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Ultralight bindings for Java

There is a newer version: 0.4.12

/*
 * Ultralight Java - Java wrapper for the Ultralight web engine
 * Copyright (C) 2020 - 2021 LabyMedia and contributors
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

package com.labymedia.ultralight.javascript.interop;

import com.labymedia.ultralight.annotation.NativeCall;
import com.labymedia.ultralight.annotation.NativeType;
import com.labymedia.ultralight.javascript.JavascriptContext;
import com.labymedia.ultralight.javascript.JavascriptObject;
import com.labymedia.ultralight.javascript.JavascriptValue;

/**
 * Callback for invoking a Javascript object as a function.
 */
@NativeType("JSObjectCallAsFunctionCallback")
public interface JavascriptObjectFunction {
    /**
     * The callback invoked when an object is called as a function.
     *
     * @param context    The execution context to use
     * @param function   An object that is the function being called
     * @param thisObject An object that is the 'this' variable in the function's scope
     * @param arguments  An array of the  arguments passed to the function
     * @return The return value of the function, must not be null
     * @throws JavascriptInteropException If an error occurs while invoking the function
     */
    @NativeCall
    JavascriptValue callAsJavascriptFunction(
            JavascriptContext context,
            JavascriptObject function,
            JavascriptObject thisObject,
            JavascriptValue[] arguments
    ) throws JavascriptInteropException;
}