CAP协议字符串签名

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/** * <p>标题: Signer.</p> * * <p>描述: 签名和验证CAP</p> * * <p>版权: Copyright (c) 2009</p> * * @author joy.jie * @version 1.0.0 */public class DefaultCAPSigner implements ICAPSigner {        private Signature sfs;    private Signature sfv;        /**     *      * 构造函数.     *     * @param pwd String 证书库密码     * @param alias String 证书库别名     * @param priKeyFile 私钥文件名     * @param pubKeyFile String 公钥保存文件名     */    public DefaultCAPSigner(String pwd, String alias, String priKeyFile,            String pubKeyFile) {        if(pwd != null && !pwd.equals("")){            this.sfs = CtSignature.createSignatureForSign(pwd, alias, priKeyFile);        }                this.sfv = CtSignature.createSignatureForVerify(pubKeyFile);    }        /**     * 签名.     *      * @param cap String 待签名CAP协议字符串     * @return 签名后的字符串     * @throws Exception      */    public synchronized String signatureCAP(String cap) throws SignException {        try {            ///// 此处请验证多线程环境下是否需要加上同步处理（joy.jie） /////            this.sfs.update(cap.getBytes());            byte[] signedText = this.sfs.sign();            return StringUtils.replace(cap,"<DigitalSign/>", "<DigitalSign>"                    + HexUtils.toHexString(signedText) + "</DigitalSign>");        } catch (Exception ex) {        ex.printStackTrace();            throw new SignException(SignException.TYPE_SIG,ex.getMessage(),ex);         }    }        /**     * 普通字符串签名     * @param simpleStr     * @return     * @throws SignException     */    public synchronized String signatureSimple(String simpleStr) throws SignException {     try {             this.sfs.update(simpleStr.getBytes());             byte[] signedText = this.sfs.sign();             return  HexUtils.toHexString(signedText);         } catch (Exception ex) {             throw new SignException(SignException.TYPE_SIG,ex.getMessage(),ex);          }    }        /**     * 验证.     *      * @param cap String CAP协议字符串     * @return boolean 验证是否通过     */    public synchronized boolean verifyCAP(String cap) throws SignException {        try {            String originalText = StringUtils.replace(cap,StringUtils.substring(cap,StringUtils                    .indexOf(cap,"<DigitalSign>"), StringUtils.indexOf(cap,"</DigitalSign>")                    + "</DigitalSign>".length()), "<DigitalSign/>");            String signedText = StringUtils.substring(cap,StringUtils.indexOf(cap,"<DigitalSign>")                    + "<DigitalSign>".length(), StringUtils.indexOf(cap,"</DigitalSign>"));            this.sfv.update(originalText.getBytes());            return this.sfv.verify(HexUtils.fromHexString(signedText));        } catch (Exception ex) {            throw new SignException(SignException.TYPE_VRF,ex.getMessage(),ex);        }    }        /**     * 普通字符串验签     *      * @param originalText     * @param signedText     * @return     * @throws SignException     */    public synchronized boolean verifySimple(String originalText, String signedText) throws SignException {    try{     this.sfv.update(originalText.getBytes());         return this.sfv.verify(HexUtils.fromHexString(signedText));    }catch(Exception e){               throw new SignException(SignException.TYPE_VRF,e.getMessage(),e);     }    }    /**     * 获得sfs.     *      * @return sfs     */    public Signature getSfs() {        return sfs;    }    /**     * 设置sfs.     *      * @param sfs 要设置的 sfs     */    public void setSfs(Signature sfs) {        this.sfs = sfs;    }    /**     * 获得sfv.     *      * @return sfv     */    public Signature getSfv() {        return sfv;    }    /**     * 设置sfv.     *      * @param sfv 要设置的 sfv     */    public void setSfv(Signature sfv) {        this.sfv = sfv;    }            public static void main(String[] args) throws SignException {        DefaultCAPSigner s = new DefaultCAPSigner("12345678", "ydsc", "D:/ydsc.keystore", "D:/ydsc.cer");        System.out.println(s.verifyCAP("<?xml version=\"1.0\" encoding=\"UTF-8\"?><CAPRoot><SessionHeader><ServiceCode>CAP01001</ServiceCode><Version>2009062411025800</Version><ActionCode>0</ActionCode><TransactionID>11062201307124501978113</TransactionID><SrcSysID>11062</SrcSysID><DstSysID>11000</DstSysID><ReqTime>20130712214951</ReqTime><DigitalSign>302C021433BD45D34D4970225B2AF23913BE49CE6534AC6102142E77E0F300400619664C8ADF6D3C966A3343F10A</DigitalSign></SessionHeader><SessionBody><AuthReq><AuthInfo><AccountType>2000004</AccountType><AccountID>15301586546</AccountID><PWDType>01</PWDType><Password>U/niP0i6IU0=</Password></AuthInfo></AuthReq></SessionBody></CAPRoot>"));        System.out.println(s.signatureCAP("<?xml version=\"1.0\" encoding=\"UTF-8\"?><CAPRoot><SessionHeader><ServiceCode>CAP01001</ServiceCode><Version>2009062411025800</Version><ActionCode>0</ActionCode><TransactionID>11062201307124501978113</TransactionID><SrcSysID>11062</SrcSysID><DstSysID>11000</DstSysID><ReqTime>20130712214951</ReqTime><DigitalSign/></SessionHeader><SessionBody><AuthReq><AuthInfo><AccountType>2000004</AccountType><AccountID>15301586546</AccountID><PWDType>01</PWDType><Password>U/niP0i6IU0=</Password></AuthInfo></AuthReq></SessionBody></CAPRoot>"));    }}
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