/*******************************************************************************
* Copyright (c) 2011 Subgraph.
* 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:
* Subgraph - initial API and implementation
******************************************************************************/
package com.subgraph.vega.ui.http.statusview;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.Viewer;
import com.subgraph.vega.api.http.proxy.IHttpInterceptor;
import com.subgraph.vega.api.http.proxy.IHttpInterceptorEventHandler;
import com.subgraph.vega.api.http.proxy.IProxyTransaction;
public class InterceptQueueTableContentProvider implements IStructuredContentProvider {
private Viewer viewer;
private IHttpInterceptor interceptor;
private IHttpInterceptorEventHandler eventHandler;
public InterceptQueueTableContentProvider() {
eventHandler = new IHttpInterceptorEventHandler() {
@Override
public void notifyQueue(IProxyTransaction transaction, int idx) {
handleUpdate();
}
@Override
public void notifyRemove(int idx) {
handleUpdate();
}
@Override
public void notifyEmpty() {
handleUpdate();
}
};
}
private void handleUpdate() {
viewer.getControl().getDisplay().asyncExec(new Runnable() {
public void run() {
viewer.refresh();
}
});
}
@Override
public void dispose() {
if (interceptor != null) {
interceptor.removeEventHandler(eventHandler);
interceptor = null;
}
}
@Override
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
this.viewer = viewer;
if (interceptor != null) {
interceptor.removeEventHandler(eventHandler);
}
if (newInput != null) {
interceptor = (IHttpInterceptor) newInput;
interceptor.addEventHandler(eventHandler);
}
}
@Override
public Object[] getElements(Object inputElement) {
return interceptor.getTransactions();
}
}