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HHH-7049 - Add tests of org.hibernate.metamodel.internal.source stuff

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This commit is contained in:
Steve Ebersole 2012-02-10 08:25:33 -06:00
parent 26ecd26ac0
commit eae715584b
8 changed files with 164 additions and 13 deletions
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6
hibernate-core/src/main/java/org/hibernate/metamodel/internal/source/annotations/attribute/ColumnValuesSourceImpl.java
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@ -26,6 +26,7 @@
import org.hibernate.metamodel.spi.relational.Datatype;
import org.hibernate.metamodel.spi.relational.Size;
import org.hibernate.metamodel.spi.source.ColumnSource;
import org.hibernate.metamodel.spi.source.RelationalValueSource;
/**
* @author Steve Ebersole
@ -41,6 +42,11 @@ void setOverrideColumnValues(ColumnValues columnValues) {
this.columnValues = columnValues;
}
@Override
public Nature getNature() {
return Nature.COLUMN;
}
@Override
public String getName() {
return columnValues.getName();

8
hibernate-core/src/main/java/org/hibernate/metamodel/internal/source/annotations/attribute/DerivedValueSourceImpl.java
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@ -24,6 +24,7 @@
package org.hibernate.metamodel.internal.source.annotations.attribute;
import org.hibernate.metamodel.spi.source.DerivedValueSource;
import org.hibernate.metamodel.spi.source.RelationalValueSource;
/**
* @author Strong Liu
@ -35,7 +36,12 @@ public class DerivedValueSourceImpl implements DerivedValueSource {
this.formulaValue = formulaValue;
}
@Override
@Override
public Nature getNature() {
return Nature.DERIVED;
}
@Override
public String getExpression() {
return formulaValue.getExpression();
}

6
hibernate-core/src/main/java/org/hibernate/metamodel/internal/source/hbm/ColumnAttributeSourceImpl.java
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@ -26,6 +26,7 @@
import org.hibernate.metamodel.spi.relational.Datatype;
import org.hibernate.metamodel.spi.relational.Size;
import org.hibernate.metamodel.spi.source.ColumnSource;
import org.hibernate.metamodel.spi.source.RelationalValueSource;
/**
* Implementation of a {@link ColumnSource} when the column is declared as just the name via the column XML
@ -61,6 +62,11 @@ class ColumnAttributeSourceImpl implements ColumnSource {
this.isForceNotNull = isForceNotNull;
}
@Override
public Nature getNature() {
return Nature.COLUMN;
}
@Override
public boolean isIncludedInInsert() {
return includedInInsert;

7
hibernate-core/src/main/java/org/hibernate/metamodel/internal/source/hbm/ColumnSourceImpl.java
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@ -27,6 +27,7 @@
import org.hibernate.metamodel.spi.relational.Datatype;
import org.hibernate.metamodel.spi.relational.Size;
import org.hibernate.metamodel.spi.source.ColumnSource;
import org.hibernate.metamodel.spi.source.RelationalValueSource;
/**
* @author Steve Ebersole
@ -45,6 +46,7 @@ class ColumnSourceImpl implements ColumnSource {
boolean isIncludedInUpdate) {
this(tableName, columnElement, isIncludedInInsert, isIncludedInUpdate, false);
}
ColumnSourceImpl(
String tableName,
JaxbColumnElement columnElement,
@ -58,6 +60,11 @@ class ColumnSourceImpl implements ColumnSource {
includedInUpdate = isIncludedInUpdate;
}
@Override
public Nature getNature() {
return Nature.COLUMN;
}
@Override
public String getName() {
return columnElement.getName();

6
hibernate-core/src/main/java/org/hibernate/metamodel/internal/source/hbm/FormulaImpl.java
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@ -24,6 +24,7 @@
package org.hibernate.metamodel.internal.source.hbm;
import org.hibernate.metamodel.spi.source.DerivedValueSource;
import org.hibernate.metamodel.spi.source.RelationalValueSource;
/**
* @author Steve Ebersole
@ -37,6 +38,11 @@ class FormulaImpl implements DerivedValueSource {
this.expression = expression;
}
@Override
public Nature getNature() {
return Nature.DERIVED;
}
@Override
public String getExpression() {
return expression;

