/**

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

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 * Development and Distribution License("CDDL") (collectively, the

 * "License"). You may not use this file except in compliance with the

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package org.netbeans.html.boot.fx;

import java.util.logging.Level;

import java.util.logging.Logger;

import javafx.scene.web.WebEngine;

import netscape.javascript.JSObject;

/** This is an implementation package - just

 * include its JAR on classpath and use official browser builder API

 * to access the functionality.

 * <p>

 * Redirects JavaScript's messages to Java's {@link Logger}.

 *

 * @author Jaroslav Tulach <jtulach@netbeans.org>

 */

public final class FXConsole {

    static final Logger LOG = Logger.getLogger(FXConsole.class.getName());

    private FXConsole() {

    }

    static void register(WebEngine eng) {

        JSObject fn = (JSObject) eng.executeScript(""

            + "(function(attr, l, c) {"

            + "  window.console[attr] = function(msg) { c.log(l, msg); };"

            + "})"

        );

        FXConsole c = new FXConsole();

        c.registerImpl(fn, "log", Level.INFO);

        c.registerImpl(fn, "info", Level.INFO);

        c.registerImpl(fn, "warn", Level.WARNING);

        c.registerImpl(fn, "error", Level.SEVERE);

    }

    private void registerImpl(JSObject eng, String attr, Level l) {

        eng.call("call", null, attr, l, this);

    }

    public void log(Level l, String msg) {

        LOG.log(l, msg);

    }

}