小编Flo*_*res的帖子

你好.我是Angular的新手.我正在测试Angular 2.0.

我读的政党成员在这里和导向这里.在tuto中,模板在@Component注释中指定,而在指南中,它在@View注释中.所以我想知道这两种方法有什么区别？我在api预览中查了一下,但解释并不清楚.

我正在尝试使用Spring + Spring Data + Log4J2进行堆栈工作.不幸的是,在My Glassfish 4.1 Server上部署人工制品时,会发生以下错误:

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined in class com.canal.config.spring.ContextConfig: Instantiation of bean failed; nested exception is org.springframework.beans.factory.BeanDefinitionStoreException: Factory method [public javax.persistence.EntityManagerFactory com.canal.config.spring.ContextConfig.entityManagerFactory()] threw exception; nested exception is java.lang.NoSuchMethodError: org.jboss.logging.Logger.debugf(Ljava/lang/String;I)V
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:601)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1113)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1008)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:505)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:476)
    at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:302)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:229)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:298)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:725)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:757)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:480)
    at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:663)
    at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:535)
    at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:489)
    at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:136)
    at javax.servlet.GenericServlet.init(GenericServlet.java:244)
    at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1583)
    at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1382)
    at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:5704) …