Spring

How to implement a keep alive connection on a TCP connection using spring integration?

﹥>﹥吖頭↗ 提交于 2021-02-10 18:44:44
问题 I've a TCP client which was built using spring integration TCP and the server supports a keep alive message (ping/pong style). The connections were configured using a CachingClientConnectionFactory and I'd like to take advantage on this server feature. Here's my bean configuration: private static final int SERIALIZER_HEADER_SIZE = 2; /** * Serializer used by connection factory to send and receive messages */ @Bean public ByteArrayLengthHeaderSerializer byteArrayLengthHeaderSerializer() {

How to inject(custructor) a spring bean into abstract mapper of Mapstruct?

北慕城南 提交于 2021-02-10 18:37:57
问题 I am having below mapper class in which I want to use CounterService . I am trying constructor injection but that's not working and null is printing. @Mapper(componentModel = "spring", uses = CounterService.class, injectionStrategy = InjectionStrategy.CONSTRUCTOR) public abstract class CarMapper { private CounterService counterService; public CarMapper(CounterService counterService) { this.counterService = counterService; } public abstract Car dtoToEntity(CarDto carDto); public CarDto

May be a bug in tomcat 9.0.26 when i meet a deadlock

本秂侑毒 提交于 2021-02-10 18:32:17
问题 when i press test my application with spring boot 2.1.9.RELEASE and tomcat 9.0.26 i meet a deadlock. It's maybe a bug with tomcat. when i use tomcat 8.5.49 instead the bug is not appear. The follow is the stack i dump from my application. Found one Java-level deadlock: ============================= "http-nio-8080-exec-455": waiting to lock monitor 0x00007f59c40475e8 (object 0x00000006c0b4fe28, a java.util.HashSet), which is held by "http-nio-8080-ClientPoller" "http-nio-8080-ClientPoller":

SpringMVC标签 表单标签<form:form>

£可爱£侵袭症+ 提交于 2021-02-10 18:27:57
SpringMVC标签 表单标签<form:form> 想使用这个标签必须先引用这个标签 在jsp最上方导入这个标签 url 为地址 prefix属性为取的别名它与自定义的小名一一对应! <%@taglib uri= "http://www.springframework.org/tags/form" prefix= "form" %> form 标签封装的元素 表单标签库中有input、password、hidden、textarea、checkbox、checkboxes、radiobutton、radiobuttons、select、option、options、errors。 表单标签有acceptCharset、commandName、cssClass、cssStyle、htmlEscape、modelAttribute等属性。 <form:from></form:form> 的属性 id: id ; action: 指向这个表单内数据提交的路径地址 ; modelAttribute : 会把表单的数据转换成mode 参数名为 record 必须和 controller 中mode的 参数名一致 css :样式 ;role :声明; method: 请求的方式; 2.password标签:渲染<input type="password"/>元素

冰河公开了这份4万字的SpringCloud与SpringCloudAlibaba学习笔记!!

扶醉桌前 提交于 2021-02-10 18:24:57
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Inject Omnifaces PushContext in a bean managed by Spring

柔情痞子 提交于 2021-02-10 15:06:12
问题 I have an JSF app running on WildFly 10 and Primefaces 6.2 and Omnifaces 2.6.2. My Beans are managed by Spring like this: @Controller @Scope("session") public class CompanySelectionController implements Serializable { I'm trying to implement Omnifaces WebSockets However when I try to inject PushContext like below: @Inject @Push private PushContext someChannel; it says "No qualifying bean of type [org.omnifaces.cdi.PushContext]" What should I do in this case? 来源: https://stackoverflow.com

Stop KafkaListener ( Spring Kafka Consumer) after it has read all messages till some specific time

十年热恋 提交于 2021-02-10 15:05:54
问题 I am trying to schedule my consumption process from a single partition topic. I can start it using endpointlistenerregistry.start() but I want to stop it after I have consumed all the messages in current partition i.e. when I reach to last offset in current partition. Production into the topic is done after I have finished the consumption and close it. How should I achieve the assurance that I have read all the messages till the time I started scheduler and stop my consumer ? I am using

Stop KafkaListener ( Spring Kafka Consumer) after it has read all messages till some specific time

…衆ロ難τιáo~ 提交于 2021-02-10 15:02:11
问题 I am trying to schedule my consumption process from a single partition topic. I can start it using endpointlistenerregistry.start() but I want to stop it after I have consumed all the messages in current partition i.e. when I reach to last offset in current partition. Production into the topic is done after I have finished the consumption and close it. How should I achieve the assurance that I have read all the messages till the time I started scheduler and stop my consumer ? I am using

LocalDate Serialization: date as array?

偶尔善良 提交于 2021-02-10 14:53:48
问题 I use Java 11 and want to serialize/deserialize LocalDate/LocalDateTime as String. Okay. I added dependency: <dependency> <groupId>com.fasterxml.jackson.datatype</groupId> <artifactId>jackson-datatype-jsr310</artifactId> <version>${jackson.version}</version> </dependency> and module: @Bean public ObjectMapper objectMapper() { return new ObjectMapper() .registerModule(new JavaTimeModule()) .configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false) .enable(DeserializationFeature.ACCEPT

Spring Boot 404 when trying to load a HTML file using Thymeleaf

不羁岁月 提交于 2021-02-10 14:51:46
问题 Like the title says, I'm getting the Whitelabel 404 error page when trying to access localhost:8080. Main class : package com.michaelLong.studentaddressbook; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.boot.web.servlet.support.SpringBootServletInitializer; @SpringBootApplication public class StudentAddressBookApplication extends SpringBootServletInitializer { public static void main(String[]