Simplify project structure

- harmonize module and directory names
- optimize Gradle settings
- remove unused Grails sample

Resolves: #1447

spring-session-samples/spring-session-sample-boot-redis-json/src/main/java/sample/config/SecurityConfig.java

@@ -0,0 +1,47 @@
+/*
+ * Copyright 2014-2018 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package sample.config;
+
+import org.springframework.boot.autoconfigure.security.servlet.PathRequest;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
+
+/**
+ * Spring Security configuration.
+ *
+ * @author jitendra
+ * @author Vedran Pavic
+ */
+@Configuration
+public class SecurityConfig extends WebSecurityConfigurerAdapter {
+
+	// @formatter:off
+	@Override
+	protected void configure(HttpSecurity http) throws Exception {
+		http
+			.authorizeRequests()
+				.requestMatchers(PathRequest.toStaticResources().atCommonLocations()).permitAll()
+				.anyRequest().authenticated()
+				.and()
+			.formLogin()
+				.loginPage("/login")
+				.permitAll();
+	}
+	// @formatter:on
+
+}

spring-session-samples/spring-session-sample-boot-redis-json/src/main/java/sample/config/SessionConfig.java

@@ -0,0 +1,63 @@
+/*
+ * Copyright 2014-2017 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package sample.config;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import org.springframework.beans.factory.BeanClassLoaderAware;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
+import org.springframework.data.redis.serializer.RedisSerializer;
+import org.springframework.security.jackson2.SecurityJackson2Modules;
+
+/**
+ * @author jitendra on 3/3/16.
+ */
+@Configuration
+public class SessionConfig implements BeanClassLoaderAware {
+
+	private ClassLoader loader;
+
+	@Bean
+	public RedisSerializer<Object> springSessionDefaultRedisSerializer() {
+		return new GenericJackson2JsonRedisSerializer(objectMapper());
+	}
+
+	/**
+	 * Customized {@link ObjectMapper} to add mix-in for class that doesn't have default
+	 * constructors
+	 *
+	 * @return the {@link ObjectMapper} to use
+	 */
+	private ObjectMapper objectMapper() {
+		ObjectMapper mapper = new ObjectMapper();
+		mapper.registerModules(SecurityJackson2Modules.getModules(this.loader));
+		return mapper;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see
+	 * org.springframework.beans.factory.BeanClassLoaderAware#setBeanClassLoader(java.lang
+	 * .ClassLoader)
+	 */
+	@Override
+	public void setBeanClassLoader(ClassLoader classLoader) {
+		this.loader = classLoader;
+	}
+}

spring-session-samples/spring-session-sample-boot-redis-json/src/main/java/sample/config/WebMvcConfig.java

@@ -0,0 +1,32 @@
+/*
+ * Copyright 2014-2017 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package sample.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class WebMvcConfig implements WebMvcConfigurer {
+
+	@Override
+	public void addViewControllers(ViewControllerRegistry registry) {
+		registry.addViewController("/").setViewName("home");
+		registry.addViewController("/login").setViewName("login");
+	}
+
+}