| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.openejb.util; |
| |
| import org.apache.openejb.OpenEJBException; |
| |
| import java.util.HashMap; |
| import java.util.Properties; |
| |
| public class SafeToolkit { |
| public static final Messages messages = new Messages("org.apache.openejb.util.resources"); |
| public static final HashMap codebases = new HashMap(); |
| |
| public static SafeToolkit getToolkit(String systemLocation) { |
| return new SafeToolkit(systemLocation); |
| } |
| |
| private String systemLocation; |
| |
| private SafeToolkit(String systemLocation) { |
| this.systemLocation = systemLocation; |
| } |
| |
| private Class forName(String className) throws OpenEJBException { |
| Class clazz = null; |
| try { |
| clazz = Class.forName(className); |
| } catch (ClassNotFoundException cnfe) { |
| OpenEJBErrorHandler.classNotFound(systemLocation, className); |
| } |
| return clazz; |
| } |
| |
| public Object newInstance(String className) throws OpenEJBException { |
| return newInstance(forName(className)); |
| } |
| |
| public Object newInstance(Class clazz) throws OpenEJBException { |
| Object instance = null; |
| try { |
| instance = clazz.newInstance(); |
| } catch (InstantiationException ie) { |
| OpenEJBErrorHandler.classNotIntantiateable(systemLocation, clazz.getName()); |
| } catch (IllegalAccessException iae) { |
| OpenEJBErrorHandler.classNotAccessible(systemLocation, clazz.getName()); |
| } |
| |
| catch (Throwable exception) { |
| exception.printStackTrace(); |
| ClassLoader classLoader = clazz.getClassLoader(); |
| if (classLoader instanceof java.net.URLClassLoader) { |
| OpenEJBErrorHandler.classNotIntantiateableFromCodebaseForUnknownReason(systemLocation, clazz.getName(), getCodebase((java.net.URLClassLoader) classLoader), |
| exception.getClass().getName(), exception.getMessage()); |
| } else { |
| OpenEJBErrorHandler.classNotIntantiateableForUnknownReason(systemLocation, clazz.getName(), exception.getClass().getName(), exception.getMessage()); |
| } |
| } |
| return instance; |
| |
| } |
| |
| private static String getCodebase(java.net.URLClassLoader urlClassLoader) { |
| StringBuffer codebase = new StringBuffer(); |
| java.net.URL urlList[] = urlClassLoader.getURLs(); |
| codebase.append(urlList[0].toString()); |
| for (int i = 1; i < urlList.length; ++i) { |
| codebase.append(';'); |
| codebase.append(urlList[i].toString()); |
| } |
| return codebase.toString(); |
| } |
| } |