jaroslav@717: /**
jaroslav@717:  * Back 2 Browser Bytecode Translator
jaroslav@717:  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
jaroslav@717:  *
jaroslav@717:  * This program is free software: you can redistribute it and/or modify
jaroslav@717:  * it under the terms of the GNU General Public License as published by
jaroslav@717:  * the Free Software Foundation, version 2 of the License.
jaroslav@717:  *
jaroslav@717:  * This program is distributed in the hope that it will be useful,
jaroslav@717:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
jaroslav@717:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
jaroslav@717:  * GNU General Public License for more details.
jaroslav@717:  *
jaroslav@717:  * You should have received a copy of the GNU General Public License
jaroslav@717:  * along with this program. Look for COPYING file in the top folder.
jaroslav@717:  * If not, see http://opensource.org/licenses/GPL-2.0.
jaroslav@717:  */
jaroslav@717: package org.apidesign.bck2brwsr.ide.editor;
jaroslav@717: 
jaroslav@717: /**
jaroslav@717:  * An implementation of {@linkplain JsniCommentTokenizer.Sink} that generates B2B
jaroslav@717:  */
jaroslav@717: class ManglingSink implements JsniCommentTokenizer.Sink {
jaroslav@717: 
jaroslav@717:     final StringBuilder out = new StringBuilder();
jaroslav@717: 
jaroslav@717:     public void javascript(String s) {
jaroslav@717:         out.append(s);
jaroslav@717:     }
jaroslav@717: 
jaroslav@717:     public void method(String clazz, String method, String signature) {
jaroslav@717:         out.append(mangle(clazz, method, signature));
jaroslav@717:     }
jaroslav@717: 
jaroslav@717:     public void field(String clazz, String field) {
jaroslav@717: //        out.append(field);
jaroslav@717:         out.append('_').append(field).append('(').append(')');
jaroslav@717:     }
jaroslav@717: 
jaroslav@717: 
jaroslav@717:     @Override
jaroslav@717:     public String toString() {
jaroslav@717:         return out.toString();
jaroslav@717:     }
jaroslav@717: 
jaroslav@717: 
jaroslav@717:     static String mangle(String clazz, String method, String signature) {
jaroslav@717:         final StringBuilder builder = new StringBuilder();
jaroslav@717:         builder.append(method);
jaroslav@717:         builder.append("__");
jaroslav@717:         builder.append(mangle(JNIHelper.signature(JNIHelper.method(clazz, method, signature).getReturnType())));
jaroslav@717:         builder.append(mangle(signature));
jaroslav@717:         return builder.toString();
jaroslav@717:     }
jaroslav@717: 
jaroslav@717: 
jaroslav@717:     static String mangle(String txt) {
jaroslav@717:         final StringBuilder sb = new StringBuilder();
jaroslav@717:         for (int i = 0; i < txt.length(); i++) {
jaroslav@717:             final char ch = txt.charAt(i);
jaroslav@717:             switch (ch) {
jaroslav@717:                 case '/': sb.append('_'); break;
jaroslav@717:                 case '_': sb.append("_1"); break;
jaroslav@717:                 case ';': sb.append("_2"); break;
jaroslav@717:                 case '[': sb.append("_3"); break;
jaroslav@717:                 default: sb.append(ch); break;
jaroslav@717:             }
jaroslav@717:         }
jaroslav@717:         return sb.toString();
jaroslav@717:     }
jaroslav@717: }