jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/jpa1/context/orm/GenericOrmReferenceTable.java - dali/webtools.dali - Git at Google

 /*******************************************************************************
  * Copyright (c) 2007, 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.jpa1.context.orm;

 import java.util.Iterator;
 import java.util.List;
 import java.util.ListIterator;
 import java.util.Vector;

 import org.eclipse.jpt.core.context.JoinColumn;
 import org.eclipse.jpt.core.context.ReferenceTable;
 import org.eclipse.jpt.core.context.XmlContextNode;
 import org.eclipse.jpt.core.context.orm.OrmJoinColumn;
 import org.eclipse.jpt.core.context.orm.OrmReferenceTable;
 import org.eclipse.jpt.core.internal.context.MappingTools;
 import org.eclipse.jpt.core.internal.context.orm.AbstractOrmTable;
 import org.eclipse.jpt.core.resource.orm.AbstractXmlReferenceTable;
 import org.eclipse.jpt.core.resource.orm.OrmFactory;
 import org.eclipse.jpt.core.resource.orm.XmlJoinColumn;
 import org.eclipse.jpt.utility.internal.CollectionTools;
 import org.eclipse.jpt.utility.internal.iterators.CloneIterator;
 import org.eclipse.jpt.utility.internal.iterators.CloneListIterator;
 import org.eclipse.jpt.utility.internal.iterators.EmptyIterator;
 import org.eclipse.jpt.utility.internal.iterators.EmptyListIterator;
 import org.eclipse.jpt.utility.internal.iterators.SingleElementListIterator;
 import org.eclipse.wst.validation.internal.provisional.core.IMessage;
 import org.eclipse.wst.validation.internal.provisional.core.IReporter;

 public abstract class GenericOrmReferenceTable
 	extends AbstractOrmTable
 	implements OrmReferenceTable
 {
 	protected OrmJoinColumn defaultJoinColumn;

 	protected final Vector<OrmJoinColumn> specifiedJoinColumns = new Vector<OrmJoinColumn>();
 	protected final OrmJoinColumn.Owner joinColumnOwner;


 	protected GenericOrmReferenceTable(XmlContextNode parent, Owner owner) {
 		super(parent, owner);
 		this.joinColumnOwner = this.buildJoinColumnOwner();
 	}

 	protected abstract OrmJoinColumn.Owner buildJoinColumnOwner();

 	public void initializeFrom(ReferenceTable oldReferenceTable) {
 		super.initializeFrom(oldReferenceTable);
 		for (Iterator<OrmJoinColumn> stream = oldReferenceTable.specifiedJoinColumns(); stream.hasNext(); ) {
 			this.addSpecifiedJoinColumnFrom(stream.next());
 		}
 	}

 	protected void initialize(AbstractXmlReferenceTable xmlReferenceTable) {
 		super.initialize(xmlReferenceTable);
 		this.initializeSpecifiedJoinColumns(xmlReferenceTable);
 		this.initializeDefaultJoinColumn();
 	}

 	public void update() {
 		this.update(this.getResourceTable());
 	}

 	protected void update(AbstractXmlReferenceTable xmlReferenceTable) {
 		super.update(xmlReferenceTable);
 		this.updateSpecifiedJoinColumns(xmlReferenceTable);
 		this.updateDefaultJoinColumn();
 	}


 	// ********** AbstractOrmTable implementation **********

 	/**
 	 * if the join table is on the "mappedBy" side, it's bogus;
 	 * so don't give it a default schema
 	 */
 	@Override
 	protected String buildDefaultSchema() {
 		return this.getContextDefaultSchema();
 	}

 	@Override
 	protected String buildDefaultCatalog() {
 		return this.getContextDefaultCatalog();
 	}

 	@Override
 	protected abstract AbstractXmlReferenceTable getResourceTable();


 	// ********** join columns **********

 	public ListIterator<OrmJoinColumn> joinColumns() {
 		return this.hasSpecifiedJoinColumns() ? this.specifiedJoinColumns() : this.defaultJoinColumns();
 	}

 	public int joinColumnsSize() {
 		return this.hasSpecifiedJoinColumns() ? this.specifiedJoinColumnsSize() : this.defaultJoinColumnsSize();
 	}

 	public void convertDefaultToSpecifiedJoinColumn() {
 		MappingTools.convertReferenceTableDefaultToSpecifiedJoinColumn(this);
 	}


