1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * https://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19 package org.apache.bcel.util; 20 21 import java.util.HashMap; 22 import java.util.Map; 23 24 import org.apache.bcel.classfile.JavaClass; 25 26 /** 27 * This repository is used in situations where a Class is created outside the realm of a ClassLoader. Classes are loaded 28 * from the file systems using the paths specified in the given class path. By default, this is the value returned by 29 * ClassPath.getClassPath(). 30 * 31 * @see org.apache.bcel.Repository 32 */ 33 public class ClassPathRepository extends AbstractClassPathRepository { 34 35 private final Map<String, JavaClass> loadedClasses = new HashMap<>(); // CLASSNAME X JAVACLASS 36 37 public ClassPathRepository(final ClassPath classPath) { 38 super(classPath); 39 } 40 41 /** 42 * Clears all entries from cache. 43 */ 44 @Override 45 public void clear() { 46 loadedClasses.clear(); 47 } 48 49 /** 50 * Finds an already defined (cached) JavaClass object by name. 51 */ 52 @Override 53 public JavaClass findClass(final String className) { 54 return loadedClasses.get(className); 55 } 56 57 /** 58 * Removes class from repository. 59 */ 60 @Override 61 public void removeClass(final JavaClass javaClass) { 62 loadedClasses.remove(javaClass.getClassName()); 63 } 64 65 /** 66 * Stores a new JavaClass instance into this Repository. 67 */ 68 @Override 69 public void storeClass(final JavaClass javaClass) { 70 loadedClasses.put(javaClass.getClassName(), javaClass); 71 javaClass.setRepository(this); 72 } 73 }