Initial commit

git-svn-id: https://joinup.ec.europa.eu/svn/moa-idspss/trunk@2 d688527b-c9ab-4aba-bd8d-4036d912da1d

1 files changed, 213 insertions, 0 deletions

diff --git a/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/ResponseBuilderUtils.java b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/ResponseBuilderUtils.java
new file mode 100644
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--- /dev/null
+++ b/spss.server/src/at/gv/egovernment/moa/spss/api/xmlbind/ResponseBuilderUtils.java
@@ -0,0 +1,213 @@
+package at.gv.egovernment.moa.spss.api.xmlbind;
+
+import java.io.IOException;
+import java.security.cert.CertificateEncodingException;
+import java.security.cert.X509Certificate;
+
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
+
+import org.w3c.dom.DOMImplementation;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.NodeList;
+
+import iaik.utils.RFC2253NameParser;
+import iaik.utils.RFC2253NameParserException;
+
+import at.gv.egovernment.moa.util.Base64Utils;
+import at.gv.egovernment.moa.util.Constants;
+
+import at.gv.egovernment.moa.spss.MOAApplicationException;
+import at.gv.egovernment.moa.spss.MOASystemException;
+
+/**
+ * Utility methods used by the verious <code>ResponseBuilder</code> classes.
+ * 
+ * @author Patrick Peck
+ * @version $Id$
+ */
+class ResponseBuilderUtils {
+  //
+  // shortcuts to various XML namespace constants
+  //
+  private static final String MOA_NS_URI = Constants.MOA_NS_URI;
+  private static final String SL11 = Constants.SL11_PREFIX + ":";
+  private static final String SL11_NS_URI = Constants.SL11_NS_URI;
+  private static final String DSIG = Constants.DSIG_PREFIX + ":";
+  private static final String DSIG_NS_URI = Constants.DSIG_NS_URI;
+  private static final String XMLNS_NS_URI = Constants.XMLNS_NS_URI;
+
+  /**
+   * Create a response element with all the namespaces set.
+   * 
+   * @param responseName The name of the response root element.
+   * @return A DOM document containing the response root element and predefined
+   * MOA, DSIG and XML namespace declarations.
+   * @throws MOASystemException An error building the response document.
+   */
+  public static Document createResponse(String responseName)
+    throws MOASystemException {
+
+    try {
+      DocumentBuilder docBuilder =
+        DocumentBuilderFactory.newInstance().newDocumentBuilder();
+      DOMImplementation impl = docBuilder.getDOMImplementation();
+      Document response;
+      Element root;
+      String attrValue;
+
+      response = impl.createDocument(MOA_NS_URI, responseName, null);
+      root = response.getDocumentElement();
+
+      // add namespace prefix declarations
+      root.setAttributeNS(XMLNS_NS_URI, "xmlns", MOA_NS_URI);
+      attrValue = "xmlns:" + Constants.DSIG_PREFIX;
+      root.setAttributeNS(XMLNS_NS_URI, attrValue, DSIG_NS_URI);
+
+      return response;
+    } catch (ParserConfigurationException e) {
+      throw new MOASystemException("2200", null, e);
+    }
+  }
+
+  /**
+   * Add a <code>SignerInfo</code> element to the response.
+   * 
+   * @param response The response document, in order to create new elements in
+   * it.
+   * @param root The root element into which the <code>SignerInfo</code> element
+   * will be inserted.
+   * @param cert The signer certificate to add.
+   * @param isQualified Indicates, whether <code>cert</code> is a qualified
+   * certificate.
+   * @param isPublicAuthority Indicates, whether <code>cert</code> is
+   * certificate owned by a public authority.
+   * @param publicAuthorityID Information about the public authority owning
+   * <code>cert</code>. Must not be <code>null</code>, if
+   * <code>isPublicAuthority ! = null</code>.
+   * @throws MOAApplicationException An error occurred reading data from the
+   * certificate.
+   */
+  public static void addSignerInfo(
+    Document response,
+    Element root,
+    X509Certificate cert,
+    boolean isQualified,
+    boolean isPublicAuthority,
+    String publicAuthorityID)
+    throws MOAApplicationException {
+
+    Element signerInfoElem = response.createElementNS(MOA_NS_URI, "SignerInfo");
+    Element x509DataElem =
