From f96f3900e2ec516e10fa9143f60e7e64e500d2a0 Mon Sep 17 00:00:00 2001
From: chenjiahe <763432473@qq.com>
Date: 星期四, 31 三月 2022 16:31:38 +0800
Subject: [PATCH] 新增RSA的校验和生成签名方法
---
src/main/java/com/hx/util/rsa/RSASignature.java | 46 +++++++++++++++++++++++++++++++++++++++++++---
1 files changed, 43 insertions(+), 3 deletions(-)
diff --git a/src/main/java/com/hx/util/rsa/RSASignature.java b/src/main/java/com/hx/util/rsa/RSASignature.java
index ae1d4ba..593f276 100644
--- a/src/main/java/com/hx/util/rsa/RSASignature.java
+++ b/src/main/java/com/hx/util/rsa/RSASignature.java
@@ -1,11 +1,13 @@
package com.hx.util.rsa;
+import com.hx.util.StringUtils;
+
import java.security.KeyFactory;
import java.security.PrivateKey;
import java.security.PublicKey;
import java.security.spec.PKCS8EncodedKeySpec;
import java.security.spec.X509EncodedKeySpec;
-
+import java.util.*;
/**
@@ -25,7 +27,7 @@
* @param encode 瀛楃闆嗙紪鐮�
* @return 绛惧悕鍊�
*/
- public static String sign(String content, String privateKey, String encode) {
+ public static String createSign(String content, String privateKey, String encode) {
try {
PKCS8EncodedKeySpec priPKCS8 = new PKCS8EncodedKeySpec( Base64.decode(privateKey) );
@@ -49,7 +51,7 @@
return null;
}
- public static String sign(String content, String privateKey) {
+ public static String createSign(String content, String privateKey) {
try{
PKCS8EncodedKeySpec priPKCS8 = new PKCS8EncodedKeySpec( Base64.decode(privateKey) );
KeyFactory keyf = KeyFactory.getInstance("RSA");
@@ -65,6 +67,44 @@
return null;
}
+
+ /**
+ * RSA楠岀鍚嶆鏌�
+ * @param params 鎵�鏈夊弬鏁�
+ * @param publicKey 鍒嗛厤缁欏紑鍙戝晢鍏挜
+ * @param encode 瀛楃闆嗙紪鐮�
+ * @return 甯冨皵鍊�
+ */
+ public static boolean doCheck(Map<String,String> params, String publicKey, String encode) {
+ String sign = params.get("sign");
+ if(sign == null){
+ return false;
+ }
+ String content = getSignCheckContent(params);
+ return doCheck( content, sign, publicKey, encode);
+ }
+
+ public static String getSignCheckContent(Map<String, String> params) {
+ if (params == null) {
+ return null;
+ } else {
+ params.remove("sign");
+ StringBuilder content = new StringBuilder();
+ List<String> keys = new ArrayList(params.keySet());
+ Collections.sort(keys);
+
+ for(int i = 0; i < keys.size(); ++i) {
+ String key = (String)keys.get(i);
+ String value = (String)params.get(key);
+ if(StringUtils.isEmpty(value)){
+ continue;
+ }
+ content.append(i == 0 ? "" : "&").append(key).append("=").append(value);
+ }
+ return content.toString();
+ }
+ }
+
/**
* RSA楠岀鍚嶆鏌�
* @param content 寰呯鍚嶆暟鎹�
--
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