Eclipse手动搭建SpringBoot框架和整合FreeMaker教程详解

  4.0.0
  com.jmxk
  SpringBoot-Start
  0.0.1-SNAPSHOT
  	
  	
    
	
	    org.springframework.boot
	    spring-boot-starter-parent
	    2.1.1.RELEASE
	
  
  
    
	
	
	    org.springframework.boot
	    spring-boot-starter-web
	
	
	
	
	    org.springframework.boot
	    spring-boot-starter-freemarker
	
	
	
	
	    org.springframework.boot
	    spring-boot-devtools
	    true
	
  	
  
  
  
    
      
        org.springframework.boot
        spring-boot-maven-plugin
        
        
          true

package com.jmxk;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class SpringBoot_Start {

	public static void main(String[] args) {
		
		SpringApplication.run(SpringBoot_Start.class, args);
	}
}

package com.jmxk.controller;

import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

//@RestController = @Conctroller + @ResponseBody
@RestController
public class HelloController {
	
	@RequestMapping("/helloIndex")
	public String HelloIndex() {
 		return "欢迎使用springBoot2.0!";
	}
}

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::        (v2.1.1.RELEASE)

2019-08-15 11:25:58.306  INFO 15224 --- [  restartedMain] com.jmxk.SpringBoot_Start                : Starting SpringBoot_Start on DESKTOP-A9VMB8N with PID 15224 (F:\Eclipse-WorkSpace\JavaEE\SpringBoot_Start\target\classes started by com in F:\Eclipse-WorkSpace\JavaEE\SpringBoot_Start)
2019-08-15 11:25:58.309  INFO 15224 --- [  restartedMain] com.jmxk.SpringBoot_Start                : No active profile set, falling back to default profiles: default
2019-08-15 11:25:58.357  INFO 15224 --- [  restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
2019-08-15 11:25:58.357  INFO 15224 --- [  restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : For additional web related logging consider setting the 'logging.level.web' property to 'DEBUG'
2019-08-15 11:25:59.419  INFO 15224 --- [  restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
2019-08-15 11:25:59.441  INFO 15224 --- [  restartedMain] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
2019-08-15 11:25:59.441  INFO 15224 --- [  restartedMain] org.apache.catalina.core.StandardEngine  : Starting Servlet Engine: Apache Tomcat/9.0.13
2019-08-15 11:25:59.449  INFO 15224 --- [  restartedMain] o.a.catalina.core.AprLifecycleListener   : The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [C:\Program Files\Java\jdk1.8\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:/Program Files/Java/jdk1.8/bin/../jre/bin/server;C:/Program Files/Java/jdk1.8/bin/../jre/bin;C:/Program Files/Java/jdk1.8/bin/../jre/lib/amd64;C:\Python27\;C:\Python27\Scripts;C:\Python\Python37\Scripts\;C:\Python\Python37\;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\Program Files\Java\jdk1.8\bin;MYSQL_HOME%\bin;D:\Maven\apache-maven-3.6.0\bin;D:\Node\nodejs\;C:\ProgramData\chocolatey\bin;C:\Program Files\TortoiseGit\bin;C:\WINDOWS\System32\OpenSSH\;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files\NVIDIA Corporation\NVIDIA NvDLISR;C:\TXsoft\Git\cmd;C:\Users\com\AppData\Local\Microsoft\WindowsApps;D:\Node\nodejs\node_global;;D:\JetBrains\IntelliJ IDEA 2019.1\bin;;D:\JetBrains\WebStorm 2019.1\bin;;C:\WINDOWS\system32;;.]
2019-08-15 11:25:59.522  INFO 15224 --- [  restartedMain] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
2019-08-15 11:25:59.523  INFO 15224 --- [  restartedMain] o.s.web.context.ContextLoader            : Root WebApplicationContext: initialization completed in 1165 ms
2019-08-15 11:25:59.725  INFO 15224 --- [  restartedMain] o.s.s.concurrent.ThreadPoolTaskExecutor  : Initializing ExecutorService 'applicationTaskExecutor'
2019-08-15 11:25:59.806  INFO 15224 --- [  restartedMain] o.s.b.a.w.s.WelcomePageHandlerMapping    : Adding welcome page template: index
2019-08-15 11:25:59.905  INFO 15224 --- [  restartedMain] o.s.b.d.a.OptionalLiveReloadServer       : LiveReload server is running on port 35729
2019-08-15 11:25:59.954  INFO 15224 --- [  restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
2019-08-15 11:25:59.958  INFO 15224 --- [  restartedMain] com.jmxk.SpringBoot_Start                : Started SpringBoot_Start in 1.936 seconds (JVM running for 3.838)

	    org.springframework.boot
	    spring-boot-starter-freemarker

Spring整合FreeMarker！

${map.id}
${map.name}
${map.sex}
${map.age}

package com.jmxk.controller;

import java.util.Map;

import javax.servlet.http.HttpServletRequest;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;

@Controller
public class FTLController {

	@RequestMapping("/index")
	public String index(Map map,HttpServletRequest request) {
		
		map.put("id", 1);
		map.put("name","李白");
		map.put("age",20);
		map.put("sex","男");
		request.setAttribute("map", map);
		
		return "index";
	}
}