org.jruby
Class RubyFixnum

java.lang.Object
  org.jruby.RubyObject
      org.jruby.RubyNumeric
          org.jruby.RubyInteger
              org.jruby.RubyFixnum

All Implemented Interfaces:

java.lang.Cloneable, IRubyObject

public class RubyFixnum
extends RubyInteger

Implementation of the Fixnum class.

Author:

jpetersen

Nested Class Summary

Nested classes/interfaces inherited from class org.jruby.RubyNumeric

RubyNumeric.InvalidIntegerException, RubyNumeric.NumberTooLargeException

Nested classes/interfaces inherited from class org.jruby.RubyObject

RubyObject.Finalizer

Field Summary

static byte	EQUALEQUAL_SWITCHVALUE
static byte	HASH_SWITCHVALUE
static byte	INSPECT_SWITCHVALUE
static long	MAX
static long	MAX_MARSHAL_FIXNUM
static long	MIN
static long	MIN_MARSHAL_FIXNUM
static byte	OP_GT_SWITCHVALUE
static byte	OP_LE_SWITCHVALUE
static byte	OP_LT_SWITCHVALUE
static byte	OP_MINUS_SWITCHVALUE
static byte	OP_PLUS_SWITCHVALUE
static byte	OP_SPACESHIP_SWITCHVALUE
static byte	OP_TIMES_SWITCHVALUE
static byte	TO_I_SWITCHVALUE
static byte	TO_INT_SWITCHVALUE
static byte	TO_S_SWITCHVALUE

Fields inherited from class org.jruby.RubyNumeric

DBL_EPSILON, NUMERIC_ALLOCATOR

Fields inherited from class org.jruby.RubyObject

instanceVariables, isTrue, metaClass, NEVER, OBJECT_ALLOCATOR

Fields inherited from interface org.jruby.runtime.builtin.IRubyObject

NULL_ARRAY

Constructor Summary

RubyFixnum(Ruby runtime)

RubyFixnum(Ruby runtime, long value)

Method Summary

IRubyObject	abs() fix_abs
IRubyObject	and(IRubyObject other) fix_and
IRubyObject	aref(IRubyObject other) fix_aref
IRubyObject	callMethod(ThreadContext context, RubyModule rubyclass, int methodIndex, java.lang.String name, IRubyObject[] args, CallType callType, Block block)
IRubyObject	cmp(IRubyObject other) fix_cmp
static RubyClass	createFixnumClass(Ruby runtime)
IRubyObject	div_div(IRubyObject other) fix_div here is terrible MRI gotcha: 1.div 3.0 -> 0 1 / 3.0 -> 0.3333333333333333 MRI is also able to do it in one place by looking at current frame in rb_num_coerce_bin: rb_funcall(x, ruby_frame->orig_func, 1, y); also note that RubyFloat doesn't override Numeric.div
IRubyObject	div_slash(IRubyObject other)
IRubyObject	divmod(IRubyObject other) fix_divmod
boolean	eql(IRubyObject other) short circuit for Fixnum key comparison
IRubyObject	equal(IRubyObject other) fix_equal
boolean	equals(java.lang.Object other) This method is just a wrapper around the Ruby "==" method, provided so that RubyObjects can be used as keys in the Java HashMap object underlying RubyHash.
IRubyObject	freeze() Freeze an object.
IRubyObject	ge(IRubyObject other) fix_ge
double	getDoubleValue()
java.lang.Class	getJavaClass() RubyMethod getJavaClass.
long	getLongValue()
int	getNativeTypeIndex() This is overridden in the other concrete Java builtins to provide a fast way to determine what type they are.
IRubyObject	gt(IRubyObject other) fix_gt
RubyFixnum	hash()
int	hashCode()
RubyFixnum	id() Return the internal id of an object.
IRubyObject	id2name() fix_id2name
IRubyObject	idiv(IRubyObject other, java.lang.String method)
static IRubyObject	induced_from(IRubyObject recv, IRubyObject other) rb_fix_induced_from
boolean	isImmediate()
IRubyObject	le(IRubyObject other) fix_le
IRubyObject	lshift(IRubyObject other) fix_lshift
IRubyObject	lt(IRubyObject other) fix_lt
static RubyFixnum	minus_one(Ruby runtime)
IRubyObject	minus(IRubyObject other) fix_minus
IRubyObject	mod(IRubyObject other) fix_mod
IRubyObject	mul(IRubyObject other) fix_mul
RubyFixnum	newFixnum(long newValue)
static RubyFixnum	newFixnum(Ruby runtime, long value)
static RubyFixnum	one(Ruby runtime)
IRubyObject	or(IRubyObject other) fix_or
IRubyObject	plus(IRubyObject other) fix_plus
IRubyObject	pow(IRubyObject other) fix_pow
IRubyObject	quo(IRubyObject other) fix_quo
IRubyObject	rev() fix_rev
IRubyObject	rshift(IRubyObject other) fix_rshift
IRubyObject	size() fix_size
IRubyObject	taint() rb_obj_taint
IRubyObject	to_f() fix_to_f
RubyString	to_s(IRubyObject[] args) fix_to_s
IRubyObject	to_sym() fix_to_sym
IRubyObject	uminus() fix_uminus
static RubyFixnum	unmarshalFrom(UnmarshalStream input)
IRubyObject	xor(IRubyObject other) fix_xor
IRubyObject	zero_p() fix_zero_p
static RubyFixnum	zero(Ruby runtime)

