在Spring引导中将问题从Controller类路由到JSP页面


import java.util.Map;            
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.servlet.ModelAndView;

@RestController
public class EmployeeController {
private static final Logger logger = LoggerFactory.getLogger(EmployeeController.class); 
@RequestMapping(value="/getEmployees")
public String getEmployeeInfo() {
logger.info("inside employee controller");      
return "getEmployees";
}
}

<%@page language="java"contentType="text.html;charset=ISO-8859-1"pageEncoding="ISO-8859-1"%>

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Get Employees</title>
</head>
<body>this is employee list</body>
</html>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.phynart</groupId>
<artifactId>oAuth-client</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>war</packaging>
<name>oAuth-client</name>
<url>http://maven.apache.org</url>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.4.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
</properties>
<dependencies>        
<!-- <dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-tomcat</artifactId>
<version>1.3.3.RELEASE</version>
</dependency> -->   
<dependency>
<groupId>org.apache.tomcat.embed</groupId>
<artifactId>tomcat-embed-jasper</artifactId>    
<!-- <scope>provided</scope> -->        
</dependency>
<dependency>
<groupId>org.eclipse.jdt.core.compiler</groupId>
<artifactId>ecj</artifactId>
<version>4.6.1</version>
<!-- <scope>provided</scope> -->
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<!-- <scope>provided</scope> -->
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-redis</artifactId>
<version>1.4.5.RELEASE</version>
</dependency>
<!-- https://mvnrepository.com/artifact/com.amazonaws/aws-java-sdk-s3 -->
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-java-sdk-s3</artifactId>
<version>1.11.113</version>
</dependency>
<!-- https://mvnrepository.com/artifact/com.amazonaws/aws-java-sdk-ses -->
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-java-sdk-ses</artifactId>
<version>1.11.114</version>
</dependency>
<!-- https://mvnrepository.com/artifact/com.amazonaws/aws-java-sdk-sns -->
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-java-sdk-sns</artifactId>
<version>1.11.115</version>
</dependency>
<!-- https://mvnrepository.com/artifact/com.google.firebase/firebase-admin -->
<dependency>
<groupId>com.google.firebase</groupId>
<artifactId>firebase-admin</artifactId>
<version>4.1.7</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-websocket</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.json</groupId>
<artifactId>json</artifactId>
</dependency>
<!-- https://mvnrepository.com/artifact/com.google.code.gson/gson -->
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-aop</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-logging</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<!-- https://mvnrepository.com/artifact/junit/junit -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>6.0.3</version><!--$NO-MVN-MAN-VER$ -->
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>
spring-boot-starter-cloud-connectors
</artifactId>
</dependency>
<dependency>
<groupId>org.passay</groupId>
<artifactId>passay</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>org.hashids</groupId>
<artifactId>hashids</artifactId>
<version>1.0.3</version>
</dependency>   
<dependency>
<groupId>org.springframework.security.oauth</groupId>
<artifactId>spring-security-oauth2</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-redis</artifactId>
</dependency>
</dependencies>
</project>           

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.support.SpringBootServletInitializer;
import org.springframework.context.annotation.Bean;
import org.springframework.web.servlet.ViewResolver;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import org.springframework.web.servlet.view.JstlView;
@SpringBootApplication
public class SpringBootFormHandingApplication extends SpringBootServletInitializer {
public static void main(String[] args) {
SpringApplication.run(SpringBootFormHandingApplication.class, args);
}   
@Override
protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
return application.sources(SpringBootFormHandingApplication.class);
}
}


spring.datasource.url = jdbc:mysql://localhost:3306/test?useSSL=false
server.port:8081
spring.mvc.view.prefix: /WEB-INF/jsp/
spring.mvc.view.suffix: .jsp
security.basic.enabled=false

在端口8081上点击url"/getEmployees"时,我没有得到字符串"this is employees list"作为响应,而是得到字符串"getEmployee"从Controller类返回,这意味着控制器没有重定向到jsp页面,该页面应该打印"这是员工列表"。。。。有人帮我吗?我花了很多时间…

项目结构

@RestController:是@Controller@RestponseBody的组合。因此,rest控制器方法返回的所有内容都以字符串(JSON/XML(的形式返回,因为这是rest Full Web Services所期望的。

@Controller:它创建模型对象的Map并为返回值找到一个视图。

因此,从@RestController更改为@Controller应该会对您有所帮助。

Yes需要在Application类上有@EnableWebMvc

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