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/*******************************************************************************
* Copyright (c) 2010, 2015 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.jpa.core.internal.context.orm;
import java.util.List;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jpt.common.core.utility.TextRange;
import org.eclipse.jpt.jpa.core.context.JpaContextModel;
import org.eclipse.jpt.jpa.core.context.NamedColumn;
import org.eclipse.jpt.jpa.core.context.VirtualNamedColumn;
import org.eclipse.jpt.jpa.core.internal.context.JpaValidator;
import org.eclipse.jpt.jpa.db.Column;
import org.eclipse.jpt.jpa.db.Table;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
import org.eclipse.wst.validation.internal.provisional.core.IReporter;
/**
* <code>orm.xml</code> virtual<ul>
* <li>column
* <li>join column
* <li>primary key join column
* </ul>
* <strong>NB:</strong> all state is sync'ed/updated in {@link #update(IProgressMonitor)}
* because <em>all</em> of its derived from the context model (i.e. none of it
* is derived from the resource model).
*/
public abstract class AbstractOrmVirtualNamedColumn<PA extends NamedColumn.ParentAdapter, C extends NamedColumn>
extends AbstractOrmXmlContextModel<JpaContextModel>
implements VirtualNamedColumn
{
protected final PA parentAdapter;
protected String specifiedName;
protected String defaultName;
protected String columnDefinition;
protected Table dbTable;
protected AbstractOrmVirtualNamedColumn(PA parentAdapter) {
super(parentAdapter.getColumnParent());
this.parentAdapter = parentAdapter;
}
// ********** synchronize/update **********
@Override
public void update(IProgressMonitor monitor) {
super.update(monitor);
this.setSpecifiedName(this.buildSpecifiedName());
this.setDefaultName(this.buildDefaultName());
this.setColumnDefinition(this.buildColumnDefinition());
this.setDbTable(this.buildDbTable());
}
// ********** column **********
/**
* This should never return <code>null</code>.
*/
public abstract C getOverriddenColumn();
// ********** name **********
public String getName() {
return (this.specifiedName != null) ? this.specifiedName : this.defaultName;
}
public String getSpecifiedName() {
return this.specifiedName;
}
protected void setSpecifiedName(String name) {
String old = this.specifiedName;
this.specifiedName = name;
this.firePropertyChanged(SPECIFIED_NAME_PROPERTY, old, name);
}
protected String buildSpecifiedName() {
return this.getOverriddenColumn().getSpecifiedName();
}
public String getDefaultName() {
return this.defaultName;
}
protected void setDefaultName(String name) {
String old = this.defaultName;
this.defaultName = name;
this.firePropertyChanged(DEFAULT_NAME_PROPERTY, old, name);
}
protected String buildDefaultName() {
return this.parentAdapter.getDefaultColumnName(this);
}
// ********** column definition **********
public String getColumnDefinition() {
return this.columnDefinition;
}
protected void setColumnDefinition(String columnDefinition) {
String old = this.columnDefinition;
this.columnDefinition = columnDefinition;
this.firePropertyChanged(COLUMN_DEFINITION_PROPERTY, old, columnDefinition);
}
protected String buildColumnDefinition() {
return this.getOverriddenColumn().getColumnDefinition();
}
// ********** database stuff **********
protected Column getDbColumn() {
return (this.dbTable == null) ? null : this.dbTable.getColumnForIdentifier(this.getName());
}
public Table getDbTable() {
return this.dbTable;
}
protected void setDbTable(Table dbTable) {
Table old = this.dbTable;
this.dbTable = dbTable;
this.firePropertyChanged(DB_TABLE_PROPERTY, old, dbTable);
}
protected Table buildDbTable() {
return this.parentAdapter.resolveDbTable(this.getTableName());
}
public boolean isResolved() {
return this.getDbColumn() != null;
}
// ********** validation **********
@Override
public void validate(List<IMessage> messages, IReporter reporter) {
super.validate(messages, reporter);
this.buildColumnValidator().validate(messages, reporter);
}
protected JpaValidator buildColumnValidator() {
return this.parentAdapter.buildColumnValidator(this);
}
public TextRange getValidationTextRange() {
return this.parent.getValidationTextRange();
}
public TextRange getNameValidationTextRange() {
return this.getValidationTextRange();
}
// ********** misc **********
public boolean isVirtual() {
return true;
}
@Override
public void toString(StringBuilder sb) {
String table = this.getTableName();
if (table != null) {
sb.append(table);
sb.append('.');
}
sb.append(this.getName());
}
}
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