Methods inherited from class org.jruby.RubyInteger

chr, convertToInteger, createIntegerClass, downto, int_p, succ, times, to_i, toFloat, upto

Methods inherited from class org.jruby.RubyNumeric

asNumeric, callCoerced, callCoerced, ceil, checkInt, coerce, coerceBin, coerceBody, coerceCmp, coerceRelOp, createNumericClass, dbl_cmp, dbl2num, div, doCoerce, eql_p, fix2int, fix2long, floor, getCoerced, init_copy, int2fix, modulo, newNumeric, nonzero_p, num2dbl, num2fix, num2int, num2long, remainder, round, sadded, step, str2fnum, str2fnum, str2inum, str2inum, to_int, truncate, uplus

Methods inherited from class org.jruby.RubyObject

addFinalizer, anyToString, asString, asSymbol, attachToObjectSpace, callInit, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethodMissing, callMethodMissing, callSuper, checkArrayType, checkFrozen, checkStringType, compilerCallMethod, compilerCallMethodWithIndex, convertToArray, convertToFloat, convertToHash, convertToString, convertToType, convertToType, convertToType, convertToTypeWithCheck, createObjectClass, dataGetStruct, dataWrapStruct, display, doClone, dup, eqlInternal, equalInternal, evalSimple, evalUnder, evalWithBinding, extend, frozen, getInstanceVariable, getInstanceVariables, getInstanceVariablesSnapshot, getMetaClass, getRuntime, getSingletonClass, getSingletonClassClone, getType, id_deprecated, infectBy, inherited, initCopy, initialize_copy, initialize, inspect, instance_eval, instance_exec, instance_of, instance_variable_get, instance_variable_set, instance_variables, instanceVariableNames, isFalse, isFrozen, isKindOf, isNil, isSingleton, isTaint, isTrue, kind_of, makeMetaClass, match, method, methods, nil_p, obj_equal, private_methods, protected_methods, public_methods, puts, rbClone, remove_instance_variable, removeFinalizers, removeInstanceVariable, respond_to, respondsTo, safeGetInstanceVariables, safeHasInstanceVariables, send, setFrozen, setInstanceVariable, setInstanceVariable, setInstanceVariables, setMetaClass, setTaint, singleton_methods, specificEval, tainted, testFrozen, to_s, toString, trueFalseNil, trueFalseNil, type_deprecated, type, untaint

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

MAX

public static final long MAX

See Also:

Constant Field Values

MIN

public static final long MIN

See Also:

