| /******************************************************************************* |
| * Copyright (c) 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.internal.context.orm; |
| |
| import java.util.ListIterator; |
| import java.util.Vector; |
| import org.eclipse.jpt.common.utility.internal.CollectionTools; |
| import org.eclipse.jpt.common.utility.internal.iterables.EmptyListIterable; |
| import org.eclipse.jpt.common.utility.internal.iterables.ListIterable; |
| import org.eclipse.jpt.common.utility.internal.iterables.LiveCloneListIterable; |
| import org.eclipse.jpt.common.utility.internal.iterables.SingleElementListIterable; |
| import org.eclipse.jpt.core.context.Entity; |
| import org.eclipse.jpt.core.context.ReadOnlyBaseJoinColumn; |
| import org.eclipse.jpt.core.context.TypeMapping; |
| import org.eclipse.jpt.core.context.java.JavaPrimaryKeyJoinColumn; |
| import org.eclipse.jpt.core.context.java.JavaSecondaryTable; |
| import org.eclipse.jpt.core.context.orm.OrmEntity; |
| import org.eclipse.jpt.core.context.orm.OrmVirtualPrimaryKeyJoinColumn; |
| import org.eclipse.jpt.core.context.orm.OrmVirtualSecondaryTable; |
| import org.eclipse.jpt.core.internal.context.ContextContainerTools; |
| |
| /** |
| * <code>orm.xml</code> virtual secondary table |
| */ |
| public class GenericOrmVirtualSecondaryTable |
| extends AbstractOrmVirtualTable<JavaSecondaryTable> |
| implements OrmVirtualSecondaryTable |
| { |
| protected final JavaSecondaryTable overriddenTable; |
| |
| protected final Vector<OrmVirtualPrimaryKeyJoinColumn> specifiedPrimaryKeyJoinColumns = new Vector<OrmVirtualPrimaryKeyJoinColumn>(); |
| protected final SpecifiedPrimaryKeyJoinColumnContainerAdapter specifiedPrimaryKeyJoinColumnContainerAdapter = new SpecifiedPrimaryKeyJoinColumnContainerAdapter(); |
| protected final ReadOnlyBaseJoinColumn.Owner primaryKeyJoinColumnOwner; |
| |
| protected OrmVirtualPrimaryKeyJoinColumn defaultPrimaryKeyJoinColumn; |
| |
| |
| public GenericOrmVirtualSecondaryTable(OrmEntity parent, JavaSecondaryTable overriddenTable) { |
| super(parent); |
| this.overriddenTable = overriddenTable; |
| this.primaryKeyJoinColumnOwner = this.buildPrimaryKeyJoinColumnOwner(); |
| } |
| |
| |
| // ********** synchronize/update ********** |
| |
| @Override |
| public void update() { |
| super.update(); |
| this.updateSpecifiedPrimaryKeyJoinColumns(); |
| this.updateDefaultPrimaryKeyJoinColumn(); |
| } |
| |
| |
| // ********** table ********** |
| |
| @Override |
| public JavaSecondaryTable getOverriddenTable() { |
| return this.overriddenTable; |
| } |
| |
| |
| // ********** primary key join columns ********** |
| |
| public ListIterator<OrmVirtualPrimaryKeyJoinColumn> primaryKeyJoinColumns() { |
| return this.getPrimaryKeyJoinColumns().iterator(); |
| } |
| |
| protected ListIterable<OrmVirtualPrimaryKeyJoinColumn> getPrimaryKeyJoinColumns() { |
| return this.hasSpecifiedPrimaryKeyJoinColumns() ? this.getSpecifiedPrimaryKeyJoinColumns() : this.getDefaultPrimaryKeyJoinColumns(); |
| } |
| |
| public int primaryKeyJoinColumnsSize() { |
| return this.hasSpecifiedPrimaryKeyJoinColumns() ? this.specifiedPrimaryKeyJoinColumnsSize() : this.getDefaultPrimaryKeyJoinColumnsSize(); |
| } |
| |
| |
| // ********** specified primary key join columns ********** |
| |
| public ListIterator<OrmVirtualPrimaryKeyJoinColumn> specifiedPrimaryKeyJoinColumns() { |
| return this.getSpecifiedPrimaryKeyJoinColumns().iterator(); |
