From: gotty Date: Thu, 20 Dec 2018 16:01:09 +0000 (+0300) Subject: [LIB-9] Environment and persistence functionality X-Git-Url: https://git.hedgecode.org/?p=chesshog.git;a=commitdiff_plain;h=2853656203597e3d95fec18f08d31fb377f3fd6a [LIB-9] Environment and persistence functionality --- diff --git a/chesshog-db-etude/src/main/java/org/hedgecode/chess/EtudeConstants.java b/chesshog-db-etude/src/main/java/org/hedgecode/chess/EtudeConstants.java new file mode 100644 index 0000000..81570ab --- /dev/null +++ b/chesshog-db-etude/src/main/java/org/hedgecode/chess/EtudeConstants.java @@ -0,0 +1,36 @@ +/* + * Copyright (c) 2018. Developed by Hedgecode. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.hedgecode.chess; + +/** + * + * + * @author Dmitry Samoshin aka gotty + */ +public final class EtudeConstants { + + public static final String SERVICE_BUNDLE_FILE = "org.hedgecode.chess.service.LocalStrings"; + + public static final String PERSISTENCE_UNIT_NAME = "db-etude-persistence-unit"; + + private EtudeConstants() { + throw new AssertionError( + "No org.hedgecode.chess.EtudeConstants instances!" + ); + } + +} diff --git a/chesshog-db-etude/src/main/java/org/hedgecode/chess/service/EtudeUtils.java b/chesshog-db-etude/src/main/java/org/hedgecode/chess/EtudeUtils.java similarity index 98% rename from chesshog-db-etude/src/main/java/org/hedgecode/chess/service/EtudeUtils.java rename to chesshog-db-etude/src/main/java/org/hedgecode/chess/EtudeUtils.java index 0556cd1..268ca54 100644 --- a/chesshog-db-etude/src/main/java/org/hedgecode/chess/service/EtudeUtils.java +++ b/chesshog-db-etude/src/main/java/org/hedgecode/chess/EtudeUtils.java @@ -14,7 +14,7 @@ * limitations under the License. */ -package org.hedgecode.chess.service; +package org.hedgecode.chess; import java.math.BigInteger; import java.util.Arrays; @@ -165,7 +165,7 @@ public final class EtudeUtils { private EtudeUtils() { throw new AssertionError( - "No org.hedgecode.chess.service.EtudeUtils instances!" + "No org.hedgecode.chess.EtudeUtils instances!" ); } diff --git a/chesshog-db-etude/src/main/java/org/hedgecode/chess/environment/Environment.java b/chesshog-db-etude/src/main/java/org/hedgecode/chess/environment/Environment.java new file mode 100644 index 0000000..544b8b1 --- /dev/null +++ b/chesshog-db-etude/src/main/java/org/hedgecode/chess/environment/Environment.java @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2018. Developed by Hedgecode. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.hedgecode.chess.environment; + +import java.util.Locale; + +import javax.persistence.EntityManager; +import javax.persistence.EntityManagerFactory; + +import org.hedgecode.chess.persistence.PersistenceUtils; + +/** + * Environment execution context. + * + * @author Dmitry Samoshin aka gotty + */ +public final class Environment { + + private final Locale locale; + private final EntityManager entityManager; + + public Environment( + Locale locale, + EntityManager entityManager) { + this.locale = locale; + this.entityManager = entityManager; + } + + public Locale getLocale() { + return locale; + } + + public EntityManager getEntityManager() { + return entityManager; + } + + public static Environment init() { + EntityManagerFactory entityManagerFactory = PersistenceUtils.createEntityManagerFactory(); + EnvironmentSetter.setCurrentContext( + new Environment( + Locale.getDefault(), + entityManagerFactory.createEntityManager() + ) + ); + return Environment.currentContext(); + } + + static final ThreadLocal contextHolder = new ThreadLocal<>(); + + public static Environment currentContext() { + return contextHolder.get(); + } + +} diff --git a/chesshog-db-etude/src/main/java/org/hedgecode/chess/environment/EnvironmentSetter.java b/chesshog-db-etude/src/main/java/org/hedgecode/chess/environment/EnvironmentSetter.java new file mode 100644 index 0000000..f0648d7 --- /dev/null +++ b/chesshog-db-etude/src/main/java/org/hedgecode/chess/environment/EnvironmentSetter.java @@ -0,0 +1,34 @@ +/* + * Copyright (c) 2018. Developed by Hedgecode. