01: // ============================================================================
02: // $Id: BinaryFunctorRef.java,v 1.8 2005/12/17 04:16:18 davidahall Exp $
03: // Copyright (c) 2004-2005 David A. Hall
04: // ============================================================================
05: // The contents of this file are subject to the Common Development and
06: // Distribution License (CDDL), Version 1.0 (the License); you may not use this
07: // file except in compliance with the License. You should have received a copy
08: // of the the License along with this file: if not, a copy of the License is
09: // available from Sun Microsystems, Inc.
10: //
11: // http://www.sun.com/cddl/cddl.html
12: //
13: // From time to time, the license steward (initially Sun Microsystems, Inc.) may
14: // publish revised and/or new versions of the License. You may not use,
15: // distribute, or otherwise make this file available under subsequent versions
16: // of the License.
17: //
18: // Alternatively, the contents of this file may be used under the terms of the
19: // GNU Lesser General Public License Version 2.1 or later (the "LGPL"), in which
20: // case the provisions of the LGPL are applicable instead of those above. If you
21: // wish to allow use of your version of this file only under the terms of the
22: // LGPL, and not to allow others to use your version of this file under the
23: // terms of the CDDL, indicate your decision by deleting the provisions above
24: // and replace them with the notice and other provisions required by the LGPL.
25: // If you do not delete the provisions above, a recipient may use your version
26: // of this file under the terms of either the CDDL or the LGPL.
27: //
28: // This library is distributed in the hope that it will be useful,
29: // but WITHOUT ANY WARRANTY; without even the implied warranty of
30: // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
31: // ============================================================================
32:
33: package net.sf.jga.parser;
34:
35: import net.sf.jga.fn.BinaryFunctor;
36:
37: /**
38: * Contains and describes a BinaryFunctor being built by the functor parser.
39: * <p>
40: * Copyright © 2004-2005 David A. Hall
41: * @author <a href="mailto:davidahall@users.sf.net">David A. Hall</a>
42: */
43:
44: public class BinaryFunctorRef<T1, T2, R> implements
45: FunctorRef<BinaryFunctor<T1, T2, R>> {
46: private BinaryFunctor<T1, T2, R> _bf;
47: private Class[] _argType = new Class[2];
48: private String[] _argName = new String[2]; // unused, for now
49: private Class _returnType;
50:
51: public BinaryFunctorRef(BinaryFunctor<T1, T2, R> bf,
52: Class arg1Type, Class arg2Type, Class returnType) {
53: _bf = bf;
54: _argType[0] = arg1Type;
55: _argType[1] = arg2Type;
56: _returnType = returnType;
57: }
58:
59: // FunctorRef implementation
60: public BinaryFunctor<T1, T2, R> getFunctor() {
61: return _bf;
62: }
63:
64: public Class getReturnType() {
65: return _returnType;
66: }
67:
68: public int getNumberArgs() {
69: return _argType.length;
70: }
71:
72: public Class getArgType(int i) {
73: return _argType[i];
74: }
75:
76: public String getArgName(int i) {
77: return /*_argName[i];*/"foo";
78: }
79:
80: public int getReferenceType() {
81: return BINARY_FN;
82: }
83:
84: // Object implementation
85: public String toString() {
86: return _bf.toString() + ":" + getReturnType().getName();
87: }
88: }
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