26
hibernate-core/src/main/java/org/hibernate/metamodel/internal/source/hbm/RootEntitySourceImpl.java
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@ -29,6 +29,7 @@
import org.hibernate.internal.jaxb.mapping.hbm.JaxbCacheElement;
import org.hibernate.internal.jaxb.mapping.hbm.JaxbHibernateMapping;
import org.hibernate.internal.util.StringHelper;
import org.hibernate.internal.util.Value;
import org.hibernate.metamodel.spi.binding.Caching;
import org.hibernate.metamodel.spi.binding.IdGenerator;
import org.hibernate.metamodel.spi.source.MappingException;
@ -150,16 +151,25 @@ public OptimisticLockStyle getOptimisticLockStyle() {
}
}
private Value<Caching> cachingHolder = new Value<Caching>(
new Value.DeferredInitializer<Caching>() {
@Override
public Caching initialize() {
final JaxbCacheElement cache = entityElement().getCache();
if ( cache == null ) {
return null;
}
final String region = cache.getRegion() != null ? cache.getRegion() : getEntityName();
final AccessType accessType = Enum.valueOf( AccessType.class, cache.getUsage() );
final boolean cacheLazyProps = !"non-lazy".equals( cache.getInclude() );
return new Caching( region, accessType, cacheLazyProps );
}
}
);
@Override
public Caching getCaching() {
final JaxbCacheElement cache = entityElement().getCache();
if ( cache == null ) {
return null;
}
final String region = cache.getRegion() != null ? cache.getRegion() : getEntityName();
final AccessType accessType = Enum.valueOf( AccessType.class, cache.getUsage() );
final boolean cacheLazyProps = !"non-lazy".equals( cache.getInclude() );
return new Caching( region, accessType, cacheLazyProps );
return cachingHolder.getValue();
}
@Override

22
hibernate-core/src/main/java/org/hibernate/metamodel/spi/source/RelationalValueSource.java
View File

@ -36,4 +36,26 @@ public interface RelationalValueSource {
* @return returns the name of the table that contains this value.
*/
public String getContainingTableName();
/**
* Retrieve the nature of this relational value. Is it a column? Or is it a derived value (formula)?
*
* @return The nature.
*/
public Nature getNature();
public static enum Nature {
COLUMN( ColumnSource.class ),
DERIVED( DerivedValueSource.class );
private final Class<? extends RelationalValueSource> specificContractClass;
private Nature(Class<? extends RelationalValueSource> specificContractClass) {
this.specificContractClass = specificContractClass;
}
public Class<? extends RelationalValueSource> getSpecificContractClass() {
return specificContractClass;
}
}
}

