新增 RSA 非对称加密工具

common/src/test/java/com/jeesite/test/codec/RsaUtilsTest.java

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+/**
+ * Copyright (c) 2013-Now http://jeesite.com All rights reserved.
+ * No deletion without permission, or be held responsible to law.
+ */
+package com.jeesite.test.codec;
+
+import com.jeesite.common.codec.EncodeUtils;
+import com.jeesite.common.codec.RsaUtils;
+
+import java.nio.charset.StandardCharsets;
+import java.security.PrivateKey;
+import java.security.PublicKey;
+
+/**
+ * RSA 加密解密工具类，非对称加密
+ * @author ThinkGem
+ */
+public class RsaUtilsTest {
+
+	public static void main(String[] args) {
+
+		String s = "Hello word! 你好，中文！";
+		System.out.println(s);
+
+		String[] keys = RsaUtils.genKeys();
+		System.out.println("公钥：" + keys[0]);
+		PublicKey publicKey = RsaUtils.toPublicKey(keys[0]);
+		System.out.println("私钥：" + keys[1]);
+		PrivateKey privateKey = RsaUtils.toPrivateKey(keys[1]);
+
+		byte[] data = RsaUtils.encode(s.getBytes(), publicKey);
+		String dataString = EncodeUtils.encodeBase64(data);
+		System.out.println("加密数据：" + dataString);
+
+		byte[] data2 = RsaUtils.decode(data, privateKey);
+		String dataString2 = new String(data2, StandardCharsets.UTF_8);
+		System.out.println("解密数据：" + dataString2);
+
+		byte[] sign = RsaUtils.sign(s.getBytes(), privateKey);
+		System.out.println("数据签名：" + EncodeUtils.encodeBase64(sign));
+
+		boolean b = RsaUtils.verify(s.getBytes(), publicKey, sign);
+		System.out.println("数据验签：" + b);
+	}
+
+}