GUACAMOLE-394: Pull connection last active time from history records.

extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/apache/guacamole/auth/jdbc/connection/ConnectionModel.java

@@ -19,6 +19,7 @@
 
 package org.apache.guacamole.auth.jdbc.connection;
 
+import java.util.Date;
 import java.util.HashSet;
 import java.util.Set;
 import org.apache.guacamole.auth.jdbc.base.ChildObjectModel;
@@ -92,6 +93,12 @@ public class ConnectionModel extends ChildObjectModel {
      */
     private EncryptionMethod proxyEncryptionMethod;
 
+    /**
+     * The date and time that this connection was last used, or null if this
+     * connection has never been used.
+     */
+    private Date lastActive;
+
     /**
      * Creates a new, empty connection.
      */
@@ -341,6 +348,32 @@ public class ConnectionModel extends ChildObjectModel {
         this.sharingProfileIdentifiers = sharingProfileIdentifiers;
     }
 
+    /**
+     * Returns the date and time that this connection was last used, or null if
+     * this connection has never been used.
+     *
+     * @return
+     *     The date and time that this connection was last used, or null if this
+     *     connection has never been used.
+     */
+    public Date getLastActive() {
+        return lastActive;
+    }
+
+    /**
+     * Sets the date and time that this connection was last used. This value is
+     * expected to be set automatically via queries, derived from connection
+     * history records. It does NOT correspond to an actual column, and values
+     * set manually through invoking this function will not persist.
+     *
+     * @param lastActive
+     *     The date and time that this connection was last used, or null if this
+     *     connection has never been used.
+     */
+    public void setLastActive(Date lastActive) {
+        this.lastActive = lastActive;
+    }
+
     @Override
     public String getIdentifier() {
 

extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/apache/guacamole/auth/jdbc/connection/ModeledConnection.java

@@ -235,7 +235,7 @@ public class ModeledConnection extends ModeledChildDirectoryObject<ConnectionMod
 
     @Override
     public Date getLastActive() {
-        return null;
+        return getModel().getLastActive();
     }
 
     @Override