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/*******************************************************************************
* Copyright (c) 2008, 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.eclipselink.ui.internal.persistence.connection;
import java.util.Collection;
import org.eclipse.jpt.core.context.persistence.PersistenceUnit;
import org.eclipse.jpt.core.context.persistence.PersistenceUnitTransactionType;
import org.eclipse.jpt.eclipselink.core.context.persistence.connection.Connection;
import org.eclipse.jpt.eclipselink.ui.internal.EclipseLinkUiMessages;
import org.eclipse.jpt.ui.internal.JpaHelpContextIds;
import org.eclipse.jpt.ui.internal.widgets.EnumFormComboViewer;
import org.eclipse.jpt.ui.internal.widgets.Pane;
import org.eclipse.jpt.utility.internal.model.value.PropertyAspectAdapter;
import org.eclipse.jpt.utility.model.value.PropertyValueModel;
import org.eclipse.swt.widgets.Composite;
/**
* TransactionTypeComposite
*/
public class TransactionTypeComposite<T extends Connection>
extends Pane<T>
{
/**
* Creates a new <code>TransactionTypeComposite</code>.
*
* @param parentController
* The parent container of this one
* @param parent
* The parent container
*/
public TransactionTypeComposite(
Pane<T> parentComposite,
Composite parent) {
super( parentComposite, parent);
}
@Override
protected void initializeLayout( Composite container) {
this.addLabeledComposite(
container,
EclipseLinkUiMessages.PersistenceXmlConnectionTab_transactionTypeLabel,
this.addTransactionTypeCombo( container),
JpaHelpContextIds.PERSISTENCE_XML_CONNECTION
);
}
private EnumFormComboViewer<PersistenceUnit, PersistenceUnitTransactionType> addTransactionTypeCombo(Composite container) {
return new EnumFormComboViewer<PersistenceUnit, PersistenceUnitTransactionType>(this, this.buildPersistenceUnitHolder(), container) {
@Override
protected void addPropertyNames(Collection<String> propertyNames) {
super.addPropertyNames(propertyNames);
propertyNames.add(PersistenceUnit.SPECIFIED_TRANSACTION_TYPE_PROPERTY);
propertyNames.add(PersistenceUnit.DEFAULT_TRANSACTION_TYPE_PROPERTY);
}
@Override
protected PersistenceUnitTransactionType[] getChoices() {
return PersistenceUnitTransactionType.values();
}
@Override
protected PersistenceUnitTransactionType getDefaultValue() {
return this.getSubject().getDefaultTransactionType();
}
@Override
protected String displayString(PersistenceUnitTransactionType value) {
return this.buildDisplayString(EclipseLinkUiMessages.class, TransactionTypeComposite.this, value);
}
@Override
protected PersistenceUnitTransactionType getValue() {
return this.getSubject().getSpecifiedTransactionType();
}
@Override
protected void setValue(PersistenceUnitTransactionType value) {
this.getSubject().setSpecifiedTransactionType(value);
if (value == PersistenceUnitTransactionType.RESOURCE_LOCAL) {
clearJTAProperties();
}
else {
clearResourceLocalProperties();
}
}
};
}
private PropertyValueModel<PersistenceUnit> buildPersistenceUnitHolder() {
return new PropertyAspectAdapter<Connection, PersistenceUnit>(getSubjectHolder()) {
@Override
protected PersistenceUnit buildValue_() {
return this.subject.getPersistenceUnit();
}
};
}
private void clearJTAProperties() {
getSubject().getPersistenceUnit().setJtaDataSource(null);
}
private void clearResourceLocalProperties() {
Connection connection = this.getSubject();
connection.getPersistenceUnit().setNonJtaDataSource(null);
connection.setDriver(null);
connection.setUrl(null);
connection.setUser(null);
connection.setPassword(null);
connection.setBindParameters(null);
connection.setWriteConnectionsMax(null);
connection.setWriteConnectionsMin(null);
connection.setReadConnectionsMax(null);
connection.setReadConnectionsMin(null);
connection.setReadConnectionsShared(null);
connection.setExclusiveConnectionMode(null);
connection.setLazyConnection(null);
}
}
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