 	// ********** default join column **********

 	public OrmJoinColumn getDefaultJoinColumn() {
 		return this.defaultJoinColumn;
 	}

 	protected void setDefaultJoinColumn(OrmJoinColumn defaultJoinColumn) {
 		OrmJoinColumn old = this.defaultJoinColumn;
 		this.defaultJoinColumn = defaultJoinColumn;
 		this.firePropertyChanged(DEFAULT_JOIN_COLUMN, old, defaultJoinColumn);
 	}

 	protected ListIterator<OrmJoinColumn> defaultJoinColumns() {
 		if (this.defaultJoinColumn != null) {
 			return new SingleElementListIterator<OrmJoinColumn>(this.defaultJoinColumn);
 		}
 		return EmptyListIterator.instance();
 	}

 	protected int defaultJoinColumnsSize() {
 		return (this.defaultJoinColumn == null) ? 0 : 1;
 	}

 	protected void initializeDefaultJoinColumn() {
 		if (this.shouldBuildDefaultJoinColumn()) {
 			this.defaultJoinColumn = this.buildJoinColumn(null);
 		}
 	}

 	protected void updateDefaultJoinColumn() {
 		if (this.shouldBuildDefaultJoinColumn()) {
 			if (this.defaultJoinColumn == null) {
 				this.setDefaultJoinColumn(this.buildJoinColumn(null));
 			} else {
 				this.defaultJoinColumn.update(null);
 			}
 		} else {
 			this.setDefaultJoinColumn(null);
 		}
 	}

 	protected boolean shouldBuildDefaultJoinColumn() {
 		return ! this.hasSpecifiedJoinColumns();
 	}


 	// ********** specified join columns **********

 	public ListIterator<OrmJoinColumn> specifiedJoinColumns() {
 		return new CloneListIterator<OrmJoinColumn>(this.specifiedJoinColumns);
 	}

 	public int specifiedJoinColumnsSize() {
 		return this.specifiedJoinColumns.size();
 	}

 	public boolean hasSpecifiedJoinColumns() {
 		return this.specifiedJoinColumns.size() != 0;
 	}

 	protected void addSpecifiedJoinColumnFrom(OrmJoinColumn oldJoinColumn) {
 		OrmJoinColumn newJoinColumn = this.addSpecifiedJoinColumn(this.specifiedJoinColumns.size());
 		newJoinColumn.initializeFrom(oldJoinColumn);
 	}

 	public OrmJoinColumn addSpecifiedJoinColumn(int index) {
 		if (this.getResourceTable() == null) {
 			this.addResourceTable();
 		}
 		XmlJoinColumn xmlJoinColumn = OrmFactory.eINSTANCE.createXmlJoinColumn();
 		OrmJoinColumn joinColumn = this.buildJoinColumn(xmlJoinColumn);
 		this.specifiedJoinColumns.add(index, joinColumn);
 		this.getResourceTable().getJoinColumns().add(index, xmlJoinColumn);
 		this.fireItemAdded(SPECIFIED_JOIN_COLUMNS_LIST, index, joinColumn);
 		return joinColumn;
 	}

 	protected void addSpecifiedJoinColumn(int index, OrmJoinColumn joinColumn) {
 		this.addItemToList(index, joinColumn, this.specifiedJoinColumns, SPECIFIED_JOIN_COLUMNS_LIST);
 	}

 	protected void addSpecifiedJoinColumn(OrmJoinColumn joinColumn) {
 		this.addSpecifiedJoinColumn(this.specifiedJoinColumns.size(), joinColumn);
 	}

 	public void removeSpecifiedJoinColumn(JoinColumn joinColumn) {
 		this.removeSpecifiedJoinColumn(this.specifiedJoinColumns.indexOf(joinColumn));
 	}

 	public void removeSpecifiedJoinColumn(int index) {
 		OrmJoinColumn removedJoinColumn = this.specifiedJoinColumns.remove(index);
 		if ( ! this.hasSpecifiedJoinColumns()) {
 			//create the defaultJoinColumn now or this will happen during project update
 			//after removing the join column from the resource model. That causes problems
 			//in the UI because the change notifications end up in the wrong order.
 			this.defaultJoinColumn = this.buildJoinColumn(null);
 		}
 		this.getResourceTable().getJoinColumns().remove(index);
 		this.fireItemRemoved(SPECIFIED_JOIN_COLUMNS_LIST, index, removedJoinColumn);
 		if (this.defaultJoinColumn != null) {
 			//fire change notification if a defaultJoinColumn was created above
 			this.firePropertyChanged(DEFAULT_JOIN_COLUMN, null, this.defaultJoinColumn);
 		}
 	}

