公司要求用阿里云短信进行开发，由于网上教程比较少，先整理下代码，如下：
import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.util.Arrays;
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.HashMap;
import java.util.Map;
import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;
import sun.misc.BASE64Encoder;
/**
* 阿里云短信签名机制
* @author yuj
*
*/
public class SMSSignatureUtil {
private static final String ACTION = "SingleSendSms";
private static final String XML = "XML";
private static final String REGIONID = "cn-guangzhou";
private static final String SIGNATUREMETHOD = "cn-guangzhou";
private static final String SIGNATUREVERSION = "1.0";
private static final String VERSION = "2016-09-27";
/**
* 签名结果串-阿里云短信
* @param accessKeyId - testid
* @param jsonParams - {\"name\":\"d\",\"name1\":\"d\"}
* @param recNum - 13098765432
* @param signName - 标签测试
* @param signatureNonce - 9e030f6b-03a2-40f0-a6ba-157d44532fd0
* @param templateCode - SMS_1650053
* @param timestamp - 2016-10-20T05:37:52Z
* @return signature - ka8PDlV7S9sYqxEMRnmlBv%2FDoAE%3D
*/
public static String getSignature(String accessKeyId,String jsonParams,String recNum,
String signName,String signatureNonce,String templateCode,String timestamp)
{
String signature = "";
try {
Map parameters = new HashMap();
parameters.put("AccessKeyId", accessKeyId);
parameters.put("Action", ACTION);
parameters.put("Format", XML);
parameters.put("ParamString", jsonParams);
parameters.put("RecNum", recNum);
parameters.put("RegionId", REGIONID);
parameters.put("SignName", signName);
parameters.put("SignatureMethod", SIGNATUREMETHOD);
parameters.put("SignatureNonce", signatureNonce);
parameters.put("SignatureVersion", SIGNATUREVERSION);
parameters.put("TemplateCode", templateCode);
parameters.put("Timestamp", timestamp);
parameters.put("Version", VERSION);
// 对参数进行排序
String[] sortedKeys = (String[]) parameters.keySet().toArray(new String[] {});
Arrays.sort(sortedKeys);
final String SEPARATOR = "&";
// 生成stringToSign字符串
StringBuilder stringToSign = new StringBuilder();
stringToSign.append("POST").append(SEPARATOR);
stringToSign.append(percentEncode("/")).append(SEPARATOR);
StringBuilder canonicalizedQueryString = new StringBuilder();
for (String key : sortedKeys) {
// 这里注意对key和value进行编码
canonicalizedQueryString.append("&").append(percentEncode(key))
.append("=").append(percentEncode((String) parameters.get(key)));
}
// 这里注意对canonicalizedQueryString进行编码
stringToSign.append(percentEncode(canonicalizedQueryString.toString()
.substring(1)));
final String ALGORITHM = "HmacSHA1";
final String ENCODING = "UTF-8";
String key = "testsecret&";
Mac mac = Mac.getInstance(ALGORITHM);
mac.init(new SecretKeySpec(key.getBytes(ENCODING), ALGORITHM));
byte[] signData = mac.doFinal(stringToSign.toString().getBytes(ENCODING));
signature = new String(new BASE64Encoder().encode(signData));
signature = percentEncode(signature);
} catch (InvalidKeyException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (UnsupportedEncodingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (NoSuchAlgorithmException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return signature;
}
private static String percentEncode(String value) throws UnsupportedEncodingException {
return value != null ? URLEncoder.encode(value, "utf-8").replace("+", "%20").replace("*", "%2A").replace("%7E", "~") : null;
}
}
