Gmail sender Android

Here is an example to send email using Gmail Sender

email.java

package com.mail.app;

import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class email extends  Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.email);
        Log.i("Inside","create");
      
        final EditText to = (EditText) findViewById(R.id.ET_Mailid);
        final EditText content = (EditText) findViewById(R.id.ET_Mailmessage);
        Button b = (Button) findViewById(R.id.BT_Sendmail);
        //    Button b1 = (Button) findViewById(R.id.button2);
            b.setOnClickListener(new View.OnClickListener() {
               
                public void onClick(View v) {
                   
                    String rec = to.getText().toString();
                    String cntnt = content.getText().toString();
                    boolean sent = sendMail(rec, cntnt);
                    if(sent)
                        Toast.makeText(email.this, "mail sent to \n"+rec, Toast.LENGTH_SHORT).show();
                    else
                        Toast.makeText(email.this, "mail not sent", Toast.LENGTH_SHORT).show();
                }
            });
}
 public boolean sendMail(String reciever, String body){
       
        try{
            new GMailSender("your email id", "myapplication").sendMail("subject", ""+body, "your email id", ""+reciever, "");
                            // to send mail with file attached use this
                            // new GMailSender("pushapp53@gmail.com", "myapplication").sendMail("subject", ""+body, "pushapp53@gmail.com", ""+reciever, "/sdcard/image.jpg");
            return true;
        }catch(Exception e){
            return false;
        }
       
    }
}

Gmailsender.java

package com.mail.app;
import javax.activation.DataHandler;  
import javax.activation.DataSource;  
import javax.activation.FileDataSource;
import javax.mail.BodyPart;
import javax.mail.Message;  
import javax.mail.Multipart;
import javax.mail.PasswordAuthentication;  
import javax.mail.Session;  
import javax.mail.Transport;  
import javax.mail.internet.InternetAddress;  
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;  
import javax.mail.internet.MimeMultipart;

import java.io.ByteArrayInputStream;  
import java.io.IOException;  
import java.io.InputStream;  
import java.io.OutputStream;  
import java.security.Security;  
import java.util.Properties;  

public class GMailSender extends javax.mail.Authenticator {  
    private String mailhost = "smtp.gmail.com";  
    private String user;  
    private String password;  
    private Session session;  

    static {  
        Security.addProvider(new JSSEProvider());  
    } 

    public GMailSender(String user, String password) {  
        this.user = user;  
        this.password = password;  

        Properties props = new Properties();  
        props.setProperty("mail.transport.protocol", "smtp");  
        props.setProperty("mail.host", mailhost);  
        props.put("mail.smtp.auth", "true");  
        props.put("mail.smtp.port", "465");  
        props.put("mail.smtp.socketFactory.port", "465");  
        props.put("mail.smtp.socketFactory.class",  
                "javax.net.ssl.SSLSocketFactory");  
        props.put("mail.smtp.socketFactory.fallback", "false");  
        props.setProperty("mail.smtp.quitwait", "false");  

        session = Session.getDefaultInstance(props, this);  
    }  

    protected PasswordAuthentication getPasswordAuthentication() {  
        return new PasswordAuthentication(user, password);  
    }  

    public synchronized void sendMail(String subject, String body, String sender, String recipients, String filePath) throws Exception {  
        try{
        MimeMessage message = new MimeMessage(session);  
        DataHandler handler = new DataHandler(new ByteArrayDataSource(body.getBytes(), "text/plain"));  
       
        message.setSender(new InternetAddress(sender));  
        message.setSubject(subject);  
                      
      // message.setDataHandler(handler);  
       
        //modification starts here
       
        Multipart multipart = new MimeMultipart();
        BodyPart messageBodyPart = new MimeBodyPart();
        messageBodyPart.setContent(body, "text/plain");
        multipart.addBodyPart(messageBodyPart);
        //File Attachment part
//        if(!filePath.equals("")){
//            BodyPart messageAttachmentPart = new MimeBodyPart();
//            DataSource source = new FileDataSource(filePath);
//            messageAttachmentPart.setDataHandler(new DataHandler(source));
//            messageAttachmentPart.setFileName(filePath);
//            multipart.addBodyPart(messageAttachmentPart);
//        }
        message.setContent(multipart );
       
