Class AbstractFastNumericMethodGenerator

java.lang.Object

jnr.ffi.provider.jffi.BaseMethodGenerator

jnr.ffi.provider.jffi.AbstractFastNumericMethodGenerator

All Implemented Interfaces:

MethodGenerator

Direct Known Subclasses:

FastIntMethodGenerator, FastLongMethodGenerator, FastNumericMethodGenerator

abstract class AbstractFastNumericMethodGenerator
extends BaseMethodGenerator

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static final Map<Class<? extends com.kenai.jffi.ObjectParameterStrategy>, Method>	STRATEGY_ADDRESS_METHODS
(package private) static final Map<Class, Class<? extends com.kenai.jffi.ObjectParameterStrategy>>	STRATEGY_PARAMETER_TYPES

Constructor Summary

Constructors

Constructor	Description
AbstractFastNumericMethodGenerator()

Method Summary

Modifier and Type	Method	Description
private static void	addStrategyParameterType(Map<Class<? extends com.kenai.jffi.ObjectParameterStrategy>, Method> map, Class<? extends com.kenai.jffi.ObjectParameterStrategy> strategyClass, Class parameterType)
(package private) static int	emitDirectCheck(SkinnyMethodAdapter mv, Class javaParameterClass, Class nativeIntType, LocalVariable parameter, LocalVariable objCount, int pointerCount)
(package private) static void	emitParameterStrategyAddress(SkinnyMethodAdapter mv, Class nativeIntType, Class<? extends com.kenai.jffi.ObjectParameterStrategy> strategyClass, LocalVariable strategy, LocalVariable parameter)
(package private) static Class<? extends com.kenai.jffi.ObjectParameterStrategy>	emitParameterStrategyLookup(SkinnyMethodAdapter mv, Class javaParameterType)
void	generate(AsmBuilder builder, SkinnyMethodAdapter mv, LocalVariableAllocator localVariableAllocator, com.kenai.jffi.CallContext callContext, ResultType resultType, ParameterType[] parameterTypes, boolean ignoreError)
(package private) abstract String	getInvokerMethodName(ResultType resultType, ParameterType[] parameterTypes, boolean ignoreErrno)
(package private) abstract String	getInvokerSignature(int parameterCount, Class nativeIntType)
(package private) abstract Class	getInvokerType()
(package private) static String	getObjectParameterMethodName(int parameterCount)
(package private) static String	getObjectParameterMethodSignature(int parameterCount, int pointerCount)
(package private) static boolean	hasPointerParameterStrategy(Class javaType)

Methods inherited from class BaseMethodGenerator

emitEpilogue, emitPostInvoke, generate, isPostInvokeRequired, loadAndConvertParameter

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface MethodGenerator

isSupported

Field Details

STRATEGY_ADDRESS_METHODS

static final Map<Class<? extends com.kenai.jffi.ObjectParameterStrategy>, Method> STRATEGY_ADDRESS_METHODS

STRATEGY_PARAMETER_TYPES

static final Map<Class, Class<? extends com.kenai.jffi.ObjectParameterStrategy>> STRATEGY_PARAMETER_TYPES

Constructor Details

AbstractFastNumericMethodGenerator

AbstractFastNumericMethodGenerator()

Method Details

generate

public void generate(AsmBuilder builder,
 SkinnyMethodAdapter mv,
 LocalVariableAllocator localVariableAllocator,
 com.kenai.jffi.CallContext callContext,
 ResultType resultType,
 ParameterType[] parameterTypes,
 boolean ignoreError)

Specified by:

generate in class BaseMethodGenerator

addStrategyParameterType

private static void addStrategyParameterType(Map<Class<? extends com.kenai.jffi.ObjectParameterStrategy>, Method> map,
 Class<? extends com.kenai.jffi.ObjectParameterStrategy> strategyClass,
 Class parameterType)

hasPointerParameterStrategy

static boolean hasPointerParameterStrategy(Class javaType)

emitParameterStrategyLookup

static Class<? extends com.kenai.jffi.ObjectParameterStrategy> emitParameterStrategyLookup(SkinnyMethodAdapter mv,
 Class javaParameterType)

emitParameterStrategyAddress

static void emitParameterStrategyAddress(SkinnyMethodAdapter mv,
 Class nativeIntType,
 Class<? extends com.kenai.jffi.ObjectParameterStrategy> strategyClass,
 LocalVariable strategy,
 LocalVariable parameter)

emitDirectCheck

static int emitDirectCheck(SkinnyMethodAdapter mv,
 Class javaParameterClass,
 Class nativeIntType,
 LocalVariable parameter,
 LocalVariable objCount,
 int pointerCount)

getObjectParameterMethodName

static String getObjectParameterMethodName(int parameterCount)

getObjectParameterMethodSignature

static String getObjectParameterMethodSignature(int parameterCount,
 int pointerCount)

getInvokerMethodName

abstract String getInvokerMethodName(ResultType resultType,
 ParameterType[] parameterTypes,
 boolean ignoreErrno)

getInvokerSignature

abstract String getInvokerSignature(int parameterCount,
 Class nativeIntType)

getInvokerType

abstract Class getInvokerType()