com.github.veithen.visualwas.client.pmi.ConfigsLoaderInterceptor Maven / Gradle / Ivy

Go to download
/*
 * #%L
 * VisualWAS
 * %%
 * Copyright (C) 2013 - 2018 Andreas Veithen
 * %%
 * 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
 * .
 * #L%
 */
package com.github.veithen.visualwas.client.pmi;

import com.github.veithen.visualwas.connector.AdminService;
import com.github.veithen.visualwas.connector.feature.ContextPopulatingInterceptor;
import com.github.veithen.visualwas.connector.proxy.SingletonMBeanLocator;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.MoreExecutors;

final class ConfigsLoaderInterceptor extends ContextPopulatingInterceptor {
    ConfigsLoaderInterceptor() {
        super(Configs.class);
    }

    @Override
    protected ListenableFuture produceValue(final AdminService adminService) {
        return Futures.transform(
                Futures.transformAsync(
                        new SingletonMBeanLocator("Perf").locateMBean(adminService),
                        (perfMBean) -> { return adminService.invokeAsync(perfMBean, "getConfigs", null, null); },
                        MoreExecutors.directExecutor()),
                (input) -> { return new Configs((PmiModuleConfig[])input); },
                MoreExecutors.directExecutor());
    }
}