Examples with FlatPersistence eu.okaeri.persistence.flat.FlatPersistence used on opensource projects

Example 1 with FlatPersistence

use of eu.okaeri.persistence.flat.FlatPersistence in project okaeri-platform by OkaeriPoland.

the class ExampleWebApplication method configurePersistence.

// built-in persistence utils
// easy storage for e.g. player properties
// see persistence/PlayerPersistence for details
@Bean(value = "persistence", preload = true)
public DocumentPersistence configurePersistence(@Inject("dataFolder") File dataFolder, TestConfig config) {
    // jdbc drivers may require initialization for jdbc urls to work
    try {
        Class.forName("org.mariadb.jdbc.Driver");
    } catch (ClassNotFoundException ignored) {
    }
    try {
        Class.forName("org.h2.Driver");
    } catch (ClassNotFoundException ignored) {
    }
    // remember that if plugin is not intended to have shared state
    // between multiple instances you must allow users to set persistence's
    // basePath manually or add some other possibility to differ keys
    // otherwise plugin usage would be limited to one instance per one redis
    PersistencePath basePath = PersistencePath.of(config.getStorage().getPrefix());
    // multiple backends are possible with an easy switch
    switch(config.getStorage().getBackend()) {
        case FLAT:
            // specify custom child dir in dataFolder or other custom location
            File storagePath = new File(config.getStorage().getUri());
            return new DocumentPersistence(new FlatPersistence(storagePath, ".yml"), YamlSnakeYamlConfigurer::new, new SerdesWeb());
        case REDIS:
            // construct redis client based on your needs, e.g. using config
            RedisURI redisUri = RedisURI.create(config.getStorage().getUri());
            RedisClient redisClient = RedisClient.create(redisUri);
            // on the redis side thanks to cjson available in lua scripting
            return new DocumentPersistence(new RedisPersistence(basePath, redisClient), JsonSimpleConfigurer::new, new SerdesWeb());
        case MONGO:
            // construct mongo client based on your needs, e.g. using config
            MongoClientURI mongoUri = new MongoClientURI(config.getStorage().getUri());
            MongoClient mongoClient = new MongoClient(mongoUri);
            // validate if uri contains database
            if (mongoUri.getDatabase() == null) {
                throw new IllegalArgumentException("Mongo URI needs to specify the database: " + mongoUri.getURI());
            }
            // it is REQUIRED to use json configurer for the mongo backend
            return new DocumentPersistence(new MongoPersistence(basePath, mongoClient, mongoUri.getDatabase()), JsonSimpleConfigurer::new, new SerdesWeb());
        case MYSQL:
            // setup hikari based on your needs, e.g. using config
            HikariConfig mariadbHikari = new HikariConfig();
            mariadbHikari.setJdbcUrl(config.getStorage().getUri());
            // it is REQUIRED to use json configurer for the mariadb backend
            return new DocumentPersistence(new MariaDbPersistence(basePath, mariadbHikari), JsonSimpleConfigurer::new, new SerdesWeb());
        case H2:
            // setup hikari based on your needs, e.g. using config
            HikariConfig jdbcHikari = new HikariConfig();
            jdbcHikari.setJdbcUrl(config.getStorage().getUri());
            // it is HIGHLY recommended to use json configurer for the jdbc backend
            return new DocumentPersistence(new H2Persistence(basePath, jdbcHikari), JsonSimpleConfigurer::new, new SerdesWeb());
        default:
            throw new RuntimeException("unsupported storage backend: " + config.getStorage().getBackend());
    }
}