Constant Field Values

MAX_MARSHAL_FIXNUM

public static final long MAX_MARSHAL_FIXNUM

See Also:

Constant Field Values

MIN_MARSHAL_FIXNUM

public static final long MIN_MARSHAL_FIXNUM

See Also:

Constant Field Values

OP_PLUS_SWITCHVALUE

public static final byte OP_PLUS_SWITCHVALUE

See Also:

Constant Field Values

OP_MINUS_SWITCHVALUE

public static final byte OP_MINUS_SWITCHVALUE

See Also:

Constant Field Values

OP_LT_SWITCHVALUE

public static final byte OP_LT_SWITCHVALUE

See Also:

Constant Field Values

TO_S_SWITCHVALUE

public static final byte TO_S_SWITCHVALUE

See Also:

Constant Field Values

TO_I_SWITCHVALUE

public static final byte TO_I_SWITCHVALUE

See Also:

Constant Field Values

TO_INT_SWITCHVALUE

public static final byte TO_INT_SWITCHVALUE

See Also:

Constant Field Values

HASH_SWITCHVALUE

public static final byte HASH_SWITCHVALUE

See Also:

Constant Field Values

OP_GT_SWITCHVALUE

public static final byte OP_GT_SWITCHVALUE

See Also:

Constant Field Values

OP_TIMES_SWITCHVALUE

public static final byte OP_TIMES_SWITCHVALUE

See Also:

Constant Field Values

EQUALEQUAL_SWITCHVALUE

public static final byte EQUALEQUAL_SWITCHVALUE

See Also:

Constant Field Values

OP_LE_SWITCHVALUE

public static final byte OP_LE_SWITCHVALUE

See Also:

Constant Field Values

OP_SPACESHIP_SWITCHVALUE

public static final byte OP_SPACESHIP_SWITCHVALUE

See Also:

Constant Field Values

INSPECT_SWITCHVALUE

public static final byte INSPECT_SWITCHVALUE

See Also:

Constant Field Values

Constructor Detail

RubyFixnum

public RubyFixnum(Ruby runtime)

RubyFixnum

public RubyFixnum(Ruby runtime,
                  long value)

Method Detail

createFixnumClass

public static RubyClass createFixnumClass(Ruby runtime)

callMethod

public IRubyObject callMethod(ThreadContext context,
                              RubyModule rubyclass,
                              int methodIndex,
                              java.lang.String name,
                              IRubyObject[] args,
                              CallType callType,
                              Block block)

Specified by:

callMethod in interface IRubyObject

Overrides:

callMethod in class RubyObject

Returns:

getNativeTypeIndex

public int getNativeTypeIndex()

Description copied from class: RubyObject

This is overridden in the other concrete Java builtins to provide a fast way to determine what type they are.

Specified by:

getNativeTypeIndex in interface IRubyObject

Overrides:

getNativeTypeIndex in class RubyObject

Returns:

the ClassIndex of the native type this object was constructed from

eql

public final boolean eql(IRubyObject other)

short circuit for Fixnum key comparison

Specified by:

eql in interface IRubyObject

Overrides:

eql in class RubyObject

isImmediate

public boolean isImmediate()

Specified by:

isImmediate in interface IRubyObject

Overrides:

isImmediate in class RubyObject

Returns:

getJavaClass

public java.lang.Class getJavaClass()

Description copied from interface: IRubyObject

RubyMethod getJavaClass.

Specified by:

getJavaClass in interface IRubyObject

Overrides:

getJavaClass in class RubyObject

Returns:

Class

getDoubleValue

public double getDoubleValue()

Overrides:

getDoubleValue in class RubyNumeric

getLongValue

public long getLongValue()

Overrides:

getLongValue in class RubyNumeric

newFixnum

public static RubyFixnum newFixnum(Ruby runtime,
                                   long value)

newFixnum

public RubyFixnum newFixnum(long newValue)

zero

public static RubyFixnum zero(Ruby runtime)

one

public static RubyFixnum one(Ruby runtime)

minus_one

public static RubyFixnum minus_one(Ruby runtime)

hash

public RubyFixnum hash()

Overrides:

hash in class RubyObject

hashCode

public final int hashCode()

Overrides:

hashCode in class RubyObject

equals

public boolean equals(java.lang.Object other)

Description copied from class: RubyObject

This method is just a wrapper around the Ruby "==" method, provided so that RubyObjects can be used as keys in the Java HashMap object underlying RubyHash.

