feat: initialize with maven

common/pom.xml

@@ -0,0 +1,28 @@
+<?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">
+  <parent>
+    <artifactId>bms-prototype</artifactId>
+    <groupId>org.ridelab.bms</groupId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+  <modelVersion>4.0.0</modelVersion>
+
+  <packaging>jar</packaging>
+  <artifactId>common</artifactId>
+
+  <dependencies>
+    <dependency>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-classic</artifactId>
+      <version>1.2.3</version>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-lang3</artifactId>
+      <version>3.7</version>
+    </dependency>
+  </dependencies>
+
+</project>

common/src/main/java/org/ridelab/bms/common/five/Five.java

@@ -0,0 +1,42 @@
+package org.ridelab.bms.common.five;
+
+import lombok.AccessLevel;
+import lombok.experimental.FieldDefaults;
+import lombok.experimental.UtilityClass;
+
+/**
+ * @see <a href="https://github.com/jackdclark/five">Five</a>
+ */
+@UtilityClass
+@FieldDefaults(level = AccessLevel.PUBLIC)
+public class Five {
+
+  int five() {
+    return 5;
+  }
+
+  boolean isFive(int n) {
+    return five() == n;
+  }
+
+  String esperanto() {
+    return "kvin";
+  }
+
+  String greek() {
+    return "πέντε";
+  }
+
+  String pinyin() {
+    return "wǔ";
+  }
+
+  String morseCode() {
+    return ".....";
+  }
+
+  String oclock() {
+    return "\uD83D\uDD54";
+  }
+
+}

common/src/test/java/org/ridelab/bms/common/five/FiveTest.java

@@ -0,0 +1,35 @@
+package org.ridelab.bms.common.five;
+
+import org.apache.commons.lang3.StringUtils;
+import org.junit.Test;
+import org.ridelab.bms.common.five.Five;
+
+import static junit.framework.TestCase.assertTrue;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+
+public class FiveTest {
+
+  @Test
+  public void five() {
+    assertEquals(5, Five.five());
+  }
+
+  @Test
+  public void isFive() {
+    assertTrue(Five.isFive(5));
+    assertFalse(Five.isFive(6));
+  }
+
+  @Test
+  public void multilingual() {
+    assertTrue(StringUtils.isNoneBlank(
+      Five.esperanto(),
+      Five.greek(),
+      Five.pinyin(),
+      Five.morseCode(),
+      Five.oclock()
+    ));
+  }
+
+}

data-schema/pom.xml

@@ -0,0 +1,23 @@
+<?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">
+  <parent>
+    <artifactId>bms-prototype</artifactId>
+    <groupId>org.ridelab.bms</groupId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+  <modelVersion>4.0.0</modelVersion>
+
+  <packaging>jar</packaging>
+  <artifactId>data-schema</artifactId>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.ridelab.bms</groupId>
+      <artifactId>common</artifactId>
+      <version>1.0-SNAPSHOT</version>
+    </dependency>
+  </dependencies>
+
+</project>

data-schema/src/main/java/org/ridelab/bms/entity/Item.java

@@ -0,0 +1,13 @@
+package org.ridelab.bms.entity;
+
+import lombok.Value;
+
+@Value(staticConstructor = "of")
+public class Item {
+
+  String name;
+
+  long id;
+
+}
+

pom.xml

@@ -0,0 +1,60 @@
+<?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>org.ridelab.bms</groupId>
+  <artifactId>bms-prototype</artifactId>
+  <packaging>pom</packaging>
+  <version>1.0-SNAPSHOT</version>
+
+  <modules>
+    <module>common</module>
+    <module>data-schema</module>
+    <module>service</module>
+  </modules>
+
+  <properties>
+    <project.build.sourceEncoding>utf-8</project.build.sourceEncoding>
+  </properties>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.projectlombok</groupId>
+      <artifactId>lombok</artifactId>
+      <version>1.16.18</version>
+    </dependency>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>4.12</version>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.jetbrains</groupId>
+      <artifactId>annotations</artifactId>
+      <version>15.0</version>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <configuration>
+          <source>1.8</source>
+          <target>1.8</target>
+          <encoding>utf-8</encoding>
+        </configuration>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-checkstyle-plugin</artifactId>
+        <version>2.9.1</version>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>

