ProgressDialog progressDialog;
//Class Constructor
public SendMail(Context context, String email, String subject, String message, String file){
//Initializing variables
this.context = context;
this.email = email;
this.subject = subject;
this.message = message;
this.file = file;
}
@Override
protected void onPreExecute() {
super.onPreExecute();
//Showing progress dialog while sending email
progressDialog = ProgressDialog.show(context,"Sending message","Please wait...",false,false);
}
@Override
protected void onPostExecute(Void aVoid) {
super.onPostExecute(aVoid);
//Dismissing the progress dialog
progressDialog.dismiss();
//Showing a success message
Toast.makeText(context,"Message Sent",Toast.LENGTH_LONG).show();
}
@Override
protected Void doInBackground(Void... params) {
// String file="C:/Users/Vullnety/Desktop
file = "drawable" + "image"+ ".jpg" ;
// file =context.getResources().getResourceName(R.drawable.image);
//file ="/storage/emulated/0/photo.jpg";
//String path = path.toString();
//String path = otherPath .toString();
//Creating properties
Properties props = new Properties();
//Configuring properties for gmail
//If you are not using gmail you may need to change the values
props.put("mail.smtp.starttls.enable", "true");
props.put("mail.smtp.auth", "true");
props.put("mail.smtp.host", hostname);
props.put("mail.smtp.ssl.trust", hostname);
//props.put("mail.smtp.socketFactory.port", "587");
// props.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
// props.put("mail.smtp.socketFactory.fallback", "false");
props.put("mail.smtp.port", "587");
//Creating a new session
Authenticator auth = new Authenticator() {
public PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(Config.EMAIL, Config.PASSWORD);
}
};
Session session = Session.getInstance(props, auth);
/*
try {
//Creating MimeMessage object
MimeMessage mm = new MimeMessage(session);
//Setting sender address
mm.setFrom(new InternetAddress(Config.EMAIL));
//Adding receiver
mm.addRecipient(Message.RecipientType.TO, new InternetAddress(email));
//Adding subject
mm.setSubject(subject);
//Adding message
mm.setText(message);
//Sending email
Transport.send(mm);
} catch (MessagingException e) {
e.printStackTrace();
}
return null;
}*/
try {
Message msg = new MimeMessage(session);
msg.setFrom(new InternetAddress(Config.EMAIL));
InternetAddress[] toAddresses = {new InternetAddress(email)};
msg.setRecipient(Message.RecipientType.TO, new InternetAddress(email));
msg.setSubject("Hello");
// msg.setText(message);
// creates message part
//MimeBodyPart messageBodyPart = new MimeBodyPart();
MimeBodyPart messageBodyPart = new MimeBodyPart();
messageBodyPart.setText(message);
Multipart multipart = new MimeMultipart();
multipart.addBodyPart(messageBodyPart);
// messageBodyPart.setContent(msg,"text/html");
// multipart.addBodyPart(bodyPart);
MimeBodyPart attachPart = new MimeBodyPart();
DataSource source = new FileDataSource(String.valueOf(file));
attachPart.setDataHandler(new DataHandler(source));
//attachPart.setFileName("dada");
//mimeBodyPart.attachFile(String.valueOf(source));
multipart.addBodyPart(attachPart);
MailcapCommandMap mc = (MailcapCommandMap) CommandMap.getDefaultCommandMap();
mc.addMailcap("text/html;; x-java-content-handler=com.sun.mail.handlers.text_html");
mc.addMailcap("text/xml;; x-java-content-handler=com.sun.mail.handlers.text_xml");
mc.addMailcap("text/plain;; x-java-content-handler=com.sun.mail.handlers.text_plain");
mc.addMailcap("multipart/*;; x-java-content-handler=com.sun.mail.handlers.multipart_mixed");
mc.addMailcap("message/rfc822;; x-java-content- handler=com.sun.mail.handlers.message_rfc822");
// msg.setContent(multipart);
// message.setContent(multipart);
//messageBodyPart.setContent(message, "text/html");
msg.setContent(multipart);
// sends the e-mail
Transport.send(msg);
} catch (AddressException e) {
e.printStackTrace();
} catch (MessagingException e) {
e.printStackTrace();
}
return null;
}
}
异常详情：
03-07 10:19:18.574 5230-5248/thegenuinegourav.email W/System.err: javax.mail.MessagingException: IOException while sending message;
03-07 10:19:18.574 5230-5248/thegenuinegourav.email W/System.err: nested exception is:
03-07 10:19:18.574 5230-5248/thegenuinegourav.email W/System.err: java.io.FileNotFoundException: drawableimage.jpg (No such file or directory)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at com.sun.mail.smtp.SMTPTransport.sendMessage(SMTPTransport.java:676)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at javax.mail.Transport.send0(Transport.java:189)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at javax.mail.Transport.send(Transport.java:118)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at thegenuinegourav.email.SendMail.doInBackground(SendMail.java:193)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at thegenuinegourav.email.SendMail.doInBackground(SendMail.java:43)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at android.os.AsyncTask$2.call(AsyncTask.java:333)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at java.util.concurrent.FutureTask.run(FutureTask.java:266)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:245)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1162)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:636)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at java.lang.Thread.run(Thread.java:764)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: Caused by: java.io.FileNotFoundException: drawableimage.jpg (No such file or directory)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at java.io.FileInputStream.open0(Native Method)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at java.io.FileInputStream.open(FileInputStream.java:200)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at java.io.FileInputStream.<init>(FileInputStream.java:150)
03-07 10:19:18.575 5230-5248/thegenuinegourav.email W/System.err: at javax.activation.FileDataSource.getInputStream(FileDataSource.java:110)
03-07 10:19:18.576 5230-5248/thegenuinegourav.email W/System.err: at javax.activation.DataHandler.writeTo(DataHandler.java:318)
03-07 10:19:18.576 5230-5248/thegenuinegourav.email W/System.err: at javax.mail.internet.MimeBodyPart.writeTo(MimeBodyPart.java:1403)
03-07 10:19:18.576 5230-5248/thegenuinegourav.email W/System.err: at javax.mail.internet.MimeBodyPart.writeTo(MimeBodyPart.java:874)
03-07 10:19:18.576 5230-5248/thegenuinegourav.email W/System.err: at javax.mail.internet.MimeMultipart.writeTo(MimeMultipart.java:444)
03-07 10:19:18.577 5230-5248/thegenuinegourav.email W/System.err: at com.sun.mail.handlers.multipart_mixed.writeTo(multipart_mixed.java:102)
03-07 10:19:18.580 5230-5248/thegenuinegourav.email W/System.err: at javax.activation.ObjectDataContentHandler.writeTo(DataHandler.java:897)
03-07 10:19:18.580 5230-5248/thegenuinegourav.email W/System.err: at javax.activation.DataHandler.writeTo(DataHandler.java:330)
03-07 10:19:18.580 5230-5248/thegenuinegourav.email W/System.err: at javax.mail.internet.MimeBodyPart.writeTo(MimeBodyPart.java:1403)
03-07 10:19:18.580 5230-5248/thegenuinegourav.email W/System.err: at javax.mail.internet.MimeMessage.writeTo(MimeMessage.java:1745)
03-07 10:19:18.581 5230-5248/thegenuinegourav.email W/System.err: at com.sun.mail.smtp.SMTPTransport.sendMessage(SMTPTransport.java:636)