blueprint/src/main/java/org/apache/karaf/webconsole/blueprint/internal/bundle/BlueprintColumnProvider.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.karaf.webconsole.blueprint.internal.bundle;

import org.apache.karaf.webconsole.blueprint.internal.BlueprintState;
import org.apache.karaf.webconsole.blueprint.internal.IBlueprintBundleStateTracker;
import org.apache.karaf.webconsole.osgi.bundle.IColumnProvider;
import org.apache.wicket.extensions.markup.html.repeater.data.grid.ICellPopulator;
import org.apache.wicket.extensions.markup.html.repeater.data.table.AbstractColumn;
import org.apache.wicket.extensions.markup.html.repeater.data.table.IColumn;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.repeater.Item;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;
import org.osgi.framework.Bundle;

/**
 * Provides blueprint column in bundles view.
 */
public class BlueprintColumnProvider implements IColumnProvider {

    private IBlueprintBundleStateTracker tracker;

    public BlueprintColumnProvider(IBlueprintBundleStateTracker tracker) {
        this.tracker = tracker;
    }

    public IColumn<Bundle> getColumn() {
        return new AbstractColumn<Bundle>(Model.of("Blueprint")) {
            public void populateItem(Item<ICellPopulator<Bundle>> cellItem, String componentId, IModel<Bundle> rowModel) {
                Bundle bundle = rowModel.getObject();
                BlueprintState state = tracker.getState(bundle);
                if (state != null) {
                    cellItem.add(new Label(componentId, state.name()));
                } else {
                    cellItem.add(new Label(componentId));
                }
            }
        };
    }

}