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.activemq.transport.http;
  
  import java.net.Socket;
  import java.net.URL;
  import javax.net.SocketFactory;
  
  import org.apache.activemq.util.Wait;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import static org.junit.Assert.assertTrue;
  
  public class WaitForJettyListener {
      private static final Logger LOG = LoggerFactory.getLogger(WaitForJettyListener.class);
      
      public static void waitForJettySocketToAccept(String bindLocation) throws Exception {
          final URL url = new URL(bindLocation);
          assertTrue("Jetty endpoint is available", Wait.waitFor(new Wait.Condition() {
  
              public boolean isSatisified() throws Exception {
                  boolean canConnect = false;
                  try {
                      Socket socket = SocketFactory.getDefault().createSocket(url.getHost(), url.getPort());
                      socket.close();
                      canConnect = true;
                  } catch (Exception e) {
                      LOG.warn("verify jetty available, failed to connect to " + url + e);
                  }
                  return canConnect;
              }}, 60 * 1000));
      }
  }
  