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jruby/src/org/jruby/BasicObjectStub.java at serializable_procs · MSNexploder/jruby · GitHub
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/***** BEGIN LICENSE BLOCK *****
* Version: CPL 1.0/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Common Public
* License Version 1.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.eclipse.org/legal/cpl-v10.html
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* Copyright (C) 2009 Charles O Nutter <headius@headius.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the CPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the CPL, the GPL or the LGPL.
***** END LICENSE BLOCK *****/
package
org
.
jruby
;
import
java
.
util
.
Collections
;
import
java
.
util
.
List
;
import
org
.
jruby
.
javasupport
.
util
.
RuntimeHelpers
;
import
org
.
jruby
.
runtime
.
Block
;
import
org
.
jruby
.
runtime
.
ThreadContext
;
import
org
.
jruby
.
runtime
.
builtin
.
IRubyObject
;
import
org
.
jruby
.
runtime
.
builtin
.
InstanceVariables
;
import
org
.
jruby
.
runtime
.
builtin
.
InternalVariables
;
import
org
.
jruby
.
runtime
.
builtin
.
RubyJavaObject
;
import
org
.
jruby
.
runtime
.
builtin
.
Variable
;
import
org
.
jruby
.
util
.
TypeConverter
;
public
final
class
BasicObjectStub
{
public
static
IRubyObject
callSuper
(
IRubyObject
self
,
ThreadContext
context
,
IRubyObject
[]
args
,
Block
block
) {
return
RuntimeHelpers
.
invokeSuper
(
context
,
self
,
args
,
block
);
}
public
static
IRubyObject
callMethod
(
IRubyObject
self
,
ThreadContext
context
,
String
name
) {
return
RuntimeHelpers
.
invoke
(
context
,
self
,
name
);
}
public
static
IRubyObject
callMethod
(
IRubyObject
self
,
ThreadContext
context
,
String
name
,
IRubyObject
arg
) {
return
RuntimeHelpers
.
invoke
(
context
,
self
,
name
,
arg
);
}
public
static
IRubyObject
callMethod
(
IRubyObject
self
,
ThreadContext
context
,
String
name
,
IRubyObject
[]
args
) {
return
RuntimeHelpers
.
invoke
(
context
,
self
,
name
,
args
);
}
public
static
IRubyObject
callMethod
(
IRubyObject
self
,
ThreadContext
context
,
String
name
,
IRubyObject
[]
args
,
Block
block
) {
return
RuntimeHelpers
.
invoke
(
context
,
self
,
name
,
args
,
block
);
}
public
static
IRubyObject
callMethod
(
IRubyObject
self
,
ThreadContext
context
,
int
methodIndex
,
String
name
) {
return
RuntimeHelpers
.
invoke
(
context
,
self
,
name
);
}
public
static
IRubyObject
callMethod
(
IRubyObject
self
,
ThreadContext
context
,
int
methodIndex
,
String
name
,
IRubyObject
arg
) {
return
RuntimeHelpers
.
invoke
(
context
,
self
,
name
,
arg
);
}
public
static
boolean
isNil
(
IRubyObject
self
) {
return
false
;
}
public
static
boolean
isTrue
(
IRubyObject
self
) {
return
true
;
}
public
static
boolean
isTaint
(
IRubyObject
self
) {
return
false
;
}
public
static
void
setTaint
(
IRubyObject
self
,
boolean
b
) {
}
public
static
IRubyObject
infectBy
(
IRubyObject
self
,
IRubyObject
obj
) {
return
self
;
}
public
static
boolean
isFrozen
(
IRubyObject
self
) {
return
false
;
}
public
static
void
setFrozen
(
IRubyObject
self
,
boolean
b
) {
}
public
static
boolean
isUntrusted
(
IRubyObject
self
) {
return
false
;
}
public
static
void
setUntrusted
(
IRubyObject
self
,
boolean
b
) {
}
public
static
boolean
isImmediate
(
IRubyObject
self
) {
return
false
;
}
public
static
RubyClass
getMetaClass
(
IRubyObject
self
) {
if
(
self
instanceof
RubyBasicObject
) {
return
((
RubyBasicObject
)
self
).
getMetaClass
();
}
else
if
(
self
instanceof
RubyJavaObject
) {
return
((
RubyJavaObject
)
self
).
getMetaClass
();
}
else
{
throw
new
RuntimeException
(
"unknown object type in BasicObjectStuff.getMetaClass: "
+
self
.
getClass
());
}
}
public
static
RubyClass
getSingletonClass
(
IRubyObject
self
) {
throw
new
UnsupportedOperationException
(
"Not supported yet."
