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

 /*******************************************************************************
  * Copyright (c) 2009, 2015 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.java;

 import java.util.List;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.jpt.common.core.resource.java.JavaResourceAttribute;
 import org.eclipse.jpt.common.core.resource.java.NestableAnnotation;
 import org.eclipse.jpt.common.core.utility.TextRange;
 import org.eclipse.jpt.common.utility.internal.iterable.SubListIterableWrapper;
 import org.eclipse.jpt.common.utility.iterable.ListIterable;
 import org.eclipse.jpt.jpa.core.context.BaseJoinColumn;
 import org.eclipse.jpt.jpa.core.context.Entity;
 import org.eclipse.jpt.jpa.core.context.JoinColumn;
 import org.eclipse.jpt.jpa.core.context.JpaContextModel;
 import org.eclipse.jpt.jpa.core.context.NamedColumn;
 import org.eclipse.jpt.jpa.core.context.RelationshipStrategy;
 import org.eclipse.jpt.jpa.core.context.SpecifiedPersistentAttribute;
 import org.eclipse.jpt.jpa.core.context.SpecifiedPrimaryKeyJoinColumn;
 import org.eclipse.jpt.jpa.core.context.TypeMapping;
 import org.eclipse.jpt.jpa.core.context.java.JavaPrimaryKeyJoinColumnRelationship;
 import org.eclipse.jpt.jpa.core.context.java.JavaRelationshipMapping;
 import org.eclipse.jpt.jpa.core.context.java.JavaSpecifiedPrimaryKeyJoinColumn;
 import org.eclipse.jpt.jpa.core.context.java.JavaSpecifiedPrimaryKeyJoinColumnRelationshipStrategy;
 import org.eclipse.jpt.jpa.core.internal.context.JpaValidator;
 import org.eclipse.jpt.jpa.core.internal.jpa1.context.OneToOnePrimaryKeyJoinColumnValidator;
 import org.eclipse.jpt.jpa.core.jpa2.context.OverrideRelationship2_0;
 import org.eclipse.jpt.jpa.core.jpa2.context.SpecifiedMappingRelationshipStrategy2_0;
 import org.eclipse.jpt.jpa.core.resource.java.PrimaryKeyJoinColumnAnnotation;
 import org.eclipse.jpt.jpa.core.validation.JptJpaCoreValidationArgumentMessages;
 import org.eclipse.jpt.jpa.db.Table;
 import org.eclipse.wst.validation.internal.provisional.core.IMessage;
 import org.eclipse.wst.validation.internal.provisional.core.IReporter;

 public class GenericJavaPrimaryKeyJoinColumnRelationshipStrategy
 	extends AbstractJavaContextModel<JavaPrimaryKeyJoinColumnRelationship>
 	implements SpecifiedMappingRelationshipStrategy2_0, JavaSpecifiedPrimaryKeyJoinColumnRelationshipStrategy
 {
 	protected final ContextListContainer<JavaSpecifiedPrimaryKeyJoinColumn, PrimaryKeyJoinColumnAnnotation> primaryKeyJoinColumnContainer;
 	protected final JoinColumn.ParentAdapter primaryKeyJoinColumnParentAdapter;


 	public GenericJavaPrimaryKeyJoinColumnRelationshipStrategy(JavaPrimaryKeyJoinColumnRelationship parent) {
 		super(parent);
 		this.primaryKeyJoinColumnParentAdapter = this.buildPrimaryKeyJoinColumnParentAdapter();
 		this.primaryKeyJoinColumnContainer = this.buildPrimaryKeyJoinColumnContainer();
 	}


 	// ********** synchronize/update **********

 	@Override
 	public void synchronizeWithResourceModel(IProgressMonitor monitor) {
 		super.synchronizeWithResourceModel(monitor);
 		this.syncPrimaryKeyJoinColumns(monitor);
 	}

 	@Override
 	public void update(IProgressMonitor monitor) {
 		super.update(monitor);
 		this.updateModels(this.getPrimaryKeyJoinColumns(), monitor);
 	}


