com.opensearchserver.affinities.Main.java Source code

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Here is the source code for com.opensearchserver.affinities.Main.java

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/**
 * Copyright 2015 OpenSearchServer Inc.
 *
 * Licensed 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 com.opensearchserver.affinities;

import io.undertow.Undertow;

import java.io.File;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;

import javax.ws.rs.ApplicationPath;
import javax.ws.rs.core.Application;

import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.GnuParser;
import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;
import org.jboss.resteasy.plugins.providers.jackson.JacksonJsonpInterceptor;
import org.jboss.resteasy.plugins.server.undertow.UndertowJaxrsServer;

import com.fasterxml.jackson.jaxrs.json.JacksonJsonProvider;
import com.opensearchserver.utils.json.JacksonConfig;

@ApplicationPath("/")
public class Main extends Application {

    @Override
    public Set<Class<?>> getClasses() {
        HashSet<Class<?>> classes = new HashSet<Class<?>>();
        classes.add(JacksonConfig.class);
        classes.add(JacksonJsonProvider.class);
        classes.add(JacksonJsonpInterceptor.class);
        classes.add(AffinitiesService.class);
        return classes;
    }

    public static void main(String[] args) throws IOException, ParseException {
        Logger.getLogger("").setLevel(Level.WARNING);
        Options options = new Options();
        options.addOption("h", "help", false, "print this message");
        options.addOption("d", "datadir", true, "Data directory");
        options.addOption("p", "port", true, "TCP port");
        CommandLineParser parser = new GnuParser();
        CommandLine cmd = parser.parse(options, args);
        if (cmd.hasOption("help")) {
            HelpFormatter formatter = new HelpFormatter();
            formatter.printHelp("java -jar target/oss-affinities.jar", options);
            return;
        }
        int port = cmd.hasOption("p") ? Integer.parseInt(cmd.getOptionValue("p")) : 9092;

        File dataDir = new File(System.getProperty("user.home"), "opensearchserver_affinities");
        if (cmd.hasOption("d"))
            dataDir = new File(cmd.getOptionValue("d"));
        if (!dataDir.exists())
            throw new IOException("The data directory does not exists: " + dataDir);
        if (!dataDir.isDirectory())
            throw new IOException("The data directory path is not a directory: " + dataDir);
        AffinityList.load(dataDir);

        UndertowJaxrsServer server = new UndertowJaxrsServer()
                .start(Undertow.builder().addHttpListener(port, "0.0.0.0"));
        server.deploy(Main.class);
    }
}