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/*******************************************************************************
* Copyright (c) 2006, 2010 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.core.context;
import java.util.Iterator;
import org.eclipse.jpt.core.context.java.JavaPersistentType;
import org.eclipse.jpt.db.Schema;
/**
* Provisional API: This interface is part of an interim API that is still under
* development and expected to change significantly before reaching stability.
* It is available at this early stage to solicit feedback from pioneering
* adopters on the understanding that any code that uses this API will almost
* certainly be broken (repeatedly) as the API evolves.
*
* @version 3.0
* @since 2.0
*/
public interface TypeMapping
extends JpaContextNode {
/**
* Return a unique key for the ITypeMapping. If this is defined in an
* extension they should be equal.
*/
String getKey();
/**
* Return the name, specified or default if not specified.
*/
String getName();
PersistentType getPersistentType();
boolean isMapped();
/**
* Return the resolved id class specified on this type mapping, null otherwise
*/
JavaPersistentType getIdClass();
/**
* Return the type mapping's primary table name, null if a primary table
* does not apply.
*/
String getPrimaryTableName();
/**
* Return the type mapping's primary database table.
*/
org.eclipse.jpt.db.Table getPrimaryDbTable();
Schema getDbSchema();
/**
* Return the type mapping of this type mapping's super type.
* Return null if this is the root.
*/
TypeMapping getSuperTypeMapping();
/**
* Return the type mapping's "persistence" inheritance hierarchy,
* <em>including</em> the type mapping itself.
* The returned iterator will return elements infinitely if the hierarchy
* has a loop.
*/
Iterator<TypeMapping> inheritanceHierarchy();
/**
* Return the type mapping's "associated" tables, which includes the primary
* table and the collection of secondary tables.
*/
Iterator<Table> associatedTables();
/**
* Return the type mapping's "associated" tables, which includes the primary
* table and the collection of secondary tables, as well as all inherited
* "associated" tables.
*/
Iterator<Table> associatedTablesIncludingInherited();
/**
* Return the identifiers of the type mapping's "associated" tables, which
* includes the primary table and the collection of secondary tables, as
* well as all the inherited "associated" tables.
*/
Iterator<String> associatedTableNamesIncludingInherited();
/**
* return the resolved associated db table with the passed in name
*/
org.eclipse.jpt.db.Table getDbTable(String tableName);
/**
* Return whether the specified table is invalid for any annotations
* associated with the type mapping.
*/
boolean tableNameIsInvalid(String tableName);
/**
* A convenience method for getting the attribute mappings from PersistentType.attributes()
*/
<T extends AttributeMapping> Iterator<T> attributeMappings();
/**
* Return attribute mappings of a particular mapping type that are declared on this type mapping
*/
<T extends AttributeMapping> Iterable<T> getAttributeMappings(String mappingKey);
/**
* Return all the attribute mappings in the type mapping's
* inheritance hierarchy.
*/
Iterator<AttributeMapping> allAttributeMappings();
/**
* Return attribute mappings of a particular mapping type that are declared anywhere on this
* type mapping's hierarchy
*/
<T extends AttributeMapping> Iterable<T> getAllAttributeMappings(String mappingKey);
/**
* Return an Iterator of attribute names that can be overridden by a
* sub type mapping.
*/
Iterator<String> overridableAttributeNames();
/**
* Return an Iterator of all attribute names that can be overridden in this
* type mapping.
*/
Iterator<String> allOverridableAttributeNames();
/**
* Returns the Column of the overridable attribute mapping with the given
* attribute name. In 2.0 this name could use dot-notation for nested mappings.
*/
Column resolveOverriddenColumn(String attributeName);
RelationshipReference resolveRelationshipReference(String associationOverrideName);
/**
* Return an Iterator of associations names that can be overridden in this
* type mapping.
*/
Iterator<String> overridableAssociationNames();
/**
* Return an Iterator of all associations names that can be overridden in this
* type mapping.
*/
Iterator<String> allOverridableAssociationNames();
/**
* Return whether the given attribute mapping key is valid for this
* particular type mapping (for example, id's are not valid for an
* embeddable type mapping)
*/
boolean attributeMappingKeyAllowed(String attributeMappingKey);
/**
* Return whether any database metadata specific validation should occur.
* (For instance, if the connection is not active, then it should not.)
*/
boolean shouldValidateAgainstDatabase();
}
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