org.jruby.ext.ffi.MemoryObject

memory_io

Gets the memory I/O accessor to read/write to the memory area.

Returns: A memory accessor.

check_string_type19

is this a string?

Returns: the string if so

dup

RubyMethod dup.

Returns: a dup-ed object

marshal_live_variables

__id__

rb_obj_id Return the internal id of an object.

add_finalizer

add_finalizer

Adds the specified object as a finalizer for this object.

any_to_string

Internal method that helps to convert any object into the format of a class name and a hex string inside of #<>.

as_java_string

rb_to_id Will try to convert this object to a String using the Ruby "to_str" if the object isn't already a String. If this still doesn't work, will throw a Ruby TypeError.

Returns: a (Java) string

as_string

rb_obj_as_string First converts this object into a String using the "to_s" method and returns it. If to_s doesn't return a Ruby String, Convert#anyToString is used instead.

call_method

Will invoke a named method with no arguments and no block.

call_method

Will invoke a named method with one argument and no block with functional invocation.

call_method

Will invoke a named method with the supplied arguments and no block with functional invocation.

call_method

call_method

call_method

call_method

Will invoke a named method with the supplied arguments and supplied block with functional invocation.

call_method

call_method

call_super

check_array_type

rb_check_array_type Returns the result of trying to convert this object to an Array with "to_ary".

check_call_method

Will invoke a named method with no arguments and no block if that method or a custom method missing exists. Otherwise returns null. 1.9: rb_check_funcall

check_call_method

Will invoke a named method with no arguments and no block if that method or a custom method missing exists. Otherwise returns null. 1.9: rb_check_funcall

check_frozen

The actual method that checks frozen with the default frozen message from MRI. If possible, call this instead of #testFrozen.

check_string_type

rb_check_string_type Tries to return a coerced string representation of this object, using "to_str". If that returns something other than a String or nil, an empty String will be returned.

class?

Specifically polymorphic method that are meant to be overridden by classes to specify that they are classes in an easy way.

compare_to

Compares this Ruby object with another.

Returns: 0 if equal, < 0 if this is less than other, > 0 if this is greater than other

convert_to_array

Tries to convert this object to a Ruby Array using the "to_ary" method.

Returns: array representation of this

convert_to_float

Tries to convert this object to a Ruby Float using the "to_f" method.

Returns: float representation of this

convert_to_hash

Tries to convert this object to a Ruby Hash using the "to_hash" method.

Returns: hash representation of this

convert_to_integer

Tries to convert this object to a Ruby Integer using the "to_int" method.

Returns: an integer representation of this

convert_to_integer

Tries to convert this object to a Ruby Integer using the supplied conversion method.

Returns: an integer representation of this

convert_to_integer

convert_to_string

Tries to convert this object to a Ruby String using the "to_str" method.

Returns: a string representation of this

copy_instance_variables_into

copy_special_instance_variables

Lots of MRI objects keep their state in non-lookupable ivars (e:g. Range, Struct, etc). This method is responsible for dupping our java field equivalents

current_context

data_get_struct

data_get_struct_checked

data_wrap_struct

decode

raw (id) strings are not properly encoded but in an iso_8859_1 form. This method will lookup properly encoded string from the symbol table.

Returns: the string of the symbol found from id

display

dup

ensure_instance_variables_settable

Makes sure that instance variables can be set on this object, including information about whether this object is frozen. Will throw a suitable exception in that case.

eql

method used for Hash key comparison (specialized for String, Symbol and Fixnum)

Returns: Will by default just call the Ruby method "eql?"

eql_p

eql_p

equal_p

rb_obj_equal Will use Java identity equality.

Returns: are they equal?

eval_under

extend

rb_obj_extend call-seq: obj.extend(module, ...) => obj Adds to _obj_ the instance methods from each module given as a parameter. module Mod def hello "Hello from Mod.\n" end end class Klass def hello "Hello from Klass.\n" end end k = Klass.new k.hello #=> "Hello from Klass.\n" k.extend(Mod) #=> #<Klass:0x401b3bc8> k.hello #=> "Hello from Mod.\n"

Returns: itself

false?

Is this value a falsey value or not? Based on the #FALSE_F flag.

