| /******************************************************************************* |
| * 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.List; |
| import org.eclipse.jpt.core.context.PrimaryKeyJoinColumn; |
| import org.eclipse.jpt.core.context.XmlContextNode; |
| import org.eclipse.jpt.core.context.orm.OrmBaseJoinColumn; |
| import org.eclipse.jpt.core.context.orm.OrmPrimaryKeyJoinColumn; |
| import org.eclipse.jpt.core.internal.context.orm.AbstractOrmNamedColumn; |
| import org.eclipse.jpt.core.resource.orm.XmlPrimaryKeyJoinColumn; |
| import org.eclipse.jpt.core.utility.TextRange; |
| import org.eclipse.jpt.db.Column; |
| import org.eclipse.jpt.db.Table; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| |
| public class GenericOrmPrimaryKeyJoinColumn extends AbstractOrmNamedColumn<XmlPrimaryKeyJoinColumn> |
| implements OrmPrimaryKeyJoinColumn |
| { |
| protected String specifiedReferencedColumnName; |
| |
| protected String defaultReferencedColumnName; |
| |
| protected XmlPrimaryKeyJoinColumn resourcePkJoinColumn; |
| |
| public GenericOrmPrimaryKeyJoinColumn(XmlContextNode parent, OrmBaseJoinColumn.Owner owner, XmlPrimaryKeyJoinColumn resourcePkJoinColumn) { |
| super(parent, owner); |
| this.initialize(resourcePkJoinColumn); |
| } |
| |
| public void initializeFrom(PrimaryKeyJoinColumn oldPkJoinColumn) { |
| super.initializeFrom(oldPkJoinColumn); |
| setSpecifiedReferencedColumnName(oldPkJoinColumn.getSpecifiedReferencedColumnName()); |
| } |
| |
| @Override |
| protected XmlPrimaryKeyJoinColumn getResourceColumn() { |
| return this.resourcePkJoinColumn; |
| } |
| |
| @Override |
| protected void addResourceColumn() { |
| //primaryKeyJoinColumns are part of a collection, the pk-join-column element will be removed/added |
| //when the XmlPrimaryKeyJoinColumn is removed/added to the XmlEntity collection |
| } |
| |
| @Override |
| protected void removeResourceColumn() { |
| //primaryKeyJoinColumns are part of a collection, the pk-join-column element will be removed/added |
| //when the XmlPrimaryKeyJoinColumn is removed/added to the XmlEntity collection |
| } |
| |
| public String getReferencedColumnName() { |
| return (this.getSpecifiedReferencedColumnName() == null) ? getDefaultReferencedColumnName() : this.getSpecifiedReferencedColumnName(); |
| } |
| |
| public String getSpecifiedReferencedColumnName() { |
| return this.specifiedReferencedColumnName; |
| } |
| |
| public void setSpecifiedReferencedColumnName(String newSpecifiedReferencedColumnName) { |
| String oldSpecifiedReferencedColumnName = this.specifiedReferencedColumnName; |
| this.specifiedReferencedColumnName = newSpecifiedReferencedColumnName; |
| getResourceColumn().setReferencedColumnName(newSpecifiedReferencedColumnName); |
| firePropertyChanged(SPECIFIED_REFERENCED_COLUMN_NAME_PROPERTY, oldSpecifiedReferencedColumnName, newSpecifiedReferencedColumnName); |
| } |
| |
| protected void setSpecifiedReferencedColumnName_(String newSpecifiedReferencedColumnName) { |
| String oldSpecifiedReferencedColumnName = this.specifiedReferencedColumnName; |
| this.specifiedReferencedColumnName = newSpecifiedReferencedColumnName; |
| firePropertyChanged(SPECIFIED_REFERENCED_COLUMN_NAME_PROPERTY, oldSpecifiedReferencedColumnName, newSpecifiedReferencedColumnName); |
| } |
| |
| public String getDefaultReferencedColumnName() { |
| return this.defaultReferencedColumnName; |
| } |
| |
| protected void setDefaultReferencedColumnName(String newDefaultReferencedColumnName) { |
| String oldDefaultReferencedColumnName = this.defaultReferencedColumnName; |
| this.defaultReferencedColumnName = newDefaultReferencedColumnName; |
| firePropertyChanged(DEFAULT_REFERENCED_COLUMN_NAME_PROPERTY, oldDefaultReferencedColumnName, newDefaultReferencedColumnName); |
| } |
| |
| @Override |
| public OrmBaseJoinColumn.Owner getOwner() { |
| return (OrmBaseJoinColumn.Owner) this.owner; |
| } |
| |
| public Column getReferencedDbColumn() { |
| Table table = this.getReferencedColumnDbTable(); |
