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我想發送一個純文本電子郵件使用春天框架。我正在使用netbeans IDE,並且在我的依賴關係文件夾中添加了mail.jar,common.jar。我的代碼如下:春天mailSender拋出nullPointerException
@Service("emailService")
public class EmailService {
@Inject
private MailSender mailSender;
@RequestMapping(method = RequestMethod.POST)
public void sendMail(String from, String to, String subject, String body) {
System.out.println("=============from:"+from);
System.out.println("==========to:"+to);
System.out.println("subject: "+subject);
System.out.println("body: "+body);
SimpleMailMessage message = new SimpleMailMessage();
message.setFrom(from);
message.setTo(to);
message.setSubject(subject);
message.setText(body);
this.mailSender.send(message);
System.out.println("----------after sendig mail");
}
}
我得到NullPointerException this.mailSender.send(message);
我的applicationContext.xml如下:
<!-- Required for sending mail using spring framework -->
<context:component-scan base-package="net.codejava.spring" />
<bean id="mailSender" class="org.springframework.mail.javamail.JavaMailSenderImpl">
<property name="host" value="smtp.gmail.com" />
<property name="port" value="587" />
<property name="username" value="USERNAME" />
<property name="password" value="PASSWRD" />
<property name="javaMailProperties">
<props>
<prop key="mail.transport.protocol">smtp</prop>
<prop key="mail.smtp.auth">true</prop>
<prop key="mail.smtp.starttls.enable">true</prop>
</props>
</property>
</bean>
請告訴我如何克服它。
可以共享堆棧跟蹤 – 2013-03-01 06:05:54
不知何故沒有被自動連接您在'xml'文件中創建您的mailsender並嘗試添加setter方法。 – SRy 2013-03-01 07:06:39
感謝您的回覆。我已經能夠解決它。我在我的代碼中添加了follwoing行 – 2013-03-01 07:12:38