Examples of POP3Response

Examples of org.apache.james.protocols.pop3.POP3Response

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    /**
     * Handler method called upon receipt of a NOOP command. Like all good
     * NOOPs, does nothing much.
     */
    public Response onCommand(POP3Session session, Request request) {
        POP3Response response = null;
        if (session.getHandlerState() == POP3Session.TRANSACTION) {
            response = new POP3Response(POP3Response.OK_RESPONSE);
        } else {
            response = new POP3Response(POP3Response.ERR_RESPONSE);
        }
        return response;
    }
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Examples of org.apache.james.protocols.pop3.POP3Response

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    /**
     * Handler method called upon receipt of a USER command. Reads in the user
     * id.
     */
    public Response onCommand(POP3Session session, Request request) {
        POP3Response response = null;
        String parameters = request.getArgument();
        if (session.getHandlerState() == POP3Session.AUTHENTICATION_READY && parameters != null) {
            session.setUser(parameters);
            session.setHandlerState(POP3Session.AUTHENTICATION_USERSET);
            response = new POP3Response(POP3Response.OK_RESPONSE);
        } else {
            response = new POP3Response(POP3Response.ERR_RESPONSE);
        }
        return response;
    }
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Examples of org.apache.james.protocols.pop3.POP3Response

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     * Handler method called upon receipt of a RETR command. This command
     * retrieves a particular mail message from the mailbox.
     */
    @SuppressWarnings("unchecked")
    public Response onCommand(POP3Session session, Request request) {
        POP3Response response = null;
        String parameters = request.getArgument();
        if (session.getHandlerState() == POP3Session.TRANSACTION) {
            int num = 0;
            try {
                num = Integer.parseInt(parameters.trim());
            } catch (Exception e) {
                response = new POP3Response(POP3Response.ERR_RESPONSE, "Usage: RETR [mail number]");
                return response;
            }
            try {
                List<MessageMetaData> uidList = (List<MessageMetaData>) session.getState().get(POP3Session.UID_LIST);
                List<Long> deletedUidList = (List<Long>) session.getState().get(POP3Session.DELETED_UID_LIST);

                Long uid = uidList.get(num - 1).getUid();
                if (deletedUidList.contains(uid) == false) {
                    InputStream content = session.getUserMailbox().getMessage(uid);

                    if (content != null) {
                        InputStream in = new CRLFTerminatedInputStream(new ExtraDotInputStream(content));
                        response = new POP3StreamResponse(POP3Response.OK_RESPONSE, "Message follows", in);
                        return response;
                    } else {
                        StringBuilder responseBuffer = new StringBuilder(64).append("Message (").append(num).append(") does not exist.");
                        response = new POP3Response(POP3Response.ERR_RESPONSE, responseBuffer.toString());
                    }
                } else {
                    StringBuilder responseBuffer = new StringBuilder(64).append("Message (").append(num).append(") already deleted.");
                    response = new POP3Response(POP3Response.ERR_RESPONSE, responseBuffer.toString());
                }
            } catch (IOException ioe) {
                response = new POP3Response(POP3Response.ERR_RESPONSE, "Error while retrieving message.");
            }
        } else {
            response = new POP3Response(POP3Response.ERR_RESPONSE);
        }
        return response;
    }
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Examples of org.apache.james.protocols.pop3.POP3Response

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     * Handler method called upon receipt of a PASS command. Reads in and
     * validates the password.
     */
    public Response onCommand(POP3Session session, Request request) {
        String parameters = request.getArgument();
        POP3Response response = null;
        if (session.getHandlerState() == POP3Session.AUTHENTICATION_USERSET && parameters != null) {
            String passArg = parameters;
            try {
                Mailbox mailbox = mailboxManager.getMailbox(session, passArg);
                if (mailbox != null) {
                  session.setUserMailbox(mailbox);
                  stat(session);
               
                  StringBuilder responseBuffer = new StringBuilder(64).append("Welcome ").append(session.getUser());
                  response = new POP3Response(POP3Response.OK_RESPONSE, responseBuffer.toString());
                  session.setHandlerState(POP3Session.TRANSACTION);
                } else {
                  response = new POP3Response(POP3Response.ERR_RESPONSE, "Authentication failed.");
                  session.setHandlerState(POP3Session.AUTHENTICATION_READY);
                }
            } catch (IOException e) {
                session.getLogger().error("Unexpected error accessing mailbox for " + session.getUser(), e);
                response = new POP3Response(POP3Response.ERR_RESPONSE, "Unexpected error accessing mailbox");
                session.setHandlerState(POP3Session.AUTHENTICATION_READY);
            }
        } else {
            response = new POP3Response(POP3Response.ERR_RESPONSE, "Authentication failed.");

            session.setHandlerState(POP3Session.AUTHENTICATION_READY);
        }

        return response;
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Examples of org.apache.james.protocols.pop3.POP3Response

