Class FunctionDescriptorBuilder

java.lang.Object

express.mvp.roray.utils.functions.FunctionDescriptorBuilder

public final class FunctionDescriptorBuilder
extends Object

Fluent builder for FunctionDescriptor - all costs are paid at setup time. Zero runtime overhead as this produces standard FunctionDescriptor instances.

Example usage:

FunctionDescriptor desc = FunctionDescriptorBuilder.returnsInt()
    .args(ValueLayout.ADDRESS, ValueLayout.JAVA_INT)
    .build();

Method Summary

Modifier and Type	Method	Description
FunctionDescriptorBuilder	arg(MemoryLayout layout)	Add a single argument layout.
FunctionDescriptorBuilder	args(MemoryLayout... layouts)	Add argument layouts to this descriptor.
FunctionDescriptor	build()	Build the FunctionDescriptor.
static FunctionDescriptorBuilder	returns(MemoryLayout layout)	Start building a descriptor with the specified return layout.
static FunctionDescriptorBuilder	returnsInt()	Start building a descriptor that returns an int (C int, 32-bit).
static FunctionDescriptorBuilder	returnsLong()	Start building a descriptor that returns a long (C long on Linux x86_64, 64-bit).
static FunctionDescriptorBuilder	returnsPointer()	Start building a descriptor that returns a pointer.
static FunctionDescriptorBuilder	returnsVoid()	Start building a descriptor that returns void.

Methods inherited from class Object

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

Method Details

returns

public static FunctionDescriptorBuilder returns(MemoryLayout layout)

Start building a descriptor with the specified return layout.

returnsVoid

public static FunctionDescriptorBuilder returnsVoid()

Start building a descriptor that returns void.

returnsInt

public static FunctionDescriptorBuilder returnsInt()

Start building a descriptor that returns an int (C int, 32-bit).

returnsLong

public static FunctionDescriptorBuilder returnsLong()

Start building a descriptor that returns a long (C long on Linux x86_64, 64-bit).

returnsPointer

public static FunctionDescriptorBuilder returnsPointer()

Start building a descriptor that returns a pointer.

args

public FunctionDescriptorBuilder args(MemoryLayout... layouts)

Add argument layouts to this descriptor.

arg

public FunctionDescriptorBuilder arg(MemoryLayout layout)

Add a single argument layout.

build

public FunctionDescriptor build()

Build the FunctionDescriptor.