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 * 017 */ 018package org.apache.bcel.util; 019 020import java.util.HashMap; 021import java.util.Map; 022 023import org.apache.bcel.classfile.JavaClass; 024 025/** 026 * This repository is used in situations where a Class is created outside the realm of a ClassLoader. Classes are loaded 027 * from the file systems using the paths specified in the given class path. By default, this is the value returned by 028 * ClassPath.getClassPath(). 029 * 030 * @see org.apache.bcel.Repository 031 */ 032public class ClassPathRepository extends AbstractClassPathRepository { 033 034 private final Map<String, JavaClass> loadedClasses = new HashMap<>(); // CLASSNAME X JAVACLASS 035 036 public ClassPathRepository(final ClassPath classPath) { 037 super(classPath); 038 } 039 040 /** 041 * Clears all entries from cache. 042 */ 043 @Override 044 public void clear() { 045 loadedClasses.clear(); 046 } 047 048 /** 049 * Finds an already defined (cached) JavaClass object by name. 050 */ 051 @Override 052 public JavaClass findClass(final String className) { 053 return loadedClasses.get(className); 054 } 055 056 /** 057 * Removes class from repository. 058 */ 059 @Override 060 public void removeClass(final JavaClass javaClass) { 061 loadedClasses.remove(javaClass.getClassName()); 062 } 063 064 /** 065 * Stores a new JavaClass instance into this Repository. 066 */ 067 @Override 068 public void storeClass(final JavaClass javaClass) { 069 loadedClasses.put(javaClass.getClassName(), javaClass); 070 javaClass.setRepository(this); 071 } 072}