diff options
Diffstat (limited to 'id.server/src/at/gv/egovernment/moa/id/auth/parser/VerifyXMLSignatureResponseParser.java')
-rw-r--r-- | id.server/src/at/gv/egovernment/moa/id/auth/parser/VerifyXMLSignatureResponseParser.java | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/id.server/src/at/gv/egovernment/moa/id/auth/parser/VerifyXMLSignatureResponseParser.java b/id.server/src/at/gv/egovernment/moa/id/auth/parser/VerifyXMLSignatureResponseParser.java new file mode 100644 index 000000000..c74dc64e8 --- /dev/null +++ b/id.server/src/at/gv/egovernment/moa/id/auth/parser/VerifyXMLSignatureResponseParser.java @@ -0,0 +1,159 @@ +package at.gv.egovernment.moa.id.auth.parser; + +import iaik.utils.Base64InputStream; +import iaik.x509.X509Certificate; +import java.io.ByteArrayInputStream; +import java.io.InputStream; + +import org.w3c.dom.Element; + +import at.gv.egovernment.moa.id.*; +import at.gv.egovernment.moa.id.auth.data.VerifyXMLSignatureResponse; +import at.gv.egovernment.moa.util.Constants; +import at.gv.egovernment.moa.util.DOMUtils; +import at.gv.egovernment.moa.util.XPathUtils; + +/** + * Parses a <code><VerifyXMLSignatureResponse></code> returned by + * MOA-SPSS. + * This class implements the Singleton pattern + * + * @author Stefan Knirsch + * @version $Id$ + */ + + +public class VerifyXMLSignatureResponseParser { + // + // XPath namespace prefix shortcuts + // + /** Xpath prefix for reaching MOA Namespaces */ + private static final String MOA = Constants.MOA_PREFIX + ":"; + /** Xpath prefix for reaching DSIG Namespaces */ + private static final String DSIG = Constants.DSIG_PREFIX + ":"; + /** Xpath prefix for reaching SecurityLayer 1.1 Namespaces */ + private static final String SL11 = Constants.SL11_PREFIX + ":"; + /** Xpath expression to the root element */ + private static final String ROOT = "/" + MOA + "VerifyXMLSignatureResponse/"; + + /** Xpath expression to the X509SubjectName element */ + private static final String DSIG_SUBJECT_NAME_XPATH = + ROOT + MOA + "SignerInfo/" + DSIG + "X509Data/" + + DSIG + "X509SubjectName"; + /** Xpath expression to the X509Certificate element */ + private static final String DSIG_X509_CERTIFICATE_XPATH = + ROOT + MOA + "SignerInfo/" + DSIG + "X509Data/" + + DSIG + "X509Certificate"; + /** Xpath expression to the PublicAuthority element */ + private static final String PUBLIC_AUTHORITY_XPATH = + ROOT + MOA + "SignerInfo/" + DSIG + "X509Data/" + + MOA + "PublicAuthority"; + /** Xpath expression to the PublicAuthorityCode element */ + private static final String PUBLIC_AUTHORITY_CODE_XPATH = + PUBLIC_AUTHORITY_XPATH + "/" + MOA + "Code"; + /** Xpath expression to the QualifiedCertificate element */ + private static final String QUALIFIED_CERTIFICATE_XPATH = + ROOT + MOA + "SignerInfo/" + DSIG + "X509Data/" + + SL11 + "QualifiedCertificate"; + + /** Xpath expression to the SignatureCheckCode element */ + private static final String SIGNATURE_CHECK_CODE_XPATH = + ROOT + MOA + "SignatureCheck/" + MOA + "Code"; + /** Xpath expression to the XMLDSIGManifestCheckCode element */ + private static final String XMLDSIG_MANIFEST_CHECK_CODE_XPATH = + ROOT + MOA + "XMLDSIGManifestCheck/" + MOA + "Code"; + /** Xpath expression to the CertificateCheckCode element */ + private static final String CERTIFICATE_CHECK_CODE_XPATH = + ROOT + MOA + "CertificateCheck/" + MOA + "Code"; + + + /** This