Step20

03.microservices/currency-conversion-service/pom.xml

@@ -0,0 +1,114 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>com.in28minutes.microservices</groupId>
+	<artifactId>currency-conversion-service</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<packaging>jar</packaging>
+
+	<name>currency-conversion-service</name>
+	<description>Demo project for Spring Boot</description>
+
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>2.0.0.M3</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+		<java.version>1.8</java.version>
+		<spring-cloud.version>Finchley.M2</spring-cloud.version>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-actuator</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-starter-config</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-devtools</artifactId>
+			<scope>runtime</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.springframework.cloud</groupId>
+				<artifactId>spring-cloud-dependencies</artifactId>
+				<version>${spring-cloud.version}</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+
+	<repositories>
+		<repository>
+			<id>spring-snapshots</id>
+			<name>Spring Snapshots</name>
+			<url>https://repo.spring.io/snapshot</url>
+			<snapshots>
+				<enabled>true</enabled>
+			</snapshots>
+		</repository>
+		<repository>
+			<id>spring-milestones</id>
+			<name>Spring Milestones</name>
+			<url>https://repo.spring.io/milestone</url>
+			<snapshots>
+				<enabled>false</enabled>
+			</snapshots>
+		</repository>
+	</repositories>
+
+	<pluginRepositories>
+		<pluginRepository>
+			<id>spring-snapshots</id>
+			<name>Spring Snapshots</name>
+			<url>https://repo.spring.io/snapshot</url>
+			<snapshots>
+				<enabled>true</enabled>
+			</snapshots>
+		</pluginRepository>
+		<pluginRepository>
+			<id>spring-milestones</id>
+			<name>Spring Milestones</name>
+			<url>https://repo.spring.io/milestone</url>
+			<snapshots>
+				<enabled>false</enabled>
+			</snapshots>
+		</pluginRepository>
+	</pluginRepositories>
+
+
+</project>

03.microservices/currency-conversion-service/src/main/java/com/in28minutes/microservices/currencyconversionservice/CurrencyConversionBean.java

@@ -0,0 +1,86 @@
+package com.in28minutes.microservices.currencyconversionservice;
+
+import java.math.BigDecimal;
+
+public class CurrencyConversionBean {
+	private Long id;
+	private String from;
+	private String to;
+	private BigDecimal conversionMultiple;
+	private BigDecimal quantity;
+	private BigDecimal totalCalculatedAmount;
+	private int port;
+
+	public CurrencyConversionBean() {
+
+	}
+
+	public CurrencyConversionBean(Long id, String from, String to, BigDecimal conversionMultiple, BigDecimal quantity,
+			BigDecimal totalCalculatedAmount, int port) {
+		super();
+		this.id = id;
+		this.from = from;
+		this.to = to;
+		this.conversionMultiple = conversionMultiple;
+		this.quantity = quantity;
+		this.totalCalculatedAmount = totalCalculatedAmount;
+		this.port = port;
+	}
+
+	public Long getId() {
+		return id;
+	}
+
+	public void setId(Long id) {
+		this.id = id;
+	}
+
+	public String getFrom() {
+		return from;
+	}
+
+	public void setFrom(String from) {
+		this.from = from;
+	}
+
+	public String getTo() {
+		return to;
+	}
+
+	public void setTo(String to) {
+		this.to = to;
+	}
+
+	public BigDecimal getConversionMultiple() {
+		return conversionMultiple;
+	}
+
+	public void setConversionMultiple(BigDecimal conversionMultiple) {
+		this.conversionMultiple = conversionMultiple;
+	}
+
+	public BigDecimal getQuantity() {
+		return quantity;
+	}
+
+	public void setQuantity(BigDecimal quantity) {
+		this.quantity = quantity;
+	}
+
+	public BigDecimal getTotalCalculatedAmount() {
+		return totalCalculatedAmount;
+	}
+
+	public void setTotalCalculatedAmount(BigDecimal totalCalculatedAmount) {
+		this.totalCalculatedAmount = totalCalculatedAmount;
+	}
+
+	public int getPort() {
+		return port;
+	}
+
+	public void setPort(int port) {
+		this.port = port;
+	}
+
+}

03.microservices/currency-conversion-service/src/main/java/com/in28minutes/microservices/currencyconversionservice/CurrencyConversionController.java

@@ -0,0 +1,37 @@
+package com.in28minutes.microservices.currencyconversionservice;
+
+import java.math.BigDecimal;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.client.RestTemplate;
+
+@RestController
+public class CurrencyConversionController {
+
+	@GetMapping("/currency-converter/from/{from}/to/{to}/quantity/{quantity}")
+	public CurrencyConversionBean convertCurrency(@PathVariable String from,
+			@PathVariable String to,
+			@PathVariable BigDecimal quantity
+			){
+
+		Map<String, String> uriVariables = new HashMap<>();
+		uriVariables.put("from", from);
+		uriVariables.put("to", to);
+
+		ResponseEntity<CurrencyConversionBean> responseEntity = new RestTemplate().getForEntity(
+				"http://localhost:8000/currency-exchange/from/{from}/to/{to}", 
+				CurrencyConversionBean.class, 
+				uriVariables );
+
+		CurrencyConversionBean response = responseEntity.getBody();
+
+		return new CurrencyConversionBean(response.getId(),from,to,response.getConversionMultiple(),
+				quantity,quantity.multiply(response.getConversionMultiple()),response.getPort()); 
+	}
+
+}

03.microservices/currency-conversion-service/src/main/java/com/in28minutes/microservices/currencyconversionservice/CurrencyConversionServiceApplication.java

@@ -0,0 +1,12 @@
+package com.in28minutes.microservices.currencyconversionservice;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class CurrencyConversionServiceApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(CurrencyConversionServiceApplication.class, args);
+	}
+}

03.microservices/currency-conversion-service/src/main/resources/application.properties

@@ -0,0 +1,2 @@
+spring.application.name=currency-conversion-service
+server.port=8100

03.microservices/currency-conversion-service/src/test/java/com/in28minutes/microservices/currencyconversionservice/CurrencyConversionServiceApplicationTests.java

@@ -0,0 +1,16 @@
+package com.in28minutes.microservices.currencyconversionservice;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class CurrencyConversionServiceApplicationTests {
+
+	@Test
+	public void contextLoads() {
+	}
+
+}

03.microservices/currency-exchange-service/src/main/java/com/in28minutes/microservices/currencyexchangeservice/CurrencyExchangeController.java

@@ -1,7 +1,5 @@
 package com.in28minutes.microservices.currencyexchangeservice;
 
-import java.math.BigDecimal;
-
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.env.Environment;
 import org.springframework.web.bind.annotation.GetMapping;