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package io.vertx.tp.plugin.job;

import io.vertx.core.Vertx;
import io.vertx.tp.plugin.session.SessionInfix;
import io.vertx.up.annotations.Plugin;
import io.vertx.up.fn.Fn;
import io.vertx.up.plugin.Infix;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

@Plugin
@SuppressWarnings("unchecked")
public class JobInfix implements Infix {

    private static final String NAME = "ZERO_JOB_POOL";

    private static final ConcurrentMap CLIENTS
            = new ConcurrentHashMap<>();

    private static void initInternal(final Vertx vertx,
                                     final String name) {
        Fn.pool(CLIENTS, name,
                () -> Infix.initTp("job",
                        (config) -> JobClient.createShared(vertx, config.getJsonObject("client")),
                        SessionInfix.class));
    }

    public static void init(final Vertx vertx) {
        initInternal(vertx, NAME);
    }

    public static JobClient getClient() {
        return CLIENTS.get(NAME);
    }

    @Override
    public JobClient get() {
        return getClient();
    }
}