Email event adapter is an internal event adaper that comes with WSO2 products by default.
Prerequisites
Follow the steps below to complete the prerequisites.
- Enable the mail transport receiver in Axis2 level by uncommenting the following line in
<PRODUCT_HOME>/repository/conf/axi2/axis2.xml
file:
<transportReceiver name="mailto" class="org.apache.axis2.transport.mail.MailTransportListener"/> - Remove any rich text formatting from the email body. It must contain only plain text.
Configuring input email event adapter
The topics below explain how to configure the email input event adapter using the management console or using a configuration file.
Using the management console
- Log in to product management console, and click Event Processor Configs in the Configure menu.
- Click Add Input Event Adaptor in the Input Event Adaptors menu.
- Enter details as shown in the below example.
Fields of the above screen are described below:- Event Adaptor Name: emailAdaptor
- Event Adaptor Type: email
- Receiving Mail Address: Mail address where the product used to retrieve the mails.
- Receiving Mail Protocol: Can be either pop or imap (If you select imap, make sure it is enabled in your mail account settings).
- Poll Interval: In which time limit the product needs to check for new mails.
- Receiving Mail Protocol Host: pop.gmail.com (for pop) and imap.gmail.com (for imap)
- Receiving Mail Protocol Port: 995 (for pop) and 993 (for imap)
- Click Add Event Adaptor.
After an adapter is successfully added, click Edit to change its configuration and redeploy it. This will open a XML-based editor allowing you to edit the event adapter configurations from the UI. Do your modifications and click Update . You can also delete it or enable statistics and tracing using the provided UI options.
Email event adapter can be configured with XML input mapping, Text Mapping and JSON Mapping.
If there is any exception occurred continuously when sending mail, check whether email.in.subject
matches with email subject that we send. (For example: If email.in.subject
is TestMail
then subect of the mail needs to be SOAPAction :urn:TestMail
. If the issue still continues, try removing service-meta files in the deployment directory.
Using a configuration file
Follow the instructions below to configure input email event adapter using a configuration file.
Create a XML file with the following Qpid input event adaptor configurations.
Input event adaptor implementation must start with
<inputEventAdaptor>
as the root element.<inputEventAdaptor name="emailAdaptor" type="email" xmlns="http://wso2.org/carbon/eventadaptormanager"> <property name="mail.protocol.socketFactory.fallback">false</property> <property name="transport.mail.Address">wso2cep@gmail.com</property> <property name="mail.protocol.password">mailpassword</property> <property name="mail.protocol.host">pop.gmail.com</property> <property name="mail.protocol.port">995</property> <property name="mail.protocol.user">wso2cep</property> <property name="transport.PollInterval">5</property> <property name="transport.mail.Protocol">pop3</property> <property name="mail.protocol.socketFactory.class">javax.net.ssl.SSLSocketFactory</property> </inputEventAdaptor>
Add it in
<PRODUCT_HOME>/repository/deployment/server/inputeventadaptors/
directory.Since hot deployment is enabled, you can simply add/remove files to deploy/undeploy to/from the server.
Configuring input email event adapter message properties
- Email Service Name : For an email to be processed through this event builder, the subject must be
SOAPAction:urn:{Email Service Name}
. - Input Mapping Type: The incoming event type to be mapped.