 	protected void removeSpecifiedJoinColumn_(OrmJoinColumn joinColumn) {
 		this.removeItemFromList(joinColumn, this.specifiedJoinColumns, SPECIFIED_JOIN_COLUMNS_LIST);
 	}

 	public void moveSpecifiedJoinColumn(int targetIndex, int sourceIndex) {
 		CollectionTools.move(this.specifiedJoinColumns, targetIndex, sourceIndex);
 		this.getResourceTable().getJoinColumns().move(targetIndex, sourceIndex);
 		this.fireItemMoved(SPECIFIED_JOIN_COLUMNS_LIST, targetIndex, sourceIndex);
 	}

 	public void clearSpecifiedJoinColumns() {
 		this.specifiedJoinColumns.clear();
 		this.defaultJoinColumn = this.buildJoinColumn(null);
 		this.getResourceTable().getJoinColumns().clear();
 		this.fireListCleared(SPECIFIED_JOIN_COLUMNS_LIST);
 		this.firePropertyChanged(DEFAULT_JOIN_COLUMN, null, this.defaultJoinColumn);
 	}

 	protected OrmJoinColumn buildJoinColumn(XmlJoinColumn resourceJoinColumn) {
 		return this.buildJoinColumn(resourceJoinColumn, this.joinColumnOwner);
 	}

 	protected void initializeSpecifiedJoinColumns(AbstractXmlReferenceTable xmlReferenceTable) {
 		if (xmlReferenceTable != null) {
 			for (XmlJoinColumn xmlJoinColumn : xmlReferenceTable.getJoinColumns()) {
 				this.specifiedJoinColumns.add(this.buildJoinColumn(xmlJoinColumn));
 			}
 		}
 	}

 	protected void updateSpecifiedJoinColumns(AbstractXmlReferenceTable xmlReferenceTable) {
 		Iterator<XmlJoinColumn> xmlJoinColumns = this.xmlJoinColumns(xmlReferenceTable);

 		for (Iterator<OrmJoinColumn> contextJoinColumns = this.specifiedJoinColumns(); contextJoinColumns.hasNext(); ) {
 			OrmJoinColumn contextJoinColumn = contextJoinColumns.next();
 			if (xmlJoinColumns.hasNext()) {
 				contextJoinColumn.update(xmlJoinColumns.next());
 			} else {
 				this.removeSpecifiedJoinColumn_(contextJoinColumn);
 			}
 		}

 		while (xmlJoinColumns.hasNext()) {
 			this.addSpecifiedJoinColumn(this.buildJoinColumn(xmlJoinColumns.next()));
 		}
 	}

 	protected Iterator<XmlJoinColumn> xmlJoinColumns(AbstractXmlReferenceTable xmlReferenceTable) {
 		// make a copy of the XML join columns (to prevent ConcurrentModificationException)
 		return (xmlReferenceTable == null) ? EmptyIterator.<XmlJoinColumn>instance()
 			: new CloneIterator<XmlJoinColumn>(xmlReferenceTable.getJoinColumns());
 	}


 	// ********** misc **********

 	protected OrmJoinColumn buildJoinColumn(XmlJoinColumn resourceJoinColumn, OrmJoinColumn.Owner owner) {
 		return this.getXmlContextNodeFactory().buildOrmJoinColumn(this, owner, resourceJoinColumn);
 	}


 	// ********** validation **********

 	@Override
 	public void validate(List<IMessage> messages, IReporter reporter) {
 		boolean continueValidating = this.buildTableValidator().validate(messages, reporter);

