fun to create your avatar. 
private void inviaMessaggio (String message) {
/ / First declare Connection, Session and MessageProducer of javax.jms.
Connection conn = null;
Session session = null;
MessageProducer mp = null;
try {/ / Get the InitialContext
InitialContext context = new InitialContext ();
/ / do the lookup of the ConnectionFactory by jndi
ConnectionFactory cf = (ConnectionFactory) contesto.lookup ("JMS / NOSTRACF");
/ / do the lookup via JNDI Destination Queue
Destination destination = (Destination) contesto.lookup ("JMS / NOSTRACODA) ;
/ / Create a connection from the Factory Connection conn =
cf.createConnection ();
/ / Create the session from the connection
conn.createSession session = (false, Session.AUTO_ACKNOWLEDGE)
/ / Create the producer passing as a parameter to our destination
session.createProducer mp = (target);
/ / Create message TextMessage message =
session.createTextMessage ();
/ / Put the message text
message.setText (message);
/ / Set the message destination
message.setJMSDestination (target);
/ / Set the mode on delivery (NON_PERSISTENT means that the message will be read only by an individual consumer and then deleted from the queue)
mp.setDeliveryMode (DeliveryMode.NON_PERSISTENT)
/ / Sending Message
mp.send (message);
System.out.println ("Message Sent! !!!");
} catch (Exception e) {
System.out.println ("Message Exception !!!!"+ e.getMessage ());
} finally {if (conn! = null) try { {
Session.close ();
mp.close ();
conn.Close ();
} catch (Exception e1) {
e1.printStackTrace ();}
}}}
private String leggiCoda (ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) {
/ / First, declare Connection, and Session of MessageConsumer javax.jms
Connection conn = null;
Session session = null;
MessageConsumer mc = null;
try {/ / Get the InitialContext
InitialContext context = new InitialContext ();
/ / do the lookup of the ConnectionFactory via JNDI
ConnectionFactory cf = (ConnectionFactory) contesto.lookup ("JMS / NOSTRACF" )
/ / do the lookup via JNDI Destination Queue
Destination destination = (Destination) contesto.lookup ("JMS / NOSTRACODA");
/ / Create a connection from the Connection Factory
cf.createConnection conn = ( )
/ / Create the session from the connection
conn.createSession session = (false, Session.AUTO_ACKNOWLEDGE)
/ / Creo parameter passing to the consumer as our destination
session.createConsumer mc = (target);
/ / Open the connection
conn.start ();
/ / Create a while loop to listen for messages in the queue
TextMessage message = null;
while (true) {Message m =
mc.receive (1);
/ / If there is a message we return the text.
if (m! = Null) {
message = (TextMessage) m;
System.out.println ("Message Received !!!!");
message.getText return ();}
}
} catch (Exception e) {
System.out.println ("Message Exception !!!!"+ e.getMessage ());} finally {
if (conn! = null) {try {
Session.close ();
mc.close ();
conn.Close ();
} catch (Exception e1) {
e1.printStackTrace ();}
}}
return null;}
package com.myapp.struts.action;
import org.apache.struts.action . ActionForm;
import org.apache.struts.upload.FormFile;
/
** * * @ author
r.sheshi
* / public class UploadFile
extends ActionForm {private
FormFile file;
public FormFile getFile () {
return file;}
public void SetFile (FormFile file) {
this.file = file;}
}
\u0026lt;html:form action="/upload" enctype="multipart/form-data">
\u0026lt;html:file property="file" />
\u0026lt;html:submit value="carica" \u200b\u200b
/> \u0026lt;/ html: form>
/
** * * @ author
r.sheshi
* / public class
CaricaFileAction extends Action {
@ Override public ActionForward execute (ActionMapping mapping
,
ActionForm form, HttpServletRequest request
,
HttpServletResponse response) throws Exception {
DynaActionForm f = (DynaActionForm) form;
FormFile ff = (FormFile) f.get ("file");
return mapping.findForward ("success");}
}
/
** * * @ author
r.sheshi
* / public class
FileDto
{private int id;
private byte [] bytes;
private int size;
private String name;
private String contentType;
public void setBytes(byte[] bytes) {
this.bytes = bytes;
}
public byte[] getBytes() {
return bytes;
}
public void setId(int id) {
this.id = id;
}
public int getId() {
return id;
}
public void setName(String name) {
this.name = name;
}
public void setSize(int size) {
this.size = size;
}
public void setContentType(String type) {
this.type = type;
} public String getName () {
return name;}
public int getSize () {return size
;
} public String getContentType () {return type
;
}}
DynaActionForm f = (DynaActionForm) form;
FormFile ff = (FormFile) f.get ("file");
FileDto FileDto dto = new ();
dto.setBytes (ff.getFileData ());
dto.setContentType (ff.getContentType ());
dto.setSize (ff.getFileSize ());
dto.setName (ff.getFileName ());
