/*
* 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.editor.editview;
import org.apache.uima.caseditor.editor.ArrayValue;
import org.apache.uima.caseditor.editor.CasEditorError;
import org.apache.uima.caseditor.editor.FeatureValue;
import org.eclipse.jface.viewers.CellLabelProvider;
import org.eclipse.jface.viewers.ViewerCell;
final class FeatureColumnLabelProvider extends CellLabelProvider {
@Override
public void update(ViewerCell cell) {
Object element = cell.getElement();
if (element instanceof FeatureValue) {
FeatureValue featureValue = (FeatureValue) cell.getElement();
cell.setText(featureValue.getFeature().getShortName());
}
else if (element instanceof ArrayValue) {
ArrayValue arrayValue = (ArrayValue) cell.getElement();
cell.setText(Integer.toString(arrayValue.slot()));
}
else {
throw new CasEditorError("Unkown element!");
}
}
}