matemagyari

<?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>
      <groupId>org.sonatype.oss</groupId>
      <artifactId>oss-parent</artifactId>
      <version>7</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.mygroup</groupId>
   <artifactId>myproject</artifactId>

matemagyari

<servers>
        ...
            <server>
                <id>sonatype-nexus-snapshots</id>
                <username>john.j.rambo</username>
                <password>rambospass</password>
            </server>
            <server>
                <id>sonatype-nexus-staging</id>
                <username>john.j.rambo</username>

matemagyari

abstract class AbstractPlayerRepositoryTestTemplate {

        protected PlayerRepository testObj;

        @Test
        public void exists() { 
                // setup
                ...
                //assert
                assertTrue(testObj.exists(playerId));

matemagyari

interface PlayerRepository {
        boolean exists(PlayerId playerId); 
}
class InMemoryPlayerRepository implements PlayerRepository {
        @Override public boolean exists(PlayerId playerId) {  ...  }
}
class MongoPlayerRepository implements PlayerRepository {
        @Override public boolean exists(PlayerId playerId) {  ...  }
}

matemagyari

class UserLifecyleService {
        
        private IUserRepository userRepository;
        
        public void createUser(User user) {
                //do some stuff, logging, authentication,...
                userRepository.create(user);
                //do some stuff, send out an event or whatever
        }
}

matemagyari

//application service - orchestrates beetween domain services and objects,
//authenticates, handles transactions, ....
class PlayerAccessoriesService {
 
        public void assignAvatarToPlayer(Integer playerId, Integer avatarId) {
                authenticationCheck();
                logging();
                transactionStart();
                playerService.assignAvatarToPlayer(playerId, avatarId);
                transactionEnd();

matemagyari

class PlayerId {

        private final Integer value;
        
        public PlayerId(Integer value) { this.value = value; }
        
        public Integer getValue() { return this.value; }
}

matemagyari

class PlayerService {
        
        public void assignAvatarToPlayer(PlayerId playerId, AvatarId avatarId) { ... }             
}

matemagyari

class PlayerId {
 
        private final Integer value;
        
        public PlayerId(Integer value) { 
                Validate.notNull("Player Id must be non-null", value)
                this.value = value; 
        }
        
        public Integer getValue() { return this.value; }

matemagyari

interface Compressor {
        CompressedContent compress(UncompressedContent uncompressedContent);
}
interface CompressedContent { ... } 
interface UncompressedContent { ... } 


class ContentDownloader {
        void downloadCompressAndSave(Compressor compressor) {
                UncompressedContent uncompressedContent = downloadContent();