 	// ********** primary key join columns **********

 	public ListIterable<JavaSpecifiedPrimaryKeyJoinColumn> getPrimaryKeyJoinColumns() {
 		return this.primaryKeyJoinColumnContainer;
 	}

 	public int getPrimaryKeyJoinColumnsSize() {
 		return this.primaryKeyJoinColumnContainer.size();
 	}

 	public boolean hasPrimaryKeyJoinColumns() {
 		return this.getPrimaryKeyJoinColumnsSize() != 0;
 	}

 	public JavaSpecifiedPrimaryKeyJoinColumn getPrimaryKeyJoinColumn(int index) {
 		return this.primaryKeyJoinColumnContainer.get(index);
 	}

 	public JavaSpecifiedPrimaryKeyJoinColumn addPrimaryKeyJoinColumn() {
 		return this.addPrimaryKeyJoinColumn(this.getPrimaryKeyJoinColumnsSize());
 	}

 	public JavaSpecifiedPrimaryKeyJoinColumn addPrimaryKeyJoinColumn(int index) {
 		PrimaryKeyJoinColumnAnnotation annotation = this.addPrimaryKeyJoinColumnAnnotation(index);
 		return this.primaryKeyJoinColumnContainer.addContextElement(index, annotation);
 	}

 	public void removePrimaryKeyJoinColumn(SpecifiedPrimaryKeyJoinColumn joinColumn) {
 		this.removePrimaryKeyJoinColumn(this.primaryKeyJoinColumnContainer.indexOf((JavaSpecifiedPrimaryKeyJoinColumn) joinColumn));
 	}

 	public void removePrimaryKeyJoinColumn(int index) {
 		this.removePrimaryKeyJoinColumnAnnotation(index);
 		this.primaryKeyJoinColumnContainer.remove(index);
 	}

 	public void movePrimaryKeyJoinColumn(int targetIndex, int sourceIndex) {
 		this.movePrimaryKeyJoinColumnAnnotation(targetIndex, sourceIndex);
 		this.primaryKeyJoinColumnContainer.move(targetIndex, sourceIndex);
 	}

 	protected void syncPrimaryKeyJoinColumns(IProgressMonitor monitor) {
 		this.primaryKeyJoinColumnContainer.synchronizeWithResourceModel(monitor);
 	}

 	protected ContextListContainer<JavaSpecifiedPrimaryKeyJoinColumn, PrimaryKeyJoinColumnAnnotation> buildPrimaryKeyJoinColumnContainer() {
 		return this.buildSpecifiedContextListContainer(PRIMARY_KEY_JOIN_COLUMNS_LIST, new PrimaryKeyJoinColumnContainerAdapter());
 	}

 	/**
 	 * primary key join column container adapter
 	 */
 	public class PrimaryKeyJoinColumnContainerAdapter
 		extends AbstractContainerAdapter<JavaSpecifiedPrimaryKeyJoinColumn, PrimaryKeyJoinColumnAnnotation>
 	{
 		public JavaSpecifiedPrimaryKeyJoinColumn buildContextElement(PrimaryKeyJoinColumnAnnotation resourceElement) {
 			return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.buildPrimaryKeyJoinColumn(resourceElement);
 		}
 		public ListIterable<PrimaryKeyJoinColumnAnnotation> getResourceElements() {
 			return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getPrimaryKeyJoinColumnAnnotations();
 		}
 		public PrimaryKeyJoinColumnAnnotation extractResourceElement(JavaSpecifiedPrimaryKeyJoinColumn contextElement) {
 			return contextElement.getColumnAnnotation();
 		}
 	}

 	protected JoinColumn.ParentAdapter buildPrimaryKeyJoinColumnParentAdapter() {
 		return new PrimaryKeyJoinColumnParentAdapter();
 	}

 	protected JavaSpecifiedPrimaryKeyJoinColumn buildPrimaryKeyJoinColumn(PrimaryKeyJoinColumnAnnotation annotation) {
 		return this.getJpaFactory().buildJavaPrimaryKeyJoinColumn(this.primaryKeyJoinColumnParentAdapter, annotation);
 	}


