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/*******************************************************************************
* Copyright (c) 2008 Matthew Hall and others.
* 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:
* Matthew Hall - initial API and implementation (bug 247997)
* Matthew Hall - bug 264307
******************************************************************************/
package org.eclipse.core.internal.databinding.beans;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.core.databinding.beans.PojoProperties;
import org.eclipse.core.databinding.property.list.DelegatingListProperty;
import org.eclipse.core.databinding.property.list.IListProperty;
/**
* @since 3.3
*
*/
public class AnonymousPojoListProperty extends DelegatingListProperty {
private final String propertyName;
private Map delegates;
/**
* @param propertyName
* @param elementType
*/
public AnonymousPojoListProperty(String propertyName, Class elementType) {
super(elementType);
this.propertyName = propertyName;
this.delegates = new HashMap();
}
protected IListProperty doGetDelegate(Object source) {
Class beanClass = source.getClass();
if (delegates.containsKey(beanClass))
return (IListProperty) delegates.get(beanClass);
IListProperty delegate;
try {
delegate = PojoProperties.list(beanClass, propertyName,
(Class) getElementType());
} catch (IllegalArgumentException noSuchProperty) {
delegate = null;
}
delegates.put(beanClass, delegate);
return delegate;
}
public String toString() {
String s = "?." + propertyName + "{}"; //$NON-NLS-1$ //$NON-NLS-2$
Class elementType = (Class) getElementType();
if (elementType != null)
s += "<" + BeanPropertyHelper.shortClassName(elementType) + ">"; //$NON-NLS-1$//$NON-NLS-2$
return s;
}
}
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