Returns: true is false

fast_get_instance_variable

fast_get_internal_variable

fast_has_instance_variable

fast_has_internal_variable

fast_set_instance_variable

fast_set_internal_variable

ffi_handle

ffi_handle=

for_each_instance_variable

for_each_instance_variable_name

freeze

frozen=

Sets whether this object is frozen or not. Shortcut for doing setFlag(FROZEN_F, frozen).

frozen?

Is this value frozen or not? Shortcut for doing getFlag(FROZEN_F).

Returns: true if this object is frozen, false otherwise

frozen_p

get_flag

Get the value of a custom flag on this object. The only guaranteed flags that can be sent in to this method is:

• #FALSE_F
• #NIL_F
• #FROZEN_F

Returns: true if the flag is set, false otherwise

get_instance_variable

get_internal_variable

get_variable

has_instance_variable

has_internal_variable

has_variables?

Returns true if object has any variables

hash

Will return the hash code of this object. In comparison to MRI, this method will use the Java identity hash code instead of using rb_obj_id, since the usage of id in JRuby will incur the cost of some. ObjectSpace maintenance.

Returns: hash value

hash

Will return the hash code of this object. In comparison to MRI, this method will use the Java identity hash code instead of using rb_obj_id, since the usage of id in JRuby will incur the cost of some. ObjectSpace maintenance.

Returns: the hash value

hashy_inspect

id

immediate?

Is object immediate (def: Fixnum, Symbol, true, false, nil?).

infect_by

initialize

initialize_copy

Returns: a copy

initialize_copy

Initializes this object as a copy of the original, that is the parameter to this object. Will make sure that the argument actually has the same real class as this object. It shouldn't be possible to initialize an object with something totally different.

Returns: a copy unless the same thing

inspect

inspect

Returns a string containing a human-readable representation of obj. If not overridden, uses the to_s method to generate the string. [ 1, 2, 3..4, 'five' ].inspect #=> "[1, 2, 3..4, \"five\"]" Time.new.inspect #=> "Wed Apr 09 08:54:39 CDT 2003"

instance_eval

instance_eval

instance_eval

instance_eval

instance_eval

instance_exec

rb_obj_instance_exec call-seq: obj.instance_exec(arg...) {|var...| block } => obj Executes the given block within the context of the receiver (_obj_). In order to set the context, the variable +self+ is set to _obj_ while the code is executing, giving the code access to _obj_'s instance variables. Arguments are passed as block parameters. class Klass def initialize @secret = 99 end end k = Klass.new k.instance_exec(5) {|x| @secret+x } #=> 104

Returns: the result

instance_of_p

rb_obj_is_instance_of call-seq: obj.instance_of?(class) => true or false Returns true if obj is an instance of the given class. See also Object#kind_of?.

Returns: true if this is instance of type

instance_variable_defined_p

rb_obj_ivar_defined call-seq: obj.instance_variable_defined?(symbol) => true or false Returns true if the given instance variable is defined in obj. class Fred def initialize(p1, p2) @a, @b = p1, p2 end end fred = Fred.new('cat', 99) fred.instance_variable_defined?(:@a) #=> true fred.instance_variable_defined?("@b") #=> true fred.instance_variable_defined?("@c") #=> false

Returns: true if defined

instance_variable_get

rb_obj_ivar_get call-seq: obj.instance_variable_get(symbol) => obj Returns the value of the given instance variable, or nil if the instance variable is not set. The @ part of the variable name should be included for regular instance variables. Throws a NameError exception if the supplied symbol is not valid as an instance variable name. class Fred def initialize(p1, p2) @a, @b = p1, p2 end end fred = Fred.new('cat', 99) fred.instance_variable_get(:@a) #=> "cat" fred.instance_variable_get("@b") #=> 99

Returns: value of ivar

instance_variable_list

Gets a list of all variables in this object.

instance_variable_name_list

Gets a name list of all variables in this object.

instance_variable_set

rb_obj_ivar_set call-seq: obj.instance_variable_set(symbol, obj) => obj Sets the instance variable names by symbol to object, thereby frustrating the efforts of the class's author to attempt to provide proper encapsulation. The variable did not have to exist prior to this call. class Fred def initialize(p1, p2) @a, @b = p1, p2 end end fred = Fred.new('cat', 99) fred.instance_variable_set(:@a, 'dog') #=> "dog" fred.instance_variable_set(:@c, 'cat') #=> "cat" fred.inspect #=> "#<Fred:0x401b3da8 @a=\"dog\", @b=99, @c=\"cat\">"

