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+/* WildcardType.java -- Represents a wildcard type argument.
+ Copyright (C) 2012 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.lang.model.type;
+
+import javax.lang.model.element.Element;
+
+/**
+ * <p>Represents a wildcard type argument, which may take one
+ * of three forms:</p>
+ * <ul>
+ * <li>{@code ?}</li>
+ * <li>{@code ? extends X}</li>
+ * <li>{@code ? super Y}</li>
+ * </ul>
+ * <p>i.e. it may have no bounds, an upper bound set by
+ * the {@code extends} clause or a lower bound set by
+ * the {@code super} clause, but not both.</p>
+ *
+ * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
+ * @since 1.6
+ */
+public interface WildcardType
+ extends TypeMirror
+{
+
+ /**
+ * Returns the upper bound of this wildcard type,
+ * as declared by the {@code extends} clause, or
+ * {@code null} if one wasn't specified.
+ *
+ * @return the upper bound.
+ */
+ TypeMirror getExtendsBound();
+
+ /**
+ * Returns the lower bound of this wildcard type,
+ * as declared by the {@code super} clause, or
+ * {@code null} if one wasn't specified.
+ *
+ * @return the upper bound.
+ */
+ TypeMirror getSuperBound();
+
+}