1   /*
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3    * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5    * This code is free software; you can redistribute it and/or modify it
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7    * published by the Free Software Foundation.
8    *
9    * This code is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12   * version 2 for more details (a copy is included in the LICENSE file that
13   * accompanied this code).
14   *
15   * You should have received a copy of the GNU General Public License version
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17   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18   *
19   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22   */
23  
24  /**
25   * @test
26   * @bug 4762344
27   * @summary 2nd nameservice provider is non functional
28   * @compile -XDignore.symbol.file=true SimpleNameService.java
29   *                                     Simple1NameServiceDescriptor.java
30   *                                     Simple2NameServiceDescriptor.java
31   * @run main/othervm -Dsun.net.spi.nameservice.provider.1=simple1,sun -Dsun.net.spi.nameservice.provider.2=simple2,sun Providers
32   */
33  
34  import java.net.*;
35  import java.util.*;
36  
37  
38  public class Providers {
39      private static String[][] hostnames = new String[][] {
40              // both providers know this host, but with different address
41              new String[] {"blade", "10.0.0.1"},
42              // provider1 knwos this host
43              new String[] {"blade.domain1", "10.0.0.2"},
44              // provider2 knows this host
45              new String[] {"blade.domain2", "20.0.0.2"}
46          };
47      private static String[][] hostaddrs = new String[][] {
48              new String[] {"10.0.0.1", "blade"},
49              new String[] {"10.0.0.2", "blade.domain1"},
50              new String[] {"20.0.0.2", "blade.domain2"}
51          };
52  
53      public static void main(String[] args) throws Exception {
54          for (int i = 0; i < hostnames.length; i++) {
55              doLookup(hostnames[i][0], hostnames[i][1]);
56          }
57          for (int i = 0; i < hostaddrs.length; i++) {
58              doReverseLookup(hostaddrs[i][0], hostaddrs[i][1]);
59          }
60      }
61  
62      private static void doLookup(String host, String addr) throws Exception {
63          String res = InetAddress.getByName(host).getHostAddress();
64          if (!res.equals(addr)) {
65              throw new RuntimeException("Test failed: wrong address for host " + host);
66          }
67      }
68  
69      private static void doReverseLookup(String addr, String host) throws Exception {
70          StringTokenizer tokenizer = new StringTokenizer(addr, ".");
71          byte addrs[] = new byte[4];
72          for (int i = 0; i < 4; i++) {
73              addrs[i] = (byte)Integer.parseInt(tokenizer.nextToken());
74          }
75          String res = InetAddress.getByAddress(addrs).getHostName();
76          if (!res.equals(host)) {
77              throw new RuntimeException("Test failed: wrong host name for address " + addr);
78          }
79      }
80  }