| /* |
| * Copyright (c) 1998, 2020 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation from Oracle TopLink |
| // 05/16/2008-1.0M8 Guy Pelletier |
| // - 218084: Implement metadata merging functionality between mapping files |
| // 03/27/2009-2.0 Guy Pelletier |
| // - 241413: JPA 2.0 Add EclipseLink support for Map type attributes |
| // 04/27/2010-2.1 Guy Pelletier |
| // - 309856: MappedSuperclasses from XML are not being initialized properly |
| // 03/24/2011-2.3 Guy Pelletier |
| // - 337323: Multi-tenant with shared schema support (part 1) |
| // // 30/05/2012-2.4 Guy Pelletier |
| // - 354678: Temp classloader is still being used during metadata processing |
| package org.eclipse.persistence.internal.jpa.metadata.converters; |
| |
| import org.eclipse.persistence.exceptions.ValidationException; |
| |
| import org.eclipse.persistence.internal.jpa.metadata.MetadataLogger; |
| import org.eclipse.persistence.internal.jpa.metadata.accessors.MetadataAccessor; |
| import org.eclipse.persistence.internal.jpa.metadata.accessors.mappings.MappingAccessor; |
| |
| import org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataAccessibleObject; |
| import org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataAnnotation; |
| import org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataClass; |
| |
| import org.eclipse.persistence.internal.jpa.metadata.xml.XMLEntityMappings; |
| |
| import org.eclipse.persistence.mappings.DatabaseMapping; |
| import org.eclipse.persistence.mappings.converters.TypeConversionConverter; |
| |
| /** |
| * INTERNAL: |
| * Object to hold onto a type converter metadata. |
| * |
| * Key notes: |
| * - any metadata mapped from XML to this class must be compared in the |
| * equals method. |
| * - when loading from annotations, the constructor accepts the metadata |
| * accessor this metadata was loaded from. Used it to look up any |
| * 'companion' annotation needed for processing. |
| * - methods should be preserved in alphabetical order. |
| * |
| * @author Guy Pelletier |
| * @since TopLink 11g |
| */ |
| public class TypeConverterMetadata extends AbstractConverterMetadata { |
| private MetadataClass m_dataType; |
| private MetadataClass m_objectType; |
| private String m_dataTypeName; |
| private String m_objectTypeName; |
| |
| /** |
| * INTERNAL: |
| * Used for XML loading. |
| */ |
| public TypeConverterMetadata() { |
| super("<type-converter>"); |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for annotation loading. |
| */ |
| public TypeConverterMetadata(MetadataAnnotation typeConverter, MetadataAccessor accessor) { |
| super(typeConverter, accessor); |
| |
| m_dataType = getMetadataClass(typeConverter.getAttributeString("dataType")); |
| m_objectType = getMetadataClass(typeConverter.getAttributeString("objectType")); |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for XML loading. |
| */ |
| protected TypeConverterMetadata(String xmlElement) { |
| super(xmlElement); |
| } |
| |
| /** |
| * INTERNAL: |
| */ |
| @Override |
| public boolean equals(Object objectToCompare) { |
| if (super.equals(objectToCompare) && objectToCompare instanceof TypeConverterMetadata) { |
| TypeConverterMetadata typeConverter = (TypeConverterMetadata) objectToCompare; |
| |
| if (! valuesMatch(getName(), typeConverter.getName())) { |
| return false; |
| } |
| |
| if (! valuesMatch(m_dataTypeName, typeConverter.getDataTypeName())) { |
| return false; |
| } |
| |
| return valuesMatch(m_objectTypeName, typeConverter.getObjectTypeName()); |
| } |
| |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = super.hashCode(); |
| result = 31 * result + (m_dataTypeName != null ? m_dataTypeName.hashCode() : 0); |
| result = 31 * result + (m_objectTypeName != null ? m_objectTypeName.hashCode() : 0); |
| return result; |
| } |
| |
| /** |
| * INTERNAL: |
| */ |
| public MetadataClass getDataType() { |
| return m_dataType; |
| } |
| |
| /** |
| * INTERNAL: |
| */ |
| public MetadataClass getDataType(MappingAccessor accessor, MetadataClass referenceClass) { |
| if (m_dataType.isVoid()) { |
| if (referenceClass == null) { |
| throw ValidationException.noConverterDataTypeSpecified(accessor.getJavaClass(), accessor.getAttributeName(), getName()); |
| } else { |
| // Log the defaulting data type. |
| accessor.getLogger().logConfigMessage(MetadataLogger.CONVERTER_DATA_TYPE, accessor, getName(), referenceClass); |
| } |
| |
| return referenceClass; |
| } else { |
| return m_dataType; |
| } |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for OX mapping. |
| */ |
| public String getDataTypeName() { |
| return m_dataTypeName; |
| } |
| |
| /** |
| * INTERNAL: |
| */ |
| public MetadataClass getObjectType(MappingAccessor accessor, MetadataClass referenceClass) { |
| if (m_objectType.isVoid()) { |
| if (referenceClass == null) { |
| throw ValidationException.noConverterObjectTypeSpecified(accessor.getJavaClass(), accessor.getAttributeName(), getName()); |
| } else { |
| // Log the defaulting object type name. |
| accessor.getLogger().logConfigMessage(MetadataLogger.CONVERTER_OBJECT_TYPE, accessor, getName(), referenceClass); |
| } |
| |
| return referenceClass; |
| } else { |
| return m_objectType; |
| } |
| } |
| |
| /** |
| * INTERNAL: |
| */ |
| public MetadataClass getObjectType() { |
| return m_objectType; |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for OX mapping. |
| */ |
| public String getObjectTypeName() { |
| return m_objectTypeName; |
| } |
| |
| /** |
| * INTERNAL: |
| */ |
| @Override |
| public void initXMLObject(MetadataAccessibleObject accessibleObject, XMLEntityMappings entityMappings) { |
| super.initXMLObject(accessibleObject, entityMappings); |
| |
| m_dataType = initXMLClassName(m_dataTypeName); |
| m_objectType = initXMLClassName(m_objectTypeName); |
| } |
| |
| /** |
| * INTERNAL: |
| */ |
| @Override |
| public void process(DatabaseMapping mapping, MappingAccessor accessor, MetadataClass referenceClass, boolean isForMapKey) { |
| TypeConversionConverter converter = new TypeConversionConverter(mapping); |
| |
| // Process the data type and set the data class name. |
| converter.setDataClassName(getDataType(accessor, referenceClass).getName()); |
| |
| // Process the object type and set the object class name. |
| converter.setObjectClassName(getObjectType(accessor, referenceClass).getName()); |
| |
| // Set the converter on the mapping. |
| setConverter(mapping, converter, isForMapKey); |
| |
| // Set the field classification. |
| setFieldClassification(mapping, m_dataType, isForMapKey); |
| } |
| |
| /** |
| * INTERNAL: |
| */ |
| public void setDataType(MetadataClass dataType) { |
| m_dataType = dataType; |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for OX mapping. |
| */ |
| public void setDataTypeName(String dataTypeName) { |
| m_dataTypeName = dataTypeName; |
| } |
| |
| /** |
| * INTERNAL: |
| */ |
| public void setObjectType(MetadataClass objectType) { |
| m_objectType = objectType; |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for OX mapping. |
| */ |
| public void setObjectTypeName(String objectTypeName) { |
| m_objectTypeName = objectTypeName; |
| } |
| } |