腾讯云MySQL服务器公共请求参数生成

import java.net.URLEncoder;
import java.util.Date;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.TreeMap;/*** 腾讯云公共请求参数*/
public class RequestPublic {public  String getRequestPublic(String SQL_Action) {//获取参数String Action = SQL_Action;String SecretId = SQL_SECRETID;String Timestamp = String.valueOf(new Date().getTime()).substring(0, 10);String Nonce = String.valueOf((int)(Math.random()*100000));String Region = SQL_REGION;String SignatureMethod = SQL_SIGNATUREMETHOD;String cdbInstanceIds = SQL_CDBINSTANCEID;		String signURL = SQL_URL+"?";	//生成signURL TreeMap进行排序Map<String ,String> reqMap = new TreeMap<String ,String>();reqMap.put("Action", Action);reqMap.put("SecretId", SecretId);reqMap.put("Timestamp", Timestamp);reqMap.put("Nonce", Nonce);reqMap.put("Region", Region);reqMap.put("SignatureMethod", SignatureMethod);reqMap.put("cdbInstanceIds.0", cdbInstanceIds);		Set<String> keySet = reqMap.keySet();Iterator<String> iter = keySet.iterator();while (iter.hasNext()) {String key = iter.next();signURL += key+"="+reqMap.get(key)+"&";}signURL = signURL.substring(0 , signURL.length()-1);//获得签名sig  HMACSHA256加密并URL编码HMACSHA256 hmacsha = new HMACSHA256();try {String sig = hmacsha.getSignature(signURL ,SQL_SECRET);sig = URLEncoder.encode(sig,"UTF-8");String getURL = signURL.substring(3)+"&Signature="+sig;System.out.println(getURL);return getURL;} catch (Exception e) {// TODO Auto-generated catch blocke.printStackTrace();return "ERROR";}				}}