1 /*
   2  * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.tools.internal.ws.processor.generator;
  27 
  28 import com.sun.tools.internal.ws.wscompile.Options;
  29 
  30 
  31 /**
  32  *
  33  * @author WS Development Team
  34  */
  35 public class GeneratorUtil {
  36 
  37     public static boolean classExists(
  38         Options options,
  39         String className) {
  40         try {
  41             // Takes care of inner classes.
  42             getLoadableClassName(className, options.getClassLoader());
  43             return true;
  44         } catch(ClassNotFoundException ce) {
  45             return false;
  46         }
  47     }
  48 
  49     private static String getLoadableClassName(
  50         String className,
  51         ClassLoader classLoader)
  52         throws ClassNotFoundException {
  53 
  54         try {
  55             Class.forName(className, true, classLoader);
  56         } catch (ClassNotFoundException e) {
  57             int idx = className.lastIndexOf(GeneratorConstants.DOTC.getValue());
  58             if (idx > -1) {
  59                 String tmp = className.substring(0, idx) + GeneratorConstants.SIG_INNERCLASS.getValue();
  60                 tmp += className.substring(idx + 1);
  61                 return getLoadableClassName(tmp, classLoader);
  62             }
  63             throw e;
  64         }
  65         return className;
  66     }
  67 }