| } |
| |
| protected ListIterable<OrmVirtualPrimaryKeyJoinColumn> getSpecifiedPrimaryKeyJoinColumns() { |
| return new LiveCloneListIterable<OrmVirtualPrimaryKeyJoinColumn>(this.specifiedPrimaryKeyJoinColumns); |
| } |
| |
| public int specifiedPrimaryKeyJoinColumnsSize() { |
| return this.specifiedPrimaryKeyJoinColumns.size(); |
| } |
| |
| public boolean hasSpecifiedPrimaryKeyJoinColumns() { |
| return this.specifiedPrimaryKeyJoinColumns.size() != 0; |
| } |
| |
| public OrmVirtualPrimaryKeyJoinColumn getSpecifiedPrimaryKeyJoinColumn(int index) { |
| return this.specifiedPrimaryKeyJoinColumns.get(index); |
| } |
| |
| protected void updateSpecifiedPrimaryKeyJoinColumns() { |
| ContextContainerTools.update(this.specifiedPrimaryKeyJoinColumnContainerAdapter); |
| } |
| |
| protected Iterable<JavaPrimaryKeyJoinColumn> getOverriddenPrimaryKeyJoinColumns() { |
| return CollectionTools.iterable(this.getOverriddenTable().specifiedPrimaryKeyJoinColumns()); |
| } |
| |
| protected void moveSpecifiedPrimaryKeyJoinColumn(int index, OrmVirtualPrimaryKeyJoinColumn pkJoinColumn) { |
| this.moveItemInList(index, pkJoinColumn, this.specifiedPrimaryKeyJoinColumns, SPECIFIED_PRIMARY_KEY_JOIN_COLUMNS_LIST); |
| } |
| |
| protected OrmVirtualPrimaryKeyJoinColumn addSpecifiedPrimaryKeyJoinColumn(int index, JavaPrimaryKeyJoinColumn javaColumn) { |
| OrmVirtualPrimaryKeyJoinColumn virtualColumn = this.buildPrimaryKeyJoinColumn(javaColumn); |
| this.addItemToList(index, virtualColumn, this.specifiedPrimaryKeyJoinColumns, SPECIFIED_PRIMARY_KEY_JOIN_COLUMNS_LIST); |
| return virtualColumn; |
| } |
| |
| protected void removeSpecifiedPrimaryKeyJoinColumn(OrmVirtualPrimaryKeyJoinColumn pkJoinColumn) { |
| this.removeItemFromList(pkJoinColumn, this.specifiedPrimaryKeyJoinColumns, SPECIFIED_PRIMARY_KEY_JOIN_COLUMNS_LIST); |
| } |
| |
| /** |
| * specified primary key join column container adapter |
| */ |
| protected class SpecifiedPrimaryKeyJoinColumnContainerAdapter |
| implements ContextContainerTools.Adapter<OrmVirtualPrimaryKeyJoinColumn, JavaPrimaryKeyJoinColumn> |
| { |
| public Iterable<OrmVirtualPrimaryKeyJoinColumn> getContextElements() { |
| return GenericOrmVirtualSecondaryTable.this.getSpecifiedPrimaryKeyJoinColumns(); |
| } |
| public Iterable<JavaPrimaryKeyJoinColumn> getResourceElements() { |
| return GenericOrmVirtualSecondaryTable.this.getOverriddenPrimaryKeyJoinColumns(); |
| } |
| public JavaPrimaryKeyJoinColumn getResourceElement(OrmVirtualPrimaryKeyJoinColumn contextElement) { |
| return contextElement.getOverriddenColumn(); |
| } |
| public void moveContextElement(int index, OrmVirtualPrimaryKeyJoinColumn element) { |
| GenericOrmVirtualSecondaryTable.this.moveSpecifiedPrimaryKeyJoinColumn(index, element); |
| } |
| public void addContextElement(int index, JavaPrimaryKeyJoinColumn element) { |
| GenericOrmVirtualSecondaryTable.this.addSpecifiedPrimaryKeyJoinColumn(index, element); |
| } |
| public void removeContextElement(OrmVirtualPrimaryKeyJoinColumn element) { |
| GenericOrmVirtualSecondaryTable.this.removeSpecifiedPrimaryKeyJoinColumn(element); |
| } |
| } |
| |
| |
| // ********** default primary key join column ********** |
| |
| public OrmVirtualPrimaryKeyJoinColumn getDefaultPrimaryKeyJoinColumn() { |
| return this.defaultPrimaryKeyJoinColumn; |
| } |
| |
| protected void setDefaultPrimaryKeyJoinColumn(OrmVirtualPrimaryKeyJoinColumn pkJoinColumn) { |
