1 files changed, 81 insertions, 0 deletions
diff --git a/BKUOnline/src/main/java/at/gv/egiz/mocca/id/PersonalIdentifier.java b/BKUOnline/src/main/java/at/gv/egiz/mocca/id/PersonalIdentifier.java
new file mode 100644
index 00000000..ad108dc2
--- /dev/null
+++ b/BKUOnline/src/main/java/at/gv/egiz/mocca/id/PersonalIdentifier.java
@@ -0,0 +1,81 @@
+/*
+* Copyright 2009 Federal Chancellery Austria and
+* Graz University of Technology
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+package at.gv.egiz.mocca.id;
+
+import iaik.utils.Base64OutputStream;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+public class PersonalIdentifier {
+  
+  public static final String PREFIX = "urn:publicid:gv.at:";
+  
+  public static final String BASE_ID = PREFIX + "baseid";
+  
+  
+  protected String type;
+  
+  protected String value;
+
+  public PersonalIdentifier(String type, String value) {
+    this.type = type;
+    this.value = value;
+  }
+
+  /**
+   * @return the type
+   */
+  public String getType() {
+    return type;
+  }
+
+  /**
+   * @return the value
+   */
+  public String getValue() {
+    return value;
+  }
+  
+  public PersonalIdentifier getDerivedValue(String domainId) {
+    
+    if (BASE_ID.equals(type)) {
+      try {
+        MessageDigest md = MessageDigest.getInstance("SHA");
+        ByteArrayOutputStream os = new ByteArrayOutputStream();
+        Base64OutputStream bos = new Base64OutputStream(os);
+        bos.write(md.digest((value + '+' + domainId).getBytes("ISO-8859-1")));
+        bos.flush();
+        return new PersonalIdentifier(domainId, os.toString("ASCII"));
+      } catch (NoSuchAlgorithmException e) {
+        throw new RuntimeException(e);
+      } catch (UnsupportedEncodingException e) {
+        throw new RuntimeException(e);
+      } catch (IOException e) {
+        throw new RuntimeException(e);
+      }
+    }
+    return null;
+
+  }
+  
+  
+}