Example usage for org.springframework.integration.mail ImapIdleChannelAdapter setReconnectDelay

Introduction

In this page you can find the example usage for org.springframework.integration.mail ImapIdleChannelAdapter setReconnectDelay.

Prototype

public void setReconnectDelay(long reconnectDelay) 

Source Link

Document

The time between connection attempts in milliseconds (default 10 seconds).

Usage

From source file:org.springframework.integration.mail.ImapMailReceiverTests.java

@Test
public void testIdleReconnects() throws Exception {
    ImapMailReceiver receiver = spy(new ImapMailReceiver("imap:foo"));
    receiver.setBeanFactory(mock(BeanFactory.class));
    receiver.afterPropertiesSet();//from   ww  w .ja  v  a 2 s  . c o m
    IMAPFolder folder = mock(IMAPFolder.class);
    given(folder.getPermanentFlags()).willReturn(new Flags(Flags.Flag.USER));
    given(folder.isOpen()).willReturn(false).willReturn(true);
    given(folder.exists()).willReturn(true);
    given(folder.hasNewMessages()).willReturn(true);
    Field storeField = AbstractMailReceiver.class.getDeclaredField("store");
    storeField.setAccessible(true);
    Store store = mock(Store.class);
    given(store.isConnected()).willReturn(false);
    given(store.getFolder(Mockito.any(URLName.class))).willReturn(folder);
    storeField.set(receiver, store);

    ImapIdleChannelAdapter adapter = new ImapIdleChannelAdapter(receiver);
    Log logger = spy(TestUtils.getPropertyValue(adapter, "logger", Log.class));
    new DirectFieldAccessor(adapter).setPropertyValue("logger", logger);
    willDoNothing().given(logger).warn(anyString(), any(Throwable.class));
    willAnswer(i -> {
        i.callRealMethod();
        throw new FolderClosedException(folder, "test");
    }).given(receiver).waitForNewMessages();
    ThreadPoolTaskScheduler taskScheduler = new ThreadPoolTaskScheduler();
    taskScheduler.initialize();
    adapter.setTaskScheduler(taskScheduler);
    adapter.setReconnectDelay(50);
    adapter.afterPropertiesSet();
    final CountDownLatch latch = new CountDownLatch(3);
    adapter.setApplicationEventPublisher(e -> {
        latch.countDown();
    });
    adapter.start();
    assertTrue(latch.await(60, TimeUnit.SECONDS));
    verify(store, atLeast(3)).connect();
    taskScheduler.shutdown();
}

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