| /******************************************************************************* |
| * Copyright (c) 2007, 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 org.eclipse.jpt.core.context.NamedColumn; |
| import org.eclipse.jpt.core.context.orm.OrmJpaContextNode; |
| import org.eclipse.jpt.core.context.orm.OrmNamedColumn; |
| import org.eclipse.jpt.core.resource.orm.XmlNamedColumn; |
| import org.eclipse.jpt.core.utility.TextRange; |
| import org.eclipse.jpt.db.Column; |
| import org.eclipse.jpt.db.Table; |
| |
| |
| public abstract class AbstractOrmNamedColumn<T extends XmlNamedColumn> extends AbstractOrmJpaContextNode |
| implements OrmNamedColumn |
| { |
| protected Owner owner; |
| |
| protected String specifiedName; |
| |
| protected String defaultName; |
| |
| protected String columnDefinition; |
| |
| protected AbstractOrmNamedColumn(OrmJpaContextNode parent, Owner owner) { |
| super(parent); |
| this.owner = owner; |
| } |
| |
| @Override |
| public OrmJpaContextNode getParent() { |
| return (OrmJpaContextNode) super.getParent(); |
| } |
| |
| public void initializeFrom(NamedColumn oldColumn) { |
| setSpecifiedName(oldColumn.getSpecifiedName()); |
| setColumnDefinition(oldColumn.getColumnDefinition()); |
| } |
| |
| protected abstract T getColumnResource(); |
| |
| protected abstract void removeColumnResource(); |
| |
| protected abstract void addColumnResource(); |
| |
| public Owner getOwner() { |
| return this.owner; |
| } |
| |
| public String getName() { |
| return (this.specifiedName != null) ? this.specifiedName : this.defaultName; |
| } |
| |
| public String getSpecifiedName() { |
| return this.specifiedName; |
| } |
| |
| public void setSpecifiedName(String newSpecifiedName) { |
| String oldSpecifiedName = this.specifiedName; |
| this.specifiedName = newSpecifiedName; |
| if (oldSpecifiedName != newSpecifiedName) { |
| if (this.getColumnResource() != null) { |
| this.getColumnResource().setName(newSpecifiedName); |
| if (this.getColumnResource().isAllFeaturesUnset()) { |
| removeColumnResource(); |
| } |
| } |
| else if (newSpecifiedName != null) { |
| addColumnResource(); |
| getColumnResource().setName(newSpecifiedName); |
| } |
| } |
| firePropertyChanged(SPECIFIED_NAME_PROPERTY, oldSpecifiedName, newSpecifiedName); |
| } |
| |
| protected void setSpecifiedName_(String newSpecifiedName) { |
| String oldSpecifiedName = this.specifiedName; |
| this.specifiedName = newSpecifiedName; |
| firePropertyChanged(SPECIFIED_NAME_PROPERTY, oldSpecifiedName, newSpecifiedName); |
| } |
| |
| public String getDefaultName() { |
| return this.defaultName; |
| } |
| |
| protected void setDefaultName(String newDefaultName) { |
| String oldDefaultName = this.defaultName; |
| this.defaultName = newDefaultName; |
| firePropertyChanged(DEFAULT_NAME_PROPERTY, oldDefaultName, newDefaultName); |
| } |
| |
| public String getColumnDefinition() { |
| return this.columnDefinition; |
| } |
| |
| public void setColumnDefinition(String newColumnDefinition) { |
| String oldColumnDefinition = this.columnDefinition; |
| this.columnDefinition = newColumnDefinition; |
| if (oldColumnDefinition != newColumnDefinition) { |
| if (this.getColumnResource() != null) { |
| this.getColumnResource().setColumnDefinition(newColumnDefinition); |
| if (this.getColumnResource().isAllFeaturesUnset()) { |
| removeColumnResource(); |
| } |
| } |
| else if (newColumnDefinition != null) { |
| addColumnResource(); |
| getColumnResource().setColumnDefinition(newColumnDefinition); |
| } |
| } |
| firePropertyChanged(COLUMN_DEFINITION_PROPERTY, oldColumnDefinition, newColumnDefinition); |
| } |
| |
| protected void setColumnDefinition_(String newColumnDefinition) { |
| String oldColumnDefinition = this.columnDefinition; |
| this.columnDefinition = newColumnDefinition; |
| firePropertyChanged(COLUMN_DEFINITION_PROPERTY, oldColumnDefinition, newColumnDefinition); |
| } |
| |
| public Column getDbColumn() { |
| Table table = this.getDbTable(); |
| return (table == null) ? null : table.getColumnNamed(getName()); |
| } |
| |
| public Table getDbTable() { |
| return getOwner().getDbTable(this.tableName()); |
| } |
| |
| protected abstract String tableName(); |
| |
| public boolean isResolved() { |
| return getDbColumn() != null; |
| } |
| |
| public TextRange getNameTextRange() { |
| if (getColumnResource() != null) { |
| TextRange textRange = getColumnResource().getNameTextRange(); |
| if (textRange != null) { |
| return textRange; |
| } |
| } |
| return getOwner().getValidationTextRange(); |
| } |
| |
| public TextRange getValidationTextRange() { |
| TextRange textRange = getColumnResource().getValidationTextRange(); |
| if (textRange != null) { |
| return textRange; |
| } |
| return getOwner().getValidationTextRange(); |
| } |
| |
| |
| // ******************* initialization from orm xml resource model ******************** |
| |
| protected void initialize(T column) { |
| this.specifiedName = this.specifiedName(column); |
| this.defaultName = this.defaultName(); |
| this.columnDefinition = this.specifiedColumnDefinition(column); |
| } |
| |
| protected void update(T column) { |
| setSpecifiedName_(this.specifiedName(column)); |
| setDefaultName(this.defaultName()); |
| setColumnDefinition_(this.specifiedColumnDefinition(column)); |
| } |
| |
| protected String specifiedName(T column) { |
| return column == null ? null : column.getName(); |
| } |
| |
| protected String specifiedColumnDefinition(T column) { |
| return column == null ? null : column.getColumnDefinition(); |
| } |
| |
| /** |
| * Return the default column name. |
| */ |
| protected String defaultName() { |
| return this.getOwner().getDefaultColumnName(); |
| } |
| |
| |
| } |