javaRSA加密解密在线生成公钥私钥方式（工具类）

package org.springblade.common.utils;
 
import org.apache.commons.codec.binary.Base64;
import org.springframework.stereotype.Component;
 
import javax.crypto.Cipher;
import java.security.*;
import java.security.interfaces.RSAPrivateKey;
import java.security.interfaces.RSAPublicKey;
import java.security.spec.PKCS8EncodedKeySpec;
import java.security.spec.X509EncodedKeySpec;
import java.util.HashMap;
import java.util.Map;
 
@Component
public class RsaUtil {
//    @Value("${zyplayer.doc.privateKey:}")
    private static String privateKey = "MIICdgIBADANBgkqhkiG9w0BAQEFAASCAmAwggJcAgEAAoGBAMcZUUdstWrwb1wi\n" +
	"IuO4Id8W+yBuNZSUJDwpksQKBC+kyWX1kf2PDGtgJyW14pPufsCKuicjumAhsy+I\n" +
	"pNALtyMLjUGV9Zg5Bq++A60Q5F3ih/0PIINiT2i+uTVRNWK8SphSrnNSQNPWGlqt\n" +
	"LrPsLb7003TCkAnpuQlc8cFidJH7AgMBAAECgYBHWLY8ryMP0FtHm9/+1JQmuriB\n" +
	"NZ0zwiZ9/LPgVmqLnDSjue13/JQJwmok5Fnugw