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48.5. gmail

gmail Component
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The gmail component contributes to the Camel Components for Google App Engine (GAE). It supports sending of emails via the GAE mail service. Receiving mails is not supported yet but will be added later. Currently, only Google accounts that are application administrators can send emails.

URI format
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gmail://user@gmail.com[?options]
gmail://user@googlemail.com[?options]
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Options
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Expand
Name Default Value Context Description
to null Producer To-receiver of the email. This can be a single receiver or a comma-separated list of receivers.
cc null Producer Cc-receiver of the email. This can be a single receiver or a comma-separated list of receivers.
bcc null Producer Bcc-receiver of the email. This can be a single receiver or a comma-separated list of receivers.
subject null Producer Subject of the email.
outboundBindingRef reference to GMailBinding Producer Reference to an OutboundBinding<GMailEndpoint, MailService.Message, void> in the Registry for customizing the binding of an Exchange to the mail service.

Message headers
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Name Type Context Description
GMailBinding.GMAIL_SUBJECT String Producer Subject of the email. Overrides subject endpoint option.
GMailBinding.GMAIL_SENDER String Producer Sender of the email. Overrides sender definition in endpoint URI.
GMailBinding.GMAIL_TO String Producer To-receiver(s) of the email. Overrides to endpoint option.
GMailBinding.GMAIL_CC String Producer Cc-receiver(s) of the email. Overrides cc endpoint option.
GMailBinding.GMAIL_BCC String Producer Bcc-receiver(s) of the email. Overrides bcc endpoint option.

Message body
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On the producer side the in message body is converted to a String.

Usage
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...
.setHeader(GMailBinding.GMAIL_SUBJECT, constant("Hello"))
.setHeader(GMailBinding.GMAIL_TO, constant("account2@somewhere.com"))
.to("gmail://account1@gmail.com");
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Sends an email with subject Hello from account1@gmail.com to account2@somewhere.com. The mail message body is taken from the in message body. Please note that account1@gmail.com must be an administrator account for the current GAE application.

Dependencies
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Maven users will need to add the following dependency to their pom.xml.
pom.xml
<dependency>
    <groupId>org.apache.camel</groupId>
    <artifactId>camel-gae</artifactId>
    <version>${camel-version}</version>
</dependency>
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where $\{camel-version\} must be replaced by the actual version of Apache Camel (2.1.0 or higher).
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