1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
// **********************************************************************
//
// Copyright (c) 2003-2007 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#include <ObjectFactory.h>
#include <Types.h>
#include <Util.h>
#include <Ice/LocalException.h>
using namespace std;
using namespace IceRuby;
IceRuby::ObjectFactory::ObjectFactory()
{
}
IceRuby::ObjectFactory::~ObjectFactory()
{
assert(_factoryMap.empty());
}
Ice::ObjectPtr
IceRuby::ObjectFactory::create(const string& id)
{
Lock sync(*this);
//
// Get the type information.
//
ClassInfoPtr info = lookupClassInfo(id);
if(!info)
{
return 0;
}
//
// Check if the application has registered a factory for this id.
//
FactoryMap::iterator p = _factoryMap.find(id);
if(p != _factoryMap.end())
{
//
// Invoke the create method on the Ruby factory object.
//
volatile VALUE str = createString(id);
volatile VALUE obj = callRuby(rb_funcall, p->second, rb_intern("create"), 1, str);
if(NIL_P(obj))
{
return 0;
}
return new ObjectReader(obj, info);
}
//
// If the requested type is an abstract class, then we give up.
//
if(info->isAbstract)
{
return 0;
}
//
// Instantiate the object.
//
volatile VALUE obj = callRuby(rb_class_new_instance, 0, reinterpret_cast<VALUE*>(0), info->rubyClass);
assert(!NIL_P(obj));
return new ObjectReader(obj, info);
}
void
IceRuby::ObjectFactory::destroy()
{
Lock sync(*this);
for(FactoryMap::iterator p = _factoryMap.begin(); p != _factoryMap.end(); ++p)
{
//
// Invoke the destroy method on each registered Ruby factory.
//
try
{
callRuby(rb_funcall, p->second, rb_intern("destroy"), 0);
}
catch(const RubyException&)
{
// Ignore.
}
}
_factoryMap.clear();
}
void
IceRuby::ObjectFactory::add(VALUE factory, const string& id)
{
Lock sync(*this);
FactoryMap::iterator p = _factoryMap.find(id);
if(p != _factoryMap.end())
{
Ice::AlreadyRegisteredException ex(__FILE__, __LINE__);
ex.kindOfObject = "object factory";
ex.id = id;
throw ex;
}
_factoryMap.insert(FactoryMap::value_type(id, factory));
}
VALUE
IceRuby::ObjectFactory::find(const string& id)
{
Lock sync(*this);
FactoryMap::iterator p = _factoryMap.find(id);
if(p == _factoryMap.end())
{
return Qnil;
}
return p->second;
}
void
IceRuby::ObjectFactory::mark()
{
for(FactoryMap::iterator p = _factoryMap.begin(); p != _factoryMap.end(); ++p)
{
rb_gc_mark(p->second);
}
}
|
