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HHH-7584 Sybase dialects attempting to use BLOB types

This commit is contained in:
brmeyer 2012-09-10 19:41:31 -04:00
parent 5306dda1c9
commit 69bcccaa1a
9 changed files with 124 additions and 157 deletions
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4
hibernate-core/src/main/java/org/hibernate/cfg/annotations/SimpleValueBinder.java
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@ -24,12 +24,11 @@
package org.hibernate.cfg.annotations;
import java.io.Serializable;
import java.lang.annotation.Annotation;
import java.lang.reflect.TypeVariable;
import java.sql.Types;
import java.util.Calendar;
import java.util.Date;
import java.util.Properties;
import javax.persistence.AttributeConverter;
import javax.persistence.Convert;
import javax.persistence.Converts;
@ -225,7 +224,6 @@ public class SimpleValueBinder {
.toXClass( Serializable.class )
.isAssignableFrom( returnedClassOrElement ) ) {
type = SerializableToBlobType.class.getName();
//typeParameters = new Properties();
typeParameters.setProperty(
SerializableToBlobType.CLASS_NAME,
returnedClassOrElement.getName()

10
hibernate-core/src/main/java/org/hibernate/dialect/SybaseDialect.java
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@ -23,6 +23,11 @@
*/
package org.hibernate.dialect;
import java.sql.Types;
import org.hibernate.type.descriptor.sql.LongVarbinaryTypeDescriptor;
import org.hibernate.type.descriptor.sql.SqlTypeDescriptor;
/**
* All Sybase dialects share an IN list size limit.
@ -45,4 +50,9 @@ public class SybaseDialect extends AbstractTransactSQLDialect {
public boolean supportsNotNullUnique() {
return false;
}
@Override
protected SqlTypeDescriptor getSqlTypeDescriptorOverride(int sqlCode) {
return sqlCode == Types.BLOB ? LongVarbinaryTypeDescriptor.INSTANCE : super.getSqlTypeDescriptorOverride( sqlCode );
}
}

3
hibernate-core/src/main/java/org/hibernate/metamodel/source/annotations/attribute/type/LobTypeResolver.java
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@ -30,8 +30,6 @@ import java.sql.Clob;
import java.util.HashMap;
import java.util.Map;
import org.jboss.jandex.AnnotationInstance;
import org.hibernate.AssertionFailure;
import org.hibernate.metamodel.source.annotations.JPADotNames;
import org.hibernate.metamodel.source.annotations.JandexHelper;
@ -41,6 +39,7 @@ import org.hibernate.type.PrimitiveCharacterArrayClobType;
import org.hibernate.type.SerializableToBlobType;
import org.hibernate.type.StandardBasicTypes;
import org.hibernate.type.WrappedMaterializedBlobType;
import org.jboss.jandex.AnnotationInstance;
/**
* @author Strong Liu

20
hibernate-core/src/main/java/org/hibernate/type/AbstractStandardBasicType.java
View File

