01: /*
02: * Copyright 1994-2003 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * by Sun in the LICENSE file that accompanied this code.
10: *
11: * This code is distributed in the hope that it will be useful, but WITHOUT
12: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14: * version 2 for more details (a copy is included in the LICENSE file that
15: * accompanied this code).
16: *
17: * You should have received a copy of the GNU General Public License version
18: * 2 along with this work; if not, write to the Free Software Foundation,
19: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20: *
21: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22: * CA 95054 USA or visit www.sun.com if you need additional information or
23: * have any questions.
24: */
25:
26: package sun.tools.tree;
27:
28: import sun.tools.java.*;
29: import java.io.PrintStream;
30: import java.util.Hashtable;
31:
32: /**
33: * WARNING: The contents of this source file are not part of any
34: * supported API. Code that depends on them does so at its own risk:
35: * they are subject to change or removal without notice.
36: */
37: public class TypeExpression extends Expression {
38: /**
39: * Constructor
40: */
41: public TypeExpression(long where, Type type) {
42: super (TYPE, where, type);
43: }
44:
45: /**
46: * Convert to a type
47: */
48: Type toType(Environment env, Context ctx) {
49: return type;
50: }
51:
52: /**
53: * Check an expression
54: */
55: public Vset checkValue(Environment env, Context ctx, Vset vset,
56: Hashtable exp) {
57: env.error(where, "invalid.term");
58: type = Type.tError;
59: return vset;
60: }
61:
62: public Vset checkAmbigName(Environment env, Context ctx, Vset vset,
63: Hashtable exp, UnaryExpression loc) {
64: return vset;
65: }
66:
67: public Expression inline(Environment env, Context ctx) {
68: return null;
69: }
70:
71: /**
72: * Print
73: */
74: public void print(PrintStream out) {
75: out.print(type.toString());
76: }
77: }
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