com.sun.jna.ToNativeConverter Maven / Gradle / Ivy
/*
* Copyright (c) 2007 Wayne Meissner, All Rights Reserved
*
* The contents of this file is dual-licensed under 2
* alternative Open Source/Free licenses: LGPL 2.1 or later and
* Apache License 2.0. (starting with JNA version 4.0.0).
*
* You can freely decide which license you want to apply to
* the project.
*
* You may obtain a copy of the LGPL License at:
*
* http://www.gnu.org/licenses/licenses.html
*
* A copy is also included in the downloadable source code package
* containing JNA, in file "LGPL2.1".
*
* You may obtain a copy of the Apache License at:
*
* http://www.apache.org/licenses/
*
* A copy is also included in the downloadable source code package
* containing JNA, in file "AL2.0".
*/
package com.sun.jna;
/**
* Define conversion from a Java type to its corresponding native type.
*/
public interface ToNativeConverter {
/**
* Convert a Java type to an appropriate native type. The new type
* must be one of the following classes:
*
* - {@link Pointer}
*
- Boolean
*
- Byte
*
- Short
*
- Character
*
- Integer
*
- {@link NativeLong}
*
- Long
*
- Float
*
- Double
*
- {@link Structure}
*
- String
*
- {@link WString}
*
- {@link java.nio.Buffer} (unsupported in direct mode)
*
- primitive array (unsupported in direct mode)
*
*/
Object toNative(Object value, ToNativeContext context);
/** Indicate the type expected from {@link #toNative}. */
Class nativeType();
}