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/*******************************************************************************
* Copyright (c) 2008, 2009 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.ui.internal.details;
import java.util.Collection;
import java.util.Iterator;
import org.eclipse.jpt.common.ui.internal.widgets.Pane;
import org.eclipse.jpt.jpa.core.MappingKeys;
import org.eclipse.jpt.jpa.core.context.PersistentAttribute;
import org.eclipse.jpt.jpa.core.context.ReadOnlyPersistentAttribute;
import org.eclipse.jpt.jpa.ui.details.DefaultMappingUiDefinition;
import org.eclipse.jpt.jpa.ui.details.MappingUiDefinition;
import org.eclipse.jpt.jpa.ui.internal.details.orm.UnsupportedOrmMappingUiDefinition;
import org.eclipse.swt.widgets.Composite;
/**
* This "Map As" composite is responsible for showing the mapping name and
* mapping type for an attribute.
*
* @see JavaPersistentAttributeMapAsComposite
* @see OrmPersistentAttributeMapAsComposite
*/
public class PersistentAttributeMapAsComposite
extends MapAsComposite<ReadOnlyPersistentAttribute>
{
/**
* Creates a new <code>PersistentAttributeMapAsComposite</code>.
*
* @param parentPane The parent pane of this one
* @param parent The parent container
*/
public PersistentAttributeMapAsComposite(
Pane<? extends ReadOnlyPersistentAttribute> parentPane,
Composite parent) {
super(parentPane, parent);
}
@Override
protected String getMappingKey() {
return getSubject().getMappingKey();
}
@Override
protected MappingChangeHandler buildMappingChangeHandler() {
return new MappingChangeHandler() {
public String getLabelText() {
String mappingKey = getMappingKey();
if (mappingKey != MappingKeys.NULL_ATTRIBUTE_MAPPING_KEY) {
return JptUiDetailsMessages.MapAsComposite_mappedAttributeText;
}
if (getSubject().isVirtual()) {
return JptUiDetailsMessages.MapAsComposite_virtualAttributeText;
}
return JptUiDetailsMessages.MapAsComposite_unmappedAttributeText;
}
public String getMappingText() {
String mappingKey = getMappingKey();
if (mappingKey == null) {
return JptUiDetailsMessages.MapAsComposite_changeMappingType;
}
return getSubject().getMapping().isDefault() ?
getDefaultDefinition(getSubject().getDefaultMappingKey()).getLinkLabel() :
getMappingUiDefinition(mappingKey).getLinkLabel();
}
public void morphMapping(MappingUiDefinition definition) {
((PersistentAttribute) getSubject()).setMappingKey(definition.getKey());
}
public String getName() {
return getSubject().getName();
}
public Iterator<? extends MappingUiDefinition<? extends ReadOnlyPersistentAttribute, ?>> mappingUiDefinitions() {
return attributeMappingUiDefinitions();
}
};
}
protected Iterator<? extends MappingUiDefinition<? extends ReadOnlyPersistentAttribute, ?>> attributeMappingUiDefinitions() {
return getJpaPlatformUi().attributeMappingUiDefinitions(getSubject().getResourceType());
}
@Override
protected DefaultMappingUiDefinition getDefaultDefinition() {
return getDefaultDefinition(getSubject().getDefaultMappingKey());
}
@Override
protected DefaultMappingUiDefinition getDefaultDefinition(String mappingKey) {
return getJpaPlatformUi().getDefaultAttributeMappingUiDefinition(getSubject().getMapping().getResourceType(), mappingKey);
}
@Override
protected MappingUiDefinition getMappingUiDefinition(String mappingKey) {
MappingUiDefinition definition = super.getMappingUiDefinition(mappingKey);
return (definition != null) ? definition : UnsupportedOrmMappingUiDefinition.instance();
}
@Override
protected void addPropertyNames(Collection<String> propertyNames) {
super.addPropertyNames(propertyNames);
propertyNames.add(ReadOnlyPersistentAttribute.DEFAULT_MAPPING_KEY_PROPERTY);
propertyNames.add(ReadOnlyPersistentAttribute.MAPPING_PROPERTY);
propertyNames.add(ReadOnlyPersistentAttribute.NAME_PROPERTY);
}
@Override
protected void propertyChanged(String propertyName) {
super.propertyChanged(propertyName);
if (propertyName == ReadOnlyPersistentAttribute.MAPPING_PROPERTY ||
propertyName == ReadOnlyPersistentAttribute.DEFAULT_MAPPING_KEY_PROPERTY ||
propertyName == ReadOnlyPersistentAttribute.NAME_PROPERTY) {
updateDescription();
}
}
}
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