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openjdk / 17 / jdk.incubator.foreign / jdk / incubator / foreign / clinker.valist.builder.html

Interface CLinker.VaList.Builder

Enclosing interface:
CLinker.VaList 
public static sealed interface CLinker.VaList.Builder
A builder interface used to construct a C va_list.

Unless otherwise specified, passing a null argument, or an array argument containing one or more null elements to a method in this class causes a NullPointerException to be thrown.

Method Summary

Modifier and Type Method Description
CLinker.VaList.Builder vargFromAddress(ValueLayout layout, Addressable value)
Adds a native value represented as a MemoryAddress to the C va_list being constructed.
CLinker.VaList.Builder vargFromDouble(ValueLayout layout, double value)
Adds a native value represented as a double to the C va_list being constructed.
CLinker.VaList.Builder vargFromInt(ValueLayout layout, int value)
Adds a native value represented as an int to the C va_list being constructed.
CLinker.VaList.Builder vargFromLong(ValueLayout layout, long value)
Adds a native value represented as a long to the C va_list being constructed.
CLinker.VaList.Builder vargFromSegment(GroupLayout layout, MemorySegment value)
Adds a native value represented as a MemorySegment to the C va_list being constructed.

Method Details

vargFromInt

CLinker.VaList.Builder vargFromInt(ValueLayout layout, int value)
Adds a native value represented as an int to the C va_list being constructed.
Parameters:
layout - the native layout of the value.
value - the value, represented as an int.
Returns:
this builder.
Throws:
IllegalArgumentException - if the given memory layout is not compatible with int

vargFromLong

CLinker.VaList.Builder vargFromLong(ValueLayout layout, long value)
Adds a native value represented as a long to the C va_list being constructed.
Parameters:
layout - the native layout of the value.
value - the value, represented as a long.
Returns:
this builder.
Throws:
IllegalArgumentException - if the given memory layout is not compatible with long

vargFromDouble

CLinker.VaList.Builder vargFromDouble(ValueLayout layout, double value)
Adds a native value represented as a double to the C va_list being constructed.
Parameters:
layout - the native layout of the value.
value - the value, represented as a double.
Returns:
this builder.
Throws:
IllegalArgumentException - if the given memory layout is not compatible with double

vargFromAddress

CLinker.VaList.Builder vargFromAddress(ValueLayout layout, Addressable value)
Adds a native value represented as a MemoryAddress to the C va_list being constructed.
Parameters:
layout - the native layout of the value.
value - the value, represented as a Addressable.
Returns:
this builder.
Throws:
IllegalArgumentException - if the given memory layout is not compatible with MemoryAddress

vargFromSegment

CLinker.VaList.Builder vargFromSegment(GroupLayout layout, MemorySegment value)
Adds a native value represented as a MemorySegment to the C va_list being constructed.
Parameters:
layout - the native layout of the value.
value - the value, represented as a MemorySegment.
Returns:
this builder.
Throws:
IllegalArgumentException - if the given memory layout is not compatible with MemorySegment

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Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
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https://docs.oracle.com/en/java/javase/17/docs/api/jdk.incubator.foreign/jdk/incubator/foreign/CLinker.VaList.Builder.html