1 files changed, 58 insertions, 0 deletions
diff --git a/id.server/src/at/gv/egovernment/moa/id/auth/parser/SAMLArtifactParser.java b/id.server/src/at/gv/egovernment/moa/id/auth/parser/SAMLArtifactParser.java
new file mode 100644
index 000000000..7c4c01abe
--- /dev/null
+++ b/id.server/src/at/gv/egovernment/moa/id/auth/parser/SAMLArtifactParser.java
@@ -0,0 +1,58 @@
+package at.gv.egovernment.moa.id.auth.parser;
+
+import java.io.IOException;
+
+import at.gv.egovernment.moa.id.ParseException;
+import at.gv.egovernment.moa.util.Base64Utils;
+
+/**
+ * Parser for a SAML artifact.
+ * @author Paul Ivancsics
+ * @version $Id$
+ */
+public class SAMLArtifactParser {
+  /** byte array containing the SamlArtifact bytes */
+  private byte[] samlArtifactBytes;
+
+  /**
+   * Constructor
+   * @param samlArtifact as String
+   * @throws ParseException on any parsing error
+   */
+  public SAMLArtifactParser(String samlArtifact) throws ParseException {
+    try {
+      samlArtifactBytes = Base64Utils.decode(samlArtifact, false);
+    }
+    catch (IOException ex) {
+      throw new ParseException("parser.02", new Object[] {ex.toString()}, ex);
+    }
+  }
+  /**
+   * Parses the type code.
+   * @return type code
+   * @throws ParseException when SAML artifact is invalid
+   */
+  public byte[] parseTypeCode() throws ParseException {
+    try {
+      byte[] typeCode = new byte[] {samlArtifactBytes[0], samlArtifactBytes[1]};
+      return typeCode;
+    }
+    catch (Throwable ex) {
+      throw new ParseException("parser.02", new Object[] {ex.toString()}, ex);
+    }
+  }
+  /**
+   * Parses the assertion handle.
+   * @return assertion handle
+   * @throws ParseException when SAML artifact is invalid
+   */
+  public String parseAssertionHandle() throws ParseException {
+    try {
+      return new String(samlArtifactBytes, 22, 20);
+    }
+    catch (Throwable ex) {
+      throw new ParseException("parser.02", new Object[] {ex.toString()}, ex);
+    }
+  }
+
+}