96
hibernate-core/src/test/java/org/hibernate/metamodel/internal/source/AssertSourcesTest.java
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@ -24,18 +24,25 @@
package org.hibernate.metamodel.internal.source;
import java.util.Iterator;
import java.util.List;
import org.hibernate.metamodel.Metadata;
import org.hibernate.EntityMode;
import org.hibernate.mapping.PropertyGeneration;
import org.hibernate.metamodel.MetadataSources;
import org.hibernate.metamodel.internal.MetadataBuilderImpl;
import org.hibernate.metamodel.internal.MetadataImpl;
import org.hibernate.metamodel.internal.source.annotations.AnnotationMetadataSourceProcessorImpl;
import org.hibernate.metamodel.internal.source.hbm.HbmMetadataSourceProcessorImpl;
import org.hibernate.metamodel.spi.MetadataSourceProcessor;
import org.hibernate.metamodel.spi.binding.InheritanceType;
import org.hibernate.metamodel.spi.source.ColumnSource;
import org.hibernate.metamodel.spi.source.EntityHierarchy;
import org.hibernate.metamodel.spi.source.MetadataImplementor;
import org.hibernate.metamodel.spi.source.IdentifierSource;
import org.hibernate.metamodel.spi.source.RelationalValueSource;
import org.hibernate.metamodel.spi.source.RootEntitySource;
import org.hibernate.metamodel.spi.source.SimpleIdentifierSource;
import org.hibernate.metamodel.spi.source.SingularAttributeNature;
import org.hibernate.metamodel.spi.source.SingularAttributeSource;
import org.hibernate.metamodel.spi.source.TableSource;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.service.ServiceRegistryBuilder;
@ -43,7 +50,10 @@
import org.hibernate.testing.junit4.BaseUnitTestCase;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
/**
@ -76,9 +86,87 @@ private void testUserEntitySources(MetadataSourceProcessor processor) {
EntityHierarchy hierarchy = hierarchies.next();
assertFalse( hierarchies.hasNext() );
assertTrue( hierarchy.getHierarchyInheritanceType() == InheritanceType.NO_INHERITANCE );
RootEntitySource entitySource = hierarchy.getRootEntitySource();
assertFalse( entitySource.subclassEntitySources().iterator().hasNext() );
// finish up with assertions on attributes, etc
assertEquals( User.class.getName(), entitySource.getClassName() );
assertEquals( User.class.getName(), entitySource.getEntityName() );
assertNull( User.class.getName(), entitySource.getJpaEntityName() );
assertEquals( EntityMode.POJO, entitySource.getEntityMode() );
assertNull( entitySource.getCaching() );
assertNull( entitySource.getDiscriminatorSource() );
assertNull( entitySource.getDiscriminatorMatchValue() );
assertTrue( entitySource.getJpaCallbackClasses() == null || entitySource.getJpaCallbackClasses().isEmpty() );
TableSource primaryTable = entitySource.getPrimaryTable();
// todo : should sources be responsible for figuring out logical names?
// these are the things that need to match in terms of lookup keys
assertNull( primaryTable.getLogicalName() );
assertNull( primaryTable.getExplicitCatalogName() );
assertNull( primaryTable.getExplicitSchemaName() );
assertNull( primaryTable.getExplicitTableName() );
assertFalse( entitySource.getSecondaryTables().iterator().hasNext() );
assertTrue(
entitySource.getSynchronizedTableNames() == null
|| entitySource.getSynchronizedTableNames().isEmpty()
);
IdentifierSource identifierSource = entitySource.getIdentifierSource();
assertNotNull( identifierSource );
assertEquals( IdentifierSource.Nature.SIMPLE, identifierSource.getNature() );
SimpleIdentifierSource simpleIdentifierSource = (SimpleIdentifierSource) identifierSource;
SingularAttributeSource identifierAttributeSource = simpleIdentifierSource.getIdentifierAttributeSource();
assertEquals( "id", identifierAttributeSource.getName() );
assertTrue( identifierAttributeSource.isSingular() );
assertFalse( identifierAttributeSource.isVirtualAttribute() );
// todo : see note about semantic interpretation below ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// todo : also, it's not really the attribute that is insertable/updatable; it is its individual values
assertTrue( identifierAttributeSource.isInsertable() );
assertFalse( identifierAttributeSource.isUpdatable() );
// todo : ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
assertFalse( identifierAttributeSource.isLazy() );
assertEquals( SingularAttributeNature.BASIC, identifierAttributeSource.getNature() );
assertEquals( PropertyGeneration.INSERT, identifierAttributeSource.getGeneration() );
assertNull( identifierAttributeSource.getPropertyAccessorName() );
// todo : here is an interesting question in terms of who is responsible for semantic interpretation
// really an attribute for identifier should never be included in updates
// and it should only be included in inserts only in certain cases
// and should never be nullable
// ^^ all because this is the PK. That is the semantic interpretation of those values based on that context.
//
// So do sources simply return explicit user values? Or do they consider such semantic analysis?
assertTrue( identifierAttributeSource.areValuesIncludedInInsertByDefault() );
assertTrue( identifierAttributeSource.areValuesIncludedInUpdateByDefault() );
assertFalse( identifierAttributeSource.areValuesNullableByDefault() );
// todo : return collections? or iterables?
// todo : empty collections? or null?
assertEquals( 0, identifierAttributeSource.relationalValueSources().size() );
// RelationalValueSource relationalValueSource = identifierAttributeSource.relationalValueSources().get( 0 );
// assertNull( relationalValueSource.getContainingTableName() );
// assertEquals( RelationalValueSource.Nature.COLUMN, relationalValueSource.getNature() );
// ColumnSource columnSource = (ColumnSource) relationalValueSource;
// assertNull( columnSource.getName() );
// assertNull( columnSource.getReadFragment() );
// assertNull( columnSource.getWriteFragment() );
// assertNull( columnSource.getDefaultValue() );
// assertNull( columnSource.getSqlType() );
// assertNull( columnSource.getCheckCondition() );
// assertNull( columnSource.getComment() );
// assertNull( columnSource.getDatatype() );
// assertNull( columnSource.getSize() );
// // todo : technically, pk has to be unique, but this another semantic case
// assertFalse( columnSource.isUnique() );
// // todo : see comments above
// assertFalse( columnSource.isIncludedInInsert() );
// assertFalse( columnSource.isIncludedInUpdate() );
// assertFalse( columnSource.isNullable() );
}
}