 		//join column validation will handle the check for whether to validate against the database
 		//some validation messages are not database specific. If the database validation for the
 		//table fails we will stop there and not validate the join columns at all
 		if (continueValidating) {
 			this.validateJoinColumns(messages, reporter);
 		}
 	}

 	protected void validateJoinColumns(List<IMessage> messages, IReporter reporter) {
 		this.validateJoinColumns(this.joinColumns(), messages, reporter);
 	}

 	protected void validateJoinColumns(Iterator<OrmJoinColumn> joinColumns, List<IMessage> messages, IReporter reporter) {
 		while (joinColumns.hasNext()) {
 			joinColumns.next().validate(messages, reporter);
 		}
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2007, 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.jpa1.context.orm;

	import java.util.Iterator;
	import java.util.List;
	import java.util.ListIterator;
	import java.util.Vector;

	import org.eclipse.jpt.core.context.JoinColumn;
	import org.eclipse.jpt.core.context.ReferenceTable;
	import org.eclipse.jpt.core.context.XmlContextNode;
	import org.eclipse.jpt.core.context.orm.OrmJoinColumn;
	import org.eclipse.jpt.core.context.orm.OrmReferenceTable;
	import org.eclipse.jpt.core.internal.context.MappingTools;
	import org.eclipse.jpt.core.internal.context.orm.AbstractOrmTable;
	import org.eclipse.jpt.core.resource.orm.AbstractXmlReferenceTable;
	import org.eclipse.jpt.core.resource.orm.OrmFactory;
	import org.eclipse.jpt.core.resource.orm.XmlJoinColumn;
	import org.eclipse.jpt.utility.internal.CollectionTools;
	import org.eclipse.jpt.utility.internal.iterators.CloneIterator;
	import org.eclipse.jpt.utility.internal.iterators.CloneListIterator;
	import org.eclipse.jpt.utility.internal.iterators.EmptyIterator;
	import org.eclipse.jpt.utility.internal.iterators.EmptyListIterator;
	import org.eclipse.jpt.utility.internal.iterators.SingleElementListIterator;
	import org.eclipse.wst.validation.internal.provisional.core.IMessage;
	import org.eclipse.wst.validation.internal.provisional.core.IReporter;

	public abstract class GenericOrmReferenceTable
	extends AbstractOrmTable
	implements OrmReferenceTable
	{
	protected OrmJoinColumn defaultJoinColumn;

	protected final Vector<OrmJoinColumn> specifiedJoinColumns = new Vector<OrmJoinColumn>();
	protected final OrmJoinColumn.Owner joinColumnOwner;


	protected GenericOrmReferenceTable(XmlContextNode parent, Owner owner) {
	super(parent, owner);
	this.joinColumnOwner = this.buildJoinColumnOwner();
	}

	protected abstract OrmJoinColumn.Owner buildJoinColumnOwner();

	public void initializeFrom(ReferenceTable oldReferenceTable) {
	super.initializeFrom(oldReferenceTable);
	for (Iterator<OrmJoinColumn> stream = oldReferenceTable.specifiedJoinColumns(); stream.hasNext(); ) {
	this.addSpecifiedJoinColumnFrom(stream.next());
	}
	}

	protected void initialize(AbstractXmlReferenceTable xmlReferenceTable) {
	super.initialize(xmlReferenceTable);
	this.initializeSpecifiedJoinColumns(xmlReferenceTable);
	this.initializeDefaultJoinColumn();
	}

	public void update() {
	this.update(this.getResourceTable());
	}

	protected void update(AbstractXmlReferenceTable xmlReferenceTable) {
	super.update(xmlReferenceTable);
	this.updateSpecifiedJoinColumns(xmlReferenceTable);
	this.updateDefaultJoinColumn();
	}


	// ******** AbstractOrmTable implementation ********

	/**
	* if the join table is on the "mappedBy" side, it's bogus;
	* so don't give it a default schema
	*/
	@Override
	protected String buildDefaultSchema() {
	return this.getContextDefaultSchema();
	}

	@Override
	protected String buildDefaultCatalog() {
	return this.getContextDefaultCatalog();
	}

	@Override
	protected abstract AbstractXmlReferenceTable getResourceTable();


	// ******** join columns ********

	public ListIterator<OrmJoinColumn> joinColumns() {
	return this.hasSpecifiedJoinColumns() ? this.specifiedJoinColumns() : this.defaultJoinColumns();
	}

	public int joinColumnsSize() {
	return this.hasSpecifiedJoinColumns() ? this.specifiedJoinColumnsSize() : this.defaultJoinColumnsSize();
	}

	public void convertDefaultToSpecifiedJoinColumn() {
	MappingTools.convertReferenceTableDefaultToSpecifiedJoinColumn(this);
	}


