sensorsActuators.JsonSocketSensor.java Source code

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Here is the source code for sensorsActuators.JsonSocketSensor.java

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package sensorsActuators;

import java.io.IOException;
import org.json.simple.JSONObject;
import org.json.simple.JSONValue;

/**
 *
 * @author daniele
 */
public abstract class JsonSocketSensor extends SocketSensor {

    protected final String req;
    protected String[] codes;
    protected JSONObject jsobj;

    public JsonSocketSensor(String parent, String name, String address, int port) throws IOException {
        super(address, port);
        req = "id1 " + parent + "." + name + " get_local_data";
    }

    @Override
    public void sense() throws IOException {
        String risp = sendRequest(req);

        Object obj = JSONValue.parse(risp);
        jsobj = JSONObject.class.cast(obj);

        if (!messageIsValid(jsobj))
            throw new IOException("Messaggio non codificato correttamente\n");
    }

    private boolean messageIsValid(JSONObject JS) {
        for (String s : codes) {
            if (!JS.containsKey(s))
                return false;
        }
        return true;
    }
}