| /* |
| * 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.shiro.io; |
| |
| import org.apache.shiro.util.ClassUtils; |
| import org.apache.shiro.util.UnknownClassException; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.ObjectInputStream; |
| import java.io.ObjectStreamClass; |
| |
| /** |
| * Enables correct ClassLoader lookup in various environments (e.g. JEE Servers, etc). |
| * |
| * @since 1.2 |
| * @see <a href="https://issues.apache.org/jira/browse/SHIRO-334">SHIRO-334</a> |
| */ |
| public class ClassResolvingObjectInputStream extends ObjectInputStream { |
| |
| public ClassResolvingObjectInputStream(InputStream inputStream) throws IOException { |
| super(inputStream); |
| } |
| |
| /** |
| * Resolves an {@link ObjectStreamClass} by delegating to Shiro's |
| * {@link ClassUtils#forName(String)} utility method, which is known to work in all ClassLoader environments. |
| * |
| * @param osc the ObjectStreamClass to resolve the class name. |
| * @return the discovered class |
| * @throws IOException never - declaration retained for subclass consistency |
| * @throws ClassNotFoundException if the class could not be found in any known ClassLoader |
| */ |
| @Override |
| protected Class<?> resolveClass(ObjectStreamClass osc) throws IOException, ClassNotFoundException { |
| try { |
| return ClassUtils.forName(osc.getName()); |
| } catch (UnknownClassException e) { |
| throw new ClassNotFoundException("Unable to load ObjectStreamClass [" + osc + "]: ", e); |
| } |
| } |
| } |