 	// ********** primary key join column annotations **********

 	protected ListIterable<PrimaryKeyJoinColumnAnnotation> getPrimaryKeyJoinColumnAnnotations() {
 		return new SubListIterableWrapper<NestableAnnotation, PrimaryKeyJoinColumnAnnotation>(this.getNestablePrimaryKeyJoinColumnAnnotations());
 	}

 	protected ListIterable<NestableAnnotation> getNestablePrimaryKeyJoinColumnAnnotations() {
 		return this.getResourceAttribute().getAnnotations(PrimaryKeyJoinColumnAnnotation.ANNOTATION_NAME);
 	}

 	protected PrimaryKeyJoinColumnAnnotation addPrimaryKeyJoinColumnAnnotation(int index) {
 		return (PrimaryKeyJoinColumnAnnotation) this.getResourceAttribute().addAnnotation(index, PrimaryKeyJoinColumnAnnotation.ANNOTATION_NAME);
 	}

 	protected void removePrimaryKeyJoinColumnAnnotation(int index) {
 		this.getResourceAttribute().removeAnnotation(index, PrimaryKeyJoinColumnAnnotation.ANNOTATION_NAME);
 	}

 	protected void movePrimaryKeyJoinColumnAnnotation(int targetIndex, int sourceIndex) {
 		this.getResourceAttribute().moveAnnotation(targetIndex, sourceIndex, PrimaryKeyJoinColumnAnnotation.ANNOTATION_NAME);
 	}


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

 	public JavaPrimaryKeyJoinColumnRelationship getRelationship() {
 		return this.parent;
 	}

 	protected JavaRelationshipMapping getRelationshipMapping() {
 		return this.getRelationship().getMapping();
 	}

 	protected JavaResourceAttribute getResourceAttribute() {
 		return this.getRelationship().getMapping().getResourceAttribute();
 	}

 	public String getTableName() {
 		return this.getTypeMapping().getPrimaryTableName();
 	}

 	public Table resolveDbTable(String tableName) {
 		return this.getTypeMapping().resolveDbTable(tableName);
 	}

 	public boolean tableNameIsInvalid(String tableName) {
 		return this.getTypeMapping().tableNameIsInvalid(tableName);
 	}

 	public boolean isOverridable() {
 		return false;
 	}

 	public String getColumnTableNotValidDescription() {
 		return JptJpaCoreValidationArgumentMessages.NOT_VALID_FOR_THIS_ENTITY;
 	}

 	protected TypeMapping getTypeMapping() {
 		return this.getRelationshipMapping().getTypeMapping();
 	}

 	public RelationshipStrategy selectOverrideStrategy(OverrideRelationship2_0 overrideRelationship) {
 		return null;  // pk join column strategies cannot be overridden
 	}

 	public void addStrategy() {
 		if (this.getPrimaryKeyJoinColumnsSize() == 0) {
 			this.addPrimaryKeyJoinColumn();
 		}
 	}

 	public void removeStrategy() {
 		for (int i = this.getPrimaryKeyJoinColumnsSize(); i-- > 0; ) {
 			this.removePrimaryKeyJoinColumn(i);
 		}
 	}


 	// ********** Java completion proposals **********

 	@Override
 	public Iterable<String> getCompletionProposals(int pos) {
 		Iterable<String> result = super.getCompletionProposals(pos);
 		if (result != null) {
 			return result;
 		}
 		for (JavaSpecifiedPrimaryKeyJoinColumn column : this.getPrimaryKeyJoinColumns()) {
 			result = column.getCompletionProposals(pos);
 			if (result != null) {
 				return result;
 			}
 		}
 		return null;
 	}


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

 	@Override
 	public void validate(List<IMessage> messages, IReporter reporter) {
 		super.validate(messages, reporter);
 		for (JavaSpecifiedPrimaryKeyJoinColumn pkJoinColumn : this.getPrimaryKeyJoinColumns()) {
 			pkJoinColumn.validate(messages, reporter);
 		}
 	}

 	public TextRange getValidationTextRange() {
 		return this.getRelationship().getValidationTextRange();
 	}