	// ******** default join column ********

	public OrmJoinColumn getDefaultJoinColumn() {
	return this.defaultJoinColumn;
	}

	protected void setDefaultJoinColumn(OrmJoinColumn defaultJoinColumn) {
	OrmJoinColumn old = this.defaultJoinColumn;
	this.defaultJoinColumn = defaultJoinColumn;
	this.firePropertyChanged(DEFAULT_JOIN_COLUMN, old, defaultJoinColumn);
	}

	protected ListIterator<OrmJoinColumn> defaultJoinColumns() {
	if (this.defaultJoinColumn != null) {
	return new SingleElementListIterator<OrmJoinColumn>(this.defaultJoinColumn);
	}
	return EmptyListIterator.instance();
	}

	protected int defaultJoinColumnsSize() {
	return (this.defaultJoinColumn == null) ? 0 : 1;
	}

	protected void initializeDefaultJoinColumn() {
	if (this.shouldBuildDefaultJoinColumn()) {
	this.defaultJoinColumn = this.buildJoinColumn(null);
	}
	}

	protected void updateDefaultJoinColumn() {
	if (this.shouldBuildDefaultJoinColumn()) {
	if (this.defaultJoinColumn == null) {
	this.setDefaultJoinColumn(this.buildJoinColumn(null));
	} else {
	this.defaultJoinColumn.update(null);
	}
	} else {
	this.setDefaultJoinColumn(null);
	}
	}

	protected boolean shouldBuildDefaultJoinColumn() {
	return ! this.hasSpecifiedJoinColumns();
	}


	// ******** specified join columns ********

	public ListIterator<OrmJoinColumn> specifiedJoinColumns() {
	return new CloneListIterator<OrmJoinColumn>(this.specifiedJoinColumns);
	}

	public int specifiedJoinColumnsSize() {
	return this.specifiedJoinColumns.size();
	}

	public boolean hasSpecifiedJoinColumns() {
	return this.specifiedJoinColumns.size() != 0;
	}

	protected void addSpecifiedJoinColumnFrom(OrmJoinColumn oldJoinColumn) {
	OrmJoinColumn newJoinColumn = this.addSpecifiedJoinColumn(this.specifiedJoinColumns.size());
	newJoinColumn.initializeFrom(oldJoinColumn);
	}

	public OrmJoinColumn addSpecifiedJoinColumn(int index) {
	if (this.getResourceTable() == null) {
	this.addResourceTable();
	}
	XmlJoinColumn xmlJoinColumn = OrmFactory.eINSTANCE.createXmlJoinColumn();
	OrmJoinColumn joinColumn = this.buildJoinColumn(xmlJoinColumn);
	this.specifiedJoinColumns.add(index, joinColumn);
	this.getResourceTable().getJoinColumns().add(index, xmlJoinColumn);
	this.fireItemAdded(SPECIFIED_JOIN_COLUMNS_LIST, index, joinColumn);
	return joinColumn;
	}

	protected void addSpecifiedJoinColumn(int index, OrmJoinColumn joinColumn) {
	this.addItemToList(index, joinColumn, this.specifiedJoinColumns, SPECIFIED_JOIN_COLUMNS_LIST);
	}

	protected void addSpecifiedJoinColumn(OrmJoinColumn joinColumn) {
	this.addSpecifiedJoinColumn(this.specifiedJoinColumns.size(), joinColumn);
	}

	public void removeSpecifiedJoinColumn(JoinColumn joinColumn) {
	this.removeSpecifiedJoinColumn(this.specifiedJoinColumns.indexOf(joinColumn));
	}

	public void removeSpecifiedJoinColumn(int index) {
	OrmJoinColumn removedJoinColumn = this.specifiedJoinColumns.remove(index);
	if ( ! this.hasSpecifiedJoinColumns()) {
	//create the defaultJoinColumn now or this will happen during project update
	//after removing the join column from the resource model. That causes problems
	//in the UI because the change notifications end up in the wrong order.
	this.defaultJoinColumn = this.buildJoinColumn(null);
	}
	this.getResourceTable().getJoinColumns().remove(index);
	this.fireItemRemoved(SPECIFIED_JOIN_COLUMNS_LIST, index, removedJoinColumn);
	if (this.defaultJoinColumn != null) {
	//fire change notification if a defaultJoinColumn was created above
	this.firePropertyChanged(DEFAULT_JOIN_COLUMN, null, this.defaultJoinColumn);
	}
	}

