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