From 4f9533c7722fa07511a94d005227961f4a4dec23 Mon Sep 17 00:00:00 2001
From: Mark Wielaard <mark@gcc.gnu.org>
Date: Thu, 18 May 2006 17:29:21 +0000
Subject: Imported GNU Classpath 0.90

       Imported GNU Classpath 0.90
       * scripts/makemake.tcl: LocaleData.java moved to gnu/java/locale.

       * sources.am: Regenerated.
       * gcj/javaprims.h: Regenerated.
       * Makefile.in: Regenerated.
       * gcj/Makefile.in: Regenerated.
       * include/Makefile.in: Regenerated.
       * testsuite/Makefile.in: Regenerated.

       * gnu/java/lang/VMInstrumentationImpl.java: New override.
       * gnu/java/net/local/LocalSocketImpl.java: Likewise.
       * gnu/classpath/jdwp/VMMethod.java: Likewise.
       * gnu/classpath/jdwp/VMVirtualMachine.java: Update to latest
       interface.
       * java/lang/Thread.java: Add UncaughtExceptionHandler.
       * java/lang/reflect/Method.java: Implements GenericDeclaration and
       isSynthetic(),
       * java/lang/reflect/Field.java: Likewise.
       * java/lang/reflect/Constructor.java
       * java/lang/Class.java: Implements Type, GenericDeclaration,
       getSimpleName() and getEnclosing*() methods.
       * java/lang/Class.h: Add new public methods.
       * java/lang/Math.java: Add signum(), ulp() and log10().
       * java/lang/natMath.cc (log10): New function.
       * java/security/VMSecureRandom.java: New override.
       * java/util/logging/Logger.java: Updated to latest classpath
       version.
       * java/util/logging/LogManager.java: New override.

From-SVN: r113887
---
 .../classpath/java/lang/annotation/Annotation.java | 136 +++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 libjava/classpath/java/lang/annotation/Annotation.java

(limited to 'libjava/classpath/java/lang/annotation/Annotation.java')

diff --git a/libjava/classpath/java/lang/annotation/Annotation.java b/libjava/classpath/java/lang/annotation/Annotation.java
new file mode 100644
index 00000000000..01e23930eea
--- /dev/null
+++ b/libjava/classpath/java/lang/annotation/Annotation.java
@@ -0,0 +1,136 @@
+/* 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.
+   */
+  /* FIXME[GENERICS]: Should return Class<? extends Annotation> */
+  Class 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();
+}
-- 
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