GetLatestValueRate.java
/**
* GetLatestValueRate.java This file is part of WattDepot.
*
* Copyright (C) 2014 Cam Moore
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.wattdepot.client.http.api.performance;
import java.util.Timer;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;
import org.apache.commons.cli.PosixParser;
import org.wattdepot.common.exception.BadCredentialException;
import org.wattdepot.common.exception.BadSensorUriException;
import org.wattdepot.common.exception.IdNotFoundException;
/**
* GetLatestValueRate - Starts up a process that get the latest value from the
* WattDepot server at the given rate of measurements per second.
*
* @author Cam Moore
*
*/
public class GetLatestValueRate {
/**
* @param args command line arguments -s <server uri> -u <username> -p
* <password> -o <orgId> -mps <measurementsPerSecond> [-d].
* @throws BadSensorUriException if there is a problem with the WattDepot
* sensor definition.
* @throws IdNotFoundException if there is a problem with the organization id.
* @throws BadCredentialException if the credentials are not valid.
*/
public static void main(String[] args) throws BadCredentialException, IdNotFoundException,
BadSensorUriException {
Options options = new Options();
CommandLine cmd = null;
String serverUri = null;
String username = null;
String organizationId = null;
String password = null;
Integer getsPerSec = null;
boolean debug = false;
options.addOption("h", false, "Usage: GetLatestValueRate -s <server uri> -u <username>"
+ " -p <password> -o <orgId> -gps <getsPerSecond> [-d]");
options.addOption("s", "server", true, "WattDepot Server URI. (http://server.wattdepot.org)");
options.addOption("u", "username", true, "Username");
options.addOption("o", "organizationId", true, "User's Organization id.");
options.addOption("p", "password", true, "Password");
options.addOption("gps", "getsPerSecond", true,
"Number of gets per second.");
options.addOption("d", "debug", false, "Displays statistics as the Measurements are stored.");
CommandLineParser parser = new PosixParser();
HelpFormatter formatter = new HelpFormatter();
try {
cmd = parser.parse(options, args);
}
catch (ParseException e) {
System.err.println("Command line parsing failed. Reason: " + e.getMessage() + ". Exiting.");
System.exit(1);
}
if (cmd.hasOption("h")) {
formatter.printHelp("GetLatestValueRate", options);
System.exit(0);
}
if (cmd.hasOption("s")) {
serverUri = cmd.getOptionValue("s");
}
else {
serverUri = "http://server.wattdepot.org/";
}
if (cmd.hasOption("u")) {
username = cmd.getOptionValue("u");
}
else {
username = "user";
}
if (cmd.hasOption("p")) {
password = cmd.getOptionValue("p");
}
else {
password = "default";
}
if (cmd.hasOption("o")) {
organizationId = cmd.getOptionValue("o");
}
else {
organizationId = "organization";
}
if (cmd.hasOption("gps")) {
getsPerSec = Integer.parseInt(cmd.getOptionValue("gps"));
}
else {
getsPerSec = 13;
}
debug = cmd.hasOption("d");
if (debug) {
System.out.println("Get Latest Value Rate:");
System.out.println(" WattDepotServer: " + serverUri);
System.out.println(" Username: " + username);
System.out.println(" OrganizationId: " + organizationId);
System.out.println(" Password: " + password);
System.out.println(" Gets/Sec: " + getsPerSec);
}
Timer t = new Timer("monitoring");
for (int i = 0; i < getsPerSec; i++) {
t.schedule(new GetLatestValueTask(serverUri, username, organizationId, password, debug), 0,
1000);
}
}
}