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authorAndrew Haley <aph@redhat.com>2016-09-30 16:24:48 +0000
committerAndrew Haley <aph@gcc.gnu.org>2016-09-30 16:24:48 +0000
commit07b78716af6a9d7c9fd1e94d9baf94a52c873947 (patch)
tree3f22b3241c513ad168c8353805614ae1249410f4 /libjava/classpath/java/lang/annotation/Annotation.java
parenteae993948bae8b788c53772bcb9217c063716f93 (diff)
Makefile.def: Remove libjava.
2016-09-30 Andrew Haley <aph@redhat.com> * Makefile.def: Remove libjava. * Makefile.tpl: Likewise. * Makefile.in: Regenerate. * configure.ac: Likewise. * configure: Likewise. * gcc/java: Remove. * libjava: Likewise. From-SVN: r240662
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-/* Annotation.java - Base interface for all annotations
- Copyright (C) 2004 Free Software Foundation
-
-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 java.lang.annotation;
-
-/**
- * This is the common interface for all annotations. Note that classes
- * that implement this class manually are not classed as annotations, and
- * that this interface does not define an annotation type in itself.
- *
- * @author Tom Tromey (tromey@redhat.com)
- * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
- * @since 1.5
- */
-public interface Annotation
-{
-
- /**
- * Returns the type of this annotation.
- *
- * @return the class of which this annotation is an instance.
- */
- Class<? extends Annotation> annotationType();
-
- /**
- * <p>
- * Returns true if the supplied object is equivalent to this annotation.
- * For this property to hold, the following must be true of <code>o</code>:
- * </p>
- * <ul>
- * <li>The object is also an instance of the same annotation type.</li>
- * <li>The members of the supplied annotation are equal to those of this
- * annotation, according to the following:
- * <ul>
- * <li>If the members are <code>float</code>s, then, for floats
- * <code>x</code> and <code>y</code>,
- * <code>Float.valueOf(x).equals(Float.valueOf(y)</code> must return
- * true. This differs from the usual (<code>==</code>) comparison
- * in that <code>NaN</code> is considered equal to itself and positive
- * and negative zero are seen as different.</li>
- * <li>Likewise, if the members are <code>double</code>s, then, for doubles
- * <code>x</code> and <code>y</code>,
- * <code>Double.valueOf(x).equals(Double.valueOf(y)</code> must return
- * true. This differs from the usual (<code>==</code>) comparison
- * in that <code>NaN</code> is considered equal to itself and positive
- * and negative zero are seen as different.</li>
- * <li>Strings, classes, enumerations and annotations are considered
- * equal according to the <code>equals()</code> implementation for these
- * types.</li>
- * <li>Arrays are considered equal according to <code>Arrays.equals()</code>
- * </li>
- * <li>Any remaining types are considered equal using <code>==</code>.</li>
- * </li>
- * </ul>
- *
- * @param o the object to compare with this annotation.
- * @return true if the supplied object is an annotation with equivalent
- * members.
- */
- boolean equals(Object o);
-
- /**
- * <p>
- * Returns the hash code of the annotation. This is computed as the
- * sum of the hash codes of the annotation's members.
- * </p>
- * <p>
- * The hash code of a member of the annotation is the result of XORing
- * the hash code of its value with the result of multiplying the hash code
- * of its name by 127. Formally, if the value is <code>v</code> and the
- * name is <code>n</code>, the hash code of the member is
- * v.hashCode() XOR (127 * String.hashCode(n)). <code>v.hashCode()</code>
- * is defined as follows:
- * </p>
- * <ul>
- * <li>The hash code of a primitive value (i.e. <code>byte</code>,
- * <code>char</code>, <code>double</code>, <code>float</code>,
- * <code>int</code>, <code>long</code>, <code>short</code> and
- * <code>boolean</code>) is the hash code obtained from its corresponding
- * wrapper class using <code>valueOf(v).hashCode()</code>, where
- * <code>v</code> is the primitive value.</li>
- * <li>The hash code of an enumeration, string, class or other annotation
- * is obtained using <code>v.hashCode()</code>.</li>
- * <li>The hash code of an array is computed using
- * <code>Arrays.hashCode(v)</code>.</li>
- * </ul>
- *
- * @return the hash code of the annotation, computed as the sum of its
- * member hashcodes.
- */
- int hashCode();
-
- /**
- * Returns a textual representation of the annotation. This is
- * implementation-dependent, but is expected to include the classname
- * and the names and values of each member.
- *
- * @return a textual representation of the annotation.
- */
- String toString();
-}