org.jruby.ext.ffi
Class AbstractInvoker

java.lang.Object
  org.jruby.RubyBasicObject
      org.jruby.RubyObject
          org.jruby.ext.ffi.AbstractMemory
              org.jruby.ext.ffi.Pointer
                  org.jruby.ext.ffi.AbstractInvoker

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.lang.Comparable<IRubyObject>, InstanceVariables, InternalVariables, IRubyObject, CoreObjectType

Direct Known Subclasses:

Function, JFFIInvoker

public abstract class AbstractInvoker
extends Pointer

A native function invoker

See Also:

Serialized Form

Nested Class Summary

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

RubyObject.Data, RubyObject.ObjectMethods

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

RubyBasicObject.BasicObjectMethods, RubyBasicObject.Finalizer

Field Summary

protected Arity

arity The arity of this function.

Fields inherited from class org.jruby.ext.ffi.AbstractMemory

ABSTRACT_MEMORY_RUBY_CLASS, io, size, typeSize

Fields inherited from class org.jruby.RubyObject

OBJECT_ALLOCATOR

Fields inherited from class org.jruby.RubyBasicObject

ALL_F, COMPARE_BY_IDENTITY_F, ERR_INSECURE_SET_INST_VAR, FALSE_F, FL_USHIFT, flags, FROZEN_F, metaClass, NEVER, NIL_F, TAINTED_F, UNDEF, UNTRUSTED_F, USER0_F, USER1_F, USER2_F, USER3_F, USER4_F, USER5_F, USER6_F, USER7_F

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

NULL_ARRAY

Constructor Summary

protected

AbstractInvoker(Ruby runtime, RubyClass klass, int arity, DirectMemoryIO io) Creates a new AbstractInvoker instance.

Method Summary

IRubyObject	attach(ThreadContext context, IRubyObject obj, IRubyObject methodName) Attaches this function to a ruby module or class.
static RubyClass	createAbstractInvokerClass(Ruby runtime, RubyModule module)
protected abstract DynamicMethod	createDynamicMethod(RubyModule module)
Arity	getArity() Returns the Arity of this function.

Methods inherited from class org.jruby.ext.ffi.Pointer

address, createPointerClass, getAddress, getPointer, getPointerClass, initialize, initialize, inspect, null_p, slice, to_s

Methods inherited from class org.jruby.ext.ffi.AbstractMemory

aref, calculateSize, checkArray, clear, createAbstractMemoryClass, eql, equals, get_array_of_float, get_array_of_float64, get_array_of_int16, get_array_of_int32, get_array_of_int64, get_array_of_int8, get_array_of_long, get_array_of_pointer, get_array_of_string, get_array_of_string, get_array_of_uint16, get_array_of_uint32, get_array_of_uint64, get_array_of_uint8, get_array_of_ulong, get_bytes, get_float32, get_float64, get_int16, get_int32, get_int64, get_int8, get_long, get_pointer, get_string, get_string, get_uint16, get_uint32, get_uint64, get_uint8, get_ulong, getMemoryIO, getOffset, getSize, hash, hashCode, op_equal, op_plus, put_array_of_float, put_array_of_float64, put_array_of_int16, put_array_of_int32, put_array_of_int64, put_array_of_int8, put_array_of_long, put_array_of_pointer, put_array_of_uint16, put_array_of_uint32, put_array_of_uint64, put_array_of_uint8, put_array_of_ulong, put_bytes, put_callback, put_float32, put_float64, put_int16, put_int32, put_int64, put_int8, put_long, put_pointer, put_string, put_uint16, put_uint32, put_uint64, put_uint8, put_ulong, read_string, read_string, setMemoryIO, total, type_size

Methods inherited from class org.jruby.RubyObject

as, attachToObjectSpace, callInit, checkFrozen, convertToType, createObjectClass, display, dup, eql_p, eqlInternal, equal_p, equalInternal, evalUnder, evalUnder, extend, freeze, frozen_p, getNativeTypeIndex, hash, id_deprecated, id, initialize_copy, initialize, inspect, instance_eval, instance_eval, instance_eval, instance_eval, instance_eval, instance_exec, instance_of_p, instance_variable_defined_p, instance_variable_get, instance_variable_set, instance_variables, kind_of_p, method, methods, methods, methods19, nil_p, op_eqq, op_match, op_not_match, private_methods, private_methods19, protected_methods, protected_methods19, public_methods, public_methods19, puts, rbClone, remove_instance_variable, respond_to_p, respond_to_p, send, send, send, send, send, singleton_methods, singleton_methods19, singletonMethods, specificEval, specificEval, specificEval, specificEval, specificEval, taint, tainted_p, to_a, to_java, to_s, toString, trust, type_deprecated, type, untaint, untrust, untrusted_p, validateInstanceVariable

Methods inherited from class org.jruby.RubyBasicObject

addFinalizer, anyToString, asJavaString, asString, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callSuper, checkArrayType, checkStringType, compareTo, convertToArray, convertToFloat, convertToHash, convertToInteger, convertToInteger, convertToInteger, convertToString, copyInstanceVariablesInto, copySpecialInstanceVariables, createBasicObjectClass, dataGetStruct, dataGetStructChecked, dataWrapStruct, ensureInstanceVariablesSettable, fastGetInstanceVariable, fastGetInternalVariable, fastHasInstanceVariable, fastHasInternalVariable, fastSetInstanceVariable, fastSetInternalVariable, getFlag, getInstanceVariable, getInstanceVariableList, getInstanceVariableNameList, getInstanceVariables, getInternalVariable, getInternalVariables, getJavaClass, getMetaClass, getRuntime, getSingletonClass, getSingletonClassClone, getType, getVariable, getVariableCount, getVariableList, getVariableNameList, hasInstanceVariable, hasInternalVariable, hasVariables, infectBy, isClass, isFalse, isFrozen, isImmediate, isModule, isNil, isTaint, isTrue, isUntrusted, makeMetaClass, op_not_equal, op_not, removeFinalizers, removeInstanceVariable, removeInternalVariable, respondsTo, setFlag, setFrozen, setInstanceVariable, setInternalVariable, setMetaClass, setTaint, setUntrusted, setVariable, syncVariables, taint, testFrozen, testFrozen, toJava, variableTableContains, variableTableFastContains, variableTableFastFetch, variableTableFastStore, variableTableFetch, variableTableGetSize, variableTableRemove, variableTableStore, variableTableSync

Methods inherited from class java.lang.Object

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

Field Detail

arity

protected final Arity arity

The arity of this function.

Constructor Detail

AbstractInvoker

protected AbstractInvoker(Ruby runtime,
                          RubyClass klass,
                          int arity,
                          DirectMemoryIO io)

Creates a new AbstractInvoker instance.

Parameters:

arity -

Method Detail

createAbstractInvokerClass

public static RubyClass createAbstractInvokerClass(Ruby runtime,
                                                   RubyModule module)

attach

public IRubyObject attach(ThreadContext context,
                          IRubyObject obj,
                          IRubyObject methodName)

Attaches this function to a ruby module or class.

Parameters:

module - The module or class to attach the function to.

methodName - The ruby name to attach the function as.

createDynamicMethod

protected abstract DynamicMethod createDynamicMethod(RubyModule module)

getArity

public final Arity getArity()

Returns the Arity of this function.

Returns:

The Arity of the native function.