 	// ********** join column parent adapter **********

 	public class PrimaryKeyJoinColumnParentAdapter
 		implements JoinColumn.ParentAdapter
 	{
 		public JpaContextModel getColumnParent() {
 			return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this;
 		}

 		/**
 		 * by default, the join column is in the type mapping's primary table
 		 */
 		public String getDefaultTableName() {
 			return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getTableName();
 		}

 		public Entity getRelationshipTarget() {
 			return this.getRelationshipMapping().getResolvedTargetEntity();
 		}

 		public String getAttributeName() {
 			return this.getRelationshipMapping().getName();
 		}

 		protected SpecifiedPersistentAttribute getPersistentAttribute() {
 			return this.getRelationshipMapping().getPersistentAttribute();
 		}

 		public boolean tableNameIsInvalid(String tableName) {
 			return this.getTypeMapping().tableNameIsInvalid(tableName);
 		}

 		/**
 		 * the join column can be on a secondary table
 		 */
 		public Iterable<String> getCandidateTableNames() {
 			return this.getTypeMapping().getAllAssociatedTableNames();
 		}

 		protected TypeMapping getTypeMapping() {
 			return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getTypeMapping();
 		}

 		public Table resolveDbTable(String tableName) {
 			return this.getTypeMapping().resolveDbTable(tableName);
 		}

 		public Table getReferencedColumnDbTable() {
 			Entity targetEntity = this.getRelationshipTarget();
 			return (targetEntity == null) ? null : targetEntity.getPrimaryDbTable();
 		}

 		public String getDefaultColumnName(NamedColumn column) {
 			return null;
 		}

 		public TextRange getValidationTextRange() {
 			return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getValidationTextRange();
 		}

 		public int getJoinColumnsSize() {
 			return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getPrimaryKeyJoinColumnsSize();
 		}

 		public JpaValidator buildColumnValidator(NamedColumn column) {
 			return new OneToOnePrimaryKeyJoinColumnValidator(this.getPersistentAttribute(), (BaseJoinColumn) column, this);
 		}

 		protected JavaRelationshipMapping getRelationshipMapping() {
 			return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getRelationshipMapping();
 		}
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2009, 2015 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.java;

	import java.util.List;
	import org.eclipse.core.runtime.IProgressMonitor;
	import org.eclipse.jpt.common.core.resource.java.JavaResourceAttribute;
	import org.eclipse.jpt.common.core.resource.java.NestableAnnotation;
	import org.eclipse.jpt.common.core.utility.TextRange;
	import org.eclipse.jpt.common.utility.internal.iterable.SubListIterableWrapper;
	import org.eclipse.jpt.common.utility.iterable.ListIterable;
	import org.eclipse.jpt.jpa.core.context.BaseJoinColumn;
	import org.eclipse.jpt.jpa.core.context.Entity;
	import org.eclipse.jpt.jpa.core.context.JoinColumn;
	import org.eclipse.jpt.jpa.core.context.JpaContextModel;
	import org.eclipse.jpt.jpa.core.context.NamedColumn;
	import org.eclipse.jpt.jpa.core.context.RelationshipStrategy;
	import org.eclipse.jpt.jpa.core.context.SpecifiedPersistentAttribute;
	import org.eclipse.jpt.jpa.core.context.SpecifiedPrimaryKeyJoinColumn;
	import org.eclipse.jpt.jpa.core.context.TypeMapping;
	import org.eclipse.jpt.jpa.core.context.java.JavaPrimaryKeyJoinColumnRelationship;
	import org.eclipse.jpt.jpa.core.context.java.JavaRelationshipMapping;
	import org.eclipse.jpt.jpa.core.context.java.JavaSpecifiedPrimaryKeyJoinColumn;
	import org.eclipse.jpt.jpa.core.context.java.JavaSpecifiedPrimaryKeyJoinColumnRelationshipStrategy;
	import org.eclipse.jpt.jpa.core.internal.context.JpaValidator;
	import org.eclipse.jpt.jpa.core.internal.jpa1.context.OneToOnePrimaryKeyJoinColumnValidator;
	import org.eclipse.jpt.jpa.core.jpa2.context.OverrideRelationship2_0;
	import org.eclipse.jpt.jpa.core.jpa2.context.SpecifiedMappingRelationshipStrategy2_0;
	import org.eclipse.jpt.jpa.core.resource.java.PrimaryKeyJoinColumnAnnotation;
	import org.eclipse.jpt.jpa.core.validation.JptJpaCoreValidationArgumentMessages;
	import org.eclipse.jpt.jpa.db.Table;
	import org.eclipse.wst.validation.internal.provisional.core.IMessage;
	import org.eclipse.wst.validation.internal.provisional.core.IReporter;

