diff options
Diffstat (limited to 'id.server/src/at/gv/egovernment/moa/id/proxy/parser/SAMLResponseParser.java')
-rw-r--r-- | id.server/src/at/gv/egovernment/moa/id/proxy/parser/SAMLResponseParser.java | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/id.server/src/at/gv/egovernment/moa/id/proxy/parser/SAMLResponseParser.java b/id.server/src/at/gv/egovernment/moa/id/proxy/parser/SAMLResponseParser.java new file mode 100644 index 000000000..9f77578fd --- /dev/null +++ b/id.server/src/at/gv/egovernment/moa/id/proxy/parser/SAMLResponseParser.java @@ -0,0 +1,100 @@ +package at.gv.egovernment.moa.id.proxy.parser; + +import org.w3c.dom.Element; + +import at.gv.egovernment.moa.id.ParseException; +import at.gv.egovernment.moa.id.data.AuthenticationData; +import at.gv.egovernment.moa.id.data.SAMLStatus; +import at.gv.egovernment.moa.util.Constants; +import at.gv.egovernment.moa.util.XPathUtils; + +/** + * Parser for the <code><samlp:Response></code> returned by the + * <code>GetAuthenticationData</code> web service. + * @author Paul Ivancsics + * @version $Id$ + */ +public class SAMLResponseParser implements Constants { + /** Element containing the samlResponse */ + private Element samlResponse; + /** Xpath prefix for reaching SAMLP Namespaces */ + private static String SAMLP = SAMLP_PREFIX + ":"; + /** Xpath prefix for reaching SAML Namespaces */ + private static String SAML = SAML_PREFIX + ":"; + /** Xpath prefix for reaching PersonData Namespaces */ + private static String PR = PD_PREFIX + ":"; + /** Xpath expression for reaching the SAMLP:Response element */ + private static final String ROOT = + "/" + SAMLP + "Response/"; + /** Xpath expression for reaching the SAMLP:Status element */ + private static final String STATUS_XPATH = + ROOT + + SAMLP + "Status/"; + /** Xpath expression for reaching the SAMLP:StatusCode_Value attribute */ + private static final String STATUSCODE_XPATH = + STATUS_XPATH + + SAMLP + "StatusCode/@Value"; + /** Xpath expression for reaching the SAMLP:SubStatusCode_Value attribute */ + private static final String SUBSTATUSCODE_XPATH = + STATUS_XPATH + + SAMLP + "StatusCode/" + + SAMLP + "StatusCode/@Value"; + /** Xpath expression for reaching the SAMLP:StatusMessage element */ + private static final String STATUSMESSAGE_XPATH = + STATUS_XPATH + + SAMLP + "StatusMessage"; + /** Xpath expression for reaching the SAML:Assertion element */ + private static String ASSERTION_XPATH = + ROOT + + SAML + "Assertion"; + + /** + * Constructor + * @param samlResponse the <code><samlp:Response></code> as a DOM element + */ + public SAMLResponseParser(Element samlResponse) { + this.samlResponse = samlResponse; + } + + /** + * Parses the <code><samlp:StatusCode></code> from the <code><samlp:Response></code>. + * @return <code>AuthenticationData</code> object + * @throws ParseException on any parsing error + */ + public SAMLStatus parseStatusCode() + throws ParseException { + + SAMLStatus status = new SAMLStatus(); + try { + status.setStatusCode( + XPathUtils.getAttributeValue(samlResponse, STATUSCODE_XPATH, "")); + status.setSubStatusCode( + XPathUtils.getAttributeValue(samlResponse, SUBSTATUSCODE_XPATH, "")); + status.setStatusMessage( + XPathUtils.getElementValue(samlResponse, STATUSMESSAGE_XPATH, "")); + } + catch (Throwable t) { + throw new ParseException("parser.01", new Object[] { t.toString() }, t); + } + return status; + } + + /** + * Parses the <code><saml:Assertion></code> from the <code><samlp:Response></code>. + * @return <code>AuthenticationData</code> object + * @throws ParseException on any parsing error + */ + public AuthenticationData parseAuthenticationData() + throws ParseException { + + Element samlAssertion; + try { + samlAssertion = (Element)XPathUtils.selectSingleNode(samlResponse, ASSERTION_XPATH); + } + catch (Throwable t) { + throw new ParseException("parser.01", new Object[] { t.toString() }, t); + } + return new AuthenticationDataAssertionParser(samlAssertion).parseAuthenticationData(); + } + +} |