jaroslav@813: /**
jaroslav@813:  * Back 2 Browser Bytecode Translator
jaroslav@813:  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
jaroslav@813:  *
jaroslav@813:  * This program is free software: you can redistribute it and/or modify
jaroslav@813:  * it under the terms of the GNU General Public License as published by
jaroslav@813:  * the Free Software Foundation, version 2 of the License.
jaroslav@813:  *
jaroslav@813:  * This program is distributed in the hope that it will be useful,
jaroslav@813:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
jaroslav@813:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
jaroslav@813:  * GNU General Public License for more details.
jaroslav@813:  *
jaroslav@813:  * You should have received a copy of the GNU General Public License
jaroslav@813:  * along with this program. Look for COPYING file in the top folder.
jaroslav@813:  * If not, see http://opensource.org/licenses/GPL-2.0.
jaroslav@813:  */
jaroslav@813: package org.apidesign.bck2brwsr.htmlpage;
jaroslav@813: 
jaroslav@813: import org.apidesign.bck2brwsr.core.JavaScriptBody;
jaroslav@813: 
jaroslav@813: /**
jaroslav@813:  *
jaroslav@813:  * @author Jaroslav Tulach <jtulach@netbeans.org>
jaroslav@813:  */
jaroslav@813: public final class ConvertTypes {
jaroslav@813:     ConvertTypes() {
jaroslav@813:     }
jaroslav@813:     
jaroslav@813:     public static String toString(Object object, String property) {
jaroslav@813:         Object ret = getProperty(object, property);
jaroslav@813:         return ret == null ? null : ret.toString();
jaroslav@813:     }
jaroslav@813: 
jaroslav@813:     public static double toDouble(Object object, String property) {
jaroslav@813:         Object ret = getProperty(object, property);
jaroslav@813:         return ret instanceof Number ? ((Number)ret).doubleValue() : Double.NaN;
jaroslav@813:     }
jaroslav@813: 
jaroslav@813:     public static int toInt(Object object, String property) {
jaroslav@813:         Object ret = getProperty(object, property);
jaroslav@813:         return ret instanceof Number ? ((Number)ret).intValue() : Integer.MIN_VALUE;
jaroslav@813:     }
jaroslav@813:     
jaroslav@813:     @JavaScriptBody(args = { "object", "property" },
jaroslav@813:         body = "var p = object[property]; return p ? p : null;"
jaroslav@813:     )
jaroslav@813:     private static Object getProperty(Object object, String property) {
jaroslav@813:         return null;
jaroslav@813:     }
jaroslav@813: }