content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 org.apache.kafka.common.network;
  
  import java.io.OutputStream;
  import java.net.InetSocketAddress;
  import java.net.Socket;
  
  /**
   * test helper class that will connect to a given server address, write out the given payload and disconnect
   */
  public final class PlaintextSender extends Thread {
  
      public PlaintextSender(final InetSocketAddress serverAddress, final byte[] payload) {
          super(() -> {
              try (Socket connection = new Socket(serverAddress.getAddress(), serverAddress.getPort());
                   OutputStream os = connection.getOutputStream()) {
                  os.write(payload);
                  os.flush();
              } catch (Exception e) {
                  e.printStackTrace(System.err);
              }
          });
          setDaemon(true);
          setName("PlaintextSender - " + payload.length + " bytes @ " + serverAddress);
      }
  }
  