1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/emul/mini/src/main/java/org/apidesign/bck2brwsr/emul/AnnotationImpl.java Wed Jan 23 20:39:23 2013 +0100
1.3 @@ -0,0 +1,81 @@
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.emul;
1.22 +
1.23 +import java.lang.annotation.Annotation;
1.24 +import org.apidesign.bck2brwsr.core.JavaScriptBody;
1.25 +
1.26 +/**
1.27 + *
1.28 + * @author Jaroslav Tulach <jtulach@netbeans.org>
1.29 + */
1.30 +public final class AnnotationImpl implements Annotation {
1.31 + public Class<? extends Annotation> annotationType() {
1.32 + return getClass();
1.33 + }
1.34 +
1.35 + @JavaScriptBody(args = { "a", "n", "values" }, body = ""
1.36 + + "function f(v, p) {\n"
1.37 + + " var val = v;\n"
1.38 + + " var prop = p;\n"
1.39 + + " return function() {\n"
1.40 + + " return val[prop];\n"
1.41 + + " };\n"
1.42 + + "}\n"
1.43 + + "var props = Object.getOwnPropertyNames(values);\n"
1.44 + + "for (var i = 0; i < props.length; i++) {\n"
1.45 + + " var p = props[i];\n"
1.46 + + " a[p] = new f(values, p);\n"
1.47 + + "}\n"
1.48 + + "a['$instOf_' + n] = true;\n"
1.49 + + "return a;"
1.50 + )
1.51 + private static <T extends Annotation> T create(AnnotationImpl a, String n, Object values) {
1.52 + return null;
1.53 + }
1.54 + public static <T extends Annotation> T create(Class<T> annoClass, Object values) {
1.55 + return create(new AnnotationImpl(), annoClass.getName().replace('.', '_'), values);
1.56 + }
1.57 +
1.58 + public static Annotation[] create(Object anno) {
1.59 + String[] names = findNames(anno);
1.60 + Annotation[] ret = new Annotation[names.length];
1.61 + for (int i = 0; i < names.length; i++) {
1.62 + String n = names[i].substring(1, names[i].length() - 1).replace('/', '_');
1.63 + ret[i] = create(new AnnotationImpl(), n, findData(anno, names[i]));
1.64 + }
1.65 + return ret;
1.66 + }
1.67 + @JavaScriptBody(args = "anno", body =
1.68 + "var arr = new Array();"
1.69 + + "var props = Object.getOwnPropertyNames(anno);\n"
1.70 + + "for (var i = 0; i < props.length; i++) {\n"
1.71 + + " var p = props[i];\n"
1.72 + + " arr.push(p);"
1.73 + + "}"
1.74 + + "return arr;"
1.75 + )
1.76 + private static String[] findNames(Object anno) {
1.77 + throw new UnsupportedOperationException();
1.78 + }
1.79 +
1.80 + @JavaScriptBody(args={ "anno", "p"}, body="return anno[p];")
1.81 + private static Object findData(Object anno, String p) {
1.82 + throw new UnsupportedOperationException();
1.83 + }
1.84 +}