将VMSConnection模块加入min-dev-java，以支持与VMS进行通信，执行注册、登录等功能

src/main/java/VMSConnection/Security/SM2/SM2PrivateKey.java

@@ -0,0 +1,111 @@
+package VMSConnection.Security.SM2;
+
+import org.bouncycastle.crypto.CipherParameters;
+import org.bouncycastle.crypto.CryptoException;
+import org.bouncycastle.crypto.InvalidCipherTextException;
+import org.bouncycastle.crypto.engines.SM2Engine;
+import org.bouncycastle.crypto.params.ECDomainParameters;
+import org.bouncycastle.crypto.params.ECPrivateKeyParameters;
+import org.bouncycastle.crypto.params.ParametersWithRandom;
+import org.bouncycastle.crypto.signers.SM2Signer;
+
+import java.math.BigInteger;
+import java.security.SecureRandom;
+
+/*
+ * @Author: hongyu guo
+ * @Description: 国密sm2 非对称加密私钥
+ * @Version: 1.0.0
+ * @Date: 19:40 2021/03/03
+ * @Copyright: MIN-Group；国家重大科技基础设施——未来网络北大实验室；深圳市信息论与未来网络重点实验室
+ */
+public class SM2PrivateKey implements PrivateKeyInterface {
+
+    public SM2PrivateKey(){}
+
+    /*
+     * @param d
+     * @return
+     * @author hongyu guo
+     * @date 2021/3/7
+    **/
+
+    /*
+     * @param d 大数
+     * @return
+     * @author hongyu guo
+     * @date 2021/3/7
+    **/
+    public SM2PrivateKey(byte[] d) {
+        privateKey = new ECPrivateKeyParameters(new BigInteger(d), SM2Base.DOMAIN_PARAMS);
+    }
+    public SM2PrivateKey(byte[] d, ECDomainParameters parameters){
+        if(d.length == 32 || d.length == 33)
+            privateKey = new ECPrivateKeyParameters(new BigInteger(d), parameters);
+        else {
+            try {
+                throw new SM2Exception("SM2私钥中，参数d长度应为32/33");
+            } catch (SM2Exception e) {
+                e.printStackTrace();
+            }
+        }
+    }
+    
+    @Override
+    public byte[] getBytes() {
+        byte[] bytes = privateKey.getD().toByteArray();
+        return SM2Base.byteArraytoHexByteArray(bytes);
+    }
+
+    @Override
+//    public boolean setBytes(byte[] d) {
+//        // TODO 待与go版本进行兼容 目前版本无法使用
+//        if(d.length != 32 && d.length != 33)
+//            return false;
+//        privateKey = new ECPrivateKeyParameters(new BigInteger(d), SM2Base.DOMAIN_PARAMS);
+//        return true;
+//    }
+
+    /**
+     * @description 与external_amd64同步
+     * @params d {byte[]}
+     * @return boolean
+     */
+    // TODO 实现不同
+    public boolean setBytes(byte[] d){
+        if (d.length != 64 && d.length != 66 && d.length != 32 && d.length != 33)
+            return false;
+        switch (d.length){
+            case 32:
+            case 33:
+                privateKey = new ECPrivateKeyParameters(new BigInteger(d), SM2Base.DOMAIN_PARAMS);
+                break;
+            case 64:
+            case 66:
+                d = SM2Base.hexByteArrayToByteArray(d);
+                privateKey = new ECPrivateKeyParameters(new BigInteger(d), SM2Base.DOMAIN_PARAMS);
+                break;
+        }
+        return true;
+    }
+
+    @Override
+    public byte[] decrypt(byte[] cipher) throws InvalidCipherTextException {
+        SM2Engine engine = new SM2Engine(SM2Engine.Mode.C1C2C3);
+        engine.init(false, privateKey);
+        return engine.processBlock(cipher, 0, cipher.length);
+    }
+
+    @Override
+    public byte[] sign(byte[] content) throws CryptoException {
+        SM2Signer signer = new SM2Signer();
+        CipherParameters param = null;
+        ParametersWithRandom pwr = new ParametersWithRandom(privateKey, new SecureRandom());
+        param = pwr;
+        signer.init(true, param);
+        signer.update(content, 0, content.length);
+        return signer.generateSignature();
+    }
+
+    private ECPrivateKeyParameters privateKey;
+}