cn.dockerfoundry.ide.eclipse.server.ui.internal.editor.ServicesHandler.java Source code

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Here is the source code for cn.dockerfoundry.ide.eclipse.server.ui.internal.editor.ServicesHandler.java

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/*******************************************************************************
 * Copyright (c) 2012, 2014 Pivotal Software, Inc. 
 * 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of 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://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License 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.
 *  
 *  Contributors:
 *     Pivotal Software, Inc. - initial API and implementation
 ********************************************************************************/
package cn.dockerfoundry.ide.eclipse.server.ui.internal.editor;

import java.util.ArrayList;
import java.util.List;

import org.cloudfoundry.client.lib.domain.CloudService;
import org.eclipse.jface.viewers.IStructuredSelection;

public class ServicesHandler {

    private List<String> services;

    private final List<CloudService> cloudServices;

    public ServicesHandler(IStructuredSelection selection) {
        Object[] objects = selection.toArray();
        cloudServices = new ArrayList<CloudService>();

        for (Object obj : objects) {
            if (obj instanceof CloudService) {
                cloudServices.add((CloudService) obj);
            }

        }
    }

    public List<String> getServiceNames() {

        if (services == null) {
            services = new ArrayList<String>();

            for (CloudService service : cloudServices) {
                services.add(service.getName());
            }
        }

        return services;
    }

    public String toString() {
        StringBuilder serviceNames = new StringBuilder();
        for (String service : getServiceNames()) {
            if (serviceNames.length() > 0) {
                serviceNames.append(", "); //$NON-NLS-1$
            }
            serviceNames.append(service);
        }
        return serviceNames.toString();
    }
}