http://commons.apache.org/proper/commons-net/: Apache Commons Net library contains a collection of network utilities and protocol implementations. Supported protocols include: Echo, Finger, FTP, NNTP, NTP, POP3(S), SMTP(S), Telnet, Whois (The Apache Software Foundation)
  • Henrik Sorensen
  • Jeff Nadler
  • William Noto
  • Stephane ESTE-GRACIAS
  • Dan Armbrust
  • Yuval Kashtan
  • Joseph Hindsley
  • Rob Hasselbaum
  • Mario Ivankovits
  • Naz Irizarry (MITRE Corp)
  • Tapan Karecha
  • Jason Mathews (MITRE Corp)
  • Winston Ojeda (Quad/Graphics, Inc.)
  • Ted Wise
  • Bogdan Drozdowski
  • Jeffrey D. Brekke (Quad/Graphics, Inc.)
  • Steve Cohen (javactivity.org)
  • Bruno D'Avanzo (Hewlett-Packard)
  • Daniel F. Savarese (<a href="http://www.savarese.com/">Savarese Software Research</a>)
  • Rory Winston ()
  • Rory Winston () 
public final class org.apache.commons.net.time.TimeUDPClient extends org.apache.commons.net.DatagramSocketClient
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: org.apache.commons.net.time.TimeUDPClient
  super_class: org.apache.commons.net.DatagramSocketClient
{
  public static final int DEFAULT_PORT;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 37

  public static final long SECONDS_1900_TO_1970;
    descriptor: J
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 2208988800

  private final byte[] __dummyData;
    descriptor: [B
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final byte[] __timeData;
    descriptor: [B
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.commons.net.time.TimeUDPClient this
         0: .line 46
            aload 0 /* this */
            invokespecial org.apache.commons.net.DatagramSocketClient.<init>:()V
         1: .line 58
            aload 0 /* this */
            iconst_1
            newarray 8
            putfield org.apache.commons.net.time.TimeUDPClient.__dummyData:[B
         2: .line 59
            aload 0 /* this */
            iconst_4
            newarray 8
            putfield org.apache.commons.net.time.TimeUDPClient.__timeData:[B
         3: .line 46
            return
        end local 0 // org.apache.commons.net.time.TimeUDPClient this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/apache/commons/net/time/TimeUDPClient;

  public long getTime(java.net.InetAddress, int);
    descriptor: (Ljava/net/InetAddress;I)J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=7, args_size=3
        start local 0 // org.apache.commons.net.time.TimeUDPClient this
        start local 1 // java.net.InetAddress host
        start local 2 // int port
         0: .line 80
            new java.net.DatagramPacket
            dup
            aload 0 /* this */
            getfield org.apache.commons.net.time.TimeUDPClient.__dummyData:[B
            aload 0 /* this */
            getfield org.apache.commons.net.time.TimeUDPClient.__dummyData:[B
            arraylength
            aload 1 /* host */
            iload 2 /* port */
            invokespecial java.net.DatagramPacket.<init>:([BILjava/net/InetAddress;I)V
         1: .line 79
            astore 5 /* sendPacket */
        start local 5 // java.net.DatagramPacket sendPacket
         2: .line 81
            new java.net.DatagramPacket
            dup
            aload 0 /* this */
            getfield org.apache.commons.net.time.TimeUDPClient.__timeData:[B
            aload 0 /* this */
            getfield org.apache.commons.net.time.TimeUDPClient.__timeData:[B
            arraylength
            invokespecial java.net.DatagramPacket.<init>:([BI)V
            astore 6 /* receivePacket */
        start local 6 // java.net.DatagramPacket receivePacket
         3: .line 83
            aload 0 /* this */
            getfield org.apache.commons.net.time.TimeUDPClient._socket_:Ljava/net/DatagramSocket;
            aload 5 /* sendPacket */
            invokevirtual java.net.DatagramSocket.send:(Ljava/net/DatagramPacket;)V
         4: .line 84
            aload 0 /* this */
            getfield org.apache.commons.net.time.TimeUDPClient._socket_:Ljava/net/DatagramSocket;
            aload 6 /* receivePacket */
            invokevirtual java.net.DatagramSocket.receive:(Ljava/net/DatagramPacket;)V
         5: .line 86
            lconst_0
            lstore 3 /* time */
        start local 3 // long time
         6: .line 87
            lload 3 /* time */
            aload 0 /* this */
            getfield org.apache.commons.net.time.TimeUDPClient.__timeData:[B
            iconst_0
            baload
            sipush 255
            iand
            bipush 24
            ishl
            i2l
            ldc 4294967295
            land
            lor
            lstore 3 /* time */
         7: .line 88
            lload 3 /* time */
            aload 0 /* this */
            getfield org.apache.commons.net.time.TimeUDPClient.__timeData:[B
            iconst_1
            baload
            sipush 255
            iand
            bipush 16
            ishl
            i2l
            ldc 4294967295
            land
            lor
            lstore 3 /* time */
         8: .line 89
            lload 3 /* time */
            aload 0 /* this */
            getfield org.apache.commons.net.time.TimeUDPClient.__timeData:[B
            iconst_2
            baload
            sipush 255
            iand
            bipush 8
            ishl
            i2l
            ldc 4294967295
            land
            lor
            lstore 3 /* time */
         9: .line 90
            lload 3 /* time */
            aload 0 /* this */
            getfield org.apache.commons.net.time.TimeUDPClient.__timeData:[B
            iconst_3
            baload
            sipush 255
            iand
            i2l
            ldc 4294967295
            land
            lor
            lstore 3 /* time */
        10: .line 92
            lload 3 /* time */
            lreturn
        end local 6 // java.net.DatagramPacket receivePacket
        end local 5 // java.net.DatagramPacket sendPacket
        end local 3 // long time
        end local 2 // int port
        end local 1 // java.net.InetAddress host
        end local 0 // org.apache.commons.net.time.TimeUDPClient this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0   11     0           this  Lorg/apache/commons/net/time/TimeUDPClient;
            0   11     1           host  Ljava/net/InetAddress;
            0   11     2           port  I
            6   11     3           time  J
            2   11     5     sendPacket  Ljava/net/DatagramPacket;
            3   11     6  receivePacket  Ljava/net/DatagramPacket;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      host  
      port  