);
}
public
static
RubyClass
getType
(
IRubyObject
self
) {
return
getMetaClass
(
self
).
getRealClass
();
}
public
static
boolean
respondsTo
(
IRubyObject
self
,
String
name
) {
if
(
getMetaClass
(
self
).
searchMethod
(
"respond_to?"
) ==
getRuntime
(
self
).
getRespondToMethod
()) {
return
getMetaClass
(
self
).
isMethodBound
(
name
,
false
);
}
else
{
return
callMethod
(
self
,
getRuntime
(
self
).
getCurrentContext
(),
"respond_to?"
,
getRuntime
(
self
).
newSymbol
(
name
)).
isTrue
();
}
}
public
static
Ruby
getRuntime
(
IRubyObject
self
) {
return
getMetaClass
(
self
).
getClassRuntime
();
}
public
static
Class
getJavaClass
(
IRubyObject
self
) {
return
self
.
getClass
();
}
public
static
String
asJavaString
(
IRubyObject
self
) {
IRubyObject
asString
=
checkStringType
(
self
);
if
(!
asString
.
isNil
())
return
((
RubyString
)
asString
).
asJavaString
();
throw
getRuntime
(
self
).
newTypeError
(
inspect
(
self
).
toString
() +
" is not a string"
);
}
public
static
RubyString
asString
(
IRubyObject
self
) {
IRubyObject
str
=
RuntimeHelpers
.
invoke
(
getRuntime
(
self
).
getCurrentContext
(),
self
,
"to_s"
);
if
(!(
str
instanceof
RubyString
))
return
(
RubyString
)
anyToString
(
self
);
if
(
isTaint
(
self
))
str
.
setTaint
(
true
);
return
(
RubyString
)
str
;
}
public
static
RubyArray
convertToArray
(
IRubyObject
self
) {
return
(
RubyArray
)
TypeConverter
.
convertToType
(
self
,
getRuntime
(
self
).
getArray
(),
"to_ary"
);
}
public
static
RubyHash
convertToHash
(
IRubyObject
self
) {
return
(
RubyHash
)
TypeConverter
.
convertToType
(
self
,
getRuntime
(
self
).
getHash
(),
"to_hash"
);
}
public
static
RubyFloat
convertToFloat
(
IRubyObject
self
) {
return
(
RubyFloat
)
TypeConverter
.
convertToType
(
self
,
getRuntime
(
self
).
getFloat
(),
"to_f"
);
}
public
static
RubyInteger
convertToInteger
(
IRubyObject
self
) {
return
convertToInteger
(
self
,
"to_int"
);
}
public
static
RubyInteger
convertToInteger
(
IRubyObject
self
,
int
convertMethodIndex
,
String
convertMethod
) {
return
convertToInteger
(
self
,
convertMethod
);
}
public
static
RubyInteger
convertToInteger
(
IRubyObject
self
,
String
convertMethod
) {
IRubyObject
val
=
TypeConverter
.
convertToType
(
self
,
getRuntime
(
self
).
getInteger
(),
convertMethod
,
true
);
if
(!(
val
instanceof
RubyInteger
))
throw
getRuntime
(
self
).
newTypeError
(
getMetaClass
(
self
).
getName
() +
"#"
+
convertMethod
+
" should return Integer"
);
return
(
RubyInteger
)
val
;
}
public
static
RubyString
convertToString
(
IRubyObject
self
) {
return
(
RubyString
)
TypeConverter
.
convertToType
(
self
,
getRuntime
(
self
).
getString
(),
"to_str"
);
}
public
static
IRubyObject
anyToString
(
IRubyObject
self
) {
String
cname
=
getMetaClass
(
self
).
