com.aerospike.core.navigator.ClusterPropertiesAction.java Source code

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Here is the source code for com.aerospike.core.navigator.ClusterPropertiesAction.java

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/* 
 * Copyright 2012-2014 Aerospike, Inc.
 *
 * Portions may be licensed to Aerospike, Inc. under one or more contributor
 * license agreements.
 *
 * 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://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.
 */
package com.aerospike.core.navigator;

import java.util.Collections;

import org.eclipse.core.resources.IProject;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.preference.PreferenceDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.IViewActionDelegate;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.PreferencesUtil;

import com.aerospike.core.model.AsCluster;
import com.aerospike.core.model.IAsEntity;
import com.aerospike.core.properties.ClusterPropertyPage;

public class ClusterPropertiesAction implements IViewActionDelegate {
    ISelection selection;
    IWorkbenchWindow window;

    @Override
    public void run(IAction action) {
        StructuredSelection ss = (StructuredSelection) selection;

        Object firstOne = ss.getFirstElement();
        if (!(firstOne instanceof IAsEntity))
            return;
        IAsEntity selectedEntity = (IAsEntity) firstOne;
        final AsCluster cluster = getCluster(selectedEntity);
        IProject project = cluster.getProject();
        if (this.window == null) {
            IWorkbench wb = PlatformUI.getWorkbench();
            this.window = wb.getActiveWorkbenchWindow();
        }
        PreferenceDialog dialog = PreferencesUtil.createPropertyDialogOn(window.getShell(), project,
                ClusterPropertyPage.ID, new String[] { ClusterPropertyPage.ID }, Collections.EMPTY_MAP);
        dialog.open();
    }

    public AsCluster getCluster(IAsEntity selectedEntity) {
        IAsEntity topEntity = selectedEntity;
        while (!(topEntity instanceof AsCluster))
            topEntity = (IAsEntity) topEntity.getParent();

        return (AsCluster) topEntity;
    }

    @Override
    public void selectionChanged(IAction action, ISelection selection) {
        this.selection = selection;

    }

    @Override
    public void init(IViewPart viewPart) {
        this.window = viewPart.getViewSite().getWorkbenchWindow();
    }

}