Http 请求
摘要:package com.ecton; import com.alibaba.fastjson.JSONArray;import com.sun.org.apache.xerces.internal.impl.dv.util.Base64; import javax.net.ssl.HttpsURLC
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Base64
摘要:package com.ecton; import java.security.interfaces.RSAPublicKey; public final class Base64 { static private final int BASELENGTH = 128; static private
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RSA加密pkcs1填充
摘要:package com.ecton; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.FileReader; import java.io.FileWriter; import java.io.
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MD5加密
摘要:package com.ecton; import java.security.MessageDigest; /* * Created on 2002-4-27 * * To change the template for this generated file go to * Window>
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Date类型转成String类型的yyyyMMddHHmmss
摘要:// return String yyyyMMddHHmmss,例如:20180531110725 public static String getStringDate() { Date currentTime = new Date(); SimpleDateFormat formatter = n
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Ajax url问题
摘要:ajax请求后台servlet的方法,url只写servlet类的@WebServlet("/Sign")对应的Sign就好 servlet类: package demo; import java.io.IOException;import java.io.PrintWriter; import j
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异步回调获取url请求的参数
摘要:提供一个url,服务器回调这个url的时候能够获取传过来的参数 <%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%><%@ page import="java.util.*"%><
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URL请求响应(Socket)
摘要:package com.socket; import java.io.BufferedReader;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.n
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