scripts/ci.sh

@@ -4,4 +4,6 @@
 
 scripts/lint-docs.sh
 
+mvn clean test
+
 echo -e "\033[0;32mFinished\033[m"

service/pom.xml

@@ -0,0 +1,28 @@
+<?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">
+  <parent>
+    <artifactId>bms-prototype</artifactId>
+    <groupId>org.ridelab.bms</groupId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+  <modelVersion>4.0.0</modelVersion>
+
+  <packaging>jar</packaging>
+  <artifactId>service</artifactId>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.ridelab.bms</groupId>
+      <artifactId>common</artifactId>
+      <version>1.0-SNAPSHOT</version>
+    </dependency>
+    <dependency>
+      <groupId>org.ridelab.bms</groupId>
+      <artifactId>data-schema</artifactId>
+      <version>1.0-SNAPSHOT</version>
+    </dependency>
+  </dependencies>
+
+</project>

service/src/main/java/org/ridelab/bms/service/ItemService.java

@@ -0,0 +1,25 @@
+package org.ridelab.bms.service;
+
+import org.ridelab.bms.entity.Item;
+
+import java.util.Optional;
+
+public interface ItemService {
+
+  /**
+   * Find one by id
+   *
+   * @param id id
+   * @return found item
+   */
+  Optional<Item> findOneById(long id);
+
+  /**
+   * Find all by name
+   *
+   * @param name name
+   * @return found items
+   */
+  Iterable<Item> findAllByName(String name);
+
+}

service/src/main/java/org/ridelab/bms/service/impl/ItemServiceImpl.java

@@ -0,0 +1,50 @@
+package org.ridelab.bms.service.impl;
+
+import lombok.extern.slf4j.Slf4j;
+import lombok.val;
+import org.apache.commons.lang3.RandomUtils;
+import org.ridelab.bms.entity.Item;
+import org.ridelab.bms.service.ItemService;
+
+import java.util.Comparator;
+import java.util.Optional;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
+
+@Slf4j
+public class ItemServiceImpl implements ItemService {
+
+  @Override
+  public Optional<Item> findOneById(long id) {
+
+    if (id < 0) {
+
+      logger.debug("Can't find item with negative id {}", id);
+
+      return Optional.empty();
+
+    } else {
+
+      val item = Item.of("nothing", id);
+
+      logger.debug("Found item {}", item);
+
+      return Optional.of(item);
+    }
+  }
+
+  @Override
+  public Iterable<Item> findAllByName(String name) {
+
+    val items = IntStream.range(1, RandomUtils.nextInt(5, 10)).
+      mapToObj(i -> Item.of(name, RandomUtils.nextInt())).
+      sorted(Comparator.comparingLong(Item::getId)).
+      collect(Collectors.toList());
+
+    logger.debug("Found items <size = {}> {}", items.size(), items);
+
+    return items;
+  }
+
+}
+

service/src/test/java/org/ridelab/bms/service/ItemServiceTest.java

@@ -0,0 +1,33 @@
+package org.ridelab.bms.service;
+
+import lombok.val;
+import org.junit.Test;
+import org.ridelab.bms.service.impl.ItemServiceImpl;
+
+import static org.junit.Assert.*;
+
+public class ItemServiceTest {
+
+  private final ItemService itemService = new ItemServiceImpl();
+
+  @Test
+  public void getOneById() {
+    val result = itemService.findOneById(1L);
+    assertTrue(result.isPresent());
+    assertEquals(1L, result.get().getId());
+  }
+
+  @Test
+  public void getOneByIdNonexistent() {
+    val result = itemService.findOneById(-1L);
+    assertFalse(result.isPresent());
+  }
+
+  @Test
+  public void findAllByName() {
+    val result = itemService.findAllByName("nothing");
+    assertTrue(result.iterator().hasNext());
+    assertEquals("nothing", result.iterator().next().getName());
+  }
+
+}