/*
* Copyright 2011-2012 Amazon Technologies, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://aws.amazon.com/apache2.0
*
* This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES
* OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and
* limitations under the License.
*/
package com.amazonaws.eclipse.elasticbeanstalk.explorer;
import java.util.Iterator;
import java.util.List;
import org.eclipse.jface.viewers.IOpenListener;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.OpenEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.Viewer;
import com.amazonaws.eclipse.core.AwsToolkitCore;
import com.amazonaws.eclipse.core.regions.RegionUtils;
import com.amazonaws.eclipse.core.regions.ServiceAbbreviations;
import com.amazonaws.eclipse.explorer.AWSResourcesRootElement;
import com.amazonaws.eclipse.explorer.AbstractContentProvider;
import com.amazonaws.eclipse.explorer.Loading;
import com.amazonaws.services.elasticbeanstalk.AWSElasticBeanstalk;
import com.amazonaws.services.elasticbeanstalk.model.ApplicationDescription;
import com.amazonaws.services.elasticbeanstalk.model.DescribeEnvironmentsRequest;
import com.amazonaws.services.elasticbeanstalk.model.EnvironmentDescription;
public class ElasticBeanstalkContentProvider extends AbstractContentProvider implements ITreeContentProvider {
private final IOpenListener listener = new IOpenListener() {
public void open(OpenEvent event) {
StructuredSelection selection = (StructuredSelection) event.getSelection();
Iterator<?> i = selection.iterator();
while ( i.hasNext() ) {
Object obj = i.next();
if ( obj instanceof EnvironmentDescription ) {
EnvironmentDescription env = (EnvironmentDescription) obj;
OpenEnvironmentEditorAction action = new OpenEnvironmentEditorAction(env, RegionUtils.getCurrentRegion());
action.run();
}
}
}
};
@Override
public void dispose() {
viewer.removeOpenListener(listener);
super.dispose();
}
@Override
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
super.inputChanged(viewer, oldInput, newInput);
this.viewer.addOpenListener(listener);
}
public String getServiceAbbreviation() {
return ServiceAbbreviations.BEANSTALK;
}
public Object[] loadChildren(final Object parentElement) {
if ( parentElement instanceof AWSResourcesRootElement ) {
return new Object[] { ElasticBeanstalkRootElement.ROOT_ELEMENT };
}
if ( parentElement instanceof ElasticBeanstalkRootElement ) {
new DataLoaderThread(parentElement) {
@Override
public Object[] loadData() {
AWSElasticBeanstalk beanstalk = AwsToolkitCore.getClientFactory()
.getElasticBeanstalkClient();
List<ApplicationDescription> applications = beanstalk.describeApplications().getApplications();
return applications.toArray();
}
}.start();
}
if ( parentElement instanceof ApplicationDescription ) {
final ApplicationDescription app = (ApplicationDescription) parentElement;
new DataLoaderThread(parentElement) {
@Override
public Object[] loadData() {
AWSElasticBeanstalk beanstalk = AwsToolkitCore.getClientFactory()
.getElasticBeanstalkClient();
List<EnvironmentDescription> environments = beanstalk.describeEnvironments(
new DescribeEnvironmentsRequest().withApplicationName(app.getApplicationName()))
.getEnvironments();
return environments.toArray();
}
}.start();
}
return Loading.LOADING;
}
public boolean hasChildren(Object element) {
return (element instanceof AWSResourcesRootElement ||
element instanceof ElasticBeanstalkRootElement ||
element instanceof ApplicationDescription);
}
}