content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.alibaba.druid;
  
  import junit.framework.TestCase;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.Reader;
  import java.io.Writer;
  import java.net.URL;
  import java.util.Enumeration;
  import java.util.Properties;
  
  public class DragoonMetaInfTest extends TestCase {
      public void test_0() throws Exception {
          ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
          Enumeration<URL> e = classLoader.getResources("META-INF/dragoon-filter.properties");
          while (e.hasMoreElements()) {
              URL url = e.nextElement();
              InputStream is = url.openStream();
              Properties properties = new Properties();
              try {
                  properties.load(is);
              } finally {
                  is.close();
              }
          }
      }
  
      private static final int DEFAULT_BUFFER_SIZE = 1024 * 4;
  
      public static long copyLarge(Reader input, Writer output) throws IOException {
          char[] buffer = new char[DEFAULT_BUFFER_SIZE];
          long count = 0;
          int n = 0;
          while (-1 != (n = input.read(buffer))) {
              output.write(buffer, 0, n);
              count += n;
          }
          return count;
      }
  }
  