01: /*
02: * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: * Free SoftwareFoundation, Inc.
23: * 59 Temple Place, Suite 330
24: * Boston, MA 02111-1307 USA
25: *
26: * @author Scott Ferguson
27: */
28:
29: package com.caucho.es.parser;
30:
31: import com.caucho.es.ESException;
32:
33: import java.io.IOException;
34: import java.lang.reflect.Modifier;
35:
36: /**
37: * Expression representing a java class object.
38: */
39: class JavaClassExpr extends Expr {
40: private String name;
41: private Class javaClass;
42: private TypeExpr javaType;
43:
44: JavaClassExpr(Block block, Class javaClass) {
45: super (block);
46:
47: this .javaClass = javaClass;
48:
49: if (javaClass.getName().indexOf('.') < 0)
50: block.function.cl.addJavaImport(javaClass.getName());
51: }
52:
53: void setType(int type) {
54: }
55:
56: int getType() {
57: return TYPE_ES;
58: }
59:
60: Expr getTypeExpr() {
61: return null;
62: }
63:
64: /**
65: * The java type of a java class is java.lang.Class
66: */
67: Class getJavaType() {
68: return Class.class;
69: }
70:
71: /**
72: * Returns the java class.
73: */
74: Class getJavaClass() {
75: return javaClass;
76: }
77:
78: CallExpr startNew() throws ESException {
79: return new JavaNewExpr(block, javaClass);
80: }
81:
82: CallExpr startCall() throws ESException {
83: return new JavaNewExpr(block, javaClass);
84: }
85:
86: void printImpl() throws IOException {
87: if (!Modifier.isPublic(javaClass.getModifiers()))
88: throw new IOException("can't create `"
89: + javaClass.getName() + "'");
90:
91: cl.print("_env.wrapClass(" + javaClass.getName() + ".class)");
92: }
93: }
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