| OrmVirtualPrimaryKeyJoinColumn old = this.defaultPrimaryKeyJoinColumn; |
| this.defaultPrimaryKeyJoinColumn = pkJoinColumn; |
| this.firePropertyChanged(DEFAULT_PRIMARY_KEY_JOIN_COLUMN, old, pkJoinColumn); |
| } |
| |
| protected ListIterable<OrmVirtualPrimaryKeyJoinColumn> getDefaultPrimaryKeyJoinColumns() { |
| return (this.defaultPrimaryKeyJoinColumn != null) ? |
| new SingleElementListIterable<OrmVirtualPrimaryKeyJoinColumn>(this.defaultPrimaryKeyJoinColumn) : |
| EmptyListIterable.<OrmVirtualPrimaryKeyJoinColumn>instance(); |
| } |
| |
| protected int getDefaultPrimaryKeyJoinColumnsSize() { |
| return (this.defaultPrimaryKeyJoinColumn == null) ? 0 : 1; |
| } |
| |
| protected void updateDefaultPrimaryKeyJoinColumn() { |
| JavaPrimaryKeyJoinColumn overriddenColumn = this.getOverriddenTable().getDefaultPrimaryKeyJoinColumn(); |
| if (overriddenColumn == null) { |
| this.setDefaultPrimaryKeyJoinColumn(null); |
| } else { |
| if ((this.defaultPrimaryKeyJoinColumn != null) && (this.defaultPrimaryKeyJoinColumn.getOverriddenColumn() == overriddenColumn)) { |
| this.defaultPrimaryKeyJoinColumn.update(); |
| } else { |
| this.setDefaultPrimaryKeyJoinColumn(this.buildPrimaryKeyJoinColumn(overriddenColumn)); |
| } |
| } |
| } |
| |
| |
| // ********** misc ********** |
| |
| @Override |
| public OrmEntity getParent() { |
| return (OrmEntity) super.getParent(); |
| } |
| |
| protected OrmEntity getEntity() { |
| return this.getParent(); |
| } |
| |
| public boolean isVirtual() { |
| return true; |
| } |
| |
| protected ReadOnlyBaseJoinColumn.Owner buildPrimaryKeyJoinColumnOwner() { |
| return new PrimaryKeyJoinColumnOwner(); |
| } |
| |
| protected OrmVirtualPrimaryKeyJoinColumn buildPrimaryKeyJoinColumn(JavaPrimaryKeyJoinColumn javaColumn) { |
| return this.getContextNodeFactory().buildOrmVirtualPrimaryKeyJoinColumn(this, this.primaryKeyJoinColumnOwner, javaColumn); |
| } |
| |
| |
| // ********** defaults ********** |
| |
| /** |
| * a secondary table doesn't have a default name |
| */ |
| @Override |
| protected String buildDefaultName() { |
| return null; |
| } |
| |
| @Override |
| protected String buildDefaultSchema() { |
| return this.getContextDefaultSchema(); |
| } |
| |
| @Override |
| protected String buildDefaultCatalog() { |
| return this.getContextDefaultCatalog(); |
| } |
| |
| |
| // ********** primary key join column owner ********** |
| |
| protected class PrimaryKeyJoinColumnOwner |
| implements ReadOnlyBaseJoinColumn.Owner |
| { |
| protected OrmEntity getEntity() { |
| return GenericOrmVirtualSecondaryTable.this.getEntity(); |
| } |
| |
| public TypeMapping getTypeMapping() { |
| return this.getEntity(); |
| } |
| |
| public String getDefaultTableName() { |
| return GenericOrmVirtualSecondaryTable.this.getName(); |
| } |
| |
| public String getDefaultColumnName() { |
| if (this.joinColumnsSize() != 1) { |
| return null; |
| } |
| Entity parentEntity = this.getEntity().getParentEntity(); |
| return (parentEntity != null) ? |
| parentEntity.getPrimaryKeyColumnName() : |
| this.getEntity().getPrimaryKeyColumnName(); |
| } |
| |
| public boolean joinColumnIsDefault(ReadOnlyBaseJoinColumn joinColumn) { |
| return GenericOrmVirtualSecondaryTable.this.defaultPrimaryKeyJoinColumn == joinColumn; |
| } |
| |
| public int joinColumnsSize() { |
| return GenericOrmVirtualSecondaryTable.this.primaryKeyJoinColumnsSize(); |
| } |
| } |
| } |