Overrides:

equals in class RubyObject

to_s

public RubyString to_s(IRubyObject[] args)

fix_to_s

id2name

public IRubyObject id2name()

fix_id2name

to_sym

public IRubyObject to_sym()

fix_to_sym

uminus

public IRubyObject uminus()

fix_uminus

Overrides:

uminus in class RubyNumeric

plus

public IRubyObject plus(IRubyObject other)

fix_plus

minus

public IRubyObject minus(IRubyObject other)

fix_minus

mul

public IRubyObject mul(IRubyObject other)

fix_mul

div_div

public IRubyObject div_div(IRubyObject other)

fix_div here is terrible MRI gotcha: 1.div 3.0 -> 0 1 / 3.0 -> 0.3333333333333333 MRI is also able to do it in one place by looking at current frame in rb_num_coerce_bin: rb_funcall(x, ruby_frame->orig_func, 1, y); also note that RubyFloat doesn't override Numeric.div

div_slash

public IRubyObject div_slash(IRubyObject other)

idiv

public IRubyObject idiv(IRubyObject other,
                        java.lang.String method)

mod

public IRubyObject mod(IRubyObject other)

fix_mod

divmod

public IRubyObject divmod(IRubyObject other)

fix_divmod

Overrides:

divmod in class RubyNumeric

quo

public IRubyObject quo(IRubyObject other)

fix_quo

Overrides:

quo in class RubyNumeric

pow

public IRubyObject pow(IRubyObject other)

fix_pow

abs

public IRubyObject abs()

fix_abs

Overrides:

abs in class RubyNumeric

equal

public IRubyObject equal(IRubyObject other)

fix_equal

Specified by:

equal in interface IRubyObject

Overrides:

equal in class RubyNumeric

cmp

public IRubyObject cmp(IRubyObject other)

fix_cmp

Overrides:

cmp in class RubyNumeric

gt

public IRubyObject gt(IRubyObject other)

fix_gt

ge

public IRubyObject ge(IRubyObject other)

fix_ge

lt

public IRubyObject lt(IRubyObject other)

fix_lt

le

public IRubyObject le(IRubyObject other)

fix_le

rev

public IRubyObject rev()

fix_rev

and

public IRubyObject and(IRubyObject other)

fix_and

or

public IRubyObject or(IRubyObject other)

fix_or

xor

public IRubyObject xor(IRubyObject other)

fix_xor

aref

public IRubyObject aref(IRubyObject other)

fix_aref

lshift

public IRubyObject lshift(IRubyObject other)

fix_lshift

rshift

public IRubyObject rshift(IRubyObject other)

fix_rshift

to_f

public IRubyObject to_f()

fix_to_f

size

public IRubyObject size()

fix_size

zero_p

public IRubyObject zero_p()

fix_zero_p

Overrides:

zero_p in class RubyNumeric

id

public RubyFixnum id()

Description copied from class: RubyObject

Return the internal id of an object. CRuby function: rb_obj_id

Specified by:

id in interface IRubyObject

Overrides:

id in class RubyObject

Returns:

taint

public IRubyObject taint()

Description copied from class: RubyObject

rb_obj_taint

Overrides:

taint in class RubyObject

freeze

public IRubyObject freeze()

Description copied from class: RubyObject

Freeze an object. rb_obj_freeze

Overrides:

freeze in class RubyObject

unmarshalFrom

public static RubyFixnum unmarshalFrom(UnmarshalStream input)
                                throws java.io.IOException

Throws:

java.io.IOException

induced_from

public static IRubyObject induced_from(IRubyObject recv,
                                       IRubyObject other)

rb_fix_induced_from