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42 lines
1.1 KiB
Java
42 lines
1.1 KiB
Java
// Show a value given class name and constant name.
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/* Copyright (C) 2000 Free Software Foundation
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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/* Written by Tom Tromey <tromey@redhat.com>. */
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// Use like this to print a `static final' value (integers only, not
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// strings yet):
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// java showval java.awt.geom.AffineTransform.TYPE_IDENTITY
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// Prints result like:
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// TYPE_IDENTITY = 0
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// In conjunction with a keyboard macro you can do a number of
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// constants very easily.
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import java.lang.reflect.*;
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public class showval
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{
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public static void main (String[] args)
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{
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int ch = args[0].lastIndexOf ('.');
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String className = args[0].substring (0, ch);
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String constName = args[0].substring (ch + 1);
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try
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{
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Class klass = Class.forName (className);
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Field field = klass.getField (constName);
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System.out.println (constName + " = " + field.getInt (null));
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}
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catch (Throwable _)
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{
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System.out.println (_);
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}
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}
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}
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