/*******************************************************************************
* Copyright (c) 2007, 2009 Spring IDE Developers
* 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:
* Spring IDE Developers - initial API and implementation
*******************************************************************************/
package org.springframework.ide.eclipse.beans.core.internal.model;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.IProgressMonitor;
import org.springframework.beans.factory.support.ManagedList;
import org.springframework.ide.eclipse.beans.core.model.IBeansList;
import org.springframework.ide.eclipse.beans.core.model.IBeansModelElementTypes;
import org.springframework.ide.eclipse.core.model.IModelElement;
import org.springframework.ide.eclipse.core.model.IModelElementVisitor;
import org.springframework.util.ObjectUtils;
/**
* Holds a managed {@link List}.
* @author Torsten Juergeleit
* @author Christian Dupuis
*/
public class BeansList extends AbstractBeansModelElement implements IBeansList {
private List<Object> list;
public BeansList(IModelElement parent, ManagedList<?> list) {
super(parent, "(list)", list);
// Create new list with values from given list
this.list = new ArrayList<Object>();
for (Object value : list) {
this.list.add(BeansModelUtils.resolveValueIfNecessary(this, value));
}
}
public int getElementType() {
return IBeansModelElementTypes.LIST_TYPE;
}
@Override
public IModelElement[] getElementChildren() {
List<IModelElement> children = new ArrayList<IModelElement>();
for (Object value : list) {
if (value instanceof IModelElement) {
children.add((IModelElement) value);
}
}
return children.toArray(new IModelElement[children.size()]);
}
@Override
public void accept(IModelElementVisitor visitor, IProgressMonitor monitor) {
// First visit this bean
if (!monitor.isCanceled() && visitor.visit(this, monitor)) {
// Now ask this list's entries
for (Object value : list) {
if (value instanceof IModelElement) {
((IModelElement) value).accept(visitor, monitor);
if (monitor.isCanceled()) {
return;
}
}
}
}
}
public List<Object> getList() {
return list;
}
@Override
public boolean equals(Object other) {
if (this == other) {
return true;
}
if (!(other instanceof BeansList)) {
return false;
}
BeansList that = (BeansList) other;
if (!ObjectUtils.nullSafeEquals(this.list, that.list))
return false;
return super.equals(other);
}
@Override
public int hashCode() {
int hashCode = ObjectUtils.nullSafeHashCode(list);
return getElementType() * hashCode + super.hashCode();
}
@Override
public String toString() {
StringBuffer text = new StringBuffer(super.toString());
text.append(": list=");
text.append(list);
return text.toString();
}
}