| return (table == null) ? null : table.getColumnForIdentifier(this.getReferencedColumnName()); |
| } |
| |
| public Table getReferencedColumnDbTable() { |
| return getOwner().getReferencedColumnDbTable(); |
| } |
| |
| public boolean isReferencedColumnResolved() { |
| return getReferencedDbColumn() != null; |
| } |
| |
| public TextRange getReferencedColumnNameTextRange() { |
| if (getResourceColumn() != null) { |
| TextRange textRange = getResourceColumn().getReferencedColumnNameTextRange(); |
| if (textRange != null) { |
| return textRange; |
| } |
| } |
| return getOwner().getValidationTextRange(); |
| } |
| |
| |
| public boolean isVirtual() { |
| return getOwner().isVirtual(this); |
| } |
| |
| @Override |
| public String getTable() { |
| return getOwner().getDefaultTableName(); |
| } |
| |
| @Override |
| protected void initialize(XmlPrimaryKeyJoinColumn resourcePkJoinColumn) { |
| this.resourcePkJoinColumn = resourcePkJoinColumn; |
| super.initialize(resourcePkJoinColumn); |
| this.specifiedReferencedColumnName = getResourceReferencedColumnName(); |
| this.defaultReferencedColumnName = buildDefaultReferencedColumnName(); |
| } |
| |
| @Override |
| public void update(XmlPrimaryKeyJoinColumn resourcePkJoinColumn) { |
| this.resourcePkJoinColumn = resourcePkJoinColumn; |
| super.update(resourcePkJoinColumn); |
| this.setSpecifiedReferencedColumnName_(getResourceReferencedColumnName()); |
| this.setDefaultReferencedColumnName(buildDefaultReferencedColumnName()); |
| } |
| |
| protected String getResourceReferencedColumnName() { |
| return this.resourcePkJoinColumn == null ? null : this.resourcePkJoinColumn.getReferencedColumnName(); |
| } |
| |
| //TODO not correct when we start supporting primaryKeyJoinColumns in 1-1 mappings |
| protected String buildDefaultReferencedColumnName() { |
| return buildDefaultName(); |
| } |
| |
| |
| //******************* validation *********************** |
| |
| @Override |
| //this method will only be called if the table validates correctly |
| protected void validateName(List<IMessage> messages) { |
| //do not call super here, first need to check for multiple join columns errors |
| this.validateJoinColumnName(messages); |
| this.validateReferencedColumnName(messages); |
| } |
| |
| protected void validateJoinColumnName(List<IMessage> messages) { |
| if (this.getSpecifiedName() == null && this.getOwner().joinColumnsSize() > 1) { |
| messages.add(this.buildUnspecifiedNameMultipleJoinColumnsMessage()); |
| } |
| else if (this.getName() != null){ |
| super.validateName(messages); |
| } |
| //If the name is null and there is only one join-column, one of these validation messages will apply |
| // 1. target entity does not have a primary key |
| // 2. target entity is not specified |
| // 3. target entity is not an entity |
| } |
| |
| protected void validateReferencedColumnName(List<IMessage> messages) { |
| if (this.getSpecifiedReferencedColumnName() == null && this.getOwner().joinColumnsSize() > 1) { |
| messages.add(this.buildUnspecifiedReferencedColumnNameMultipleJoinColumnsMessage()); |
| } |
| else if (this.getReferencedColumnName() != null) { |
| Table refColumnDbTable = this.getReferencedColumnDbTable(); |
| if (refColumnDbTable != null && ! this.isReferencedColumnResolved()) { |
| messages.add(getOwner().buildUnresolvedReferencedColumnNameMessage(this, this.getReferencedColumnNameTextRange())); |
| } |
| } |
| //If the referenced column name is null and there is only one join-column, one of these validation messages will apply |
| // 1. target entity does not have a primary key |
| // 2. target entity is not specified |
| // 3. target entity is not an entity |
| } |
| |
| protected IMessage buildUnspecifiedNameMultipleJoinColumnsMessage() { |
| return getOwner().buildUnspecifiedNameMultipleJoinColumnsMessage(this, getNameTextRange()); |
| } |
| |
| protected IMessage buildUnspecifiedReferencedColumnNameMultipleJoinColumnsMessage() { |
| return getOwner().buildUnspecifiedReferencedColumnNameMultipleJoinColumnsMessage(this, getReferencedColumnNameTextRange()); |
| } |
| } |