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/*******************************************************************************
* Copyright (c) 2009, 2013 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0, which accompanies this distribution
* and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Contributors:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.jpa.core.internal.context.orm;
import java.util.ArrayList;
import org.eclipse.core.runtime.content.IContentType;
import org.eclipse.jpt.common.core.JptResourceType;
import org.eclipse.jpt.common.core.internal.utility.PlatformTools;
import org.eclipse.jpt.common.utility.internal.ObjectTools;
import org.eclipse.jpt.common.utility.internal.collection.CollectionTools;
import org.eclipse.jpt.jpa.core.context.orm.OrmAttributeMappingDefinition;
import org.eclipse.jpt.jpa.core.context.orm.OrmManagedTypeDefinition;
import org.eclipse.jpt.jpa.core.context.orm.OrmTypeMappingDefinition;
import org.eclipse.jpt.jpa.core.context.orm.OrmXmlContextNodeFactory;
import org.eclipse.jpt.jpa.core.context.orm.OrmXmlDefinition;
import org.eclipse.jpt.jpa.core.context.orm.UnsupportedOrmAttributeMappingDefinition;
import org.eclipse.jpt.jpa.core.resource.orm.XmlManagedType;
/**
* All the state in the definition should be "static"
* (i.e. unchanging once it is initialized).
*/
public abstract class AbstractOrmXmlDefinition
implements OrmXmlDefinition
{
protected final OrmXmlContextNodeFactory factory;
protected ArrayList<OrmManagedTypeDefinition> managedTypeDefinitions;
protected ArrayList<OrmTypeMappingDefinition> typeMappingDefinitions;
protected ArrayList<OrmAttributeMappingDefinition> attributeMappingDefinitions;
/**
* zero-argument constructor
*/
protected AbstractOrmXmlDefinition() {
super();
this.factory = this.buildContextNodeFactory();
}
// ********** factory **********
protected abstract OrmXmlContextNodeFactory buildContextNodeFactory();
public OrmXmlContextNodeFactory getContextNodeFactory() {
return this.factory;
}
// ********** managed type definitions **********
public OrmManagedTypeDefinition getManagedTypeDefinition(Class<? extends XmlManagedType> resourceType) {
for (OrmManagedTypeDefinition definition : this.getManagedTypeDefinitions()) {
if (definition.getResourceType() == resourceType) {
return definition;
}
}
throw new IllegalArgumentException("Illegal managed type resource type: " + resourceType); //$NON-NLS-1$
}
/**
* Return a list of mapping definitions to use for types in
* <code>orm.xml</code> mapping files.
* The order is unimportant.
*/
protected synchronized ArrayList<OrmManagedTypeDefinition> getManagedTypeDefinitions() {
if (this.managedTypeDefinitions == null) {
this.managedTypeDefinitions = this.buildManagedTypeDefinitions();
}
return this.managedTypeDefinitions;
}
protected ArrayList<OrmManagedTypeDefinition> buildManagedTypeDefinitions() {
ArrayList<OrmManagedTypeDefinition> definitions = new ArrayList<OrmManagedTypeDefinition>();
this.addManagedTypeDefinitionsTo(definitions);
return definitions;
}
protected void addManagedTypeDefinitionsTo(ArrayList<OrmManagedTypeDefinition> definitions) {
CollectionTools.addAll(definitions, MANAGED_TYPE_DEFINITIONS);
}
/**
* Order should not matter here; but we'll use the same order as for Java.
* @see org.eclipse.jpt.jpa.core.internal.GenericJpaPlatformProvider
*/
protected static final OrmManagedTypeDefinition[] MANAGED_TYPE_DEFINITIONS = new OrmManagedTypeDefinition[] {
OrmPersistentTypeDefinition.instance(),
};
// ********** type mapping definitions **********
public OrmTypeMappingDefinition getTypeMappingDefinition(String mappingKey) {
for (OrmTypeMappingDefinition definition : this.getTypeMappingDefinitions()) {
if (ObjectTools.equals(definition.getKey(), mappingKey)) {
return definition;
}
}
throw new IllegalArgumentException("Illegal type mapping key: " + mappingKey); //$NON-NLS-1$
}
/**
* Return a list of mapping definitions to use for types in
* <code>orm.xml</code> mapping files.
* The order is unimportant.
*/
protected synchronized ArrayList<OrmTypeMappingDefinition> getTypeMappingDefinitions() {
if (this.typeMappingDefinitions == null) {
this.typeMappingDefinitions = this.buildTypeMappingDefinitions();
}
return this.typeMappingDefinitions;
}
protected ArrayList<OrmTypeMappingDefinition> buildTypeMappingDefinitions() {
ArrayList<OrmTypeMappingDefinition> definitions = new ArrayList<OrmTypeMappingDefinition>();
this.addTypeMappingDefinitionsTo(definitions);
return definitions;
}
protected void addTypeMappingDefinitionsTo(ArrayList<OrmTypeMappingDefinition> definitions) {
CollectionTools.addAll(definitions, TYPE_MAPPING_DEFINITIONS);
}
/**
* Order should not matter here; but we'll use the same order as for Java.
* @see org.eclipse.jpt.jpa.core.internal.GenericJpaPlatformProvider
*/
protected static final OrmTypeMappingDefinition[] TYPE_MAPPING_DEFINITIONS = new OrmTypeMappingDefinition[] {
OrmEntityDefinition.instance(),
OrmEmbeddableDefinition.instance(),
OrmMappedSuperclassDefinition.instance()
};
// ********** attribute mapping definitions **********
public OrmAttributeMappingDefinition getAttributeMappingDefinition(String mappingKey) {
for (OrmAttributeMappingDefinition definition : this.getAttributeMappingDefinitions()) {
if (ObjectTools.equals(definition.getKey(), mappingKey)) {
return definition;
}
}
return UnsupportedOrmAttributeMappingDefinition.instance();
}
/**
* Return a list of mapping definitions to use for attributes in
* <code>orm.xml</code> mapping files.
* The order is unimportant.
*/
protected synchronized ArrayList<OrmAttributeMappingDefinition> getAttributeMappingDefinitions() {
if (this.attributeMappingDefinitions == null) {
this.attributeMappingDefinitions = this.buildAttributeMappingDefinitions();
}
return this.attributeMappingDefinitions;
}
protected ArrayList<OrmAttributeMappingDefinition> buildAttributeMappingDefinitions() {
ArrayList<OrmAttributeMappingDefinition> definitions = new ArrayList<OrmAttributeMappingDefinition>();
this.addAttributeMappingDefinitionsTo(definitions);
return definitions;
}
protected abstract void addAttributeMappingDefinitionsTo(ArrayList<OrmAttributeMappingDefinition> definitions);
// ********** misc **********
protected JptResourceType getResourceType(IContentType contentType, String version) {
return PlatformTools.getResourceType(contentType, version);
}
@Override
public String toString() {
return this.getClass().getSimpleName();
}
}
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