1 /*
2 * Copyright (C) 2003, 2006 Apple Computer, Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27
28 #if ENABLE(NETSCAPE_PLUGIN_API)
29
30 #include "c_class.h"
31
32 #include "c_instance.h"
33 #include "c_runtime.h"
34 #include "npruntime_impl.h"
35 #include <runtime/Identifier.h>
36 #include <runtime/JSLock.h>
37
38 namespace JSC { namespace Bindings {
39
CClass(NPClass * aClass)40 CClass::CClass(NPClass* aClass)
41 {
42 _isa = aClass;
43 }
44
~CClass()45 CClass::~CClass()
46 {
47 JSLock lock(SilenceAssertionsOnly);
48
49 deleteAllValues(_methods);
50 _methods.clear();
51
52 deleteAllValues(_fields);
53 _fields.clear();
54 }
55
56 typedef HashMap<NPClass*, CClass*> ClassesByIsAMap;
57 static ClassesByIsAMap* classesByIsA = 0;
58
classForIsA(NPClass * isa)59 CClass* CClass::classForIsA(NPClass* isa)
60 {
61 if (!classesByIsA)
62 classesByIsA = new ClassesByIsAMap;
63
64 CClass* aClass = classesByIsA->get(isa);
65 if (!aClass) {
66 aClass = new CClass(isa);
67 classesByIsA->set(isa, aClass);
68 }
69
70 return aClass;
71 }
72
methodsNamed(const Identifier & identifier,Instance * instance) const73 MethodList CClass::methodsNamed(const Identifier& identifier, Instance* instance) const
74 {
75 MethodList methodList;
76
77 Method* method = _methods.get(identifier.ustring().rep());
78 if (method) {
79 methodList.append(method);
80 return methodList;
81 }
82
83 NPIdentifier ident = _NPN_GetStringIdentifier(identifier.ascii());
84 const CInstance* inst = static_cast<const CInstance*>(instance);
85 NPObject* obj = inst->getObject();
86 if (_isa->hasMethod && _isa->hasMethod(obj, ident)){
87 Method* aMethod = new CMethod(ident); // deleted in the CClass destructor
88 {
89 JSLock lock(SilenceAssertionsOnly);
90 _methods.set(identifier.ustring().rep(), aMethod);
91 }
92 methodList.append(aMethod);
93 }
94
95 return methodList;
96 }
97
fieldNamed(const Identifier & identifier,Instance * instance) const98 Field* CClass::fieldNamed(const Identifier& identifier, Instance* instance) const
99 {
100 Field* aField = _fields.get(identifier.ustring().rep());
101 if (aField)
102 return aField;
103
104 NPIdentifier ident = _NPN_GetStringIdentifier(identifier.ascii());
105 const CInstance* inst = static_cast<const CInstance*>(instance);
106 NPObject* obj = inst->getObject();
107 if (_isa->hasProperty && _isa->hasProperty(obj, ident)){
108 aField = new CField(ident); // deleted in the CClass destructor
109 {
110 JSLock lock(SilenceAssertionsOnly);
111 _fields.set(identifier.ustring().rep(), aField);
112 }
113 }
114 return aField;
115 }
116
117 } } // namespace JSC::Bindings
118
119 #endif // ENABLE(NETSCAPE_PLUGIN_API)
120