Returns: value of old set ivar

instance_variables

Dummy method to avoid a cast, and to avoid polluting the IRubyObject interface with all the instance variable management methods.

instance_variables

rb_obj_instance_variables call-seq: obj.instance_variables => array Returns an array of instance variable names for the receiver. Note that simply defining an accessor does not create the corresponding instance variable. class Fred attr_accessor :a1 def initialize @iv = 3 end end Fred.new.instance_variables #=> [:"@iv"]

Returns: list of ivars

internal_variables

Dummy method to avoid a cast, and to avoid polluting the IRubyObject interface with all the instance variable management methods.

is_builtin

A method to determine whether the method named by methodName is a builtin method, i.e. a method built-in to JRuby and loaded during its core boot process.

Returns: true if so

java_class

Will return the Java interface that most closely can represent this object, when working through Java integration translations.

Returns: the true Java class of this (Ruby) object

kind_of_p

rb_obj_is_kind_of call-seq: obj.is_a?(class) => true or false obj.kind_of?(class) => true or false Returns true if class is the class of obj, or if class is one of the superclasses of obj or modules included in obj. module M; end class A include M end class B < A; end class C < B; end b = B.new b.instance_of? A #=> false b.instance_of? B #=> true b.instance_of? C #=> false b.instance_of? M #=> false b.kind_of? A #=> true b.kind_of? B #=> true b.kind_of? C #=> false b.kind_of? M #=> true

Returns: true if this is kind of type

make_meta_class

make_meta_class

rb_make_metaclass Will create a new meta class, insert this in the chain of classes for this specific object, and return the generated meta class.

Returns: the new meta class

make_meta_class_bootstrap

This will create a new metaclass. This is only used during bootstrapping before the initial ThreadContext is defined. Normal needs of making a metaclass should use RubyBasicObject#makeMetaClass(ThreadContext, RubyClass)

Returns: the new metaclass

marshal_variable_list

meta_class

if exist return the meta-class else return the type of the object.

meta_class=

Makes it possible to change the metaclass of an object. In practice, this is a simple version of Smalltalks Become, except that it doesn't work when we're dealing with subclasses. In practice it's used to change the singleton/meta class used, without changing the "real" inheritance chain.

method

method

method

Like #method(IRubyObject) but using the given refinement scope to search for the method.

Returns: method instance

methods

rb_obj_methods call-seq: obj.methods => array Returns a list of the names of methods publicly accessible in obj. This will include all the methods accessible in obj's ancestors. class Klass def kMethod() end end k = Klass.new k.methods[0..9] #=> ["kMethod", "freeze", "nil?", "is_a?", "class", "instance_variable_set", "methods", "extend", "__send__", "instance_eval"] k.methods.length #=> 42

Returns: methods

methods

module?

Specifically polymorphic method that are meant to be overridden by modules to specify that they are modules in an easy way.

native_handle

native_handle=

native_type_index

nil?

Does this object represent nil? See the docs for the #NIL_F flag for more information.

nil_p

rb_false call_seq: nil.nil? => true <anything_else>.nil? => false Only the object nil responds true to nil?.

Returns: true if nil

op_cmp

op_equal

rb_obj_equal Will by default use identity equality to compare objects. This follows the Ruby semantics. The name of this method doesn't follow the convention because hierarchy problems

op_match

rb_obj_pattern_match call-seq: obj =~ other => nil Pattern Match---Overridden by descendents (notably Regexp and String) to provide meaningful pattern-match semantics.

Returns: true if matches (always nil)

op_not

op_not_equal

The != method implemented for BasicObject.

Returns: false if this == other, true otherwise

op_not_match

Invert the match operator.

