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ProjectAdapter.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.uima.caseditor.ui.model;

import java.util.Collections;
import java.util.LinkedList;

import org.apache.uima.caseditor.CasEditorPlugin;
import org.apache.uima.caseditor.Images;
import org.apache.uima.caseditor.core.model.NlpProject;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.resource.ImageDescriptor;

/**
 * The <code>IWorkbenchAdapter</code> for the <code>NLPProject</code>.
 */
00036 class ProjectAdapter extends
        AbstractElementAdapter
{
    /**
     * Retrieves the children of the current <code>NLPProject</code>.
     */
00042     public Object[] getChildren(Object o)
    {
        Object result[];

        NlpProject nlpProject = (NlpProject) o;

        if (nlpProject.getProject().isOpen())
        {
            LinkedList<Object> childrenList = new LinkedList<Object>();

            childrenList.addAll(nlpProject.getCorpora());

            if (nlpProject.getTypesystemElement() != null)
            {
                childrenList.add(nlpProject.getTypesystemElement());
            }

            IResource[] resources;
            try
            {
                resources = nlpProject.getResources();
            }
            catch (CoreException e)
            {
                // TODO just log it
                return new Object[]{};
            }

            if (resources != null)
            {
                Collections.addAll(childrenList, resources);
            }

            childrenList.addAll(nlpProject.getCasProcessorFolders());

            result = childrenList.toArray();

        }
        else
        {
            // no elements cause project is closed
            result = new Object[]
                                {};
        }

        return result;
    }

    /**
     * Retrieves the <code>ImageDescriptor</code> for the
     * <code>NLPProject</code>.
     *
     * @return the <code>ImageDescriptor</code>
     */
00096     public ImageDescriptor getImageDescriptor(Object object)
    {
        NlpProject nlpProject = (NlpProject) object;

        IProject project = nlpProject.getProject();

        if (project.isOpen())
        {
          return CasEditorPlugin.getTaeImageDescriptor(Images.MODEL_PROJECT_OPEN);
        }
        else
        {
          return CasEditorPlugin.getTaeImageDescriptor(Images.MODEL_PROJECT_CLOSED);
        }
    }
}

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