	public class GenericJavaPrimaryKeyJoinColumnRelationshipStrategy
	extends AbstractJavaContextModel<JavaPrimaryKeyJoinColumnRelationship>
	implements SpecifiedMappingRelationshipStrategy2_0, JavaSpecifiedPrimaryKeyJoinColumnRelationshipStrategy
	{
	protected final ContextListContainer<JavaSpecifiedPrimaryKeyJoinColumn, PrimaryKeyJoinColumnAnnotation> primaryKeyJoinColumnContainer;
	protected final JoinColumn.ParentAdapter primaryKeyJoinColumnParentAdapter;


	public GenericJavaPrimaryKeyJoinColumnRelationshipStrategy(JavaPrimaryKeyJoinColumnRelationship parent) {
	super(parent);
	this.primaryKeyJoinColumnParentAdapter = this.buildPrimaryKeyJoinColumnParentAdapter();
	this.primaryKeyJoinColumnContainer = this.buildPrimaryKeyJoinColumnContainer();
	}


	// ******** synchronize/update ********

	@Override
	public void synchronizeWithResourceModel(IProgressMonitor monitor) {
	super.synchronizeWithResourceModel(monitor);
	this.syncPrimaryKeyJoinColumns(monitor);
	}

	@Override
	public void update(IProgressMonitor monitor) {
	super.update(monitor);
	this.updateModels(this.getPrimaryKeyJoinColumns(), monitor);
	}


	// ******** primary key join columns ********

	public ListIterable<JavaSpecifiedPrimaryKeyJoinColumn> getPrimaryKeyJoinColumns() {
	return this.primaryKeyJoinColumnContainer;
	}

	public int getPrimaryKeyJoinColumnsSize() {
	return this.primaryKeyJoinColumnContainer.size();
	}

	public boolean hasPrimaryKeyJoinColumns() {
	return this.getPrimaryKeyJoinColumnsSize() != 0;
	}

	public JavaSpecifiedPrimaryKeyJoinColumn getPrimaryKeyJoinColumn(int index) {
	return this.primaryKeyJoinColumnContainer.get(index);
	}

	public JavaSpecifiedPrimaryKeyJoinColumn addPrimaryKeyJoinColumn() {
	return this.addPrimaryKeyJoinColumn(this.getPrimaryKeyJoinColumnsSize());
	}

	public JavaSpecifiedPrimaryKeyJoinColumn addPrimaryKeyJoinColumn(int index) {
	PrimaryKeyJoinColumnAnnotation annotation = this.addPrimaryKeyJoinColumnAnnotation(index);
	return this.primaryKeyJoinColumnContainer.addContextElement(index, annotation);
	}

	public void removePrimaryKeyJoinColumn(SpecifiedPrimaryKeyJoinColumn joinColumn) {
	this.removePrimaryKeyJoinColumn(this.primaryKeyJoinColumnContainer.indexOf((JavaSpecifiedPrimaryKeyJoinColumn) joinColumn));
	}

	public void removePrimaryKeyJoinColumn(int index) {
	this.removePrimaryKeyJoinColumnAnnotation(index);
	this.primaryKeyJoinColumnContainer.remove(index);
	}

