[jboss-jira] [JBoss JIRA] (HIBERNATE-174) NullPointerException at org.hibernate.boot.archive.scan.spi.ClassFileArchiveEntryHandler.toClassDescriptor - Hibernate 6.0.0.Alpha4

[ https://issues.redhat.com/browse/HIBERNATE-174?page=com.atlassian.jira.pl... ] Victor Williams Stafusa da Silva updated HIBERNATE-174: ------------------------------------------------------- Description: This code works fine in Hibernate 5.4.13.Final, but gives a NullPointerException at Hibernate 6.0.0.Alpha4: Test file: {code:title=Hbug.java|borderStyle=solid} package com.example; import java.util.HashMap; import java.util.Map; import java.util.Optional; import java.util.Set; import javax.persistence.spi.PersistenceProvider; import org.hibernate.SessionFactory; import org.hibernate.jpa.HibernatePersistenceProvider; /** * @author Victor Williams Stafusa da Silva */ public class Hbug { public static void main(String[] args) throws Exception { Map<String, String> props = new HashMap<>(); props.put("javax.persistence.jdbc.user", "sa"); props.put("javax.persistence.jdbc.password", ""); props.put("javax.persistence.jdbc.url", "jdbc:hsqldb:mem:test1"); props.put("hibernate.hbm2ddl.import_files_sql_extractor", "org.hibernate.tool.hbm2ddl.MultipleLinesSqlCommandExtractor"); props.put("javax.persistence.schema-generation.database.action", "drop-and-create"); PersistenceProvider pp = new HibernatePersistenceProvider(); var spui = new SimplePersistenceUnitInfo( Optional.empty(), HibernatePersistenceProvider.class, "test-1", Set.of(Fruit.class), props); var emf = pp.createContainerEntityManagerFactory(spui, props); if (!(emf instanceof SessionFactory)) throw new Exception("Bad EMF"); } } {code} Utilitary class used by the above one: {code:title=SimplePersistenceUnitInfo.java|borderStyle=solid} package com.example; import java.io.IOException; import java.io.UncheckedIOException; import java.net.URL; import java.util.Collection; import java.util.Collections; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.Optional; import java.util.Properties; import java.util.stream.Collectors; import javax.persistence.SharedCacheMode; import javax.persistence.ValidationMode; import javax.persistence.spi.ClassTransformer; import javax.persistence.spi.PersistenceProvider; import javax.persistence.spi.PersistenceUnitInfo; import javax.persistence.spi.PersistenceUnitTransactionType; import javax.sql.DataSource; /** * @author Victor Williams Stafusa da Silva */ public final class SimplePersistenceUnitInfo implements PersistenceUnitInfo { private final Optional<URL> url; private final Class<? extends PersistenceProvider> providerClass; private final String persistenceUnitName; private final List<String> classes; private final Map<String, String> properties; public SimplePersistenceUnitInfo( /*@NonNull*/ Optional<URL> url, /*@NonNull*/ Class<? extends PersistenceProvider> providerClass, /*@NonNull*/ String persistenceUnitName, /*@NonNull*/ Collection<Class<?>> classes, /*@NonNull*/ Map<String, String> properties) { this.url = url; this.providerClass = providerClass; this.persistenceUnitName = persistenceUnitName; this.classes = classes.stream().map(Class::getName).collect(Collectors.toList()); this.properties = new HashMap<>(); this.properties.putAll(properties); } @Override public String getPersistenceUnitName() { return persistenceUnitName; } @Override public String getPersistenceProviderClassName() { return providerClass.getName(); } @Override public PersistenceUnitTransactionType getTransactionType() { return PersistenceUnitTransactionType.RESOURCE_LOCAL; } @Override //@Nullable public DataSource getJtaDataSource() { return null; } @Override //@Nullable public DataSource getNonJtaDataSource() { return null; } @Override public List<String> getMappingFileNames() { return Collections.emptyList(); } @Override public List<URL> getJarFileUrls() { try { return Collections.list(this.getClass().getClassLoader().getResources("")); } catch (IOException e) { throw new UncheckedIOException(e); } } //@Nullable @Override public URL getPersistenceUnitRootUrl() { return url.orElse(null); } @Override public List<String> getManagedClassNames() { return Collections.unmodifiableList(classes); } @Override public boolean excludeUnlistedClasses() { return false; } @Override public SharedCacheMode getSharedCacheMode() { return SharedCacheMode.UNSPECIFIED; } @Override public ValidationMode getValidationMode() { return ValidationMode.AUTO; } @Override public Properties getProperties() { Properties p = new Properties(); p.putAll(properties); return p; } @Override public String getPersistenceXMLSchemaVersion() { return "2.2"; } @Override //@Nullable public ClassLoader