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/*******************************************************************************
* Copyright (c) 2003, 2005 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.j2ee.internal.webservice.provider;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.provider.ITableItemLabelProvider;
import org.eclipse.jem.java.JavaClass;
import org.eclipse.jst.j2ee.internal.webservice.adapter.AdapterViewerItem;
import org.eclipse.jst.j2ee.webservice.wsclient.Handler;
public class ATKUIHandlerItemProvider extends HandlerItemProvider implements ITableItemLabelProvider {
public ATKUIHandlerItemProvider(AdapterFactory adapterFactory) {
super(adapterFactory);
}
/**
* This does the same thing as ITableLabelProvider.getColumnText.
*/
public String getColumnText(Object object, int columnIndex) {
return toDisplayString(((Handler) object).getHandlerName());
}
protected String toDisplayString(String s) {
return (s != null) ? s : ""; //$NON-NLS-1$
}
/**
* This does the same thing as ITableLabelProvider.getColumnImage.
*/
public Object getColumnImage(Object object, int columnIndex) {
return null;
}
protected String toDisplayString(JavaClass javaClass) {
String className = javaClass.getQualifiedNameForReflection();
return (className != null) ? className : ""; //$NON-NLS-1$
}
/**
* This implements
* {@link ITreeItemContentProvider#getChildren ITreeItemContentProvider.getChildren}by calling
* {@link #getChildrenReferences getChildrenReferences}and using those to collect the children.
*/
public Collection getChildren(Object object) {
if (object instanceof EList)
return getChildrenFromEList((EList) object);
else if (object instanceof AdapterViewerItem)
return getChildrenFromAdapterViewerItem((AdapterViewerItem) object);
else
return super.getChildren(object);
}
protected Collection getChildrenFromAdapterViewerItem(AdapterViewerItem adapterViewerItem) {
Collection result = new ArrayList();
EList eObjectList = adapterViewerItem.getEObjectList();
EStructuralFeature feature = adapterViewerItem.getEStructuralFeature();
for (Iterator it = eObjectList.iterator(); it.hasNext();) {
EObject eObject = (EObject) it.next();
Object object = eObject.eGet(feature);
if (object != null) {
if (object instanceof List)
result.addAll((List) object);
else
result.add(object);
}
}
return result;
}
protected Collection getChildrenFromEList(EList eList) {
Collection result = new ArrayList();
for (Iterator it = eList.iterator(); it.hasNext();)
result.addAll(super.getChildren(it.next()));
return result;
}
}
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