/*
* Copyright 2012 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Eclipse Public License version 1.0, available at
* http://www.eclipse.org/legal/epl-v10.html
*/
package org.jboss.forge.scaffold.faces.metawidget.inspector;
import static org.jboss.forge.scaffold.faces.metawidget.inspector.ForgeInspectionResultConstants.*;
import static org.metawidget.inspector.InspectionResultConstants.*;
import static org.metawidget.inspector.faces.StaticFacesInspectionResultConstants.*;
import java.util.List;
import java.util.Map;
import javax.persistence.Embedded;
import javax.persistence.Id;
import javax.persistence.ManyToMany;
import javax.persistence.ManyToOne;
import javax.persistence.OneToMany;
import javax.persistence.OneToOne;
import org.jboss.forge.parser.java.EnumConstant;
import org.jboss.forge.parser.java.JavaEnum;
import org.jboss.forge.scaffold.faces.metawidget.inspector.propertystyle.ForgePropertyStyle.ForgeProperty;
import org.metawidget.inspector.impl.BaseObjectInspector;
import org.metawidget.inspector.impl.BaseObjectInspectorConfig;
import org.metawidget.inspector.impl.propertystyle.Property;
import org.metawidget.statically.faces.StaticFacesUtils;
import org.metawidget.util.ClassUtils;
import org.metawidget.util.CollectionUtils;
import org.metawidget.util.simple.StringUtils;
/**
* Inspects Forge-specific metadata.
*
* @author Richard Kennard
*/
public class ForgeInspector
extends BaseObjectInspector
{
//
// Constructor
//
public ForgeInspector()
{
super(new BaseObjectInspectorConfig());
}
public ForgeInspector(BaseObjectInspectorConfig config)
{
super(config);
}
//
// Protected methods
//
@Override
protected Map<String, String> inspectProperty(Property property)
throws Exception
{
Map<String, String> attributes = CollectionUtils.newHashMap();
// OneToOne
if (property.isAnnotationPresent(OneToOne.class) || property.isAnnotationPresent(Embedded.class))
{
attributes.put(ONE_TO_ONE, TRUE);
}
// ManyToOne
if (property.isAnnotationPresent(ManyToOne.class))
{
attributes
.put(FACES_LOOKUP,
StaticFacesUtils.wrapExpression(StringUtils.decapitalize(ClassUtils.getSimpleName(property
.getType())) + "Bean.all"));
attributes
.put(FACES_CONVERTER_ID,
StaticFacesUtils.wrapExpression(StringUtils.decapitalize(ClassUtils.getSimpleName(property
.getType())) + "Bean.converter"));
// Reverse primary key
for (Property reverseProperty : getProperties(property.getType()).values())
{
if (reverseProperty.isAnnotationPresent(Id.class))
{
attributes.put(REVERSE_PRIMARY_KEY, reverseProperty.getName());
break;
}
}
}
// OneToMany and ManyToMany
if (property.isAnnotationPresent(OneToMany.class) || property.isAnnotationPresent(ManyToMany.class))
{
attributes.put(N_TO_MANY, TRUE);
}
// Enums
if (property instanceof ForgeProperty)
{
List<EnumConstant<JavaEnum>> enumConstants = ((ForgeProperty) property).getEnumConstants();
if (enumConstants != null)
{
List<String> lookup = CollectionUtils.newArrayList();
for (EnumConstant<JavaEnum> anEnum : enumConstants)
{
lookup.add(anEnum.getName());
}
attributes.put(LOOKUP, CollectionUtils.toString(lookup));
}
}
// Id
if (property.isAnnotationPresent(Id.class))
{
attributes.put(PRIMARY_KEY, TRUE);
}
return attributes;
}
}