| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.camel.component.gae.mail; |
| |
| import com.google.appengine.api.mail.MailService.Message; |
| |
| import org.apache.camel.Exchange; |
| import org.apache.camel.component.gae.bind.OutboundBinding; |
| |
| /** |
| * Binds the {@link Message} of the mail service to a Camel {@link Exchange}. |
| */ |
| public class GMailBinding implements OutboundBinding<GMailEndpoint, Message, Void> { |
| |
| /** |
| * Camel header for setting the mail message sender. |
| */ |
| public static final String GMAIL_SENDER = "CamelGmailSender"; |
| |
| /** |
| * Camel header for setting the mail message subject. |
| */ |
| public static final String GMAIL_SUBJECT = "CamelGmailSubject"; |
| |
| /** |
| * Camel header for setting the mail message to-recipient (single recipient |
| * or comma-separated list). |
| */ |
| public static final String GMAIL_TO = "CamelGmailTo"; |
| |
| /** |
| * Camel header for setting the mail message cc-recipient (single recipient |
| * or comma-separated list). |
| */ |
| public static final String GMAIL_CC = "CamelGmailCc"; |
| |
| /** |
| * Camel header for setting the mail message bcc-recipient (single recipient |
| * or comma-separated list). |
| */ |
| public static final String GMAIL_BCC = "CamelGmailBcc"; |
| |
| /** |
| * Reads data from <code>exchange</code> and writes it to a newly created |
| * {@link Message} instance. The <code>request</code> parameter is |
| * ignored. |
| * |
| * @param endpoint |
| * @param exchange |
| * @param request |
| * ignored. |
| * @return a newly created {@link Message} instance containing data from |
| * <code>exchange</code>. |
| */ |
| public Message writeRequest(GMailEndpoint endpoint, Exchange exchange, Message request) { |
| Message message = new Message(); |
| writeFrom(endpoint, exchange, message); |
| writeTo(endpoint, exchange, message); |
| writeCc(endpoint, exchange, message); |
| writeBcc(endpoint, exchange, message); |
| writeSubject(endpoint, exchange, message); |
| writeBody(endpoint, exchange, message); |
| writeAttachments(endpoint, exchange, message); |
| return message; |
| } |
| |
| public Exchange readResponse(GMailEndpoint endpoint, Exchange exchange, Void response) { |
| throw new UnsupportedOperationException("gmail responses not supported"); |
| } |
| |
| protected void writeFrom(GMailEndpoint endpoint, Exchange exchange, Message request) { |
| String sender = (String)exchange.getIn().getHeader(GMAIL_SENDER); |
| if (sender == null) { |
| sender = endpoint.getSender(); |
| } |
| request.setSender(sender); |
| } |
| |
| protected void writeTo(GMailEndpoint endpoint, Exchange exchange, Message request) { |
| String to = (String)exchange.getIn().getHeader(GMAIL_TO); |
| if (to == null) { |
| to = endpoint.getTo(); |
| } |
| request.setTo(to.split(",")); |
| } |
| |
| protected void writeCc(GMailEndpoint endpoint, Exchange exchange, Message request) { |
| String cc = (String)exchange.getIn().getHeader(GMAIL_CC); |
| if (cc == null) { |
| cc = endpoint.getCc(); |
| } |
| if (cc != null) { |
| request.setCc(cc.split(",")); |
| } |
| } |
| |
| protected void writeBcc(GMailEndpoint endpoint, Exchange exchange, Message request) { |
| String bcc = (String)exchange.getIn().getHeader(GMAIL_BCC); |
| if (bcc == null) { |
| bcc = endpoint.getBcc(); |
| } |
| if (bcc != null) { |
| request.setBcc(bcc.split(",")); |
| } |
| } |
| |
| protected void writeSubject(GMailEndpoint endpoint, Exchange exchange, Message request) { |
| String subject = (String)exchange.getIn().getHeader(GMAIL_SUBJECT); |
| if (subject == null) { |
| subject = endpoint.getSubject(); |
| } |
| request.setSubject(subject); |
| } |
| |
| protected void writeBody(GMailEndpoint endpoint, Exchange exchange, Message request) { |
| // TODO: allow message header or endpoint uri to configure character encoding |
| request.setTextBody(exchange.getIn().getBody(String.class)); |
| } |
| |
| protected void writeAttachments(GMailEndpoint endpoint, Exchange exchange, Message request) { |
| // TODO: support attachments |
| } |
| |
| } |