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diff --git a/libjava/classpath/javax/management/openmbean/OpenMBeanParameterInfo.java b/libjava/classpath/javax/management/openmbean/OpenMBeanParameterInfo.java
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+++ b/libjava/classpath/javax/management/openmbean/OpenMBeanParameterInfo.java
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+/* OpenMBeanParameterInfo.java -- Open typed info about a parameter.
+   Copyright (C) 2006 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath 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
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+package javax.management.openmbean;
+
+import java.util.Set;
+
+/**
+ * Describes the parameters of a constructor or operation associated
+ * with an open management bean.  This interface includes those methods
+ * specified by {@link javax.management.MBeanParameterInfo}, so
+ * implementations should extend this class.
+ *
+ * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
+ * @since 1.5
+ */
+public interface OpenMBeanParameterInfo
+{
+
+  /**
+   * Compares this parameter with the supplied object.  This returns
+   * true iff the object is an instance of {@link OpenMBeanParameterInfo}
+   * with an equal name and open type and the same default, minimum,
+   * maximum and legal values.
+   *
+   * @param obj the object to compare.
+   * @return true if the object is a {@link OpenMBeanParameterInfo}
+   *         instance,
+   *         <code>name.equals(object.getName())</code>,
+   *         <code>openType.equals(object.getOpenType())</code>,
+   *         <code>defaultValue.equals(object.getDefaultValue())</code>,
+   *         <code>minValue.equals(object.getMinValue())</code>,
+   *         <code>maxValue.equals(object.getMaxValue())</code>,
+   *         and <code>legalValues.equals(object.getLegalValues())</code>.
+   */
+  boolean equals(Object obj);
+
+  /**
+   * Returns the default value of this parameter, or <code>null</code>
+   * if there is no default value.
+   *
+   * @return the default value of the parameter, or <code>null</code>
+   *         if there is no default.
+   */
+  Object getDefaultValue();
+
+  /**
+   * Returns a description of this parameter.
+   *
+   * @return a human-readable description.
+   */
+  String getDescription();
+
+  /**
+   * Returns a {@link java.util.Set} enumerating the legal values
+   * of this parameter, or <code>null</code> if no such limited
+   * set exists for this parameter.
+   *
+   * @return a set of legal values, or <code>null</code> if no such
+   *         set exists.
+   */
+  Set<?> getLegalValues();
+
+  /**
+   * Returns the maximum value of this parameter, or <code>null</code>
+   * if there is no maximum.
+   *
+   * @return the maximum value, or <code>null</code> if none exists.
+   */
+  Comparable<?> getMaxValue();
+
+  /**
+   * Returns the minimum value of this parameter, or <code>null</code>
+   * if there is no minimum.
+   *
+   * @return the minimum value, or <code>null</code> if none exists.
+   */
+  Comparable<?> getMinValue();
+
+  /**
+   * Returns the name of this parameter.
+   *
+   * @return the name of the parameter.
+   */
+  String getName();
+
+  /**
+   * Returns the open type instance which represents the type of this
+   * parameter.
+   *
+   * @return the open type of this parameter.
+   */
+  OpenType<?> getOpenType();
+
+  /**
+   * Returns true if this parameter has a default value.
+   *
+   * @return true if this parameter has a default.
+   */
+  boolean hasDefaultValue();
+
+  /**
+   * Returns the hashcode of the parameter information as the sum of
+   * the hashcodes of the name, open type, default value, maximum
+   * value, minimum value and the set of legal values.
+   *
+   * @return the hashcode of the parameter information.
+   */
+  int hashCode();
+
+  /**
+   * Returns true if there is a set of legal values for this
+   * parameter.
+   *
+   * @return true if a set of legal values exists for this
+   *         parameter.
+   */
+  boolean hasLegalValues();
+
+  /**
+   * Returns true if there is a maximum value for this parameter.
+   *
+   * @return true if a maximum value exists for this parameter.
+   */
+  boolean hasMaxValue();
+
+  /**
+   * Returns true if there is a minimum value for this parameter.
+   *
+   * @return true if a minimum value exists for this parameter.
+   */
+  boolean hasMinValue();
+
+  /**
+   * Returns true if the specified object is a valid value for
+   * this parameter.
+   *
+   * @param obj the object to test.
+   * @return true if <code>obj</code> is a valid value for this
+   *         parameter.
+   */
+  boolean isValue(Object obj);
+
+  /**
+   * Returns a textual representation of this instance.  This
+   * is constructed using the class name
+   * (<code>javax.management.openmbean.OpenMBeanParameterInfo</code>)
+   * along with the name, open type, default, minimum, maximum
+   * and legal values of the parameter.
+   *
+   * @return a @link{java.lang.String} instance representing
+   *         the instance in textual form.
+   */
+  String toString();
+
+}