diff options
Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/context/orm/AbstractOrmJoinColumnJoiningStrategy.java')
| -rw-r--r-- | jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/context/orm/AbstractOrmJoinColumnJoiningStrategy.java | 300 |
1 files changed, 0 insertions, 300 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/context/orm/AbstractOrmJoinColumnJoiningStrategy.java b/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/context/orm/AbstractOrmJoinColumnJoiningStrategy.java deleted file mode 100644 index 7c1f778da8..0000000000 --- a/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/context/orm/AbstractOrmJoinColumnJoiningStrategy.java +++ /dev/null @@ -1,300 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2009, 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.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.JoinColumnEnabledRelationshipReference; -import org.eclipse.jpt.core.context.JoinColumnJoiningStrategy; -import org.eclipse.jpt.core.context.RelationshipMapping; -import org.eclipse.jpt.core.context.TypeMapping; -import org.eclipse.jpt.core.context.orm.OrmJoinColumn; -import org.eclipse.jpt.core.context.orm.OrmJoinColumnJoiningStrategy; -import org.eclipse.jpt.core.resource.orm.OrmFactory; -import org.eclipse.jpt.core.resource.orm.XmlJoinColumn; -import org.eclipse.jpt.core.resource.orm.XmlJoinColumnsMapping; -import org.eclipse.jpt.db.Table; -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 AbstractOrmJoinColumnJoiningStrategy - extends AbstractOrmXmlContextNode - implements OrmJoinColumnJoiningStrategy -{ - protected OrmJoinColumn defaultJoinColumn; - - protected final Vector<OrmJoinColumn> specifiedJoinColumns = new Vector<OrmJoinColumn>(); - - protected final OrmJoinColumn.Owner joinColumnOwner; - - protected XmlJoinColumnsMapping resource; - - - protected AbstractOrmJoinColumnJoiningStrategy( - JoinColumnEnabledRelationshipReference parent, - XmlJoinColumnsMapping resource) { - super(parent); - this.resource = resource; - this.joinColumnOwner = this.buildJoinColumnOwner(); - this.initializeSpecifiedJoinColumns(); - this.initializeDefaultJoinColumn(); - } - - public void initializeFrom(JoinColumnJoiningStrategy oldStrategy) { - for (JoinColumn joinColumn : CollectionTools.iterable(oldStrategy.joinColumns())) { - JoinColumn newJoinColumn = this.addSpecifiedJoinColumn(this.specifiedJoinColumnsSize()); - newJoinColumn.setSpecifiedName(joinColumn.getName()); - newJoinColumn.setSpecifiedReferencedColumnName(joinColumn.getReferencedColumnName()); - } - } - - protected abstract OrmJoinColumn.Owner buildJoinColumnOwner(); - - protected void initializeSpecifiedJoinColumns() { - for (XmlJoinColumn resourceJoinColumn : this.resource.getJoinColumns()) { - this.specifiedJoinColumns.add(buildJoinColumn(resourceJoinColumn)); - } - } - - protected void initializeDefaultJoinColumn() { - if (mayHaveDefaultJoinColumn()) { - this.defaultJoinColumn = this.buildJoinColumn(null); - } - } - - @Override - public JoinColumnEnabledRelationshipReference getParent() { - return (JoinColumnEnabledRelationshipReference) super.getParent(); - } - - public JoinColumnEnabledRelationshipReference getRelationshipReference() { - return this.getParent(); - } - - public RelationshipMapping getRelationshipMapping() { - return this.getRelationshipReference().getRelationshipMapping(); - } - - public String getTableName() { - TypeMapping typeMapping = getRelationshipSource(); - return typeMapping == null ? null : getRelationshipSource().getPrimaryTableName(); - } - - public Table getDbTable(String tableName) { - TypeMapping typeMapping = getRelationshipSource(); - return typeMapping == null ? null : typeMapping.getDbTable(tableName); - } - - public boolean tableNameIsInvalid(String tableName) { - TypeMapping typeMapping = getRelationshipSource(); - return typeMapping == null ? false : typeMapping.tableNameIsInvalid(tableName); - } - - protected Iterator<String> candidateTableNames() { - TypeMapping typeMapping = getRelationshipSource(); - return typeMapping == null ? EmptyIterator.