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    /**
     * @see CommandHandler#onCommand(org.apache.james.protocols.api.ProtocolSession, Request)
     */
    public Response onCommand(POP3Session session, Request request) {
        POP3Response response;
        // check if starttls is supported, the state is the right one and it was
        // not started before
        if (session.isStartTLSSupported() && session.getHandlerState() == POP3Session.AUTHENTICATION_READY && session.isTLSStarted() == false) {
            response = new StartTlsPop3Response(POP3Response.OK_RESPONSE, "Begin TLS negotiation");
            return response;

        } else {
            response = new POP3Response(POP3Response.ERR_RESPONSE);
            return response;
        }
    }
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Examples of org.apache.james.protocols.pop3.POP3Response

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     * Handler method called upon receipt of a DELE command. This command
     * deletes a particular mail message from the mailbox.
     */
    @SuppressWarnings("unchecked")
    public Response onCommand(POP3Session session, Request request) {
        POP3Response response = null;
        if (session.getHandlerState() == POP3Session.TRANSACTION) {
            int num = 0;
            try {
                num = Integer.parseInt(request.getArgument());
            } catch (Exception e) {
                response = new POP3Response(POP3Response.ERR_RESPONSE, "Usage: DELE [mail number]");
                return response;
            }
            try {
                List<MessageMetaData> uidList = (List<MessageMetaData>) session.getState().get(POP3Session.UID_LIST);
                List<Long> deletedUidList = (List<Long>) session.getState().get(POP3Session.DELETED_UID_LIST);

                Long uid = uidList.get(num - 1).getUid();

                if (deletedUidList.contains(uid)) {
                    StringBuilder responseBuffer = new StringBuilder(64).append("Message (").append(num).append(") already deleted.");
                    response = new POP3Response(POP3Response.ERR_RESPONSE, responseBuffer.toString());
                } else {
                    deletedUidList.add(uid);
                    // we are replacing our reference with "DELETED", so we have
                    // to dispose the no-more-referenced mail object.
                    response = new POP3Response(POP3Response.OK_RESPONSE, "Message deleted");
                }
            } catch (IndexOutOfBoundsException iob) {
                StringBuilder responseBuffer = new StringBuilder(64).append("Message (").append(num).append(") does not exist.");
                response = new POP3Response(POP3Response.ERR_RESPONSE, responseBuffer.toString());
            }
        } else {
            response = new POP3Response(POP3Response.ERR_RESPONSE);
        }
        return response;
    }
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Examples of org.apache.james.protocols.pop3.POP3Response

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     * Handler method called upon receipt of a UIDL command. Returns a listing
     * of message ids to the client.
     */
    @SuppressWarnings("unchecked")
    public Response onCommand(POP3Session session, Request request) {
        POP3Response response = null;
        String parameters = request.getArgument();
        if (session.getHandlerState() == POP3Session.TRANSACTION) {
            List<MessageMetaData> uidList = (List<MessageMetaData>) session.getState().get(POP3Session.UID_LIST);
            List<Long> deletedUidList = (List<Long>) session.getState().get(POP3Session.DELETED_UID_LIST);
            try {
                String identifier = session.getUserMailbox().getIdentifier();
                if (parameters == null) {
                    response = new POP3Response(POP3Response.OK_RESPONSE, "unique-id listing follows");
                    for (int i = 0; i < uidList.size(); i++) {
                        Long uid = uidList.get(i).getUid();
                        if (deletedUidList.contains(uid) == false) {
                            // construct unique UIDL. See JAMES-1264
                            StringBuilder responseBuffer = new StringBuilder(64).append(i + 1).append(" ").append(identifier).append("-").append(uid);
                            response.appendLine(responseBuffer.toString());
                        }
                    }

                    response.appendLine(".");
                } else {
                    int num = 0;
                    try {
                        num = Integer.parseInt(parameters);
                        Long uid = uidList.get(num - 1).getUid();
                        if (deletedUidList.contains(uid) == false) {
                            // construct unique UIDL. See JAMES-1264
                            StringBuilder responseBuffer = new StringBuilder(64).append(num).append(" ").append(identifier).append("-").append(uid);
                            response = new POP3Response(POP3Response.OK_RESPONSE, responseBuffer.toString());

