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package io.mcarle.strix; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import javax.persistence.EntityManager; |
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import java.util.Map; |
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/** |
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* Provides methods to start and stop strix, as well as getting the {@link EntityManager}. |
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*/ |
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public final class Strix { |
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private static final Logger LOG = LoggerFactory.getLogger(Strix.class); |
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/** |
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* Starts strix with default settings |
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*/ |
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public static void startup() { |
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startup(null, null); |
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} |
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/** |
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* Starts strix with additional properties, which will override the properties of the persistence unit from the |
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* persistence.xml |
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* |
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* @param persistenceProperties Map of persistence unit names to a map of persistence properties. |
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*/ |
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public static void startup(Map<String, Map<String, String>> persistenceProperties) { |
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startup(persistenceProperties, null); |
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} |
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/** |
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* Starts strix with a default persistence unit, which will be used in all methods annotated with |
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* {@link io.mcarle.strix.annotation.Transactional}, when that annotation defines no persistence unit. |
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* |
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* @param defaultPersistenceUnit The default persistence unit which should be used, when no other unit is specified |
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*/ |
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public static void startup(String defaultPersistenceUnit) { |
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startup(null, defaultPersistenceUnit); |
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} |
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/** |
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* Starts strix. Combines {@link #startup(Map)} and {@link #startup(String)}. |
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* |
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* @param persistenceProperties see {@link #startup(Map)} |
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* @param defaultPersistenceUnit see {@link #startup(String)} |
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*/ |
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public static void startup( |
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Map<String, Map<String, String>> persistenceProperties, |
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String defaultPersistenceUnit |
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) { |
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LOG.info( |
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"Starts strix with default persistence unit '{}' and custom persistence properties '{}'", |
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defaultPersistenceUnit, |
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persistenceProperties |
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); |
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StrixManager.startup(persistenceProperties, defaultPersistenceUnit); |
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} |
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/** |
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* Shutdown strix and closes any open {@link javax.persistence.EntityManagerFactory} |
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*/ |
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public static void shutdown() { |
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LOG.info("Shutdown strix"); |
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StrixManager.shutdown(); |
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} |
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/** |
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* Get the {@link EntityManager} for the current thread. |
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* |
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* @return If a transaction is active, returns the current {@link EntityManager}, otherwise {@code null} |
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*/ |
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public static EntityManager em() { |
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LOG.trace("Get EntityManager"); |
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return PersistenceManager.getEntityManager(); |
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} |
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} |
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mcarleio /
strix