+      response.createElementNS(DSIG_NS_URI, DSIG + "X509Data");
+    Element x509IssuerSerialElem =
+      response.createElementNS(DSIG_NS_URI, DSIG + "X509IssuerSerial");
+    Element x509IssuerElem =
+      response.createElementNS(DSIG_NS_URI, DSIG + "X509IssuerName");
+    String issuer = cert.getIssuerDN().getName();
+    Element x509SerialNumberElem =
+      response.createElementNS(DSIG_NS_URI, DSIG + "X509SerialNumber");
+    String serialNumber = cert.getSerialNumber().toString();
+    Element x509SubjectNameElem =
+      response.createElementNS(DSIG_NS_URI, DSIG + "X509SubjectName");
+    Element x509CertificateElem =
+      response.createElementNS(DSIG_NS_URI, DSIG + "X509Certificate");
+    Element qualifiedCertificateElem =
+      isQualified
+        ? response.createElementNS(SL11_NS_URI, SL11 + "QualifiedCertificate")
+        : null;
+    Element publicAuthorityElem =
+      isPublicAuthority
+        ? response.createElementNS(MOA_NS_URI, "PublicAuthority")
+        : null;
+    Element codeElem =
+      publicAuthorityID != null
+        ? response.createElementNS(MOA_NS_URI, "Code")
+        : null;
+
+    // fill in text
+    x509IssuerElem.appendChild(response.createTextNode(issuer));
+    x509SerialNumberElem.appendChild(response.createTextNode(serialNumber));
+    try {
+      RFC2253NameParser parser = 
+        new RFC2253NameParser(cert.getSubjectDN().getName());
+      String subjectRfc2253 = parser.parse().getRFC2253String();
+      x509SubjectNameElem.appendChild(response.createTextNode(subjectRfc2253));
+    } catch (RFC2253NameParserException e) {
+      x509SubjectNameElem.appendChild(
+        response.createTextNode(cert.getSubjectDN().getName()));
+    }
+    try {
+      x509CertificateElem.appendChild(
+        response.createTextNode(Base64Utils.encode(cert.getEncoded())));
+    } catch (CertificateEncodingException e) {
+      throw new MOAApplicationException("2245", null, e);
+    } catch (IOException e) {
+      throw new MOAApplicationException("2245", null, e);
+    }
+
+    // build structure
+    x509DataElem.appendChild(x509SubjectNameElem);
+    x509IssuerSerialElem.appendChild(x509IssuerElem);
+    x509IssuerSerialElem.appendChild(x509SerialNumberElem);
+    x509DataElem.appendChild(x509IssuerSerialElem);
+    x509DataElem.appendChild(x509CertificateElem);
+    if (isQualified) {
+      String attrValue = "xmlns:" + Constants.SL11_PREFIX;
+      qualifiedCertificateElem.setAttributeNS(
+        XMLNS_NS_URI,
+        attrValue,
+        SL11_NS_URI);
+      x509DataElem.appendChild(qualifiedCertificateElem);
+    }
+    if (isPublicAuthority) {
+      x509DataElem.appendChild(publicAuthorityElem);
+      if (publicAuthorityID != null) {
+        codeElem.appendChild(response.createTextNode(publicAuthorityID));
+        publicAuthorityElem.appendChild(codeElem);
+      }
+    }
+    signerInfoElem.appendChild(x509DataElem);
+    root.appendChild(signerInfoElem);
+  }
+
+  /**
+   * Add an element containing <code>Code</code> and <code>Info</code>
+   * subelements.
+   * 
+   * @param response The response document, in order to create new elements in
+   * it.
+   * @param root The root element into which to insert the newly created
+   * element.
+   * @param elementName The name of the newly created element.
+   * @param code The content of the <code>Code</code> subelement.
+   * @param info The content of the <code>Info</code> subelement.
+   */
+  public static void addCodeInfoElement(
+    Document response,
+    Element root,
+    String elementName,
+    int code,
+    NodeList info) {
+
+    Element codeInfoElem = response.createElementNS(MOA_NS_URI, elementName);
+    Element codeElem = response.createElementNS(MOA_NS_URI, "Code");
+    Element infoElem;
+    int i;
+
+    codeElem.appendChild(response.createTextNode(Integer.toString(code)));
+    codeInfoElem.appendChild(codeElem);
+    if (info != null) {
+      infoElem = response.createElementNS(MOA_NS_URI, "Info");
+
+      for (i = 0; i < info.getLength(); i++) {
+        infoElem.appendChild(info.item(i).cloneNode(true));
+      }
+      codeInfoElem.appendChild(infoElem);
+    }
+    root.appendChild(codeInfoElem);
+  }
+
+}