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.hedgecode.chess.environment; + +/** + * Environment execution context setter. + * + * @author Dmitry Samoshin aka gotty + */ +public final class EnvironmentSetter { + + public static void setCurrentContext(Environment environment) { + Environment.contextHolder.set(environment); + } + + public static void resetCurrentContext() { + setCurrentContext(null); + } + +} diff --git a/chesshog-db-etude/src/main/java/org/hedgecode/chess/persistence/EnvPersistenceManager.java b/chesshog-db-etude/src/main/java/org/hedgecode/chess/persistence/EnvPersistenceManager.java new file mode 100644 index 0000000..2bc1814 --- /dev/null +++ b/chesshog-db-etude/src/main/java/org/hedgecode/chess/persistence/EnvPersistenceManager.java @@ -0,0 +1,34 @@ +/* + * Copyright (c) 2018. Developed by Hedgecode. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.hedgecode.chess.persistence; + +import javax.persistence.EntityManager; + +import org.hedgecode.chess.environment.Environment; + +/** + * Environment Persistence Manager. + * + * @author Dmitry Samoshin aka gotty + */ +public class EnvPersistenceManager implements PersistenceManager { + + public EntityManager getEntityManager() { + return Environment.currentContext().getEntityManager(); + } + +} diff --git a/chesshog-db-etude/src/main/java/org/hedgecode/chess/persistence/PersistenceManager.java b/chesshog-db-etude/src/main/java/org/hedgecode/chess/persistence/PersistenceManager.java new file mode 100644 index 0000000..63f6598 --- /dev/null +++ b/chesshog-db-etude/src/main/java/org/hedgecode/chess/persistence/PersistenceManager.java @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2018. Developed by Hedgecode. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.hedgecode.chess.persistence; + +import javax.persistence.EntityManager; + +/** + * Persistence Manager interface. + * + * @author Dmitry Samoshin aka gotty + */ +public interface PersistenceManager { + + EntityManager getEntityManager(); + +} diff --git a/chesshog-db-etude/src/main/java/org/hedgecode/chess/persistence/PersistenceUtils.java b/chesshog-db-etude/src/main/java/org/hedgecode/chess/persistence/PersistenceUtils.java new file mode 100644 index 0000000..5c49ea5 --- /dev/null +++ b/chesshog-db-etude/src/main/java/org/hedgecode/chess/persistence/PersistenceUtils.java @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2018. Developed by Hedgecode. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.hedgecode.chess.persistence; + +import javax.persistence.EntityManagerFactory; +import javax.persistence.Persistence; + +import org.hedgecode.chess.EtudeConstants; + +/** + * + * + * @author Dmitry Samoshin aka gotty + */ +public final class PersistenceUtils { + + public static EntityManagerFactory createEntityManagerFactory() { + return Persistence.createEntityManagerFactory( + EtudeConstants.PERSISTENCE_UNIT_NAME + ); + } + + private PersistenceUtils() { + throw new AssertionError( + "No org.hedgecode.chess.persistence.PersistenceUtils instances!" + ); + } + +} diff --git a/chesshog-db-etude/src/main/resources/META-INF/persistence.xml b/chesshog-db-etude/src/main/resources/META-INF/persistence.xml index 8d0db9d..08dabfa 100644 --- a/chesshog-db-etude/src/main/resources/META-INF/persistence.xml +++ b/chesshog-db-etude/src/main/resources/META-INF/persistence.xml @@ -24,6 +24,8 @@ org.hibernate.jpa.HibernatePersistenceProvider + org.hedgecode.chess.domain.EtudeType + org.hedgecode.chess.domain.Author org.hedgecode.chess.domain.Etude @@ -31,7 +33,7 @@ - +