使用java.security.KeyStore将椭圆曲线证书和私钥导入到Java密钥库中

import java.io.FileInputStream;
import java.security.KeyStore;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;
import java.security.PrivateKey;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.io.IOException;

public class KeyStoreExample {
    public static void main(String[] args) {
        try {
            // 加载KeyStore
            KeyStore keyStore = KeyStore.getInstance("JKS");
            FileInputStream keyStoreFile = new FileInputStream("path/to/keystore.jks");
            keyStore.load(keyStoreFile, "keystorePassword".toCharArray());

            // 加载证书
            CertificateFactory certFactory = CertificateFactory.getInstance("X.509");
            FileInputStream certFile = new FileInputStream("path/to/certificate.pem");
            X509Certificate certificate = (X509Certificate) certFactory.generateCertificate(certFile);

            // 加载私钥
            FileInputStream privateKeyFile = new FileInputStream("path/to/privateKey.pem");
            PrivateKey privateKey = KeyStore.getInstance("PKCS#8").getKey(privateKeyFile, "privateKeyPassword".toCharArray());

            // 创建KeyEntry
            KeyStore.PrivateKeyEntry privateKeyEntry = new KeyStore.PrivateKeyEntry(privateKey, new java.security.cert.Certificate[]{certificate});

            // 将KeyEntry添加到KeyStore
            keyStore.setEntry("alias", privateKeyEntry, new KeyStore.PasswordProtection("keyPassword".toCharArray()));

            // 保存KeyStore
            FileOutputStream fos = new FileOutputStream("path/to/keystore.jks");
            keyStore.store(fos, "keystorePassword".toCharArray());

            fos.close();
            keyStoreFile.close();
            certFile.close();
            privateKeyFile.close();

        } catch (KeyStoreException | NoSuchAlgorithmException | CertificateException | IOException e) {
            e.printStackTrace();
        }
    }
}