JunqiangYang

import java.io.ByteArrayInputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.itextpdf.text.Document;

JunqiangYang

import java.io.PrintWriter;
import java.io.Writer;
import java.util.ArrayList;

/**
 * 专为产生抛出对象的堆栈的封装
 *
 */
final class ArrayWriter extends PrintWriter

JunqiangYang

import java.util.Calendar;
import java.util.concurrent.Executor;
import java.util.concurrent.atomic.AtomicBoolean;

/**
 * @author Junqiang.Yang
 * @create 2017-06-30 16:07
 **/

public class Demo {

JunqiangYang

import java.util.Calendar;
import java.util.Date;

public class CalendarUtil {

	public enum RepayPeriodType{
		Positive,//正推
		Reverse//倒退
	}

JunqiangYang

import java.io.IOException;
import java.security.SecureRandom;

import javax.crypto.Cipher;
import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.DESKeySpec;


public class DESUtil {

JunqiangYang

import java.awt.Color;
import java.awt.Font;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;

JunqiangYang

import java.lang.reflect.Method;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;

JunqiangYang

/*
 * Copyright 1999-2011 Alibaba Group.
 *  
 * 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

JunqiangYang

package org.jsets.rpc.server;

import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicInteger;

/**
 * @ClassName: NamedThreadFactory
 * @Description: 可命名线程工厂
 * @author wangjie
 * @date 2016年8月11日 下午3:31:28

JunqiangYang

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;


/**
 * 数据验证
 * @author