is the root element of the XML-Document provided by the Security Layer Card*/ + private Element verifyXMLSignatureResponse; + + /** + * Constructor for VerifyXMLSignatureResponseParser. + * A DOM-representation of the incoming String will be created + * @param xmlResponse <code><InfoboxReadResponse></code> as String + * @throws ParseException on any parsing error + */ + public VerifyXMLSignatureResponseParser(String xmlResponse) throws ParseException{ + try { + InputStream s = new ByteArrayInputStream(xmlResponse.getBytes("UTF-8")); + + verifyXMLSignatureResponse = DOMUtils.parseXmlValidating(s); + } + catch (Throwable t) { + throw new ParseException("parser.01", null, t); + } + } + + /** + * Constructor for VerifyXMLSignatureResponseParser. + * A DOM-representation of the incoming Inputstream will be created + * @param xmlResponse <code><InfoboxReadResponse></code> as InputStream + * @throws Exception on any parsing error + */ + public VerifyXMLSignatureResponseParser(InputStream xmlResponse) throws Exception + { + try { + verifyXMLSignatureResponse = DOMUtils.parseXmlValidating(xmlResponse); + } + catch (Throwable t) { + throw new ParseException("parser.01", null, t); + } + } + + /** + * Constructor for VerifyXMLSignatureResponseParser. + * The incoming Element will be used for further operations + * @param xmlResponse <code><InfoboxReadResponse></code> as Element + */ + public VerifyXMLSignatureResponseParser(Element xmlResponse) + { + verifyXMLSignatureResponse =xmlResponse; + + } + + /** + * Parse identity link from <code><InfoboxReadResponse></code> + * @return Identity link + * @throws ParseException on any parsing error + */ + + public VerifyXMLSignatureResponse parseData() throws ParseException { + VerifyXMLSignatureResponse respData=new VerifyXMLSignatureResponse(); + + try { + + respData.setXmlDsigSubjectName(XPathUtils.getElementValue(verifyXMLSignatureResponse,DSIG_SUBJECT_NAME_XPATH,"")); + Element e = (Element)XPathUtils.selectSingleNode(verifyXMLSignatureResponse,QUALIFIED_CERTIFICATE_XPATH); + respData.setQualifiedCertificate(e!=null); + + Base64InputStream in = new Base64InputStream(new ByteArrayInputStream(XPathUtils.getElementValue( + verifyXMLSignatureResponse,DSIG_X509_CERTIFICATE_XPATH,"").getBytes("UTF-8")),true); + + respData.setX509certificate(new X509Certificate(in)); + + Element publicAuthority = (Element)XPathUtils.selectSingleNode(verifyXMLSignatureResponse,PUBLIC_AUTHORITY_CODE_XPATH); + respData.setPublicAuthority(publicAuthority != null); + respData.setPublicAuthorityCode(XPathUtils.getElementValue(verifyXMLSignatureResponse,PUBLIC_AUTHORITY_CODE_XPATH,"")); + respData.setSignatureCheckCode(new Integer(XPathUtils.getElementValue(verifyXMLSignatureResponse,SIGNATURE_CHECK_CODE_XPATH,"")).intValue()); + + String xmlDsigCheckCode = XPathUtils.getElementValue(verifyXMLSignatureResponse,XMLDSIG_MANIFEST_CHECK_CODE_XPATH,null); + if (xmlDsigCheckCode!=null) + { + respData.setXmlDSIGManigest(true); + respData.setXmlDSIGManifestCheckCode(new Integer(xmlDsigCheckCode).intValue()); + } + else + respData.setXmlDSIGManigest(false); + respData.setCertificateCheckCode(new Integer(XPathUtils.getElementValue(verifyXMLSignatureResponse,CERTIFICATE_CHECK_CODE_XPATH,"")).intValue()); + } + catch (Throwable t) { + throw new ParseException("parser.01", null, t); + } + return respData; + } + + +} |