        //modification ends here
       
       
        if (recipients.indexOf(',') > 0)  
            message.setRecipients(Message.RecipientType.TO, InternetAddress.parse(recipients));  
        else 
            message.setRecipient(Message.RecipientType.TO, new InternetAddress(recipients));  
       
        Transport.send(message);  
        }catch(Exception e){

        }
    }  
   
    public class ByteArrayDataSource implements DataSource {  
        private byte[] data;  
        private String type;  

        public ByteArrayDataSource(byte[] data, String type) {  
            super();  
            this.data = data;  
            this.type = type;  
        }  

        public ByteArrayDataSource(byte[] data) {  
            super();  
            this.data = data;  
        }  

        public void setType(String type) {  
            this.type = type;  
        }  

        public String getContentType() {  
            if (type == null)  
                return "application/octet-stream";  
            else 
                return type;  
        }  

        public InputStream getInputStream() throws IOException {  
            return new ByteArrayInputStream(data);  
        }  

        public String getName() {  
            return "ByteArrayDataSource";  
        }  

        public OutputStream getOutputStream() throws IOException {  
            throw new IOException("Not Supported");  
        }  
    }  
}

JSEEProvider.java

package com.mail.app;
import java.security.AccessController;
import java.security.Provider;

@SuppressWarnings("serial")
public final class JSSEProvider extends Provider {

    public JSSEProvider() {
        super("HarmonyJSSE", 1.0, "Harmony JSSE Provider");
        AccessController.doPrivileged(new java.security.PrivilegedAction<Void>() {
            public Void run() {
                put("SSLContext.TLS",
                        "org.apache.harmony.xnet.provider.jsse.SSLContextImpl");
                put("Alg.Alias.SSLContext.TLSv1", "TLS");
                put("KeyManagerFactory.X509",
                        "org.apache.harmony.xnet.provider.jsse.KeyManagerFactoryImpl");
                put("TrustManagerFactory.X509",
                        "org.apache.harmony.xnet.provider.jsse.TrustManagerFactoryImpl");
                return null;
            }
        });
    }
}

mailsenderactivity.java

package com.mail.app;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.provider.ContactsContract.CommonDataKinds.Email;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class MailsenderActivity extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
       
                Button b1 = (Button) findViewById(R.id.button2);
                b1.setOnClickListener(new View.OnClickListener() {
             
              public void onClick(View v) {
                  Intent inte=new Intent(MailsenderActivity.this,email.class );
                  startActivity(inte);
              }
          });
        
    }
 
    }
       email.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
     android:background="#363636">
      <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent" >

        <EditText
            android:id="@+id/ET_Mailid"
            android:layout_width="wrap_content"
            android:layout_height="25dip"
            android:layout_alignParentLeft="true"
            android:layout_alignParentRight="true"
            android:layout_alignParentTop="true"
            android:layout_marginTop="48dp"
            android:background="@drawable/et_bgnd_med"
            android:ems="10"
            android:inputType="textEmailAddress"
            android:textColor="@android:color/white" />

        <TextView
            android:id="@+id/TV_Mailid"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentLeft="true"
            android:layout_alignParentTop="true"
            android:layout_marginTop="15dp"
            android:text="@string/sn"
            android:textAppearance="?android:attr/textAppearanceLarge" />

        <EditText
            android:id="@+id/ET_Mailmessage"
            android:layout_width="wrap_content"
            android:layout_height="100dip"
            android:layout_alignParentLeft="true"
            android:layout_alignParentRight="true"
            android:layout_below="@+id/ET_Mailid"
            android:layout_marginTop="44dp"
            android:background="@drawable/et_bgnd_med"
            android:ems="10"
            android:inputType="textMultiLine" />

        <TextView
            android:id="@+id/TV_MailMessage"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentLeft="true"
            android:layout_below="@+id/ET_Mailid"
            android:layout_marginTop="17dp"
            android:text="@string/cntn"
            android:textAppearance="?android:attr/textAppearanceLarge" />

        <Button
            android:id="@+id/BT_Sendmail"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentRight="true"
            android:layout_below="@+id/ET_Mailmessage"
            android:layout_marginTop="52dp"
           
            android:clickable="true"
            android:text="@string/s" />

     

    </RelativeLayout>
   
   

</LinearLayout>

main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical"
    android:background="#363636" >

   
    <Button
        android:id="@+id/button2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:clickable="true"
        android:text="EMAIL" />
  
</LinearLayout>