org.apache.ace.webui.vaadin/src/org/apache/ace/webui/vaadin/extension/DistributionToFeatureAssocExtensionFactory.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.ace.webui.vaadin.extension;

import java.util.stream.Stream;

import org.apache.ace.client.repository.object.DistributionObject;
import org.apache.ace.client.repository.object.Feature2DistributionAssociation;

/**
 * Provides a UI extension for the details window showing some details on all associations.
 */
public class DistributionToFeatureAssocExtensionFactory extends BaseAssociationExtensionFactory<DistributionObject, Feature2DistributionAssociation> {

    public DistributionToFeatureAssocExtensionFactory() {
        super("Features");
    }

    @Override
    protected Stream<Feature2DistributionAssociation> getAssocations(DistributionObject dist) {
        return dist.getFeatures().stream()
            .flatMap(d -> dist.getAssociationsWith(d).stream());
    }
}