adding following modules with updated testcase : DB, Filter, Json (#1410)

* adding ratpack module

* adding pom.xml

* adding following modules with updated testcase : DB, Filter, Json

ratpack/build.gradle

@@ -4,6 +4,7 @@ buildscript {
   }
   dependencies {
     classpath "io.ratpack:ratpack-gradle:1.4.5"
+    classpath "com.h2database:h2:1.4.193"
   }
 }
 
@@ -19,6 +20,8 @@ repositories {
 }
 
 dependencies {
+  compile ratpack.dependency('hikari')
+  compile 'com.h2database:h2:1.4.193'
   testCompile 'junit:junit:4.11'
   runtime "org.slf4j:slf4j-simple:1.7.21"
 }

ratpack/pom.xml

@@ -20,11 +20,21 @@
         <artifactId>ratpack-core</artifactId>
         <version>1.4.5</version>
     </dependency>
+    <dependency>
+        <groupId>io.ratpack</groupId>
+        <artifactId>ratpack-hikari</artifactId>
+        <version>1.4.5</version>
+    </dependency>
     <dependency>
         <groupId>io.ratpack</groupId>
         <artifactId>ratpack-test</artifactId>
         <version>1.4.5</version>
     </dependency>
+    <dependency>
+        <groupId>com.h2database</groupId>
+        <artifactId>h2</artifactId>
+        <version>1.4.193</version>
+    </dependency>
     <dependency>
         <groupId>junit</groupId>
         <artifactId>junit</artifactId>
@@ -33,4 +43,13 @@
     </dependency>
   </dependencies>
 
+	<build>
+		<finalName>${project.artifactId}</finalName>
+		<resources>
+			<resource>
+				<directory>src/main/resources</directory>
+			</resource>
+		</resources>
+	</build>
+
 </project>

ratpack/src/main/java/com/baeldung/Application.java

@@ -1,22 +1,48 @@
 package com.baeldung;
 
+import java.util.ArrayList;
+import java.util.List;
+
+import com.baeldung.filter.RequestValidatorFilter;
+import com.baeldung.model.Employee;
+
+import ratpack.guice.Guice;
+import ratpack.hikari.HikariModule;
+import ratpack.http.MutableHeaders;
+import ratpack.jackson.Jackson;
 import ratpack.http.MutableHeaders;
 import ratpack.server.RatpackServer;
 
 public class Application {
 
-	public static void main(String... args) throws Exception {
-		RatpackServer.start(server -> server.handlers(chain -> chain.all(ctx -> {
-			MutableHeaders headers = ctx.getResponse().getHeaders();
-			headers.set("Access-Control-Allow-Origin", "*");
-			headers.set("Accept-Language", "en-us");
-			headers.set("Accept-Charset", "UTF-8");
-			ctx.next();
-		})
+	public static void main(String[] args) throws Exception {
+		
+		List<Employee> employees = new ArrayList<Employee>();
+		employees.add(new Employee(1L, "Mr", "John Doe"));
+		employees.add(new Employee(2L, "Mr", "White Snow"));
+		
+		
+		RatpackServer.start(
+				server -> server.registry(Guice.registry(bindings -> bindings.module(HikariModule.class, config -> {
+					config.setDataSourceClassName("org.h2.jdbcx.JdbcDataSource");
+					config.addDataSourceProperty("URL",
+							"jdbc:h2:mem:baeldung;INIT=RUNSCRIPT FROM 'classpath:/DDL.sql'");
+				}))).handlers(chain -> chain
+						.all(
+								// ctx -> {
+								// MutableHeaders headers =
+								// ctx.getResponse().getHeaders();
+								// headers.set("Access-Control-Allow-Origin","*");
+								// headers.set("Accept-Language", "en-us");
+								// headers.set("Accept-Charset", "UTF-8");
+								// ctx.next();
+								// }
+								new RequestValidatorFilter())
 						.get(ctx -> ctx.render("Welcome to baeldung ratpack!!!"))
+						.get("data/employees", ctx -> ctx.render(Jackson.json(employees)))
 						.get(":name", ctx -> ctx.render("Hello " + ctx.getPathTokens().get("name") + "!!!"))
-		.post(":amount", ctx -> ctx.render(" Amount $" + ctx.getPathTokens().get("amount") + " added successfully !!!"))
-		));
+						.post(":amount", ctx -> ctx
+								.render(" Amount $" + ctx.getPathTokens().get("amount") + " added successfully !!!"))));
 	}
 
 }

ratpack/src/main/java/com/baeldung/filter/RequestValidatorFilter.java

@@ -0,0 +1,16 @@
+package com.baeldung.filter;
+
+import ratpack.handling.Context;
+import ratpack.handling.Handler;
+import ratpack.http.MutableHeaders;
+
+public class RequestValidatorFilter implements Handler {
+
+	@Override
+	public void handle(Context ctx) throws Exception {
+		MutableHeaders headers = ctx.getResponse().getHeaders();
+	    headers.set("Access-Control-Allow-Origin", "*");
+		ctx.next();
+	}
+
+}

ratpack/src/main/java/com/baeldung/model/Employee.java

@@ -0,0 +1,44 @@
+package com.baeldung.model;
+
+import java.io.Serializable;
+
+public class Employee implements Serializable {
+
+	private static final long serialVersionUID = 3077867088762010705L;
+	
+	private Long id;
+	private String title;
+	private String name;
+
+	public Employee(Long id, String title, String name) {
+		super();
+		this.id = id;
+		this.title = title;
+		this.name = name;
+	}
+
+	public Long getId() {
+		return id;
+	}
+
+	public void setId(Long id) {
+		this.id = id;
+	}
+
+	public String getTitle() {
+		return title;
+	}
+
+	public void setTitle(String title) {
+		this.title = title;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+}

ratpack/src/main/resources/DDL.sql

@@ -0,0 +1,6 @@
+DROP TABLE IF EXISTS employee;
+CREATE TABLE employee (
+  id bigint auto_increment primary key,
+  title varchar(255),
+  name varchar(255)
+)

ratpack/src/test/java/com/baeldung/ApplicationTest.java

@@ -4,10 +4,17 @@ import org.junit.After;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
+import com.baeldung.model.Employee;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
 import ratpack.test.MainClassApplicationUnderTest;
 
 import static org.junit.Assert.assertEquals;
 
+import java.util.ArrayList;
+import java.util.List;
+
 @RunWith(JUnit4.class)
 public class ApplicationTest {
 
@@ -23,6 +30,16 @@ public class ApplicationTest {
 		assertEquals("Hello dummybot!!!", appUnderTest.getHttpClient().getText("/dummybot"));
 	}
 	
+	@Test
+	public void givenUrl_getListOfEmployee() throws JsonProcessingException {
+		List<Employee> employees = new ArrayList<Employee>();
+		ObjectMapper mapper = new ObjectMapper();
+		employees.add(new Employee(1L, "Mr", "John Doe"));
+		employees.add(new Employee(2L, "Mr", "White Snow"));
+		
+		assertEquals(mapper.writeValueAsString(employees), appUnderTest.getHttpClient().getText("/data/employees"));
+	}
+	
 	@After
 	public void shutdown() {
 		appUnderTest.close();