com.github.phantomthief.zookeeper.ZkNode Maven / Gradle / Ivy

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A ZooKeeper based configuration resources holder

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package com.github.phantomthief.zookeeper;

import static org.apache.commons.lang3.builder.ToStringBuilder.reflectionToString;
import static org.apache.commons.lang3.builder.ToStringStyle.SHORT_PREFIX_STYLE;

import java.util.function.Supplier;

/**
 * @author w.vela
 * Created on 2017-01-19.
 */
public class ZkNode implements Supplier {

    private final T obj;
    private final boolean exist;

    ZkNode(T obj, boolean exist) {
        this.obj = obj;
        this.exist = exist;
    }

    @Override
    public T get() {
        return obj;
    }

    public boolean nodeExists() {
        return exist;
    }

    @Override
    public String toString() {
        return reflectionToString(this, SHORT_PREFIX_STYLE);
    }
}