getRealClass
().
getName
();
/* 6:tags 16:addr 1:eos */
RubyString
str
=
getRuntime
(
self
).
newString
(
"#<"
+
cname
+
":0x"
+
Integer
.
toHexString
(
System
.
identityHashCode
(
self
)) +
">"
);
str
.
setTaint
(
isTaint
(
self
));
return
str
;
}
public
static
IRubyObject
checkStringType
(
IRubyObject
self
) {
IRubyObject
str
=
TypeConverter
.
convertToTypeWithCheck
(
self
,
getRuntime
(
self
).
getString
(),
"to_str"
);
if
(!
str
.
isNil
() && !(
str
instanceof
RubyString
)) {
str
=
RubyString
.
newEmptyString
(
getRuntime
(
self
));
}
return
str
;
}
public
static
IRubyObject
checkArrayType
(
IRubyObject
self
) {
return
TypeConverter
.
convertToTypeWithCheck
(
self
,
getRuntime
(
self
).
getArray
(),
"to_ary"
);
}
public
static
Object
toJava
(
IRubyObject
self
,
Class
cls
) {
if
(
cls
.
isAssignableFrom
(
self
.
getClass
())) {
return
self
;
}
else
{
throw
getRuntime
(
self
).
newTypeError
(
"could not convert "
+
self
.
getClass
() +
" to "
+
cls
);
}
}
public
static
IRubyObject
dup
(
IRubyObject
self
) {
// TODO: java.lang.Object.clone?
throw
new
UnsupportedOperationException
(
"Not supported yet."
);
}
public
static
IRubyObject
inspect
(
IRubyObject
self
) {
Ruby
runtime
=
getRuntime
(
self
);
if
(
hasVariables
(
self
)) {
StringBuilder
part
=
new
StringBuilder
();
String
cname
=
getMetaClass
(
self
).
getRealClass
().
getName
();
part
.
append
(
"#<"
).
append
(
cname
).
append
(
":0x"
);
part
.
append
(
Integer
.
toHexString
(
System
.
identityHashCode
(
self
)));
if
(
runtime
.
isInspecting
(
self
)) {
/* 6:tags 16:addr 1:eos */
part
.
append
(
" ...>"
);
return
runtime
.
newString
(
part
.
toString
());
}
try
{
runtime
.
registerInspecting
(
self
);
return
runtime
.
newString
(
inspectObj
(
self
,
part
).
toString
());
}
finally
{
runtime
.
unregisterInspecting
(
self
);
}
}
return
RuntimeHelpers
.
invoke
(
runtime
.
getCurrentContext
(),
self
,
"to_s"
);
}
/** inspect_obj
*
* The internal helper method that takes care of the part of the
* inspection that inspects instance variables.
*/
private
static
StringBuilder
inspectObj
(
IRubyObject
self
,
StringBuilder
part
) {
ThreadContext
context
=
getRuntime
(
self
).
getCurrentContext
();
String
sep
=
""
;
for
(
Variable
<
IRubyObject
>
ivar
:
getInstanceVariables
(
self
).
getInstanceVariableList
()) {
part
.
append
(
sep
).
append
(
" "
).
append
(
ivar
.
getName
()).
append
(
"="
);
part
.
append
(
ivar
.
getValue
().
callMethod
(
context
,
"inspect"
));
sep
=
","
;
}
part
.
append
(
">"
);
return
part
;
}
public
static
IRubyObject
rbClone
(
IRubyObject
self
) {
// TODO: java.lang.Object.clone?
throw
new
UnsupportedOperationException
(
"Not supported yet."
