java 线程池的用法 ThreadExecutor 带有优先级的线程处理类CallablePriority和返回值的 不带返回值的RunnablePriority

package com.xj.hhjk.common.thread;

import java.util.concurrent.Callable;

import com.alibaba.fastjson.JSONObject;

/**
 * 带有优先级的线程处理类
 * 
 * @author shengguimin
 */
public abstract class CallablePriority<V> implements Callable<V>, Comparable<CallablePriority<V>> {
    private JSONObject data;
    private int priority; // 权值

    public CallablePriority() {
    }

    public CallablePriority(JSONObject data) {
        this.data = data;
    }

    public CallablePriority(int priority) {
        super();
        this.priority = priority;
    }

    public JSONObject getData() {