getClassLoader() { return Thread.currentThread().getContextClassLoader(); } @Override public void addTransformer(ClassTransformer transformer) { } @Override //@Nullable public ClassLoader getNewTempClassLoader() { return null; } } {code} Sample entity class: {code:title=Fruit.java|borderStyle=solid} package com.example; import java.io.Serializable; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.persistence.Table; /** * @author Victor Williams Stafusa da Silva */ @Entity @Table(name = "fruits") public class Fruit implements Serializable { private static final long serialVersionUID = 1L; @Id @GeneratedValue(strategy = GenerationType.IDENTITY) private Integer id; private String name; private String color; public Fruit() {} public Fruit(String name, String color) { this.name = name; this.color = color; } public String getName() { return name; } public String getColor() { return color; } } {code} Gradle script to build that: {code:title=build.gradle|borderStyle=solid} apply plugin: 'java' apply plugin: 'application' group = 'com.example' mainClassName = 'com.example.Hbug' repositories { jcenter() } dependencies { implementation 'org.hsqldb:hsqldb:2.5.0' //implementation 'org.hibernate:hibernate-core:5.4.13.Final' implementation 'org.hibernate.orm:hibernate-core:6.0.0.Alpha4' } {code} was: This code works fine in Hibernate 5.4.13.Final, but gives a NullPointerException at Hibernate 6.0.0.Alpha4: Test file: {code:title=Hbug.java|borderStyle=solid} package com.example; import java.net.URL; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.Map; import java.util.Optional; import java.util.Set; import org.apache.openjpa.persistence.OpenJPAEntityManagerFactory; import org.apache.openjpa.persistence.PersistenceProviderImpl; import org.eclipse.persistence.jpa.JpaEntityManagerFactory; import org.hibernate.SessionFactory; import org.hibernate.jpa.HibernatePersistenceProvider; /** * @author Victor Williams Stafusa da Silva */ public class Hbug { public static void main(String[] args) { List.<TestSomething>of(Hbug::testHibernate, Hbug::testEclipselink, Hbug::testOpenJpa) .forEach(TestSomething::outer); } private interface TestSomething { public void inner() throws Exception; public default void outer() { try { inner(); System.out.println("Ok"); } catch (Exception e) { e.printStackTrace(); } } } private static void testHibernate() throws Exception { Map<String, String> props = new HashMap<>(); props.put("javax.persistence.jdbc.user", "sa"); props.put("javax.persistence.jdbc.password", ""); props.put("javax.persistence.jdbc.url", "jdbc:hsqldb:mem:test1"); props.put("hibernate.hbm2ddl.import_files_sql_extractor", "org.hibernate.tool.hbm2ddl.MultipleLinesSqlCommandExtractor"); props.put("javax.persistence.schema-generation.database.action", "drop-and-create"); Set<Class<?>> entities = new HashSet<>(); entities.add(Fruit.class); String pu = "test-1"; javax.persistence.spi.PersistenceProvider pp = new HibernatePersistenceProvider(); var spui = new SimplePersistenceUnitInfo(Optional.empty(), HibernatePersistenceProvider.class, pu, entities, props); var emf = pp.createContainerEntityManagerFactory(spui, props); if (!(emf instanceof SessionFactory)) throw new Exception("Bad EMF"); } private static void testEclipselink() throws Exception { Map<String, String> props = new HashMap<>(); props.put("javax.persistence.jdbc.user", "sa"); props.put("javax.persistence.jdbc.password", ""); props.put("javax.persistence.jdbc.url", "jdbc:hsqldb:mem:test1"); props.put("javax.persistence.schema-generation.database.action", "drop-and-create"); Set<Class<?>> entities = new HashSet<>(); entities.add(Fruit.class); String pu = "test-1"; javax.persistence.spi.PersistenceProvider pp = new org.eclipse.persistence.jpa.PersistenceProvider(); var spui = new SimplePersistenceUnitInfo(Optional.of(new URL("http://0.0.0.0/")), pp.getClass(), pu, entities, props); var emf = pp.createContainerEntityManagerFactory(spui, props); if (!(emf instanceof JpaEntityManagerFactory)) throw new Exception("Bad EMF"); } private static void testOpenJpa() throws Exception { Map<String, String> props = new HashMap<>(); props.put("javax.persistence.jdbc.user", "sa"); props.put("javax.persistence.jdbc.password", ""); props.put("javax.persistence.jdbc.url", "jdbc:hsqldb:mem:test1"); props.put("javax.persistence.jdbc.driver", "org.hsqldb.jdbc.JDBCDriver"); props.put("javax.persistence.schema-generation.database.action", "drop-and-create"); props.put("openjpa.DynamicEnhancementAgent", "true"); props.put("openjpa.RuntimeUnenhancedClasses", "supported"); Set<Class<?