Spring

问题 How to share parent context with child in spring 5? Using spring 4, we could pass locatorFactorySelector as context-param <context-param> <param-name>locatorFactorySelector</param-name> <param-value>classpath:refFactory.xml</param-value> </context-param> This support is removed from Spring 5 onward. What is the alternative to pass the parent context in web context? 回答1: The loading of the parent context based on locatorFactorySelector were handled at ContextLoader#loadParentContext() . But

问题 I work with Spring Boot. I do not have a web.xml and jsp file I have a controller that processes the data and writes it to the database. @RequestMapping(value = "/registration", method = RequestMethod.POST, consumes = MediaType.APPLICATION_JSON_VALUE) @ApiOperation(value = "Registration user", response = Account.class) public AccountDto registration(@Valid @RequestBody RegistrationDto registration, HttpServletResponse response) { Account account = new Account(registration.getEmail(),

问题 I have a Spring Boot application and I want to use log4j with this application. Problem is I have a JDBC appender like(log4j2.xml); <JDBC name="customDBAppender" tableName="mytable"> <ConnectionFactory class="com.example.logger.ConnectionFactory" method="getConnection" /> .... </JDBC> I got a static getConnection method and I need to reach my database properties(username, password) in this method. I think log4j uses reflection to create connection with this method(and even before Spring

问题 I got a JmsConfig configuration class that handles JMS events from a topic in the following way: It defines a @Bean ConnectionFactory , containing an ActiveMQ implementation It defines a @Bean JmsListenerContainerFactory instantiating a DefaultJmsListenerContainerFactory and passing it through Boot's DefaultJmsListenerContainerFactoryConfigurer It defines a @Bean MessageConverter containing a MappingJackson2MessageConverter and setting a custom ObjectMapper I use @JmsListener annotation

问题 I am trying to add CSS and JS to JSP page in a spring MVC project so that I have included the reference of js/css folder in dispatcher-servlet.xml as below: <?xml version="1.0" encoding="UTF-8"?> <beans:beans xmlns="http://www.springframework.org/schema/beans" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xmlns:p="http://www.springframework.org/schema/p" xmlns:tx="http:/

问题 Recently just making a move from Hibernate Session api to JPA2. I am assuming it should be some setup problem. But basically my eclipse does not recognize Metamodel attribute. For example: builder.like( root.get(Book_.name) , search) Book_ can not be resolved as variable. Now I have followed this http://hibernate.org/orm/tooling/ and added <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-jpamodelgen</artifactId> <version>5.2.6.Final</version> </dependency> As it stated here

问题 I've Spring cache implemented as below @Component public class KPCacheExample { private static final Logger LOG = LoggerFactory.getLogger(KPCacheExample.class); @CachePut(value="kpCache") public String saveCache(String userName, String password){ LOG.info("Called saveCache"); return userName; } @Cacheable(value="kpCache") public String getCache(String userName, String password){ LOG.info("Called getCache"); return "kp"; } } And Java Config file @Configuration @ComponentScan(basePackages={"com

问题 I Introduce the problem: when I launch the application and I enter the url "/home". The home page is displayed but not correctly (the template is not well organized) and I receive an exception TemplateInputException . After a while, If I refresh the home page and the other pages It comes back to normal but if I go to "/login", and I logout which redirects me to the home view the same issue comes back again. The Stacktrace Console: org.thymeleaf.exceptions.TemplateInputException: An error

问题 I want to create oracle connection. Currently i am passing jdbc connection to create struct descriptor and here i am getting exception as below. so to avoid this, required to create a java.sql.connection or oracle connection instead of getting from data source. org.jboss.resource.adapter.jdbc.jdk6.WrappedConnectionJDK6 cannot be cast to oracle.jdbc.OracleConnection java.lang.ClassCastException: org.jboss.resource.adapter.jdbc.jdk6.WrappedConnectionJDK6 cannot be cast to oracle.jdbc

问题 I want to create oracle connection. Currently i am passing jdbc connection to create struct descriptor and here i am getting exception as below. so to avoid this, required to create a java.sql.connection or oracle connection instead of getting from data source. org.jboss.resource.adapter.jdbc.jdk6.WrappedConnectionJDK6 cannot be cast to oracle.jdbc.OracleConnection java.lang.ClassCastException: org.jboss.resource.adapter.jdbc.jdk6.WrappedConnectionJDK6 cannot be cast to oracle.jdbc