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/*******************************************************************************
* Copyright (c) 2008 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.ArrayList;
import java.util.List;
import java.util.ListIterator;
import org.eclipse.jpt.core.context.UniqueConstraint;
import org.eclipse.jpt.core.context.orm.OrmJpaContextNode;
import org.eclipse.jpt.core.context.orm.OrmUniqueConstraint;
import org.eclipse.jpt.core.resource.orm.XmlUniqueConstraint;
import org.eclipse.jpt.core.utility.TextRange;
import org.eclipse.jpt.utility.internal.CollectionTools;
import org.eclipse.jpt.utility.internal.iterators.CloneListIterator;
public class GenericOrmUniqueConstraint extends AbstractOrmJpaContextNode
implements OrmUniqueConstraint
{
protected final List<String> columnNames;
protected XmlUniqueConstraint uniqueConstraint;
protected UniqueConstraint.Owner owner;
public GenericOrmUniqueConstraint(OrmJpaContextNode parent, UniqueConstraint.Owner owner, XmlUniqueConstraint uniqueConstraint) {
super(parent);
this.owner = owner;
this.columnNames = new ArrayList<String>();
this.initialize(uniqueConstraint);
}
public ListIterator<String> columnNames() {
return new CloneListIterator<String>(this.columnNames);
}
public int columnNamesSize() {
return this.columnNames.size();
}
public void addColumnName(int index, String columnName) {
this.columnNames.add(index, columnName);
this.uniqueConstraint.getColumnNames().add(index, columnName);
fireItemAdded(UniqueConstraint.COLUMN_NAMES_LIST, index, columnName);
}
protected void addColumnName_(int index, String columnName) {
this.columnNames.add(index, columnName);
fireItemAdded(UniqueConstraint.COLUMN_NAMES_LIST, index, columnName);
}
public void removeColumnName(String columnName) {
this.removeColumnName(this.columnNames.indexOf(columnName));
}
public void removeColumnName(int index) {
String removedColumnName = this.columnNames.remove(index);
this.uniqueConstraint.getColumnNames().remove(index);
fireItemRemoved(UniqueConstraint.COLUMN_NAMES_LIST, index, removedColumnName);
}
protected void removeColumnName_(int index) {
String removedColumnName = this.columnNames.remove(index);
fireItemRemoved(UniqueConstraint.COLUMN_NAMES_LIST, index, removedColumnName);
}
public void moveColumnName(int targetIndex, int sourceIndex) {
CollectionTools.move(this.columnNames, targetIndex, sourceIndex);
this.uniqueConstraint.getColumnNames().move(targetIndex, sourceIndex);
fireItemMoved(UniqueConstraint.COLUMN_NAMES_LIST, targetIndex, sourceIndex);
}
public TextRange getValidationTextRange() {
return this.uniqueConstraint.getValidationTextRange();
}
protected void initialize(XmlUniqueConstraint uniqueConstraint) {
this.uniqueConstraint = uniqueConstraint;
this.initializeColumnNames(uniqueConstraint);
}
protected void initializeColumnNames(XmlUniqueConstraint uniqueConstraint) {
ListIterator<String> xmlColumnNames = new CloneListIterator<String>(uniqueConstraint.getColumnNames());
for (String annotationColumnName : CollectionTools.iterable(xmlColumnNames)) {
this.columnNames.add(annotationColumnName);
}
}
public void update(XmlUniqueConstraint uniqueConstraint) {
this.uniqueConstraint = uniqueConstraint;
this.updateColumnNames(uniqueConstraint);
}
protected void updateColumnNames(XmlUniqueConstraint uniqueConstraint) {
ListIterator<String> xmlColumnNames = new CloneListIterator<String>(uniqueConstraint.getColumnNames());
int index = 0;
for (String xmlColumnName : CollectionTools.iterable(xmlColumnNames)) {
if (columnNamesSize() > index) {
if (this.columnNames.get(index) != xmlColumnName) {
addColumnName_(index, xmlColumnName);
}
}
else {
addColumnName_(index, xmlColumnName);
}
index++;
}
for ( ; index < columnNamesSize(); ) {
removeColumnName_(index);
}
}
}
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