>> entities = new HashSet<>(); entities.add(Fruit.class); String pu = "test-1"; javax.persistence.spi.PersistenceProvider pp = new PersistenceProviderImpl(); var spui = new SimplePersistenceUnitInfo(Optional.empty(), pp.getClass(), pu, entities, props); var emf = pp.createContainerEntityManagerFactory(spui, props); if (!(emf instanceof OpenJPAEntityManagerFactory)) throw new Exception("Bad EMF"); } } {code} Utilitary class used by the above one: {code:title=SimplePersistenceUnitInfo.java|borderStyle=solid} package com.example; import java.io.IOException; import java.io.UncheckedIOException; import java.net.URL; import java.util.Collection; import java.util.Collections; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.Optional; import java.util.Properties; import java.util.stream.Collectors; import javax.persistence.SharedCacheMode; import javax.persistence.ValidationMode; import javax.persistence.spi.ClassTransformer; import javax.persistence.spi.PersistenceProvider; import javax.persistence.spi.PersistenceUnitInfo; import javax.persistence.spi.PersistenceUnitTransactionType; import javax.sql.DataSource; /** * @author Victor Williams Stafusa da Silva */ public final class SimplePersistenceUnitInfo implements PersistenceUnitInfo { private final Optional<URL> url; private final Class<? extends PersistenceProvider> providerClass; private final String persistenceUnitName; private final List<String> classes; private final Map<String, String> properties; public SimplePersistenceUnitInfo( /*@NonNull*/ Optional<URL> url, /*@NonNull*/ Class<? extends PersistenceProvider> providerClass, /*@NonNull*/ String persistenceUnitName, /*@NonNull*/ Collection<Class<?>> classes, /*@NonNull*/ Map<String, String> properties) { this.url = url; this.providerClass = providerClass; this.persistenceUnitName = persistenceUnitName; this.classes = classes.stream().map(Class::getName).collect(Collectors.toList()); this.properties = new HashMap<>(); this.properties.putAll(properties); } @Override public String getPersistenceUnitName() { return persistenceUnitName; } @Override public String getPersistenceProviderClassName() { return providerClass.getName(); } @Override public PersistenceUnitTransactionType getTransactionType() { return PersistenceUnitTransactionType.RESOURCE_LOCAL; } @Override //@Nullable public DataSource getJtaDataSource() { return null; } @Override //@Nullable public DataSource getNonJtaDataSource() { return null; } @Override public List<String> getMappingFileNames() { return Collections.emptyList(); } @Override public List<URL> getJarFileUrls() { try { return Collections.list(this.getClass().getClassLoader().getResources("")); } catch (IOException e) { throw new UncheckedIOException(e); } } //@Nullable @Override public URL getPersistenceUnitRootUrl() { return url.orElse(null); } @Override public List<String> getManagedClassNames() { return Collections.unmodifiableList(classes); } @Override public boolean excludeUnlistedClasses() { return false; } @Override public SharedCacheMode getSharedCacheMode() { return SharedCacheMode.UNSPECIFIED; } @Override public ValidationMode getValidationMode() { return ValidationMode.AUTO; } @Override public Properties getProperties() { Properties p = new Properties(); p.putAll(properties); return p; } @Override public String getPersistenceXMLSchemaVersion() { return "2.2"; } @Override //@Nullable public ClassLoader getClassLoader() { return Thread.currentThread().getContextClassLoader(); } @Override public void addTransformer(ClassTransformer transformer) { } @Override //@Nullable public ClassLoader getNewTempClassLoader() { return null; } } {code} Sample entity class: {code:title=Fruit.java|borderStyle=solid} package com.example; import java.io.Serializable; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.persistence.Table; /** * @author Victor Williams Stafusa da Silva */ @Entity @Table(name = "fruits") public class Fruit implements Serializable { private static final long serialVersionUID = 1L; @Id @GeneratedValue(strategy = GenerationType.IDENTITY) private Integer id; private String name; private String color; public Fruit() {} public Fruit(String name, String color) { this.name = name; this.color = color; } public String getName() { return name; } public String getColor() { return color; } } {code} Gradle script to build that: {code:title=build.gradle|borderStyle=solid} apply plugin: 'java' apply plugin: 'application' group = 'com.example' mainClassName = 'com.example.Hbug' repositories { jcenter() } dependencies { implementation 'org.hsqldb:hsqldb:2.5.0' //implementation 'org.hibernate:hibernate-core:5.4.13.Final' implementation 'org.hibernate.orm:hibernate-core:6.0.0.Alpha4' } {code} -- This message was sent by Atlassian Jira (v7.13.8#713008)