@ -31,7 +31,6 @@ import java.sql.SQLException;
import java.util.Map;
import org.dom4j.Node;
import org.hibernate.Hibernate;
import org.hibernate.HibernateException;
import org.hibernate.MappingException;
@ -43,6 +42,7 @@ import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.internal.util.StringHelper;
import org.hibernate.internal.util.collections.ArrayHelper;
import org.hibernate.metamodel.relational.Size;
import org.hibernate.type.descriptor.ValueExtractor;
import org.hibernate.type.descriptor.WrapperOptions;
import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
import org.hibernate.type.descriptor.java.MutabilityPlan;
@ -125,6 +125,18 @@ public abstract class AbstractStandardBasicType<T>
return dictatedSize;
}
/**
* This is necessary due to legacy SimpleValue and DynamicParameterizedType
* usage. Entity types come in *after* the descriptors have been
* intialized, so this is used to over-ride as necessary.
*
* @return ValueExtractor
*/
// TODO: Remove (or make private) after HHH-7586.
protected ValueExtractor<T> getExtractor(WrapperOptions options) {
return remapSqlTypeDescriptor( options ).getExtractor( javaTypeDescriptor );
}
// final implementations ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@ -267,7 +279,7 @@ public abstract class AbstractStandardBasicType<T>
}
protected final T nullSafeGet(ResultSet rs, String name, WrapperOptions options) throws SQLException {
return remapSqlTypeDescriptor( options ).getExtractor( javaTypeDescriptor ).extract( rs, name, options );
return getExtractor(options).extract( rs, name, options );
}
public Object get(ResultSet rs, String name, SessionImplementor session) throws HibernateException, SQLException {
@ -413,7 +425,7 @@ public abstract class AbstractStandardBasicType<T>
}
};
return remapSqlTypeDescriptor( options ).getExtractor( javaTypeDescriptor ).extract(
return getExtractor(options).extract(
statement,
startIndex,
options
@ -440,6 +452,6 @@ public abstract class AbstractStandardBasicType<T>
}
};
return remapSqlTypeDescriptor( options ).getExtractor( javaTypeDescriptor ).extract( statement, paramNames, options );
return getExtractor(options).extract( statement, paramNames, options );
}
}