	public void movePrimaryKeyJoinColumn(int targetIndex, int sourceIndex) {
	this.movePrimaryKeyJoinColumnAnnotation(targetIndex, sourceIndex);
	this.primaryKeyJoinColumnContainer.move(targetIndex, sourceIndex);
	}

	protected void syncPrimaryKeyJoinColumns(IProgressMonitor monitor) {
	this.primaryKeyJoinColumnContainer.synchronizeWithResourceModel(monitor);
	}

	protected ContextListContainer<JavaSpecifiedPrimaryKeyJoinColumn, PrimaryKeyJoinColumnAnnotation> buildPrimaryKeyJoinColumnContainer() {
	return this.buildSpecifiedContextListContainer(PRIMARY_KEY_JOIN_COLUMNS_LIST, new PrimaryKeyJoinColumnContainerAdapter());
	}

	/**
	* primary key join column container adapter
	*/
	public class PrimaryKeyJoinColumnContainerAdapter
	extends AbstractContainerAdapter<JavaSpecifiedPrimaryKeyJoinColumn, PrimaryKeyJoinColumnAnnotation>
	{
	public JavaSpecifiedPrimaryKeyJoinColumn buildContextElement(PrimaryKeyJoinColumnAnnotation resourceElement) {
	return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.buildPrimaryKeyJoinColumn(resourceElement);
	}
	public ListIterable<PrimaryKeyJoinColumnAnnotation> getResourceElements() {
	return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getPrimaryKeyJoinColumnAnnotations();
	}
	public PrimaryKeyJoinColumnAnnotation extractResourceElement(JavaSpecifiedPrimaryKeyJoinColumn contextElement) {
	return contextElement.getColumnAnnotation();
	}
	}

	protected JoinColumn.ParentAdapter buildPrimaryKeyJoinColumnParentAdapter() {
	return new PrimaryKeyJoinColumnParentAdapter();
	}

	protected JavaSpecifiedPrimaryKeyJoinColumn buildPrimaryKeyJoinColumn(PrimaryKeyJoinColumnAnnotation annotation) {
	return this.getJpaFactory().buildJavaPrimaryKeyJoinColumn(this.primaryKeyJoinColumnParentAdapter, annotation);
	}


	// ******** primary key join column annotations ********

	protected ListIterable<PrimaryKeyJoinColumnAnnotation> getPrimaryKeyJoinColumnAnnotations() {
	return new SubListIterableWrapper<NestableAnnotation, PrimaryKeyJoinColumnAnnotation>(this.getNestablePrimaryKeyJoinColumnAnnotations());
	}

	protected ListIterable<NestableAnnotation> getNestablePrimaryKeyJoinColumnAnnotations() {
	return this.getResourceAttribute().getAnnotations(PrimaryKeyJoinColumnAnnotation.ANNOTATION_NAME);
	}

	protected PrimaryKeyJoinColumnAnnotation addPrimaryKeyJoinColumnAnnotation(int index) {
	return (PrimaryKeyJoinColumnAnnotation) this.getResourceAttribute().addAnnotation(index, PrimaryKeyJoinColumnAnnotation.ANNOTATION_NAME);
	}

	protected void removePrimaryKeyJoinColumnAnnotation(int index) {
	this.getResourceAttribute().removeAnnotation(index, PrimaryKeyJoinColumnAnnotation.ANNOTATION_NAME);
	}

	protected void movePrimaryKeyJoinColumnAnnotation(int targetIndex, int sourceIndex) {
	this.getResourceAttribute().moveAnnotation(targetIndex, sourceIndex, PrimaryKeyJoinColumnAnnotation.ANNOTATION_NAME);
	}