                        } else {
                            StringBuilder responseBuffer = new StringBuilder(64).append("Message (").append(num).append(") already deleted.");
                            response = new POP3Response(POP3Response.ERR_RESPONSE, responseBuffer.toString());
                        }
                    } catch (IndexOutOfBoundsException npe) {
                        StringBuilder responseBuffer = new StringBuilder(64).append("Message (").append(num).append(") does not exist.");
                        response = new POP3Response(POP3Response.ERR_RESPONSE, responseBuffer.toString());
                    } catch (NumberFormatException nfe) {
                        StringBuilder responseBuffer = new StringBuilder(64).append(parameters).append(" is not a valid number");
                        response = new POP3Response(POP3Response.ERR_RESPONSE, responseBuffer.toString());
                    }
                }
            } catch (IOException e) {
                response = new POP3Response(POP3Response.ERR_RESPONSE);
                return response;
            }
           
        } else {
            response = new POP3Response(POP3Response.ERR_RESPONSE);
        }
        return response;
    }
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Examples of org.apache.james.protocols.pop3.POP3Response

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     *            the request to process
     */

    @SuppressWarnings("unchecked")
    public Response onCommand(POP3Session session, Request request) {
        POP3Response response = null;
        String parameters = request.getArgument();
        List<MessageMetaData> uidList = (List<MessageMetaData>) session.getState().get(POP3Session.UID_LIST);
        List<Long> deletedUidList = (List<Long>) session.getState().get(POP3Session.DELETED_UID_LIST);

        if (session.getHandlerState() == POP3Session.TRANSACTION) {
            if (parameters == null) {

                long size = 0;
                int count = 0;
                List<MessageMetaData> validResults = new ArrayList<MessageMetaData>();
                if (uidList.isEmpty() == false) {

                    for (int i = 0; i < uidList.size(); i++) {
                        MessageMetaData data = uidList.get(i);
                        if (deletedUidList.contains(data.getUid()) == false) {
                            size += data.getSize();
                            count++;
                            validResults.add(data);
                        }
                    }
                }
                StringBuilder responseBuffer = new StringBuilder(32).append(count).append(" ").append(size);
                response = new POP3Response(POP3Response.OK_RESPONSE, responseBuffer.toString());
                count = 0;
                for (int i = 0; i < validResults.size(); i++) {
                    responseBuffer = new StringBuilder(16).append(i + 1).append(" ").append(validResults.get(i).getSize());
                    response.appendLine(responseBuffer.toString());
                }
                response.appendLine(".");
            } else {
                int num = 0;
                try {
                    num = Integer.parseInt(parameters);
                    MessageMetaData data = uidList.get(num - 1);
                    if (deletedUidList.contains(data.getUid()) == false) {

                        StringBuilder responseBuffer = new StringBuilder(64).append(num).append(" ").append(data.getSize());
                        response = new POP3Response(POP3Response.OK_RESPONSE, responseBuffer.toString());
                    } else {
                        StringBuilder responseBuffer = new StringBuilder(64).append("Message (").append(num).append(") already deleted.");
                        response = new POP3Response(POP3Response.ERR_RESPONSE, responseBuffer.toString());
                    }
                } catch (IndexOutOfBoundsException npe) {
                    StringBuilder responseBuffer = new StringBuilder(64).append("Message (").append(num).append(") does not exist.");
                    response = new POP3Response(POP3Response.ERR_RESPONSE, responseBuffer.toString());
                } catch (NumberFormatException nfe) {
                    StringBuilder responseBuffer = new StringBuilder(64).append(parameters).append(" is not a valid number");
                    response = new POP3Response(POP3Response.ERR_RESPONSE, responseBuffer.toString());
                }
            }
        } else {
            response = new POP3Response(POP3Response.ERR_RESPONSE);
        }
        return response;
    }
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Examples of org.apache.james.protocols.pop3.POP3Response

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    public Response onConnect(POP3Session session) {
        StringBuilder responseBuffer = new StringBuilder();
        // Initially greet the connector
        // Format is: Sat, 24 Jan 1998 13:16:09 -0500
        responseBuffer.append(session.getConfiguration().getHelloName()).append(" POP3 server (").append(session.getConfiguration().getSoftwareName()).append(") ready ");
        POP3Response response = new POP3Response(POP3Response.OK_RESPONSE, responseBuffer.toString());
        return response;
    }
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Examples of org.apache.james.protocols.pop3.POP3Response

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    /**
     * Handler method called upon receipt of a RSET command. Calls stat() to
     * reset the mailbox.
     */
    public Response onCommand(POP3Session session, Request request) {
        POP3Response response = null;
        if (session.getHandlerState() == POP3Session.TRANSACTION) {
            stat(session);
            response = new POP3Response(POP3Response.OK_RESPONSE);
        } else {
            response = new POP3Response(POP3Response.ERR_RESPONSE);
        }
        return response;
    }
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