com.github.robozonky.common.management.ManagementBean Maven / Gradle / Ivy

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/*
 * Copyright 2018 The RoboZonky Project
 *
 * 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.github.robozonky.common.management;

import java.util.function.Supplier;
import javax.management.ObjectName;

import io.vavr.Lazy;
import io.vavr.control.Either;
import io.vavr.control.Try;

public final class ManagementBean {

    static final String DOMAIN = "com.github.robozonky";

    private final Lazy name;
    private final Lazy instance;

    public ManagementBean(final Class type, final Supplier constructor) {
        this.name = Lazy.of(() -> assembleObjectName(type).get());
        this.instance = Lazy.of(constructor);
    }

    private static Either assembleObjectName(final Class clz) {
        return Try.of(() -> {
            final String packageName = clz.getPackage().getName();
            final String className = clz.getSimpleName();
            return new ObjectName(DOMAIN + ":type=" + packageName + ",name=" + className);
        }).toEither();
    }

    public ObjectName getObjectName() {
        return name.get();
    }

    public T getInstance() {
        return instance.get();
    }

}