	protected void removeSpecifiedJoinColumn_(OrmJoinColumn joinColumn) {
	this.removeItemFromList(joinColumn, this.specifiedJoinColumns, SPECIFIED_JOIN_COLUMNS_LIST);
	}

	public void moveSpecifiedJoinColumn(int targetIndex, int sourceIndex) {
	CollectionTools.move(this.specifiedJoinColumns, targetIndex, sourceIndex);
	this.getResourceTable().getJoinColumns().move(targetIndex, sourceIndex);
	this.fireItemMoved(SPECIFIED_JOIN_COLUMNS_LIST, targetIndex, sourceIndex);
	}

	public void clearSpecifiedJoinColumns() {
	this.specifiedJoinColumns.clear();
	this.defaultJoinColumn = this.buildJoinColumn(null);
	this.getResourceTable().getJoinColumns().clear();
	this.fireListCleared(SPECIFIED_JOIN_COLUMNS_LIST);
	this.firePropertyChanged(DEFAULT_JOIN_COLUMN, null, this.defaultJoinColumn);
	}

	protected OrmJoinColumn buildJoinColumn(XmlJoinColumn resourceJoinColumn) {
	return this.buildJoinColumn(resourceJoinColumn, this.joinColumnOwner);
	}

	protected void initializeSpecifiedJoinColumns(AbstractXmlReferenceTable xmlReferenceTable) {
	if (xmlReferenceTable != null) {
	for (XmlJoinColumn xmlJoinColumn : xmlReferenceTable.getJoinColumns()) {
	this.specifiedJoinColumns.add(this.buildJoinColumn(xmlJoinColumn));
	}
	}
	}

	protected void updateSpecifiedJoinColumns(AbstractXmlReferenceTable xmlReferenceTable) {
	Iterator<XmlJoinColumn> xmlJoinColumns = this.xmlJoinColumns(xmlReferenceTable);

	for (Iterator<OrmJoinColumn> contextJoinColumns = this.specifiedJoinColumns(); contextJoinColumns.hasNext(); ) {
	OrmJoinColumn contextJoinColumn = contextJoinColumns.next();
	if (xmlJoinColumns.hasNext()) {
	contextJoinColumn.update(xmlJoinColumns.next());
	} else {
	this.removeSpecifiedJoinColumn_(contextJoinColumn);
	}
	}

	while (xmlJoinColumns.hasNext()) {
	this.addSpecifiedJoinColumn(this.buildJoinColumn(xmlJoinColumns.next()));
	}
	}

	protected Iterator<XmlJoinColumn> xmlJoinColumns(AbstractXmlReferenceTable xmlReferenceTable) {
	// make a copy of the XML join columns (to prevent ConcurrentModificationException)
	return (xmlReferenceTable == null) ? EmptyIterator.<XmlJoinColumn>instance()
	: new CloneIterator<XmlJoinColumn>(xmlReferenceTable.getJoinColumns());
	}


	// ******** misc ********

	protected OrmJoinColumn buildJoinColumn(XmlJoinColumn resourceJoinColumn, OrmJoinColumn.Owner owner) {
	return this.getXmlContextNodeFactory().buildOrmJoinColumn(this, owner, resourceJoinColumn);
	}


	// ******** validation ********

	@Override
	public void validate(List<IMessage> messages, IReporter reporter) {
	boolean continueValidating = this.buildTableValidator().validate(messages, reporter);

	//join column validation will handle the check for whether to validate against the database
	//some validation messages are not database specific. If the database validation for the
	//table fails we will stop there and not validate the join columns at all
	if (continueValidating) {
	this.validateJoinColumns(messages, reporter);
	}
	}

	protected void validateJoinColumns(List<IMessage> messages, IReporter reporter) {
	this.validateJoinColumns(this.joinColumns(), messages, reporter);
	}

	protected void validateJoinColumns(Iterator<OrmJoinColumn> joinColumns, List<IMessage> messages, IReporter reporter) {
	while (joinColumns.hasNext()) {
	joinColumns.next().validate(messages, reporter);
	}
	}
	}