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

	public JavaPrimaryKeyJoinColumnRelationship getRelationship() {
	return this.parent;
	}

	protected JavaRelationshipMapping getRelationshipMapping() {
	return this.getRelationship().getMapping();
	}

	protected JavaResourceAttribute getResourceAttribute() {
	return this.getRelationship().getMapping().getResourceAttribute();
	}

	public String getTableName() {
	return this.getTypeMapping().getPrimaryTableName();
	}

	public Table resolveDbTable(String tableName) {
	return this.getTypeMapping().resolveDbTable(tableName);
	}

	public boolean tableNameIsInvalid(String tableName) {
	return this.getTypeMapping().tableNameIsInvalid(tableName);
	}

	public boolean isOverridable() {
	return false;
	}

	public String getColumnTableNotValidDescription() {
	return JptJpaCoreValidationArgumentMessages.NOT_VALID_FOR_THIS_ENTITY;
	}

	protected TypeMapping getTypeMapping() {
	return this.getRelationshipMapping().getTypeMapping();
	}

	public RelationshipStrategy selectOverrideStrategy(OverrideRelationship2_0 overrideRelationship) {
	return null; // pk join column strategies cannot be overridden
	}

	public void addStrategy() {
	if (this.getPrimaryKeyJoinColumnsSize() == 0) {
	this.addPrimaryKeyJoinColumn();
	}
	}

	public void removeStrategy() {
	for (int i = this.getPrimaryKeyJoinColumnsSize(); i-- > 0; ) {
	this.removePrimaryKeyJoinColumn(i);
	}
	}


	// ******** Java completion proposals ********

	@Override
	public Iterable<String> getCompletionProposals(int pos) {
	Iterable<String> result = super.getCompletionProposals(pos);
	if (result != null) {
	return result;
	}
	for (JavaSpecifiedPrimaryKeyJoinColumn column : this.getPrimaryKeyJoinColumns()) {
	result = column.getCompletionProposals(pos);
	if (result != null) {
	return result;
	}
	}
	return null;
	}


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

	@Override
	public void validate(List<IMessage> messages, IReporter reporter) {
	super.validate(messages, reporter);
	for (JavaSpecifiedPrimaryKeyJoinColumn pkJoinColumn : this.getPrimaryKeyJoinColumns()) {
	pkJoinColumn.validate(messages, reporter);
	}
	}

	public TextRange getValidationTextRange() {
	return this.getRelationship().getValidationTextRange();
	}


	// ******** join column parent adapter ********

	public class PrimaryKeyJoinColumnParentAdapter
	implements JoinColumn.ParentAdapter
	{
	public JpaContextModel getColumnParent() {
	return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this;
	}

	/**
	* by default, the join column is in the type mapping's primary table
	*/
	public String getDefaultTableName() {
	return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getTableName();
	}

	public Entity getRelationshipTarget() {
	return this.getRelationshipMapping().getResolvedTargetEntity();
	}

	public String getAttributeName() {
	return this.getRelationshipMapping().getName();
	}

	protected SpecifiedPersistentAttribute getPersistentAttribute() {
	return this.getRelationshipMapping().getPersistentAttribute();
	}

	public boolean tableNameIsInvalid(String tableName) {
	return this.getTypeMapping().tableNameIsInvalid(tableName);
	}

	/**
	* the join column can be on a secondary table
	*/
	public Iterable<String> getCandidateTableNames() {
	return this.getTypeMapping().getAllAssociatedTableNames();
	}

	protected TypeMapping getTypeMapping() {
	return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getTypeMapping();
	}

	public Table resolveDbTable(String tableName) {
	return this.getTypeMapping().resolveDbTable(tableName);
	}

	public Table getReferencedColumnDbTable() {
	Entity targetEntity = this.getRelationshipTarget();
	return (targetEntity == null) ? null : targetEntity.getPrimaryDbTable();
	}

	public String getDefaultColumnName(NamedColumn column) {
	return null;
	}

	public TextRange getValidationTextRange() {
	return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getValidationTextRange();
	}

	public int getJoinColumnsSize() {
	return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getPrimaryKeyJoinColumnsSize();
	}

	public JpaValidator buildColumnValidator(NamedColumn column) {
	return new OneToOnePrimaryKeyJoinColumnValidator(this.getPersistentAttribute(), (BaseJoinColumn) column, this);
	}

	protected JavaRelationshipMapping getRelationshipMapping() {
	return GenericJavaPrimaryKeyJoinColumnRelationshipStrategy.this.getRelationshipMapping();
	}
	}
	}