CAS tickets map introduced

src/webapp/src/java/org/wyona/yanel/servlet/CASTicketsMap.java

@@ -0,0 +1,49 @@
+package org.wyona.yanel.servlet;
+
+import java.util.HashMap;
+import java.util.Iterator;
+
+import org.wyona.security.core.api.Identity;
+
+import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+
+/**
+ * CAS tickets map associating the CAS tickets of a user with the realms the user might be signed in (A user can be signed in to multiple realms)
+ */
+public class CASTicketsMap extends HashMap {
+
+    private static final Logger log = LogManager.getLogger(CASTicketsMap.class);
+
+    /**
+     *
+     */
+    public String getRealmId(String casTicket) {
+        Iterator it = keySet().iterator();
+        while (it.hasNext()) {
+            String realmId = (String) it.next();
+            if (casTicket.equals(this.get(realmId))) {
+                return realmId;
+            }
+        }
+        log.error("No realm ID for CAS ticket '" + casTicket + "'!");
+        return null;
+    }
+
+    /**
+     * @see java.lang.Object#toString()
+     */
+    public String toString() {
+        StringBuilder buf = new StringBuilder();
+        Iterator iter = this.keySet().iterator();
+        while (iter.hasNext()) {
+            Object realmID = iter.next();
+            String ticket = (String) this.get(realmID);
+            buf.append(ticket + " (" + realmID + " realm)");
+            if (iter.hasNext()) {
+                buf.append(", ");
+            }
+        }
+        return buf.toString();
+    }
+}