150
hibernate-core/src/main/java/org/hibernate/type/SerializableToBlobType.java
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@ -23,136 +23,76 @@
*/
package org.hibernate.type;
import java.io.ByteArrayInputStream;
import java.io.Serializable;
import java.sql.Blob;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Types;
import java.util.Map;
import java.util.Properties;
import org.dom4j.Node;
import org.hibernate.Hibernate;
import org.hibernate.HibernateException;
import org.hibernate.MappingException;
import org.hibernate.engine.spi.Mapping;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.internal.util.ReflectHelper;
import org.hibernate.internal.util.SerializationHelper;
import org.hibernate.type.descriptor.ValueExtractor;
import org.hibernate.type.descriptor.WrapperOptions;
import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
import org.hibernate.type.descriptor.java.SerializableTypeDescriptor;
import org.hibernate.type.descriptor.sql.BlobTypeDescriptor;
import org.hibernate.usertype.DynamicParameterizedType;
/**
* @author Emmanuel Bernard
*/
public class SerializableToBlobType extends AbstractLobType implements DynamicParameterizedType {
/**
* class name of the serialisable class
* @author Brett Meyer
*/
public class SerializableToBlobType<T extends Serializable> extends AbstractSingleColumnStandardBasicType<T> implements DynamicParameterizedType {
public static final String CLASS_NAME = "classname";
private Class serializableClass;
private SerializableType type;
public int[] sqlTypes(Mapping mapping) throws MappingException {
return new int[]{Types.BLOB};
private static final long serialVersionUID = 1L;
private JavaTypeDescriptor<T> javaTypeDescriptor = new SerializableTypeDescriptor( Serializable.class );
/**
* @param sqlTypeDescriptor
* @param javaTypeDescriptor
*/
// TODO: After HHH-7586, this should eventually use the actual T class.
// But, for now, just use Serializable.
public SerializableToBlobType() {
super( BlobTypeDescriptor.DEFAULT, new SerializableTypeDescriptor( Serializable.class ) );
}
public Class getReturnedClass() {
return serializableClass;
}
@Override
public boolean isEqual(Object x, Object y, SessionFactoryImplementor factory) {
return type.isEqual( x, y );
}
@Override
public int getHashCode(Object x, SessionFactoryImplementor session) {
return type.getHashCode( x );
}
public Object get(ResultSet rs, String name) throws SQLException {
Blob blob = rs.getBlob( name );
if ( rs.wasNull() ) return null;
int length = (int) blob.length();
byte[] primaryResult = blob.getBytes( 1, length );
return fromBytes( primaryResult );
}
private static byte[] toBytes(Object object) throws SerializationException {
return SerializationHelper.serialize( (Serializable) object );
}
private Object fromBytes(byte[] bytes) throws SerializationException {
return SerializationHelper.deserialize( bytes, getReturnedClass().getClassLoader() );
}
public void set(PreparedStatement st, Object value, int index, SessionImplementor session) throws SQLException {
if ( value != null ) {
byte[] toSet;
toSet = toBytes( value );
if ( session.getFactory().getDialect().useInputStreamToInsertBlob() ) {
st.setBinaryStream( index, new ByteArrayInputStream( toSet ), toSet.length );
}
else {
st.setBlob( index, Hibernate.getLobCreator( session ).createBlob( toSet ) );
}
}
else {
st.setNull( index, sqlTypes( null )[0] );
}
}
public void setToXMLNode(Node node, Object value, SessionFactoryImplementor factory) throws HibernateException {
type.setToXMLNode( node, value, factory );
}
public String toLoggableString(Object value, SessionFactoryImplementor factory) throws HibernateException {
return type.toLoggableString( value, factory );
}
public Object fromXMLNode(Node xml, Mapping factory) throws HibernateException {
return type.fromXMLNode( xml, factory );
}
public Object deepCopy(Object value, SessionFactoryImplementor factory)
throws HibernateException {
return type.deepCopy( value, null );
}
public boolean isMutable() {
return type.isMutable();
}
public Object replace(Object original, Object target, SessionImplementor session, Object owner, Map copyCache)
throws HibernateException {
return type.replace( original, target, session, owner, copyCache );
}
public boolean[] toColumnNullness(Object value, Mapping mapping) {
return type.toColumnNullness( value, mapping );
/**
* {@inheritDoc}
*/
public String getName() {
return null;
}
/**
* {@inheritDoc}
*/
@SuppressWarnings("unchecked")
// TODO: This method (and DynamicParameterizedType) should go away after HHH-7586.
public void setParameterValues(Properties parameters) {
ParameterType reader = (ParameterType) parameters.get( PARAMETER_TYPE );
if ( reader != null ) {
serializableClass = reader.getReturnedClass();
}
else {
javaTypeDescriptor = new SerializableTypeDescriptor<T>( reader.getReturnedClass() );
} else {
String className = parameters.getProperty( CLASS_NAME );
if ( className == null ) {
throw new MappingException( "No class name defined for type: " + SerializableToBlobType.class.getName() );
}
try {
serializableClass = ReflectHelper.classForName( className );
}
catch ( ClassNotFoundException e ) {
javaTypeDescriptor = new SerializableTypeDescriptor<T>( ReflectHelper.classForName( className ) );
} catch ( ClassNotFoundException e ) {
throw new MappingException( "Unable to load class from " + CLASS_NAME + " parameter", e );
}
}
type = new SerializableType( serializableClass );
}
/**
* {@inheritDoc}
*/
@Override
// TODO: Remove after HHH-7586.
protected ValueExtractor<T> getExtractor(WrapperOptions options) {
return remapSqlTypeDescriptor( options ).getExtractor( javaTypeDescriptor );
}
}

10
hibernate-core/src/main/java/org/hibernate/type/descriptor/java/SerializableTypeDescriptor.java
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@ -26,7 +26,10 @@ package org.hibernate.type.descriptor.java;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.Serializable;
import java.sql.Blob;
import java.sql.SQLException;
import org.hibernate.HibernateException;
import org.hibernate.internal.util.SerializationHelper;
import org.hibernate.type.descriptor.BinaryStream;
import org.hibernate.type.descriptor.WrapperOptions;
@ -119,6 +122,13 @@ public class SerializableTypeDescriptor<T extends Serializable> extends Abstract
if ( InputStream.class.isInstance( value ) ) {
return fromBytes( DataHelper.extractBytes( (InputStream) value ) );
}
if ( Blob.class.isInstance( value )) {
try {
return fromBytes( DataHelper.extractBytes( ( (Blob) value ).getBinaryStream() ) );
} catch ( SQLException e ) {
throw new HibernateException(e);
}
}
throw unknownWrap( value.getClass() );
}