<String> instance() : typeMapping.associatedTableNamesIncludingInherited(); - } - - public void addStrategy() { - if (specifiedJoinColumnsSize() == 0) { - addSpecifiedJoinColumn(0); - } - } - - public void removeStrategy() { - for (JoinColumn each : CollectionTools.iterable(specifiedJoinColumns())) { - removeSpecifiedJoinColumn(each); - } - } - - public Table getReferencedColumnDbTable() { - TypeMapping relationshipTarget = getRelationshipTarget(); - return (relationshipTarget == null) ? null : relationshipTarget.getPrimaryDbTable(); - } - - - // **************** join columns ******************************************* - - public ListIterator<OrmJoinColumn> joinColumns() { - return this.hasSpecifiedJoinColumns() ? - this.specifiedJoinColumns() : this.defaultJoinColumns(); - } - - public int joinColumnsSize() { - return this.hasSpecifiedJoinColumns() ? - this.specifiedJoinColumnsSize() : this.defaultJoinColumnsSize(); - } - - - // **************** default join column ************************************ - - public OrmJoinColumn getDefaultJoinColumn() { - return this.defaultJoinColumn; - } - - protected void setDefaultJoinColumn(OrmJoinColumn joinColumn) { - OrmJoinColumn old = this.defaultJoinColumn; - this.defaultJoinColumn = joinColumn; - this.firePropertyChanged(DEFAULT_JOIN_COLUMN_PROPERTY, old, joinColumn); - } - - 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; - } - - - // **************** 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.isEmpty(); - } - - public OrmJoinColumn addSpecifiedJoinColumn(int index) { - OrmJoinColumn oldDefaultJoinColumn = this.defaultJoinColumn; - if (oldDefaultJoinColumn != null) { - //null the default join column now if one already exists. - //if one does not exist, there is already a specified join column. - //Remove it now so that it doesn't get removed during an update and - //cause change notifications to be sent to the UI in the wrong order - this.defaultJoinColumn = null; - } - XmlJoinColumn resourceJoinColumn = OrmFactory.eINSTANCE.createXmlJoinColumn(); - OrmJoinColumn contextJoinColumn = this.buildJoinColumn(resourceJoinColumn); - this.specifiedJoinColumns.add(index, contextJoinColumn); - this.resource.getJoinColumns().add(index, resourceJoinColumn); - this.fireItemAdded(SPECIFIED_JOIN_COLUMNS_LIST, index, contextJoinColumn); - if (oldDefaultJoinColumn != null) { - this.firePropertyChanged(DEFAULT_JOIN_COLUMN_PROPERTY, oldDefaultJoinColumn, null); - } - return contextJoinColumn; - } - - 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.specifiedJoinColumns.isEmpty()) { - //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.resource.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_PROPERTY, null, this.defaultJoinColumn); - } - } - - protected void removeSpecifiedJoinColumn_(OrmJoinColumn joinColumn) { - removeItemFromList(joinColumn, this.specifiedJoinColumns, SPECIFIED_JOIN_COLUMNS_LIST); - } - - public void moveSpecifiedJoinColumn(int targetIndex, int sourceIndex) { - CollectionTools.move(this.specifiedJoinColumns, targetIndex, sourceIndex); - this.resource.getJoinColumns().move(targetIndex, sourceIndex); - fireItemMoved(SPECIFIED_JOIN_COLUMNS_LIST, targetIndex, sourceIndex); - } - - protected OrmJoinColumn buildJoinColumn(XmlJoinColumn resourceJoinColumn) { - return this.getXmlContextNodeFactory().buildOrmJoinColumn(this, this.joinColumnOwner, resourceJoinColumn); - } - - // **************** resource => context ************************************ - - public void update() { - updateSpecifiedJoinColumns(); - updateDefaultJoinColumn(); - } - - protected void updateSpecifiedJoinColumns() { - // make a copy of the XML join columns (to prevent ConcurrentModificationException) - Iterator<XmlJoinColumn> xmlJoinColumns = - new CloneIterator<XmlJoinColumn>(this.resource.getJoinColumns()); - - for (Iterator<OrmJoinColumn> contextJoinColumns = this.specifiedJoinColumns(); - contextJoinColumns.hasNext(); ) { - OrmJoinColumn contextJoinColumn = contextJoinColumns.next(); - if (xmlJoinColumns.hasNext()) { - contextJoinColumn.update(xmlJoinColumns.next()); - } - else { - removeSpecifiedJoinColumn_(contextJoinColumn); - } - } - - while (xmlJoinColumns.hasNext()) { - addSpecifiedJoinColumn(buildJoinColumn(xmlJoinColumns.next())); - } - } - - protected void updateDefaultJoinColumn() { - if (mayHaveDefaultJoinColumn()) { - if (this.defaultJoinColumn == null) { - this.setDefaultJoinColumn(this.buildJoinColumn(null)); - } else { - this.defaultJoinColumn.update(null); - } - } else { - this.setDefaultJoinColumn(null); - } - } - - protected boolean mayHaveDefaultJoinColumn() { - return getRelationshipReference().mayHaveDefaultJoinColumn() - && ! hasSpecifiedJoinColumns(); - } - - - // **************** validation ********************************************* - - @Override - public void validate(List<IMessage> messages, IReporter reporter) { - super.validate(messages, reporter); - for (Iterator<OrmJoinColumn> stream = this.joinColumns(); stream.hasNext(); ) { - stream.next().validate(messages, reporter); - } - } -} |