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/*******************************************************************************
* Copyright (c) 2008, 2011 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.eclipselink.ui.internal.details.orm;
import java.util.ArrayList;
import org.eclipse.jpt.common.ui.WidgetFactory;
import org.eclipse.jpt.common.ui.internal.JptCommonUiMessages;
import org.eclipse.jpt.common.ui.internal.util.PaneEnabler;
import org.eclipse.jpt.common.ui.internal.util.SWTUtil;
import org.eclipse.jpt.common.ui.internal.widgets.Pane;
import org.eclipse.jpt.common.utility.internal.StringConverter;
import org.eclipse.jpt.common.utility.internal.model.value.CollectionAspectAdapter;
import org.eclipse.jpt.common.utility.internal.model.value.CompositeListValueModel;
import org.eclipse.jpt.common.utility.internal.model.value.PropertyAspectAdapter;
import org.eclipse.jpt.common.utility.internal.model.value.PropertyListValueModelAdapter;
import org.eclipse.jpt.common.utility.internal.model.value.SortedListValueModelAdapter;
import org.eclipse.jpt.common.utility.internal.model.value.StaticListValueModel;
import org.eclipse.jpt.common.utility.internal.model.value.TransformationPropertyValueModel;
import org.eclipse.jpt.common.utility.model.value.CollectionValueModel;
import org.eclipse.jpt.common.utility.model.value.ListValueModel;
import org.eclipse.jpt.common.utility.model.value.PropertyValueModel;
import org.eclipse.jpt.common.utility.model.value.WritablePropertyValueModel;
import org.eclipse.jpt.jpa.eclipselink.core.context.EclipseLinkConvert;
import org.eclipse.jpt.jpa.eclipselink.core.context.persistence.EclipseLinkPersistenceUnit;
import org.eclipse.jpt.jpa.eclipselink.ui.internal.details.EclipseLinkBasicMappingComposite;
import org.eclipse.jpt.jpa.eclipselink.ui.internal.details.EclipseLinkUiDetailsMessages;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
/**
* Here the layout of this pane:
* <pre>
* -----------------------------------------------------------------------------
* | -------------------------------------------------------------- |
* | Converter: | |v| |
* | -------------------------------------------------------------- |
* -----------------------------------------------------------------------------</pre>
*
* @see EclipseLinkConvert
* @see EclipseLinkBasicMappingComposite - A container of this widget
*
* @version 2.1
* @since 2.1
*/
//Removes the Define Converters section from orm basic, id, version mapping.
//This is supported in EclipseLink in version 1.1, but not 1.0
public class OrmEclipseLinkConvert1_0Composite extends Pane<EclipseLinkConvert>
{
/**
* A key used to represent the default value, this is required to convert
* the selected item from a combo to <code>null</code>. This key is most
* likely never typed the user and it will help to convert the value to
* <code>null</code> when it's time to set the new selected value into the
* model.
*/
protected static String DEFAULT_KEY = "?!#!?#?#?default?#?!#?!#?"; //$NON-NLS-1$
public OrmEclipseLinkConvert1_0Composite(PropertyValueModel<? extends EclipseLinkConvert> subjectHolder,
Composite parent,
WidgetFactory widgetFactory) {
super(subjectHolder, parent, widgetFactory);
}
@Override
protected void initializeLayout(Composite container) {
Combo combo = addLabeledEditableCombo(
container,
EclipseLinkUiDetailsMessages.EclipseLinkConvertComposite_converterNameLabel,
buildConvertNameListHolder(),
buildConvertNameHolder(),
buildNameConverter(),
null
);
SWTUtil.attachDefaultValueHandler(combo);
new PaneEnabler(buildBooleanHolder(), this);
}
protected final WritablePropertyValueModel<String> buildConvertNameHolder() {
return new PropertyAspectAdapter<EclipseLinkConvert, String>(getSubjectHolder(), EclipseLinkConvert.SPECIFIED_CONVERTER_NAME_PROPERTY) {
@Override
protected String buildValue_() {
return this.subject.getSpecifiedConverterName();
}
@Override
protected void setValue_(String value) {
// Convert the default value or an empty string to null
if ((value != null) &&
((value.length() == 0) || value.startsWith(DEFAULT_KEY))) {
value = null;
}
this.subject.setSpecifiedConverterName(value);
}
};
}
private ListValueModel<String> buildConvertNameListHolder() {
java.util.List<ListValueModel<String>> list = new ArrayList<ListValueModel<String>>();
list.add(buildDefaultNameListHolder());
list.add(buildReservedConverterNameListHolder());
list.add(buildSortedConverterNamesModel());
return new CompositeListValueModel<ListValueModel<String>, String>(list);
}
protected ListValueModel<String> buildDefaultNameListHolder() {
return new PropertyListValueModelAdapter<String>(
buildDefaultNameHolder()
);
}
private WritablePropertyValueModel<String> buildDefaultNameHolder() {
return new PropertyAspectAdapter<EclipseLinkConvert, String>(getSubjectHolder(), EclipseLinkConvert.DEFAULT_CONVERTER_NAME_PROPERTY) {
@Override
protected String buildValue_() {
String name = this.subject.getDefaultConverterName();
if (name == null) {
name = DEFAULT_KEY;
}
else {
name = DEFAULT_KEY + name;
}
return name;
}
};
}
private StringConverter<String> buildNameConverter() {
return new StringConverter<String>() {
public String convertToString(String value) {
if (getSubject() == null) {
return value;
}
if (value == null) {
value = getSubject().getDefaultConverterName();
if (value != null) {
value = DEFAULT_KEY + value;
}
else {
value = DEFAULT_KEY;
}
}
if (value.startsWith(DEFAULT_KEY)) {
String defaultName = value.substring(DEFAULT_KEY.length());
if (defaultName.length() > 0) {
value = NLS.bind(
JptCommonUiMessages.DefaultWithOneParam,
defaultName
);
}
else {
value = JptCommonUiMessages.DefaultEmpty;
}
}
return value;
}
};
}
protected ListValueModel<String> buildReservedConverterNameListHolder() {
return new StaticListValueModel<String>(EclipseLinkConvert.RESERVED_CONVERTER_NAMES);
}
protected ListValueModel<String> buildSortedConverterNamesModel() {
return new SortedListValueModelAdapter<String>(this.buildConverterNamesModel());
}
protected CollectionValueModel<String> buildConverterNamesModel() {
return new CollectionAspectAdapter<EclipseLinkPersistenceUnit, String>(
buildPersistenceUnitHolder(),
EclipseLinkPersistenceUnit.CONVERTERS_COLLECTION)//TODO need EclipseLinkPersistenceUnit interface
{
@Override
protected Iterable<String> getIterable() {
return this.subject.getUniqueConverterNames();
}
};
}
protected PropertyValueModel<EclipseLinkPersistenceUnit> buildPersistenceUnitHolder() {
return new PropertyAspectAdapter<EclipseLinkConvert, EclipseLinkPersistenceUnit>(getSubjectHolder()) {
@Override
protected EclipseLinkPersistenceUnit buildValue_() {
return (EclipseLinkPersistenceUnit) getSubject().getPersistenceUnit();
}
};
}
protected PropertyValueModel<Boolean> buildBooleanHolder() {
return new TransformationPropertyValueModel<EclipseLinkConvert, Boolean>(getSubjectHolder()) {
@Override
protected Boolean transform(EclipseLinkConvert value) {
if (getSubject() != null && getSubject().getParent().getPersistentAttribute().isVirtual()) {
return Boolean.FALSE;
}
return Boolean.valueOf(value != null);
}
};
}
}
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