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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.dbcp2;
18  
19  import java.util.HashSet;
20  import java.util.Set;
21  
22  /**
23   * Simple class loader that just records the classes it was asked to load.
24   */
25  public class TesterClassLoader extends ClassLoader {
26  
27      private final Set<String> loadedClasses = new HashSet<>();
28  
29      public boolean didLoad(final String className) {
30          return loadedClasses.contains(className);
31      }
32  
33      @Override
34      protected synchronized Class<?> loadClass(final String name, final boolean resolve)
35              throws ClassNotFoundException {
36          final Class<?> clazz =  super.loadClass(name, resolve);
37          loadedClasses.add(name);
38          return clazz;
39      }
40  }