Revert "iulian.manda@gmail evaluation article "A quick and practical example of Hexagonal Architecture in Java""
This reverts commit 5cb49ba8
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Iulian Manda
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7238b3a01f
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a85936e769
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<artifactId>hexagonal</artifactId>
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<version>1.0</version>
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<name>hexagonal</name>
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<description>A quick and practical example of Hexagonal Architecture in Java</description>
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<parent>
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<groupId>com.baeldung</groupId>
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<artifactId>parent-java</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<relativePath>../../parent-java</relativePath>
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</parent>
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</project>
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package com.baeldung.pattern.hexagonal;
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import com.baeldung.pattern.hexagonal.repository.RepositoryFactory;
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import com.baeldung.pattern.hexagonal.repository.WeatherRepository;
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import com.baeldung.pattern.hexagonal.service.WeatherForecasterService;
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import com.baeldung.pattern.hexagonal.ui.WeatherForecasterConsoleUI;
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import com.baeldung.pattern.hexagonal.ui.WeatherForecasterUI;
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public class WeatherForecasterApp {
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public static void main(String[] args) {
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WeatherRepository repository = RepositoryFactory.getMockWeatherRepository();
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WeatherForecasterService service = new WeatherForecasterService(repository);
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WeatherForecasterUI ui = new WeatherForecasterConsoleUI(service);
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ui.start();
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}
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}
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package com.baeldung.pattern.hexagonal.repository;
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public class MockWeatherRepository implements WeatherRepository {
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@Override
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public double getTemperature(String location) {
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switch (location) {
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case "cluj-napoca":
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return 17;
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case "bucharest":
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return 22;
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case "new york":
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return 15;
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default:
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return 20;
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}
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}
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}
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package com.baeldung.pattern.hexagonal.repository;
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public class RepositoryFactory {
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private RepositoryFactory() {
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super();
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}
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public static WeatherRepository getMockWeatherRepository() {
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return new MockWeatherRepository();
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}
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}
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package com.baeldung.pattern.hexagonal.repository;
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public interface WeatherRepository {
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double getTemperature(String location);
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}
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package com.baeldung.pattern.hexagonal.service;
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import com.baeldung.pattern.hexagonal.repository.WeatherRepository;
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public class WeatherForecasterService {
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private final WeatherRepository repository;
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public WeatherForecasterService(WeatherRepository repository) {
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this.repository = repository;
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}
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public double forecast(String location) {
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String normalizedLocation = getNormalizedLocation(location);
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return repository.getTemperature(normalizedLocation);
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}
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private String getNormalizedLocation(String location) {
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return location == null ? "" : location.toLowerCase();
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}
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}
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package com.baeldung.pattern.hexagonal.ui;
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import com.baeldung.pattern.hexagonal.service.WeatherForecasterService;
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import java.io.PrintStream;
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import java.nio.charset.StandardCharsets;
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import java.util.Scanner;
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public class WeatherForecasterConsoleUI implements WeatherForecasterUI {
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private WeatherForecasterService service;
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private Scanner in;
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private PrintStream out;
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public WeatherForecasterConsoleUI(WeatherForecasterService service) {
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this.service = service;
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this.in = new Scanner(System.in);
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this.out = new PrintStream(System.out, true, StandardCharsets.UTF_8);
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}
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@Override
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public void start() {
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String input = getInput();
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while (isNotExit(input)) {
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showTemperature(input);
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input = getInput();
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}
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stop();
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}
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private String getInput() {
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out.print("Location: ");
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return in.nextLine();
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}
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private boolean isNotExit(String input) {
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return !input.equalsIgnoreCase("exit");
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}
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private void showTemperature(String input) {
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double temperature = service.forecast(input);
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out.printf("%.2f\u00B0C%n", temperature);
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}
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private void stop() {
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in.close();
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out.close();
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}
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}
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@ -1,5 +0,0 @@
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package com.baeldung.pattern.hexagonal.ui;
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public interface WeatherForecasterUI {
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void start();
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}
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@ -1,5 +1,5 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<artifactId>patterns</artifactId>
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@ -22,7 +22,6 @@
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<module>cqrs-es</module>
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<module>front-controller</module>
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<module>hexagonal-architecture</module>
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<module>hexagonal</module>
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<module>intercepting-filter</module>
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<module>solid</module>
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<module>clean-architecture</module>
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