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diff --git a/src/de/lmu/ifi/dbs/elki/utilities/optionhandling/parameterization/UnParameterization.java b/src/de/lmu/ifi/dbs/elki/utilities/optionhandling/parameterization/UnParameterization.java
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+package de.lmu.ifi.dbs.elki.utilities.optionhandling.parameterization;
+/*
+This file is part of ELKI:
+Environment for Developing KDD-Applications Supported by Index-Structures
+
+Copyright (C) 2011
+Ludwig-Maximilians-Universität München
+Lehr- und Forschungseinheit für Datenbanksysteme
+ELKI Development Team
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+import java.util.Collection;
+
+import de.lmu.ifi.dbs.elki.utilities.ClassGenericsUtil;
+import de.lmu.ifi.dbs.elki.utilities.optionhandling.InternalParameterizationErrors;
+import de.lmu.ifi.dbs.elki.utilities.optionhandling.ParameterException;
+import de.lmu.ifi.dbs.elki.utilities.optionhandling.constraints.GlobalParameterConstraint;
+import de.lmu.ifi.dbs.elki.utilities.optionhandling.parameters.Parameter;
+
+/**
+ * Parameterization handler that doesn't set any parameters.
+ *
+ * This is mostly useful for documentation purposes, listing all parameters
+ * in a non-recursive way.
+ *
+ * @author Erich Schubert
+ */
+public class UnParameterization implements Parameterization {
+ /**
+ * Errors
+ */
+ java.util.Vector<ParameterException> errors = new java.util.Vector<ParameterException>();
+
+ @Override
+ public boolean hasUnusedParameters() {
+ return false;
+ }
+
+ @Override
+ @SuppressWarnings("unused")
+ public boolean checkConstraint(GlobalParameterConstraint constraint) {
+ return false;
+ }
+
+ @Override
+ public Collection<ParameterException> getErrors() {
+ return errors;
+ }
+
+ @Override
+ public boolean hasErrors() {
+ return errors.size() > 0;
+ }
+
+ @Override
+ @SuppressWarnings("unused")
+ public boolean grab(Parameter<?, ?> opt) {
+ return false;
+ }
+
+ @Override
+ public void reportError(ParameterException e) {
+ errors.add(e);
+ }
+
+ @Override
+ @SuppressWarnings("unused")
+ public boolean setValueForOption(Parameter<?, ?> opt) throws ParameterException {
+ return false;
+ }
+
+ @Override
+ public Parameterization descend(@SuppressWarnings("unused") Object option) {
+ return this;
+ }
+
+ @Override
+ public <C> C tryInstantiate(Class<C> r, Class<?> c) {
+ try {
+ return ClassGenericsUtil.tryInstantiate(r, c, this);
+ }
+ catch(Exception e) {
+ reportError(new InternalParameterizationErrors("Error instantiating internal class.", e));
+ return null;
+ }
+ }
+
+ @Override
+ public <C> C tryInstantiate(Class<C> c) {
+ try {
+ return ClassGenericsUtil.tryInstantiate(c, c, this);
+ }
+ catch(Exception e) {
+ reportError(new InternalParameterizationErrors("Error instantiating internal class.", e));
+ return null;
+ }
+ }
+} \ No newline at end of file