);
}
public
static
boolean
isModule
(
IRubyObject
self
) {
return
false
;
}
public
static
boolean
isClass
(
IRubyObject
self
) {
return
false
;
}
public
static
void
dataWrapStruct
(
IRubyObject
self
,
Object
obj
) {
}
public
static
Object
dataGetStruct
(
IRubyObject
self
) {
return
null
;
}
public
static
Object
dataGetStructChecked
(
IRubyObject
self
) {
return
null
;
}
public
static
IRubyObject
id
(
IRubyObject
self
) {
return
getRuntime
(
self
).
newFixnum
(
System
.
identityHashCode
(
self
));
}
public
static
IRubyObject
op_equal
(
IRubyObject
self
,
ThreadContext
context
,
IRubyObject
other
) {
return
getRuntime
(
self
).
newBoolean
(
self
==
other
);
}
public
static
IRubyObject
op_eqq
(
IRubyObject
self
,
ThreadContext
context
,
IRubyObject
other
) {
return
getRuntime
(
self
).
newBoolean
(
self
==
other
);
}
public
static
boolean
eql
(
IRubyObject
self
,
IRubyObject
other
) {
return
self
==
other
;
}
public
static
void
addFinalizer
(
IRubyObject
self
,
IRubyObject
finalizer
) {
}
public
static
void
removeFinalizers
(
IRubyObject
self
) {
}
public
static
boolean
hasVariables
(
IRubyObject
self
) {
return
false
;
}
public
static
int
getVariableCount
(
IRubyObject
self
) {
return
0
;
}
public
static
void
syncVariables
(
IRubyObject
self
,
List
<
Variable
<
Object
>>
variables
) {
}
public
static
List
<
Variable
<
Object
>>
getVariableList
(
IRubyObject
self
) {
return
Collections
.
EMPTY_LIST
;
}
public
static
class
DummyInstanceVariables
implements
InstanceVariables
{
private
final
IRubyObject
nil
;
public
DummyInstanceVariables
(
IRubyObject
nil
) {
this
.
nil
=
nil
;
}
public
boolean
hasInstanceVariable
(
String
name
) {
return
false
;
}
public
boolean
fastHasInstanceVariable
(
String
internedName
) {
return
false
;
}
public
IRubyObject
getInstanceVariable
(
String
name
) {
return
nil
;
}
public
IRubyObject
fastGetInstanceVariable
(
String
internedName
) {
return
nil
;
}
public
IRubyObject
setInstanceVariable
(
String
name
,
IRubyObject
value
) {
return
value
;
}
public
IRubyObject
fastSetInstanceVariable
(
String
internedName
,
IRubyObject
value
) {
return
value
;
}
public
IRubyObject
removeInstanceVariable
(
String
name
) {
return
nil
;
}
public
List
<
Variable
<
IRubyObject
>>
getInstanceVariableList
() {
return
Collections
.
EMPTY_LIST
;
}
public
List
<
String
>
getInstanceVariableNameList
() {
return
Collections
.
EMPTY_LIST
;
}
public
void
copyInstanceVariablesInto
(
InstanceVariables
other
) {
}
}
public
static
InstanceVariables
getInstanceVariables
(
IRubyObject
self
) {
// TODO: cache in runtime?
return
new
DummyInstanceVariables
(
getRuntime
(
self
).
getNil
());
}
public
static
class
DummyInternalVariables
implements
InternalVariables
{
public
boolean
hasInternalVariable
(
String
name
) {
return
false
;
}
public
boolean
fastHasInternalVariable
(
String
internedName
) {
return
false
;
}
public
Object
getInternalVariable
(
String
name
) {
return
null
;
}
public
Object
fastGetInternalVariable
(
String
internedName
) {
return
null
;
}
public
void
setInternalVariable
(
String
name
,
Object
value
) {
}
public
void
fastSetInternalVariable
(
String
internedName
,
Object
value
) {
}
public
Object
removeInternalVariable
(
String
name
) {
return
null
;
}
}
public
static
final
InternalVariables
DUMMY_INTERNAL_VARIABLES
=
new
DummyInternalVariables
();
public
static
InternalVariables
getInternalVariables
(
IRubyObject
self
) {
return
DUMMY_INTERNAL_VARIABLES
;
}
public
static
List
<
String
>
getVariableNameList
(
IRubyObject
self
) {
return
Collections
.
EMPTY_LIST
;
}
public
static
void
copySpecialInstanceVariables
(
IRubyObject
self
,
IRubyObject
clone
) {
}
public
static
Object
getVariable
(
IRubyObject
self
,
int
index
) {
return
null
;
}
public
static
void
setVariable
(
IRubyObject
self
,
int
index
,
Object
value
) {
}
}
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