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/*******************************************************************************
* Copyright (c) 2008, 2012 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.core.internal.context.orm;
import java.util.Arrays;
import org.eclipse.jpt.common.core.utility.TextRange;
import org.eclipse.jpt.common.utility.internal.iterables.CompositeIterable;
import org.eclipse.jpt.jpa.core.context.Converter;
import org.eclipse.jpt.jpa.core.context.orm.OrmAttributeMapping;
import org.eclipse.jpt.jpa.core.context.orm.OrmConverter;
import org.eclipse.jpt.jpa.core.context.orm.OrmXmlContextNodeFactory;
import org.eclipse.jpt.jpa.core.internal.context.JptValidator;
import org.eclipse.jpt.jpa.core.internal.jpa1.context.orm.AbstractOrmConverter;
import org.eclipse.jpt.jpa.core.resource.orm.XmlAttributeMapping;
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.core.internal.context.EclipseLinkConvertValidator;
import org.eclipse.jpt.jpa.eclipselink.core.resource.orm.XmlConvertibleMapping;
public class OrmEclipseLinkConvert
extends AbstractOrmConverter
implements EclipseLinkConvert
{
protected String specifiedConverterName;
protected String defaultConverterName;
public OrmEclipseLinkConvert(OrmAttributeMapping parent, OrmConverter.Owner owner) {
super(parent, owner);
this.specifiedConverterName = this.getXmlConvertibleMapping().getConvert();
}
// ********** synchronize/update **********
@Override
public EclipseLinkPersistenceUnit getPersistenceUnit(){
return (EclipseLinkPersistenceUnit) super.getPersistenceUnit();
}
@Override
public void synchronizeWithResourceModel() {
super.synchronizeWithResourceModel();
this.setSpecifiedConverterName_(this.getXmlConvertibleMapping().getConvert());
}
@Override
public void update() {
super.update();
this.setDefaultConverterName(this.buildDefaultConverterName());
}
// ********** converter name **********
public String getConverterName() {
return (this.specifiedConverterName != null) ? this.specifiedConverterName : this.defaultConverterName;
}
public String getSpecifiedConverterName() {
return this.specifiedConverterName;
}
public void setSpecifiedConverterName(String name) {
this.setSpecifiedConverterName_(name);
this.getXmlConvertibleMapping().setConvert(name);
}
protected void setSpecifiedConverterName_(String name) {
String old = this.specifiedConverterName;
this.specifiedConverterName = name;
this.firePropertyChanged(SPECIFIED_CONVERTER_NAME_PROPERTY, old, name);
}
public String getDefaultConverterName() {
return this.defaultConverterName;
}
protected void setDefaultConverterName(String name) {
String old = this.defaultConverterName;
this.defaultConverterName = name;
this.firePropertyChanged(DEFAULT_CONVERTER_NAME_PROPERTY, old, name);
}
protected String buildDefaultConverterName() {
return DEFAULT_CONVERTER_NAME;
}
// ********** misc **********
protected XmlConvertibleMapping getXmlConvertibleMapping() {
// cast to EclipseLink type
return (XmlConvertibleMapping) super.getXmlAttributeMapping();
}
public Class<? extends Converter> getType() {
return EclipseLinkConvert.class;
}
public void initialize() {
this.specifiedConverterName = ""; //$NON-NLS-1$
this.getXmlConvertibleMapping().setConvert(this.specifiedConverterName);
}
// ********** validation **********
@Override
protected TextRange getXmlValidationTextRange() {
return this.getXmlConvertibleMapping().getConvertTextRange();
}
// ********** completion proposals **********
@Override
public Iterable<String> getXmlCompletionProposals(int pos) {
Iterable<String> result = super.getXmlCompletionProposals(pos);
if (result != null) {
return result;
}
if (this.convertValueTouches(pos)) {
return this.getConverterNames();
}
return null;
}
protected boolean convertValueTouches(int pos) {
return this.getXmlConvertibleMapping().convertTouches(pos);
}
/**
* @return names of the user-defined converters and of reserved converters
*/
@SuppressWarnings("unchecked")
protected Iterable<String> getConverterNames() {
return new CompositeIterable<String>(
this.getPersistenceUnit().getUniqueConverterNames(),
Arrays.asList(EclipseLinkConvert.RESERVED_CONVERTER_NAMES));
}
// ********** adapter **********
public static class Adapter
implements OrmConverter.Adapter, OrmConverter.Owner
{
private static final Adapter INSTANCE = new Adapter();
public static Adapter instance() {
return INSTANCE;
}
private Adapter() {
super();
}
public Class<? extends Converter> getConverterType() {
return EclipseLinkConvert.class;
}
public OrmConverter buildConverter(OrmAttributeMapping parent, OrmXmlContextNodeFactory factory) {
XmlConvertibleMapping xmlMapping = (XmlConvertibleMapping) parent.getXmlAttributeMapping();
return (xmlMapping.getConvert() == null) ? null : new OrmEclipseLinkConvert(parent, this);
}
public boolean isActive(XmlAttributeMapping xmlMapping) {
return ((XmlConvertibleMapping) xmlMapping).getConvert() != null;
}
public OrmConverter buildNewConverter(OrmAttributeMapping parent, OrmXmlContextNodeFactory factory) {
return new OrmEclipseLinkConvert(parent, this);
}
public void clearXmlValue(XmlAttributeMapping xmlMapping) {
((XmlConvertibleMapping) xmlMapping).setConvert(null);
}
public JptValidator buildValidator(Converter converter) {
return new EclipseLinkConvertValidator((EclipseLinkConvert) converter);
}
}
}
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