introducing parent-child context to experiment with properties and httpclient cleanup

Author: eugenp

…g/baeldung/live/HttpLiveServiceTemp.java …pclient/HttpClientUnshortenLiveTest.javaspring-security-rest-custom/src/test/java/org/baeldung/live/HttpLiveServiceTemp.java renamed to httpclient/src/test/java/org/baeldung/httpclient/HttpClientUnshortenLiveTest.java spring-security-rest-custom/src/test/java/org/baeldung/live/HttpLiveServiceTemp.java renamed to httpclient/src/test/java/org/baeldung/httpclient/HttpClientUnshortenLiveTest.java

@@ -1,4 +1,4 @@
-package org.baeldung.live;
+package org.baeldung.httpclient;
 
 import static org.hamcrest.Matchers.equalTo;
 import static org.junit.Assert.assertThat;
@@ -25,7 +25,7 @@
 import com.google.common.base.Preconditions;
 import com.google.common.collect.Lists;
 
-public class HttpLiveServiceTemp {
+public class HttpClientUnshortenLiveTest {
 
     private CloseableHttpClient client;
 

spring-security-rest-custom/README.md

@@ -5,4 +5,3 @@
 
 ### Relevant Articles: 
 - [Spring Security Authentication Provider](http://www.baeldung.com/spring-security-authentication-provider)
-- [Unshorten URLs with HttpClient](http://www.baeldung.com/unshorten-url-httpclient)

spring-security-rest-custom/src/main/java/org/baeldung/config/MainWebAppInitializer.java

@@ -0,0 +1,48 @@
+package org.baeldung.config;
+
+import java.util.Set;
+
+import javax.servlet.ServletContext;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRegistration;
+
+import org.springframework.web.WebApplicationInitializer;
+import org.springframework.web.context.ContextLoaderListener;
+import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
+import org.springframework.web.servlet.DispatcherServlet;
+
+public class MainWebAppInitializer implements WebApplicationInitializer {
+
+    public MainWebAppInitializer() {
+        super();
+    }
+
+    //
+
+    /**
+     * Register and configure all Servlet container components necessary to power the web application.
+     */
+    @Override
+    public void onStartup(final ServletContext sc) throws ServletException {
+        System.out.println("MyWebAppInitializer.onStartup()");
+
+        // Create the 'root' Spring application context
+        final AnnotationConfigWebApplicationContext root = new AnnotationConfigWebApplicationContext();
+        root.scan("org.baeldung.config.parent");
+        // root.getEnvironment().setDefaultProfiles("embedded");
+
+        // Manages the lifecycle of the root application context
+        sc.addListener(new ContextLoaderListener(root));
+
+        // Handles requests into the application
+        final AnnotationConfigWebApplicationContext childWebApplicationContext = new AnnotationConfigWebApplicationContext();
+        childWebApplicationContext.scan("org.baeldung.config.child");
+        final ServletRegistration.Dynamic appServlet = sc.addServlet("api", new DispatcherServlet(childWebApplicationContext));
+        appServlet.setLoadOnStartup(1);
+        final Set<String> mappingConflicts = appServlet.addMapping("/");
+        if (!mappingConflicts.isEmpty()) {
+            throw new IllegalStateException("'appServlet' could not be mapped to '/' due " + "to an existing mapping. This is a known issue under Tomcat versions " + "<= 7.0.14; see https://issues.apache.org/bugzilla/show_bug.cgi?id=51278");
+        }
+    }
+
+}

…/java/org/baeldung/spring/WebConfig.java …org/baeldung/config/child/WebConfig.javaspring-security-rest-custom/src/main/java/org/baeldung/spring/WebConfig.java renamed to spring-security-rest-custom/src/main/java/org/baeldung/config/child/WebConfig.java spring-security-rest-custom/src/main/java/org/baeldung/spring/WebConfig.java renamed to spring-security-rest-custom/src/main/java/org/baeldung/config/child/WebConfig.java

@@ -1,4 +1,4 @@
-package org.baeldung.spring;
+package org.baeldung.config.child;
 
 import java.util.List;
 

…g/baeldung/spring/SecSecurityConfig.java …eldung/config/parent/SecurityConfig.javaspring-security-rest-custom/src/main/java/org/baeldung/spring/SecSecurityConfig.java renamed to spring-security-rest-custom/src/main/java/org/baeldung/config/parent/SecurityConfig.java spring-security-rest-custom/src/main/java/org/baeldung/spring/SecSecurityConfig.java renamed to spring-security-rest-custom/src/main/java/org/baeldung/config/parent/SecurityConfig.java

@@ -1,4 +1,4 @@
-package org.baeldung.spring;
+package org.baeldung.config.parent;
 
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
@@ -7,9 +7,9 @@
 @Configuration
 @ImportResource({ "classpath:webSecurityConfig.xml" })
 @ComponentScan("org.baeldung.security")
-public class SecSecurityConfig {
+public class SecurityConfig {
 
-    public SecSecurityConfig() {
+    public SecurityConfig() {
         super();
     }
 

spring-security-rest-custom/src/main/java/org/baeldung/config/parent/ServiceConfig.java

@@ -0,0 +1,14 @@
+package org.baeldung.config.parent;
+
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ComponentScan("org.baeldung.service")
+public class ServiceConfig {
+
+    public ServiceConfig() {
+        super();
+    }
+
+}

spring-security-rest-custom/src/main/java/org/baeldung/service/FooService.java

@@ -0,0 +1,20 @@
+package org.baeldung.service;
+
+import org.baeldung.web.dto.Foo;
+import org.springframework.stereotype.Service;
+
+@Service
+public class FooService implements IFooService {
+
+    public FooService() {
+        super();
+    }
+
+    // API
+
+    @Override
+    public Foo findOne(final Long id) {
+        return new Foo();
+    }
+
+}

spring-security-rest-custom/src/main/java/org/baeldung/service/IFooService.java

@@ -0,0 +1,9 @@
+package org.baeldung.service;
+
+import org.baeldung.web.dto.Foo;
+
+public interface IFooService {
+
+    Foo findOne(final Long id);
+
+}

spring-security-rest-custom/src/main/java/org/baeldung/web/controller/FooController.java

@@ -1,8 +1,8 @@
 package org.baeldung.web.controller;
 
+import org.baeldung.service.IFooService;
 import org.baeldung.web.dto.Foo;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -14,7 +14,7 @@
 public class FooController {
 
     @Autowired
-    private ApplicationEventPublisher eventPublisher;
+    private IFooService service;
 
     public FooController() {
         super();
@@ -25,7 +25,7 @@ public FooController() {
     @RequestMapping(value = "/{id}", method = RequestMethod.GET)
     @ResponseBody
     public Foo findOne(@PathVariable("id") final Long id) {
-        return new Foo();
+        return service.findOne(id);
     }
 
 }

spring-security-rest-custom/src/main/webapp/WEB-INF/api-servlet.xml

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<beans xmlns="http://www.springframework.org/schema/beans"
-	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd" >
+<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd">
 
 </beans>