parent-child contexts, properties file included in each

spring-security-rest-custom/.springBeans

@@ -1,13 +1,12 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <beansProjectDescription>
 	<version>1</version>
-	<pluginVersion><![CDATA[3.3.0.201307091516-RELEASE]]></pluginVersion>
+	<pluginVersion><![CDATA[3.4.0.201310051539-RELEASE]]></pluginVersion>
 	<configSuffixes>
 		<configSuffix><![CDATA[xml]]></configSuffix>
 	</configSuffixes>
 	<enableImports><![CDATA[false]]></enableImports>
 	<configs>
-		<config>src/main/webapp/WEB-INF/api-servlet.xml</config>
 	</configs>
 	<configSets>
 	</configSets>

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

@@ -2,6 +2,7 @@ package org.baeldung.config;
 
 import java.util.Set;
 
+import javax.servlet.FilterRegistration.Dynamic;
 import javax.servlet.ServletContext;
 import javax.servlet.ServletException;
 import javax.servlet.ServletRegistration;
@@ -9,6 +10,7 @@ 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.filter.DelegatingFilterProxy;
 import org.springframework.web.servlet.DispatcherServlet;
 
 public class MainWebAppInitializer implements WebApplicationInitializer {
@@ -43,6 +45,11 @@ public class MainWebAppInitializer implements WebApplicationInitializer {
         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");
         }
+
+        // spring security filter
+        final DelegatingFilterProxy springSecurityFilterChain = new DelegatingFilterProxy("springSecurityFilterChain");
+        final Dynamic addedFilter = sc.addFilter("springSecurityFilterChain", springSecurityFilterChain);
+        addedFilter.addMappingForUrlPatterns(null, false, "/*");
     }
 
 }

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

@@ -2,8 +2,10 @@ package org.baeldung.config.child;
 
 import java.util.List;
 
+import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;
 import org.springframework.http.converter.HttpMessageConverter;
 import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
 import org.springframework.web.servlet.config.annotation.EnableWebMvc;
@@ -12,6 +14,8 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter
 @Configuration
 @EnableWebMvc
 @ComponentScan("org.baeldung.web")
+// @ImportResource({ "classpath:prop.xml" })
+// @PropertySource("classpath:foo.properties")
 public class WebConfig extends WebMvcConfigurerAdapter {
 
     public WebConfig() {
@@ -26,6 +30,13 @@ public class WebConfig extends WebMvcConfigurerAdapter {
         converters.add(new MappingJackson2HttpMessageConverter());
     }
 
-    //
+    // beans
+
+    @Bean
+    public static PropertySourcesPlaceholderConfigurer propertySourcesPlaceholderConfigurer() {
+        final PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
+        ppc.setIgnoreUnresolvablePlaceholders(true);
+        return ppc;
+    }
 
 }

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

@@ -1,14 +1,28 @@
 package org.baeldung.config.parent;
 
+import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.PropertySource;
+import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;
 
 @Configuration
 @ComponentScan("org.baeldung.service")
+// @ImportResource({ "classpath:prop.xml" })
+@PropertySource("classpath:foo.properties")
 public class ServiceConfig {
 
     public ServiceConfig() {
         super();
     }
 
+    // beans
+
+    @Bean
+    public static PropertySourcesPlaceholderConfigurer propertySourcesPlaceholderConfigurer() {
+        final PropertySourcesPlaceholderConfigurer ppc = new PropertySourcesPlaceholderConfigurer();
+        ppc.setIgnoreUnresolvablePlaceholders(true);
+        return ppc;
+    }
+
 }

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

@@ -1,10 +1,20 @@
 package org.baeldung.service;
 
 import org.baeldung.web.dto.Foo;
+import org.springframework.beans.factory.InitializingBean;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.core.env.Environment;
 import org.springframework.stereotype.Service;
 
 @Service
-public class FooService implements IFooService {
+public class FooService implements IFooService, InitializingBean {
+
+    @Value("${foo1}")
+    private String foo1;
+
+    @Autowired
+    private Environment env;
 
     public FooService() {
         super();
@@ -17,4 +27,10 @@ public class FooService implements IFooService {
         return new Foo();
     }
 
+    @Override
+    public final void afterPropertiesSet() {
+        System.out.println("In Parent Context, property via @Value = " + foo1);
+        System.out.println("In Parent Context, property via env = " + env.getProperty("foo2"));
+    }
+
 }

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

@@ -2,7 +2,10 @@ package org.baeldung.web.controller;
 
 import org.baeldung.service.IFooService;
 import org.baeldung.web.dto.Foo;
+import org.springframework.beans.factory.InitializingBean;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.core.env.Environment;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -10,8 +13,14 @@ import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.ResponseBody;
 
 @Controller
-@RequestMapping(value = "/foo")
+@RequestMapping(value = "/foos")
-public class FooController {
+public class FooController implements InitializingBean {
+
+    @Value("${foo1}")
+    private String foo1;
+
+    @Autowired
+    private Environment env;
 
     @Autowired
     private IFooService service;
@@ -28,4 +37,10 @@ public class FooController {
         return service.findOne(id);
     }
 
+    @Override
+    public final void afterPropertiesSet() {
+        System.out.println("In Child Context, property via @Value = " + foo1);
+        System.out.println("In Child Context, property via env = " + env.getProperty("foo2"));
+    }
+
 }

spring-security-rest-custom/src/main/resources/foo.properties

@@ -0,0 +1,2 @@
+foo1=bar1
+foo2=bar2

spring-security-rest-custom/src/main/resources/prop.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+   xmlns:context="http://www.springframework.org/schema/context"
+   xsi:schemaLocation="
+      http://www.springframework.org/schema/beans
+      http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
+      http://www.springframework.org/schema/context
+      http://www.springframework.org/schema/context/spring-context-4.0.xsd">
+ 
+      <context:property-placeholder location="classpath:foo.properties" />
+ 
+</beans>

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

@@ -1,5 +0,0 @@
-<?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>

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

@@ -37,7 +37,6 @@
         <url-pattern>/api/*</url-pattern>
     </servlet-mapping>
 
-
     <!-- Spring Security -->
     <filter>
         <filter-name>springSecurityFilterChain</filter-name>