1 files changed, 69 insertions, 0 deletions
diff --git a/id/server/stork2-saml-engine/src/main/java/eu/stork/peps/auth/engine/X509PrincipalUtil.java b/id/server/stork2-saml-engine/src/main/java/eu/stork/peps/auth/engine/X509PrincipalUtil.java
new file mode 100644
index 000000000..724a522d1
--- /dev/null
+++ b/id/server/stork2-saml-engine/src/main/java/eu/stork/peps/auth/engine/X509PrincipalUtil.java
@@ -0,0 +1,69 @@
+package eu.stork.peps.auth.engine;
+
+import org.bouncycastle.asn1.DERObjectIdentifier;
+import org.bouncycastle.jce.X509Principal;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Utility class used to decrease complexity of comparison of 2 X509principal
+ *
+ * @author vanegdi
+ * @version $Revision: 1.00 $, $Date: 2013-05-24 20:53:51 $
+ */
+public final class X509PrincipalUtil{
+
+    private static final DERObjectIdentifier[] DER_OBJECT_IDENTIFIERS_ARRAY= {
+            X509Principal.CN,
+            X509Principal.OU,
+            X509Principal.O,
+            X509Principal.L,
+            X509Principal.ST,
+            X509Principal.C,
+            X509Principal.E
+    };
+    
+    private static final Logger LOG = LoggerFactory.getLogger(eu.stork.peps.auth.engine.X509PrincipalUtil.class);
+
+    /**
+     * Compares 2 X509Principals to detect if they equals
+     * @param principal1
+     * @param principal2
+     * @return true if arguments are not null and equals
+     */
+    public static boolean equals(X509Principal principal1, X509Principal principal2) {
+        boolean continueProcess = true;
+        if (principal1 == null || principal2 == null){
+            return false;
+        }
+        
+        int cpt = 0;
+        while(continueProcess && cpt < DER_OBJECT_IDENTIFIERS_ARRAY.length){
+            continueProcess = continueProcess && x509ValuesByIdentifierEquals(principal1, principal2, DER_OBJECT_IDENTIFIERS_ARRAY[cpt]);
+            cpt++;
+        }
+        return continueProcess;
+    }
+    
+    public static boolean equals2(X509Principal principal1, X509Principal principal2) {
+        
+        if (principal1 == null || principal2 == null){
+            return false;
+        }
+        
+        if (principal1.getName().equals(principal2.getName()))
+        	return true;
+        else
+        	return false;
+        
+    }
+
+    private static boolean x509ValuesByIdentifierEquals(X509Principal principal1, X509Principal principal2, DERObjectIdentifier identifier){
+        return principal1.getValues(identifier).equals(principal2.getValues(identifier));
+    }
+
+    private X509PrincipalUtil(){
+        // default contructor
+        LOG.error("Fake X509PrincipalUtil : never be called");
+    }
+}