| /******************************************************************************* |
| * 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.persistence; |
| |
| import org.eclipse.jdt.core.IPackageFragment; |
| import org.eclipse.jdt.core.IType; |
| import org.eclipse.jpt.core.context.persistence.PersistenceUnit; |
| import org.eclipse.jpt.core.internal.context.persistence.AbstractPersistenceXmlContextNode; |
| import org.eclipse.jpt.core.resource.persistence.XmlProperty; |
| import org.eclipse.jpt.core.utility.TextRange; |
| import org.eclipse.jpt.utility.internal.iterables.EmptyIterable; |
| import org.eclipse.jpt.utility.internal.iterables.SingleElementIterable; |
| import org.eclipse.text.edits.ReplaceEdit; |
| |
| /** |
| * Straightforward implementation of the persistence unit property. |
| * Notifies the persistence unit of any changes to the property. |
| */ |
| public class GenericPersistenceUnitProperty |
| extends AbstractPersistenceXmlContextNode |
| implements PersistenceUnit.Property |
| { |
| protected final XmlProperty xmlProperty; |
| protected String name; |
| protected String value; |
| |
| |
| public GenericPersistenceUnitProperty(PersistenceUnit parent, XmlProperty xmlProperty) { |
| super(parent); |
| this.xmlProperty = xmlProperty; |
| this.name = xmlProperty.getName(); |
| this.value = xmlProperty.getValue(); |
| } |
| |
| @Override |
| public PersistenceUnit getParent() { |
| return (PersistenceUnit) super.getParent(); |
| } |
| |
| public XmlProperty getXmlProperty() { |
| return this.xmlProperty; |
| } |
| |
| // ********** name ********** |
| |
| public String getName() { |
| return this.name; |
| } |
| |
| public void setName(String name) { |
| String old = this.name; |
| this.name = name; |
| if (attributeValueHasChanged(old, name)) { |
| this.xmlProperty.setName(name); |
| this.firePropertyChanged(NAME_PROPERTY, old, name); |
| getParent().propertyNameChanged(old, this.name, this.value); |
| } |
| } |
| |
| |
| // ********** value ********** |
| |
| public String getValue() { |
| return this.value; |
| } |
| |
| public void setValue(String value) { |
| String old = this.value; |
| this.value = value; |
| if (attributeValueHasChanged(old, value)) { |
| this.xmlProperty.setValue(value); |
| this.firePropertyChanged(VALUE_PROPERTY, old, value); |
| getParent().propertyValueChanged(this.name, value); |
| } |
| } |
| |
| protected String getValuePackageName() { |
| int packageEnd = this.value == null ? -1 : this.value.lastIndexOf('.'); |
| if (packageEnd == -1 ) { |
| return null; |
| } |
| return this.value.substring(0, packageEnd); |
| } |
| |
| |
| // ********** updating ********** |
| |
| public void update() { |
| this.setName(this.xmlProperty.getName()); |
| this.setValue(this.xmlProperty.getValue()); |
| } |
| |
| |
| // ********** validation ********** |
| |
| public TextRange getValidationTextRange() { |
| return this.xmlProperty.getValidationTextRange(); |
| } |
| |
| |
| // ********** refactoring ********** |
| |
| public Iterable<ReplaceEdit> createRenameTypeEdits(IType originalType, String newName) { |
| if (this.getValue() != null && this.getValue().equals(originalType.getFullyQualifiedName('.'))) { |
| return new SingleElementIterable<ReplaceEdit>(this.createRenameTypeEdit(originalType, newName)); |
| } |
| return EmptyIterable.instance(); |
| } |
| |
| protected ReplaceEdit createRenameTypeEdit(IType originalType, String newName) { |
| return this.xmlProperty.createRenameTypeEdit(originalType, newName); |
| } |
| |
| public Iterable<ReplaceEdit> createMoveTypeEdits(IType originalType, IPackageFragment newPackage) { |
| if (this.getValue() != null && this.getValue().equals(originalType.getFullyQualifiedName('.'))) { |
| return new SingleElementIterable<ReplaceEdit>(this.createRenamePackageEdit(newPackage.getElementName())); |
| } |
| return EmptyIterable.instance(); |
| } |
| |
| public Iterable<ReplaceEdit> createRenamePackageEdits(IPackageFragment originalPackage, String newName) { |
| String packageName = getValuePackageName(); |
| if (packageName != null && packageName.equals(originalPackage.getElementName())) { |
| return new SingleElementIterable<ReplaceEdit>(this.createRenamePackageEdit(newName)); |
| } |
| return EmptyIterable.instance(); |
| } |
| |
| protected ReplaceEdit createRenamePackageEdit(String newName) { |
| return this.xmlProperty.createRenamePackageEdit(newName); |
| } |
| |
| |
| // ********** misc ********** |
| |
| @Override |
| public void toString(StringBuilder sb) { |
| sb.append(this.name); |
| sb.append(" = "); //$NON-NLS-1$ |
| sb.append(this.value); |
| } |
| |
| } |