org.jruby.ext.ffi
Class StructByValue

java.lang.Object
  org.jruby.RubyBasicObject
      org.jruby.RubyObject
          org.jruby.ext.ffi.Type
              org.jruby.ext.ffi.StructByValue

All Implemented Interfaces:

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

public final class StructByValue
extends Type

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.jruby.ext.ffi.Type

Type.Array, Type.Builtin

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

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

alignment, nativeType, size

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

Method Summary

static RubyClass	createStructByValueClass(Ruby runtime, RubyModule ffiModule)
RubyClass	getStructClass()
StructLayout	getStructLayout()
Struct	newStruct(Ruby runtime, byte[] data, int offset) Creates a new Ruby FFI::Struct for the class and layout
static IRubyObject	newStructByValue(ThreadContext context, IRubyObject klass, IRubyObject structClass)
IRubyObject	to_s(ThreadContext context)

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

alignment, createTypeClass, getNativeAlignment, getNativeSize, getNativeType, getTypeClass, size

Methods inherited from class org.jruby.RubyObject

as, attachToObjectSpace, callInit, checkFrozen, convertToType, createObjectClass, display, dup, eql_p, eqlInternal, equal_p, equalInternal, equals, evalUnder, evalUnder, extend, freeze, frozen_p, getNativeTypeIndex, hash, hashCode, 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_equal, 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, eql, 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

Method Detail

createStructByValueClass

public static RubyClass createStructByValueClass(Ruby runtime,
                                                 RubyModule ffiModule)

newStructByValue

public static final IRubyObject newStructByValue(ThreadContext context,
                                                 IRubyObject klass,
                                                 IRubyObject structClass)

to_s

public final IRubyObject to_s(ThreadContext context)

getStructLayout

public final StructLayout getStructLayout()

getStructClass

public final RubyClass getStructClass()

newStruct

public final Struct newStruct(Ruby runtime,
                              byte[] data,
                              int offset)

Creates a new Ruby FFI::Struct for the class and layout

Parameters:

runtime - The runtime to create the new struct instance in.

data - A byte array containing the data for the struct.

offset - The offset within the array at which the data starts.

Returns: