test/fvtiot/src/test/java/org/apache/edgent/test/fvt/iot/IotTestApps.java

/*
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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

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specific language governing permissions and limitations
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package org.apache.edgent.test.fvt.iot;

import org.apache.edgent.connectors.pubsub.PublishSubscribe;
import org.apache.edgent.execution.DirectSubmitter;
import org.apache.edgent.runtime.jsoncontrol.JsonControlService;
import org.apache.edgent.topology.TStream;
import org.apache.edgent.topology.Topology;
import org.apache.edgent.topology.mbeans.ApplicationServiceMXBean;
import org.apache.edgent.topology.services.ApplicationService;

import com.google.gson.JsonArray;
import com.google.gson.JsonObject;
import com.google.gson.JsonPrimitive;

public class IotTestApps {
    
    public static JsonObject newSubmitRequest(String name) {
        JsonObject submitApp = new JsonObject();   
        submitApp.addProperty(JsonControlService.TYPE_KEY, ApplicationServiceMXBean.TYPE);
        submitApp.addProperty(JsonControlService.ALIAS_KEY, ApplicationService.ALIAS);
        JsonArray args = new JsonArray();
        args.add(new JsonPrimitive(name));
        args.add(new JsonObject());
        submitApp.addProperty(JsonControlService.OP_KEY, "submit");
        submitApp.add(JsonControlService.ARGS_KEY, args); 
        
        return submitApp;
    }
    
    public static void registerApplications(DirectSubmitter<?, ?> submitter) {
        ApplicationService apps = submitter.getServices().getService(ApplicationService.class);
        
        apps.registerTopology("AppOne", IotTestApps::createApplicationOne);
    }
    
    public static void createApplicationOne(Topology topology, JsonObject config) {
        TStream<String> out = topology.strings("APP1_A", "APP1_B", "APP1_C");
        PublishSubscribe.publish(out, "appOne", String.class);
    }
}