Returns: true if they do not match

private_methods

protected_methods

public_methods

rb_clone

rb_clone

remove_finalizers

Remove all the finalizers for this object.

remove_instance_variable

remove_instance_variable

rb_obj_remove_instance_variable call-seq: obj.remove_instance_variable(symbol) => obj Removes the named instance variable from obj, returning that variable's value. class Dummy attr_reader :var def initialize @var = 99 end def remove remove_instance_variable(:@var) end end d = Dummy.new d.var #=> 99 d.remove #=> 99 d.var #=> nil

Returns: value of removed ivar

remove_internal_variable

respond_to_p

respond_to_p

responds_to

Does this object respond to the specified message? Uses a shortcut if it can be proved that respond_to? and respond_to_missing? haven't been overridden.

responds_to_missing

Does this object respond to the specified message via "method_missing?"

responds_to_missing

Does this object respond to the specified message via "method_missing?"

runtime

Will return the runtime that this object is associated with.

Returns: current runtime

send

send

send

send

send

set_flag

Sets or unsets a flag on this object. The only flags that are guaranteed to be valid to use as the first argument is:

• #FALSE_F
• #NIL_F
• #FROZEN_F

set_instance_variable

rb_iv_set / rb_ivar_set

set_internal_variable

set_variable

singleton_class

singleton_class

Will either return the existing singleton class for this object, or create a new one and return that. For a few types a singleton class is not possible so it will throw an error.

Returns: the singleton of this type

singleton_method

singleton_method

singleton_methods

special_const?

special_object?

specific_eval

specific_eval Evaluates the block or string inside of the context of this object, using the supplied arguments. If a block is given, this will be yielded in the specific context of this object. If no block is given then a String-like object needs to be the first argument, and this string will be evaluated. Second and third arguments in the args-array is optional, but can contain the filename and line of the string under evaluation.

Returns: the result

specific_eval

specific_eval Evaluates the block or string inside of the context of this object, using the supplied arguments. If a block is given, this will be yielded in the specific context of this object. If no block is given then a String-like object needs to be the first argument, and this string will be evaluated. Second and third arguments in the args-array is optional, but can contain the filename and line of the string under evaluation.

Returns: the result

specific_eval

specific_eval Evaluates the block or string inside of the context of this object, using the supplied arguments. If a block is given, this will be yielded in the specific context of this object. If no block is given then a String-like object needs to be the first argument, and this string will be evaluated. Second and third arguments in the args-array is optional, but can contain the filename and line of the string under evaluation.

Returns: the result

specific_eval

specific_eval Evaluates the block or string inside of the context of this object, using the supplied arguments. If a block is given, this will be yielded in the specific context of this object. If no block is given then a String-like object needs to be the first argument, and this string will be evaluated. Second and third arguments in the args-array is optional, but can contain the filename and line of the string under evaluation.

Returns: the result

sync_variables

Sync one this object's variables with other's - this is used to make rbClone work correctly.

sync_variables

taint

taint=

taint?

tainted_p

to_a

to_a

to_java

to_s

Returns: ""

to_s

true?

Is this value a truthy value or not? Based on the #FALSE_F flag.

Returns: true it truthy

trust

type

type

rb_obj_class Returns the real class of this object, excluding any singleton/meta class in the inheritance chain.

Returns: the real class

untaint

untrust

untrusted=

untrusted?

untrusted_p

variable_count

variable_list

Gets a list of all variables in this object.

variable_name_list

Gets a name list of all variables in this object.

attach_to_object_space

Will make sure that this object is added to the current object space.

call_init

Call the Ruby initialize method with the supplied arguments and block.

call_init

Call the Ruby initialize method with the supplied arguments and block.

call_init

Call the Ruby initialize method with the supplied arguments and block.

call_init

Call the Ruby initialize method with the supplied arguments and block.

call_init

call_init

call_init

call_init

call_init

call_init

convert_to_type

equals

This override does not do a "checked" dispatch.

hash_code

This override does not do "checked" dispatch since Object usually has #hash defined.

Returns: the hash code

native_class_index

This is overridden in the other concrete Java builtins to provide a fast way to determine what type they are. Will generally return a value from org.jruby.runtime.ClassIndex

op_eqq

rb_equal The Ruby "===" method is used by default in case/when statements. The Object implementation first checks Java identity equality and then calls the "==" method too.

specific_eval

to_ruby_string

The default toString method is just a wrapper that calls the Ruby "to_s" method. This will raise if it is not actually a Ruby String.

Returns: the string.

to_string

The default toString method is just a wrapper that calls the Ruby "to_s" method.

Returns: string representation