  public long getTime(java.net.InetAddress);
    descriptor: (Ljava/net/InetAddress;)J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.apache.commons.net.time.TimeUDPClient this
        start local 1 // java.net.InetAddress host
         0: .line 102
            aload 0 /* this */
            aload 1 /* host */
            bipush 37
            invokevirtual org.apache.commons.net.time.TimeUDPClient.getTime:(Ljava/net/InetAddress;I)J
            lreturn
        end local 1 // java.net.InetAddress host
        end local 0 // org.apache.commons.net.time.TimeUDPClient this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/net/time/TimeUDPClient;
            0    1     1  host  Ljava/net/InetAddress;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      host  

  public java.util.Date getDate(java.net.InetAddress, int);
    descriptor: (Ljava/net/InetAddress;I)Ljava/util/Date;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=3, args_size=3
        start local 0 // org.apache.commons.net.time.TimeUDPClient this
        start local 1 // java.net.InetAddress host
        start local 2 // int port
         0: .line 118
            new java.util.Date
            dup
            aload 0 /* this */
            aload 1 /* host */
            iload 2 /* port */
            invokevirtual org.apache.commons.net.time.TimeUDPClient.getTime:(Ljava/net/InetAddress;I)J
            ldc 2208988800
            lsub
            ldc 1000
            lmul
            invokespecial java.util.Date.<init>:(J)V
            areturn
        end local 2 // int port
        end local 1 // java.net.InetAddress host
        end local 0 // org.apache.commons.net.time.TimeUDPClient this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/net/time/TimeUDPClient;
            0    1     1  host  Ljava/net/InetAddress;
            0    1     2  port  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      host  
      port  

  public java.util.Date getDate(java.net.InetAddress);
    descriptor: (Ljava/net/InetAddress;)Ljava/util/Date;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=2, args_size=2
        start local 0 // org.apache.commons.net.time.TimeUDPClient this
        start local 1 // java.net.InetAddress host
         0: .line 129
            new java.util.Date
            dup
            aload 0 /* this */
            aload 1 /* host */
            bipush 37
            invokevirtual org.apache.commons.net.time.TimeUDPClient.getTime:(Ljava/net/InetAddress;I)J
         1: .line 130
            ldc 2208988800
            lsub
            ldc 1000
            lmul
         2: .line 129
            invokespecial java.util.Date.<init>:(J)V
            areturn
        end local 1 // java.net.InetAddress host
        end local 0 // org.apache.commons.net.time.TimeUDPClient this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/apache/commons/net/time/TimeUDPClient;
            0    3     1  host  Ljava/net/InetAddress;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      host  
}
SourceFile: "TimeUDPClient.java"