1 files changed, 12 insertions, 1 deletions
diff --git a/src/de/lmu/ifi/dbs/elki/utilities/optionhandling/constraints/OneMustBeSetGlobalConstraint.java b/src/de/lmu/ifi/dbs/elki/utilities/optionhandling/constraints/OneMustBeSetGlobalConstraint.java
index c0109ac5..e7802685 100644
--- a/src/de/lmu/ifi/dbs/elki/utilities/optionhandling/constraints/OneMustBeSetGlobalConstraint.java
+++ b/src/de/lmu/ifi/dbs/elki/utilities/optionhandling/constraints/OneMustBeSetGlobalConstraint.java
@@ -4,7 +4,7 @@ package de.lmu.ifi.dbs.elki.utilities.optionhandling.constraints;
  This file is part of ELKI:
  Environment for Developing KDD-Applications Supported by Index-Structures
 
- Copyright (C) 2012
+ Copyright (C) 2013
  Ludwig-Maximilians-Universität München
  Lehr- und Forschungseinheit für Datenbanksysteme
  ELKI Development Team
@@ -23,6 +23,7 @@ package de.lmu.ifi.dbs.elki.utilities.optionhandling.constraints;
  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+import java.util.Arrays;
 import java.util.List;
 
 import de.lmu.ifi.dbs.elki.utilities.optionhandling.OptionUtil;
@@ -54,6 +55,16 @@ public class OneMustBeSetGlobalConstraint implements GlobalParameterConstraint {
   }
 
   /**
+   * Creates a One-Must-Be-Set global parameter constraint. That is, at least
+   * one parameter value of the given list of parameters has to be set.
+   * 
+   * @param params list of parameters
+   */
+  public OneMustBeSetGlobalConstraint(Parameter<?>... params) {
+    parameters = Arrays.asList(params);
+  }
+
+  /**
    * Checks if at least one parameter value of the list of parameters specified
    * is set. If not, a parameter exception is thrown.
    *