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1   /**
2    * Copyright (c) 2002-2011 "Neo Technology,"
3    * Network Engine for Objects in Lund AB [http://neotechnology.com]
4    *
5    * This file is part of Neo4j.
6    *
7    * Neo4j is free software: you can redistribute it and/or modify
8    * it under the terms of the GNU General Public License as published by
9    * the Free Software Foundation, either version 3 of the License, or
10   * (at your option) any later version.
11   *
12   * This program is distributed in the hope that it will be useful,
13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   * GNU General Public License for more details.
16   *
17   * You should have received a copy of the GNU General Public License
18   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
19   */
20  package org.neo4j.server;
21  
22  import java.io.IOException;
23  import java.net.DatagramSocket;
24  import java.net.ServerSocket;
25  import java.net.URI;
26  
27  import com.sun.jersey.api.client.Client;
28  import com.sun.jersey.api.client.ClientResponse;
29  
30  public class WebTestUtils {
31  
32      private static boolean available(int port) {
33          if (port < 1111 || port > 9999) {
34              throw new IllegalArgumentException("Invalid start port: " + port);
35          }
36  
37          ServerSocket ss = null;
38          DatagramSocket ds = null;
39          try {
40              ss = new ServerSocket(port);
41              ss.setReuseAddress(true);
42              ds = new DatagramSocket(port);
43              ds.setReuseAddress(true);
44              return true;
45          } catch (IOException e) {
46          } finally {
47              if (ds != null) {
48                  ds.close();
49              }
50  
51              if (ss != null) {
52                  try {
53                      ss.close();
54                  } catch (IOException e) {
55                      throw new RuntimeException(e);
56                  }
57              }
58          }
59  
60          return false;
61      }
62      
63      public static int nextAvailablePortNumber() {
64          int nonPriveledgedPortNumber = 1111;
65          while (!available(nonPriveledgedPortNumber)) {
66              nonPriveledgedPortNumber++;
67          }
68          return nonPriveledgedPortNumber;
69      }
70      
71      public static ClientResponse sendGetRequestTo(URI targetUri) {
72          return Client.create().resource(targetUri).get(ClientResponse.class);
73      }
74  }