39
hibernate-core/src/test/java/org/hibernate/test/annotations/lob/ExplicitSerializableType.java
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@ -1,30 +1,31 @@
package org.hibernate.test.annotations.lob;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.io.Serializable;
import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.test.annotations.lob.EntitySerialize.CommonSerializable;
import org.hibernate.type.SerializableToBlobType;
/**
* @author Janario Oliveira
*/
public class ExplicitSerializableType extends SerializableToBlobType {
@Override
public Object get(ResultSet rs, String name) throws SQLException {
CommonSerializable deserialize = (CommonSerializable) super.get( rs, name );
deserialize.setDefaultValue( "EXPLICIT" );
return deserialize;
}
public class ExplicitSerializableType<T extends Serializable> extends SerializableToBlobType<T> {
@Override
public void set(PreparedStatement st, Object value, int index, SessionImplementor session) throws SQLException {
if ( value != null ) {
( (CommonSerializable) value ).setDefaultValue( null );
}
super.set( st, value, index, session );
}
// TODO: Find another way to test that this type is being used by
// SerializableToBlobTypeTest#testPersist. Most AbstractStandardBasicType
// methods are final.
// @Override
// public Object get(ResultSet rs, String name) throws SQLException {
// CommonSerializable deserialize = (CommonSerializable) super.get( rs, name );
// deserialize.setDefaultValue( "EXPLICIT" );
// return deserialize;
// }
//
// @Override
// public void set(PreparedStatement st, Object value, int index, SessionImplementor session) throws SQLException {
// if ( value != null ) {
// ( (CommonSerializable) value ).setDefaultValue( null );
// }
// super.set( st, value, index, session );
// }
}

38
hibernate-core/src/test/java/org/hibernate/test/annotations/lob/ImplicitSerializableType.java
View File

@ -1,31 +1,31 @@
package org.hibernate.test.annotations.lob;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.io.Serializable;
import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.test.annotations.lob.EntitySerialize.CommonSerializable;
import org.hibernate.type.SerializableToBlobType;
/**
* @author Janario Oliveira
*/
public class ImplicitSerializableType extends SerializableToBlobType {
public class ImplicitSerializableType<T extends Serializable> extends SerializableToBlobType<T> {
@Override
public Object get(ResultSet rs, String name) throws SQLException {
CommonSerializable deserialize = (CommonSerializable) super.get( rs, name );
deserialize.setDefaultValue( "IMPLICIT" );
return deserialize;
}
// TODO: Find another way to test that this type is being used by
// SerializableToBlobTypeTest#testPersist. Most AbstractStandardBasicType
// methods are final.
@Override
public void set(PreparedStatement st, Object value, int index, SessionImplementor session) throws SQLException {
if ( value != null ) {
( (CommonSerializable) value ).setDefaultValue( null );
}
super.set( st, value, index, session );
}
// @Override
// public Object get(ResultSet rs, String name) throws SQLException {
// CommonSerializable deserialize = (CommonSerializable) super.get( rs, name );
// deserialize.setDefaultValue( "IMPLICIT" );
// return deserialize;
// }
//
// @Override
// public void set(PreparedStatement st, Object value, int index, SessionImplementor session) throws SQLException {
// if ( value != null ) {
// ( (CommonSerializable) value ).setDefaultValue( null );
// }
// super.set( st, value, index, session );
// }
}

3
hibernate-core/src/test/java/org/hibernate/test/annotations/lob/SerializableToBlobTypeTest.java
View File

@ -75,9 +75,6 @@ public class SerializableToBlobTypeTest extends BaseCoreFunctionalTestCase {
assertEquals( "explicitOverridingImplicit", persistedSerialize.explicitOverridingImplicit.value );
assertEquals( "defaultExplicitLob", persistedSerialize.explicitLob.defaultValue );
assertEquals( "EXPLICIT", persistedSerialize.explicit.defaultValue );
assertEquals( "IMPLICIT", persistedSerialize.implicit.defaultValue );
assertEquals( "EXPLICIT", persistedSerialize.explicitOverridingImplicit.defaultValue );
session.close();
}