1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/KOFunction.java	Mon Apr 15 18:30:30 2013 +0200
     1.3 @@ -0,0 +1,46 @@
     1.4 +/**
     1.5 + * Back 2 Browser Bytecode Translator
     1.6 + * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
     1.7 + *
     1.8 + * This program is free software: you can redistribute it and/or modify
     1.9 + * it under the terms of the GNU General Public License as published by
    1.10 + * the Free Software Foundation, version 2 of the License.
    1.11 + *
    1.12 + * This program is distributed in the hope that it will be useful,
    1.13 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
    1.14 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    1.15 + * GNU General Public License for more details.
    1.16 + *
    1.17 + * You should have received a copy of the GNU General Public License
    1.18 + * along with this program. Look for COPYING file in the top folder.
    1.19 + * If not, see http://opensource.org/licenses/GPL-2.0.
    1.20 + */
    1.21 +package org.apidesign.bck2brwsr.htmlpage;
    1.22 +
    1.23 +import java.lang.reflect.Method;
    1.24 +import java.util.logging.Level;
    1.25 +import java.util.logging.Logger;
    1.26 +
    1.27 +/** Represents callback from Knockout.js to Java.
    1.28 + *
    1.29 + * @author Jaroslav Tulach <jtulach@netbeans.org>
    1.30 + */
    1.31 +public final class KOFunction {
    1.32 +    private static final Logger LOG = Logger.getLogger(KOFunction.class.getName());
    1.33 +    private final Object model;
    1.34 +    private final Method method;
    1.35 +    
    1.36 +    KOFunction(Object model, String method) throws NoSuchMethodException {
    1.37 +        this.method = model.getClass().getDeclaredMethod(method, Object.class, Object.class);
    1.38 +        this.method.setAccessible(true);
    1.39 +        this.model = model;
    1.40 +    }
    1.41 +    
    1.42 +    public void call(Object data, Object ev) {
    1.43 +        try {
    1.44 +            this.method.invoke(model, data, ev);
    1.45 +        } catch (Throwable ex) {
    1.46 +            LOG.log(Level.SEVERE, "Can't call " + method + " on " + model, ex);
    1.47 +        }
    1.48 +    }
    1.49 +}