guava exampes
This commit is contained in:
Eugen Paraschiv
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package org.baeldung.config;
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import org.springframework.context.annotation.ComponentScan;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.web.servlet.config.annotation.EnableWebMvc;
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@EnableWebMvc
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@Configuration
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@ComponentScan({ "org.baeldung.controller" })
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public class MvcConfig {
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public MvcConfig() {
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super();
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}
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}
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package org.baeldung.controller;
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import org.springframework.stereotype.Controller;
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import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RequestParam;
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import org.springframework.web.bind.annotation.ResponseBody;
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@Controller
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public class BarController {
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public BarController() {
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super();
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}
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// API
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// with @RequestParam
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@RequestMapping(value = "/bars")
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@ResponseBody
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public String getBarBySimplePathWithRequestParam(@RequestParam("id") final long id) {
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return "Get a specific Bar with id=" + id;
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}
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@RequestMapping(value = "/bars", params = "id")
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@ResponseBody
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public String getBarBySimplePathWithExplicitRequestParam(@RequestParam("id") final long id) {
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return "Get a specific Bar with id=" + id;
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}
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@RequestMapping(value = "/bars", params = { "id", "second" })
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@ResponseBody
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public String getBarBySimplePathWithExplicitRequestParams(@RequestParam("id") final long id) {
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return "Get a specific Bar with id=" + id;
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}
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// with @PathVariable
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@RequestMapping(value = "/bars/{numericId:[\\d]+}")
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@ResponseBody
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public String getBarsBySimplePathWithPathVariable(@PathVariable final long numericId) {
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return "Get a specific Bar with id=" + numericId;
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}
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}
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@@ -0,0 +1,94 @@
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package org.baeldung.controller;
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import org.springframework.stereotype.Controller;
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import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RequestMethod;
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import org.springframework.web.bind.annotation.ResponseBody;
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@Controller
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public class FooController {
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public FooController() {
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super();
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}
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// API
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// by paths
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@RequestMapping(value = "/foos")
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@ResponseBody
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public String getFoosBySimplePath() {
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return "Simple Get some Foos";
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}
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// with @PathVariable
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@RequestMapping(value = "/foos/{id}")
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@ResponseBody
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public String getFoosBySimplePathWithPathVariable(@PathVariable final long id) {
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return "Get a specific Foo with id=" + id;
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}
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@RequestMapping(value = "/foos/{fooid}/bar/{barid}")
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@ResponseBody
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public String getFoosBySimplePathWithPathVariables(@PathVariable final long fooid, @PathVariable final long barid) {
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return "Get a specific Bar with id=" + barid + " from a Foo with id=" + fooid;
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}
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// other HTTP verbs
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@RequestMapping(value = "/foos", method = RequestMethod.POST)
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@ResponseBody
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public String postFoos() {
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return "Post some Foos";
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}
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// with headers
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@RequestMapping(value = "/foos", headers = "key=val")
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@ResponseBody
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public String getFoosWithHeader() {
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return "Get some Foos with Header";
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}
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@RequestMapping(value = "/foos", headers = { "key1=val1", "key2=val2" })
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@ResponseBody
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public String getFoosWithHeaders() {
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return "Get some Foos with Header";
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}
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@RequestMapping(value = "/foos", produces = { "application/json", "application/xml" })
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@ResponseBody
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public String getFoosAsJsonFromREST() {
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return "Get some Foos with Header Exact";
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}
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// advanced - multiple mappings
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@RequestMapping(value = { "/advanced/bars", "/advanced/foos" })
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@ResponseBody
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public String getFoosOrBarsByPath() {
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return "Advanced - Get some Foos or Bars";
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}
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@RequestMapping(value = "*")
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@ResponseBody
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public String getFallback() {
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return "Fallback for GET Requests";
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}
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@RequestMapping(value = "*", method = { RequestMethod.GET, RequestMethod.POST })
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@ResponseBody
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public String allFallback() {
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return "Fallback for All Requests";
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}
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@RequestMapping(value = "/foos/multiple", method = { RequestMethod.PUT, RequestMethod.POST })
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@ResponseBody
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public String putAndPostFoos() {
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return "Advanced - PUT and POST within single method";
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}
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}
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@@ -0,0 +1,20 @@
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<configuration>
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<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
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<encoder>
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<pattern>web - %date [%thread] %-5level %logger{36} - %message%n
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</pattern>
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</encoder>
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</appender>
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<logger name="org.springframework" level="WARN" />
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<logger name="org.springframework.transaction" level="WARN" />
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<!-- in order to debug some marshalling issues, this needs to be TRACE -->
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<logger name="org.springframework.web.servlet.mvc" level="WARN" />
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<root level="INFO">
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<appender-ref ref="STDOUT" />
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</root>
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</configuration>
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@@ -0,0 +1,6 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<beans xmlns="http://www.springframework.org/schema/beans"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd" >
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</beans>
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@@ -0,0 +1,42 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
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xsi:schemaLocation="
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http://java.sun.com/xml/ns/javaee
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http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
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id="WebApp_ID" version="3.0">
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<display-name>Spring MVC Application</display-name>
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<!-- Spring root -->
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<context-param>
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<param-name>contextClass</param-name>
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<param-value>
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org.springframework.web.context.support.AnnotationConfigWebApplicationContext
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</param-value>
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</context-param>
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<context-param>
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<param-name>contextConfigLocation</param-name>
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<param-value>org.baeldung.config</param-value>
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</context-param>
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<listener>
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<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
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</listener>
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<!-- Spring child -->
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<servlet>
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<servlet-name>api</servlet-name>
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<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
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<load-on-startup>1</load-on-startup>
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</servlet>
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<servlet-mapping>
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<servlet-name>api</servlet-name>
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<url-pattern>/</url-pattern>
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</servlet-mapping>
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<welcome-file-list>
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<welcome-file />
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</welcome-file-list>
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</web-app>
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