/*
?*?Copyright?（c）?2017?All?Rights?Reserved
?*/
/*
?*?修訂記錄:
?*?2017/8/24?09:34?創建
?*?
?*/
package?com.fmbank.gw.octopus.util.cryptography.svssign;

import?java.io.BufferedInputStream;
import?java.io.ByteArrayInputStream;
import?java.io.FileInputStream;
import?java.io.IOException;
import?java.security.DigestInputStream;
import?java.security.MessageDigest;
import?java.security.NoSuchAlgorithmException;
import?java.security.cert.CertificateFactory;
import?java.security.cert.X509Certificate;

import?org.slf4j.Logger;
import?org.slf4j.LoggerFactory;

import?sun.misc.base64Decoder;
import?sun.misc.base64Encoder;
import?sun.security.pkcs.PKCS7;

/**
?*?簽名驗簽基礎類
?*
?*?@filename?Svsbase.java
?*
?*?@version?1.0
?*
?*?@author?ruofei?
?*
?*?@since?2017/8/24
?*/
public?class?Svsbase?{

	private?static?final?Logger?logger?=?LoggerFactory.getLogger（Svsbase.class）;

	/**
	?*?簽名算法，默認RSA，可通過setCryptAlg（）方法設置
	?*/
	private?String?cryptAlg?=?“RSA“;

	/**
	?*?摘要算法，默認SHA1，可通過setDigestAlg（）方法設置
	?*/
	private?String?digestAlg?=?“SHA1“;

	protected?X509Certificate?signCert;
	protected?X509CertChecker?certChecker;

	public?Svsbase（）?{
	}

	/**
	?*?初始化證書
	?*?@param?fileName?證書路徑
	?*?@throws?Exception
	?*/
	public?void?initSignCertFile（String?fileName）?throws?Exception?{
		this.signCert?=?null;
		FileInputStream?fin?=?null;
		BufferedInputStream?bin?=?null;
		try{
			fin=?new?FileInputStream（fileName）;
			bin?=?new?BufferedInputStream（fin）;
			CertificateFactory?cf?=?CertificateFactory.getInstance（“X.509“）;
			if（bin.available（）?>?0）?{
				this.signCert?=?（X509Certificate）cf.generateCertificate（bin）;
			}
		}finally{
			try{
				if（bin!=null）{
					bin.close（）;
				}
			}catch（Exception?ex）{
				logger.info（““ex）;
			}
			try{
				if（fin!=null）{
					fin.close（）;
				}
			}catch（Exception?ex）{
				logger.info（““ex）;
			}
		}
	}

	public?void?initSignCert（String?szB64Cert）?throws?Exception?{
		ByteArrayInputStream?bin?=?new?ByteArrayInputStream（base64Decode（szB64Cert））;
		CertificateFactory?cf?=?CertificateFactory.getInstance（“X.509“）;
		if（bin.available（）?>?0）?{
			this.signCert?=?（X509Certificate）cf.generateCertificate（bin）;
		}

	}

	public?void?initSignCert（X509Certificate?cert）?{
		this.signCert?=?cert;
	}

	public?X509Certificate?getSignCert（）?{
		return?this.signCert;
	}

	public?String?getEncodedSignCert（）?throws?Exception?{
		return?base64Encode（this.signCert.getEncoded（））;
	}

	public?void?setCertChecker（X509CertChecker?checker）?{
		this.certChecker?=?checker;
	}

	public?X509CertChecker?getCertChecker（）?{
		return?this.certChecker;
	}

	public?int?checkSignCert（）?{
		return?X509CertChecker.checkCertValidity（this.signCert）;
	}

	public?int?checkSignCert（X509Certificate?issuerCert）?{
		if（issuerCert?==?null）?{
			return?-1;
		}?else?{
			int?nret?=?X509CertChecker.checkCertValidity（this.signCert）;
			return?nret?!=?0?nret:?X509CertCheck

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????10752??2018-12-26?15:32??RSA的PKCS#7加解密驗簽\OpenSSL生成加密證書.doc
?????文件????????5800??2018-07-20?15:55??RSA的PKCS#7加解密驗簽\Svsbase.java
?????文件????????6382??2018-07-20?15:55??RSA的PKCS#7加解密驗簽\SvsSign.java
?????文件?????????626??2018-09-13?16:50??RSA的PKCS#7加解密驗簽\SvsSignExample.java
?????文件????????9647??2018-07-20?15:55??RSA的PKCS#7加解密驗簽\SvsVerify.java
?????文件????????5640??2018-07-20?15:55??RSA的PKCS#7加解密驗簽\X509CertChecker.java
?????文件?????????140??2018-12-26?15:32??RSA的PKCS#7加解密驗簽\read?me.txt
?????目錄???????????0??2018-12-26?15:32??RSA的PKCS#7加解密驗簽\