FileDao FileDao dao = new ();
dao.insert (dto);
private String INSERT = "INSERT INTO VALUES FILE (?,?,?,?)";
public void insert (FileDto dto) {PreparedStatement ps
= Null;
Connection con = null;
try {con = getConnection
();
con.prepareStatement ps = (INSERT);
ps.setInt (1, dto.getId)
ps.setBytes (2 , dto.getBytes ());
ps.setString (3, dto.getName ());
ps.setString (4, dto.getContentType ());
ps.executeUpdate ();
} catch (SQLException ex)
{Logger.getLogger (FileDao.class.getName ())
. log (Level.SEVERE, null, ex);} finally {
try {if (ps! = null) ps.close ();
if (with! = null) con.close ();
} catch (SQLException ex) {Logger.getLogger
(FileDao.class.getName ())
. log (Level.SEVERE, null, ex);}
}}
listaFile public ArrayList () {
PreparedStatement ps = null;
ResultSet rs = null;
Connection con = null;
DTOS ArrayList = new ArrayList ();
try {con = getConnection () ;
con.prepareStatement ps = (SELECT);
ps.executeQuery rs = ();
while (rs.next ()) {dto = new
FileDto FileDto ();
dto.setId (rs.getInt (1) )
dto.setName (rs.getString (2));
dtos.add (dto);
}} catch (SQLException ex) {Logger.getLogger
(FileDao.class.getName ())
. Log (Level.SEVERE, null, ex);} finally {
try {if (rs! = Null) ps.close ();
if (ps! = null) ps.close ();
if (with! = null) con.close ();
} catch (SQLException ex) {Logger.getLogger
(FileDao.class . getName ())
. log (Level.SEVERE, null, ex);}
}
DTOS return;}
ListaFileAction extends Action {public class
@ Override public ActionForward execute (ActionMapping mapping, ActionForm form
,
HttpServletRequest request, HttpServletResponse
response) throws Exception {
FileDao FileDao dao = new ();
ArrayList DTOS dao.listaFile = ();
request.setAttribute ("list", DTOS)
return mapping.findForward ("list");
}}
\u0026lt;html:html>
\u0026lt;logic:present name="lista">
\u0026lt;logic:iterate name="lista" id="dto">
\u0026lt;html: link action = "/ download" aramid = "fileid"
paramName = "dto" paramProperty = "id">
\u0026lt;bean:write name="dto" property="name"
/> \u0026lt;/ html: link>
\u0026lt;/ logic: iterate>
\u0026lt;/ logic: present>
\u0026lt;/ html: html>
SELECT_BY_ID private String = "Select * from files where id =?"
public FileDto findById (int id) {
PreparedStatement ps = null;
ResultSet rs = null;
Connection con = null;
FileDto dto = FileDto new ();
try {con = getConnection
();
con.prepareStatement ps = (SELECT_BY_ID);
ps.setInt (1, id);
ps.executeQuery rs = ();
while (rs.next ()) {Blob blob =
rs.getBlob (2);
byte [] bytes = blob.getBytes (1, (int) blob.length ());
dto.setId (rs.getInt (1));
dto.setBytes (bytes);
dto.setName (Rs. getString (3));
dto.setContentType (rs.getString (4));
}} catch (SQLException ex) {Logger.getLogger
(FileDao.class.getName ())
. Log (Level.SEVERE, null, ex);} finally {
try {if (rs! = Null) ps.close ();
if (ps! = Null) ps.close (); if
(with! = null) con.close ();
} catch (SQLException ex) {Logger.getLogger
(FileDao.class.getName ())
. log (Level.SEVERE, null, ex);}
}
return dto;}
DownloadAction extends Action {public class
@ Override public ActionForward execute (ActionMapping mapping, ActionForm form
,
HttpServletRequest request, HttpServletResponse
response) throws Exception {
FileDao FileDao dao = new ();
String id = request.getParameter ("fileid");
FileDto dao.findById dto = (Integer.parseInt (id));
response.setContentType (dto.getContentType ());
response.setHeader ("Content-Disposition",
"attachment; filename = \\" "+ dto.getName () +" \\ "");
final ServletOutputStream response.getOutputStream out = ();
out.write ( dto.getBytes ());
return null;}
}
What is this?
arrives in Italy for the first time the international event that compares the most widely used Java IDE and their community.
JDeveloper (Oracle), NetBeans (Sun Microsystems), IntelliJ IDEA (JetBrains), send an evangelist of their core international development to confront each other.
present Speaker:
Unfortunately, despite the commitment by both parties, it was not possible to have the presence of Eclipse .
How?
One time slot available for each IDE to show the potential of their environment than others.
key role is played by the public as they are provided posted spaces to ask questions directly to the international evangelist.
The final part of 'event will be dedicated to a reasoned debate on the future of development environments.
The event will be in English.
Cost:
The event is free, but registration is appreciated.
Organization:
IDE Day is organized by Jug Jug Genoa and Rome
When and where:
There are two dates: Genoa, and Rome on March 10, March 12
The event will take place in the afternoon , within the university.
For schedules, calendar and logistical information, please go to 's event.
Related Sites: http://www.ideday.org/
