01: /***
02: * Retrotranslator: a Java bytecode transformer that translates Java classes
03: * compiled with JDK 5.0 into classes that can be run on JVM 1.4.
04: *
05: * Copyright (c) 2005 - 2008 Taras Puchko
06: * All rights reserved.
07: *
08: * Redistribution and use in source and binary forms, with or without
09: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. Neither the name of the copyright holders nor the names of its
17: * contributors may be used to endorse or promote products derived from
18: * this software without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30: * THE POSSIBILITY OF SUCH DAMAGE.
31: */package net.sf.retrotranslator.runtime.java.lang.reflect;
32:
33: import java.lang.reflect.*;
34: import net.sf.retrotranslator.runtime.java.lang._Class;
35:
36: /**
37: * @author Taras Puchko
38: */
39: public class _GenericDeclaration {
40:
41: public static boolean executeInstanceOfInstruction(Object object) {
42: return object instanceof Class || object instanceof Constructor
43: || object instanceof Method
44: || object instanceof GenericDeclaration_;
45: }
46:
47: public static Object executeCheckCastInstruction(Object object) {
48: if (object instanceof Class) {
49: return (Class) object;
50: }
51: if (object instanceof Constructor) {
52: return (Constructor) object;
53: }
54: if (object instanceof Method) {
55: return (Method) object;
56: }
57: return (GenericDeclaration_) object;
58: }
59:
60: public static TypeVariable[] getTypeParameters(
61: GenericDeclaration object) {
62: if (object instanceof Class) {
63: return _Class.getTypeParameters((Class) object);
64: }
65: if (object instanceof Constructor) {
66: return _Constructor.getTypeParameters((Constructor) object);
67: }
68: if (object instanceof Method) {
69: return _Method.getTypeParameters((Method) object);
70: }
71: return ((GenericDeclaration_) object).getTypeParameters();
72: }
73: }
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