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Java Can';t访问GreenMail接收的电子邮件的属性_Java_Email_Imap_Greenmail - Fatal编程技术网

Java Can';t访问GreenMail接收的电子邮件的属性

Java Can';t访问GreenMail接收的电子邮件的属性,java,email,imap,greenmail,Java,Email,Imap,Greenmail,我正在尝试使用GreenMail作为单元测试的邮件服务器模型。它的工作是等待IMAP/POP3请求并发送一封虚拟邮件,但我无法让它工作 public class EMailMonitoringTest { private static final String USER_PASSWORD = "test"; private static final String USER_NAME = "jDownloaderTestUser"; private static final String EMAI

我正在尝试使用GreenMail作为单元测试的邮件服务器模型。它的工作是等待IMAP/POP3请求并发送一封虚拟邮件,但我无法让它工作

public class EMailMonitoringTest {
private static final String USER_PASSWORD = "test";
private static final String USER_NAME = "jDownloaderTestUser";
private static final String EMAIL_USER_ADDRESS = "jdtest@localhost";
private static final String EMAIL_TO = "someone@localhost.com";
private static final String EMAIL_SUBJECT = "Test E-Mail";
private static final String EMAIL_TEXT = "This is a test e-mail.";
private static final String LOCALHOST = "127.0.0.1";
private GreenMail mailServer;

@Before
public void setUp() {
    mailServer = new GreenMail(ServerSetupTest.ALL);
    mailServer.start();
}

@After
public void tearDown() {
    mailServer.stop();
}

@Test
public void getMails() throws AddressException, MessagingException, FolderException, UserException, IOException {
    // create user on mail server
    GreenMailUser user = mailServer.setUser(EMAIL_USER_ADDRESS, USER_NAME, USER_PASSWORD);

    // create an e-mail message using javax.mail ..
    MimeMessage message = new MimeMessage((Session) null);
    message.setFrom(new InternetAddress(EMAIL_TO));
    message.addRecipient(Message.RecipientType.TO, new InternetAddress(EMAIL_USER_ADDRESS));
    message.setSubject(EMAIL_SUBJECT);
    message.setText(EMAIL_TEXT);

    // use greenmail to store the message
    user.deliver(message);

    // check received messages
    Message[] messages = mailServer.getReceivedMessages();
    for (Message m : messages) {
        System.out.println("*** Class: " + m.getClass() + " ***");
        System.out.println("From: " + m.getFrom()[0]);
        System.out.println("To: " + m.getRecipients(Message.RecipientType.TO)[0]);
        System.out.println("Subject: " + m.getSubject());
        System.out.println("Content: " + m.getContent());
    }
这里没有问题,到目前为止的输出是这样的:

**类:Class javax.mail.internet.mimessage**

发件人:someone@localhost.com

致:jdtest@localhost

主题:测试电子邮件

内容:这是一封测试电子邮件

之后,我尝试从GreenMail IMAP服务器获取邮件:

    // fetch the e-mail via imap using javax.mail ..
    Properties props = new Properties();
    Session session = Session.getInstance(props);
    URLName urlName = new URLName("imap", LOCALHOST,
    ServerSetupTest.IMAP.getPort(), null, user.getLogin(),
    user.getPassword());
    Store store = session.getStore(urlName);
    store.connect();

    Folder folder = store.getFolder("INBOX");
    folder.open(Folder.READ_ONLY);
    messages = folder.getMessages();
    System.out.println("Size of Messages: " + messages.length);
    for (Message m : messages) {
        System.out.println("** Class: " + m.getClass() + " **");
        System.out.println("From: " + m.getFrom()[0].toString());
        System.out.println("To: " + m.getRecipients(Message.RecipientType.TO)[0].toString());
        System.out.println("Subject: " + m.getSubject().toString());
        System.out.println("Content: " + m.getContent().toString());
    }
我的报酬是

邮件大小:1

**类:Class com.sun.mail.imap.IMAPMessage**

和FolderClosedException:

javax.mail.FolderClosedException:*再见JavaMail异常: java.io.ioat异常 com.sun.mail.imap.IMAPMessage.loadEnvelope(IMAPMessage.java:1217)位于 com.sun.mail.imap.IMAPMessage.getFrom(IMAPMessage.java:252)位于 test(EMailMonitoringTest.java:85) 位于的sun.reflect.NativeMethodAccessorImpl.invoke0(本机方法) invoke(NativeMethodAccessorImpl.java:57) 在 sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 位于java.lang.reflect.Method.invoke(Method.java:601) org.junit.runners.model.FrameworkMethod$1.runReflectCall(FrameworkMethod.java:44) 在 org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) 在 org.junit.runners.model.FrameworkMethod.invokeeexplosive(FrameworkMethod.java:41) 在 org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) 在 org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) 在 org.junit.internal.runners.statements.runafter.evaluate(runafter.java:31) 在 org.junit.runners.BlockJUnit4ClassRunner.runNotIgnored(BlockJUnit4ClassRunner.java:79) 在 org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:71) 在 org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:49) 位于org.junit.runners.ParentRunner$3.run(ParentRunner.java:193) org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)位于 org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)位于 org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)位于 org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)位于 org.junit.runners.ParentRunner.run(ParentRunner.java:236)位于 org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50) 在 org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) 在 org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467) 在 org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683) 在 org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390) 在 org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)

尝试访问文件夹.getMessage(0)只会导致IndexOutOfBoundsException,但数组中存储了一条IMAPMessage类的消息。有人知道这件事吗

啊,是的,我试过这些例子,但它们也失败了,原因也是一样的。。。访问收到的IMAP消息的属性时发生FolderClosedException


感谢您接受任何提示。

在使用IMAP时,您配置了LOCALHOST,但在启动/创建GreenMail时从未告诉GreenMail使用LOCALHOST

使用GreenMail服务器的绑定地址ServerSetupTest.IMAP.getBindAddress()而不是LOCALHOST

// fetch the e-mail via imap using javax.mail ..
// Hint: Create session via GreenMailUtil
Session session = GreenMailUtil.getSession(ServerSetupTest.IMAP);
// Use configured host address instead of supplying a 
URLName urlName = new URLName("imap", ServerSetupTest.IMAP.getBindAddress(),
   ServerSetupTest.IMAP.getPort(), null, user.getLogin(),
   user.getPassword());
Store store = session.getStore(urlName);
store.connect();`

通过命令提示符尝试telnet,以首先验证您正在接收邮件,并且您的IMAP服务器工作正常。我可以看到新邮件,但只要我想获取它,测试类就会崩溃,出现以下异常:java.lang.RuntimeException:无法启动至少一个邮件服务。com.icegreen.greenmail.util.greenmail.start(未知源代码)在sun.reflect.NativeMethodAccessorImpl.invoke0(本机方法)在sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)在jd.controlling.EMailMonitoringTest.setUp(EMailMonitoringTest.java:44)。。。因此IMAP服务器工作不正常:-/这个问题已经很老了,对我来说不再重要了。如果有人有同样的问题,尝试这个答案,并且它有效,请告诉我,以便我可以接受这个答案。:)好的。为了完整性起见,我接受了fopr,因为我不能再测试它了。