Example usage for org.springframework.integration.mail AbstractMailReceiver setMaxFetchSize

Introduction

In this page you can find the example usage for org.springframework.integration.mail AbstractMailReceiver setMaxFetchSize.

Prototype

public void setMaxFetchSize(int maxFetchSize) 

Source Link

Document

Specify the maximum number of Messages to fetch per call to #receive() .

Usage

From source file:eu.openanalytics.rsb.component.EmailDepositHandler.java

@PostConstruct
public void setupChannelAdapters() throws URISyntaxException {
    final List<DepositEmailConfiguration> depositEmailConfigurations = getConfiguration()
            .getDepositEmailAccounts();/*from   www . j av  a2 s  .  co  m*/

    if ((depositEmailConfigurations == null) || (depositEmailConfigurations.isEmpty())) {
        return;
    }

    for (final DepositEmailConfiguration depositEmailConfiguration : depositEmailConfigurations) {
        final PeriodicTrigger trigger = new PeriodicTrigger(depositEmailConfiguration.getPollingPeriod(),
                TimeUnit.MILLISECONDS);
        trigger.setInitialDelay(5000L);

        AbstractMailReceiver mailReceiver = null;

        final URI emailAccountURI = depositEmailConfiguration.getAccountURI();
        if (StringUtils.equals(emailAccountURI.getScheme(), "pop3")) {
            mailReceiver = new Pop3MailReceiver(emailAccountURI.toString());
        } else if (StringUtils.equals(emailAccountURI.getScheme(), "imap")) {
            mailReceiver = new ImapMailReceiver(emailAccountURI.toString());
            ((ImapMailReceiver) mailReceiver).setShouldMarkMessagesAsRead(true);
        } else {
            throw new IllegalArgumentException("Invalid email account URI: " + emailAccountURI);
        }

        mailReceiver.setBeanFactory(beanFactory);
        mailReceiver.setBeanName("rsb-email-ms-" + emailAccountURI.getHost() + emailAccountURI.hashCode());
        mailReceiver.setShouldDeleteMessages(true);
        mailReceiver.setMaxFetchSize(1);
        mailReceiver.afterPropertiesSet();
        final MailReceivingMessageSource fileMessageSource = new MailReceivingMessageSource(mailReceiver);
        final HeaderSettingMessageSourceWrapper<javax.mail.Message> messageSource = new HeaderSettingMessageSourceWrapper<javax.mail.Message>(
                fileMessageSource, EMAIL_CONFIG_HEADER_NAME, depositEmailConfiguration);

        final SourcePollingChannelAdapter channelAdapter = new SourcePollingChannelAdapter();
        channelAdapter.setBeanFactory(beanFactory);
        channelAdapter.setBeanName("rsb-email-ca-" + emailAccountURI.getHost() + emailAccountURI.hashCode());
        channelAdapter.setOutputChannel(emailDepositChannel);
        channelAdapter.setSource(messageSource);
        channelAdapter.setTrigger(trigger);
        channelAdapter.afterPropertiesSet();
        channelAdapter.start();

        getLogger().info("Started channel adapter: " + channelAdapter);

        channelAdapters.add(channelAdapter);
    }
}

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From source file:org.springframework.integration.mail.config.MailReceiverFactoryBean.java

private MailReceiver createReceiver() {
    this.verifyProtocol();
    boolean isPop3 = this.protocol.toLowerCase().startsWith("pop3");
    boolean isImap = this.protocol.toLowerCase().startsWith("imap");
    Assert.isTrue(isPop3 || isImap, "the store URI must begin with 'pop3' or 'imap'");
    AbstractMailReceiver receiver = isPop3 ? new Pop3MailReceiver(this.storeUri)
            : new ImapMailReceiver(this.storeUri);
    if (this.session != null) {
        Assert.isNull(this.javaMailProperties,
                "JavaMail Properties are not allowed when a Session has been provided.");
        Assert.isNull(this.authenticator,
                "A JavaMail Authenticator is not allowed when a Session has been provied.");
        receiver.setSession(this.session);
    }/*from  www . j a  v  a2  s.  co  m*/
    if (this.searchTermStrategy != null) {
        Assert.isTrue(isImap, "searchTermStrategy is only allowed with imap");
        ((ImapMailReceiver) receiver).setSearchTermStrategy(this.searchTermStrategy);
    }
    if (this.javaMailProperties != null) {
        receiver.setJavaMailProperties(this.javaMailProperties);
    }
    if (this.authenticator != null) {
        receiver.setJavaMailAuthenticator(this.authenticator);
    }
    if (this.shouldDeleteMessages != null) {
        // always set the value if configured explicitly
        // otherwise, the default is true for POP3 but false for IMAP
        receiver.setShouldDeleteMessages(this.shouldDeleteMessages);
    }
    receiver.setMaxFetchSize(this.maxFetchSize);
    receiver.setSelectorExpression(selectorExpression);

    if (isPop3) {
        if (this.isShouldMarkMessagesAsRead() && this.logger.isWarnEnabled()) {
            logger.warn("Setting 'should-mark-messages-as-read' to 'true' while using POP3 has no effect");
        }
    } else if (isImap) {
        ((ImapMailReceiver) receiver).setShouldMarkMessagesAsRead(this.shouldMarkMessagesAsRead);
    }
    if (this.beanFactory != null) {
        receiver.setBeanFactory(this.beanFactory);
    }
    receiver.afterPropertiesSet();
    return receiver;
}

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