001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.wicket.application; 018 019import java.net.URL; 020import java.util.Iterator; 021 022/** 023 * An interface to code which finds classes and resources 024 * 025 * @author Jonathan Locke 026 * @author Juergen Donnerstag 027 */ 028public interface IClassResolver 029{ 030 /** 031 * Resolves a class by name (which may or may not involve loading it; thus the name class 032 * *resolver* not *loader*). 033 * 034 * @param classname 035 * Fully qualified classname to find 036 * @return Class 037 * @throws ClassNotFoundException 038 */ 039 Class<?> resolveClass(final String classname) throws ClassNotFoundException; 040 041 042 /** 043 * Tries to load all the resources by the name that is given. 044 * 045 * @param name 046 * @return iterator over matching resources 047 */ 048 Iterator<URL> getResources(String name); 049 050 /** 051 * Returns the {@link ClassLoader} to be used for resolving classes 052 * 053 * @return the {@link ClassLoader} to be used for resolving classes 054 */ 055 ClassLoader getClassLoader(); 056}