cdev-1.7.2n

extensions/cdevGenericServer/NameServer/java/rsvcTimeStamp.java

@@ -0,0 +1,114 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 1994,1995 Southeastern Universities Research Association,
+//                         Continuous Electron Beam Accelerator Facility
+//
+// This software was developed under a United States Government license
+// described in the NOTICE file included as part of this distribution.
+//
+// Jefferson Lab HPC Group, 12000 Jefferson Ave., Newport News, VA 23606
+//-----------------------------------------------------------------------------
+//
+// Description:
+//      Data Type Of Time Stamp
+//
+// Author:  
+//      Jie Chen
+//      Jefferson Lab HPC Group
+//
+// Revision History:
+//   $Log: rsvcTimeStamp.java,v $
+//   Revision 1.1.1.1  2000/05/23 15:12:50  pal
+//   cdev_psi_1.7.2
+//
+//   Revision 1.1  1999/10/18 17:12:44  chen
+//   *** empty log message ***
+//
+//
+//
+import java.util.Date;
+
+public final class rsvcTimeStamp extends Number
+{
+    public int  secPastEpoch; // seconds since Jan. 1, 1970
+    public int  nsec;         // nano seconds
+
+    /**
+     * Construct a time stamp with current time
+     */
+    public rsvcTimeStamp ()
+    {
+	Date d = new Date();
+	long t = d.getTime();
+	secPastEpoch = (int)(t/1000);
+	nsec = (int)(t - secPastEpoch)*1000;
+    }
+
+    /**
+     * Construct a time stamp with provided second and nano second fields
+     */
+    public rsvcTimeStamp (int sec, int nsec)
+    {
+	secPastEpoch = sec + nsec/1000000000;
+	nsec = nsec - nsec/1000000000 * 1000000000;
+    }
+
+    // all inherited functions
+    /**
+     * Return byte value of time stamp
+     */
+    public byte byteValue ()
+    {
+	return (byte)secPastEpoch;
+    }
+
+    /**
+     * Return short value of time stamp
+     */
+    public short shortValue ()
+    {
+	return (short)secPastEpoch;
+    }
+
+    /**
+     * Return integer value of time stamp
+     */
+    public int intValue ()
+    {
+	return secPastEpoch;
+    }
+
+    /**
+     * Return long value of time stamp
+     */    
+    public long longValue ()
+    {
+	return (long)secPastEpoch;
+    }
+
+    /**
+     * Return float value of time stamp
+     */
+    public float floatValue ()
+    {
+	return (secPastEpoch + nsec/(float)1000000000.0);
+    }
+
+    /**
+     * Return double value of time stamp
+     */
+    public double doubleValue ()
+    {
+	return (secPastEpoch + nsec/1000000000.0);
+    }
+
+    /**
+     * Return string representation
+     */    
+    public String toString ()
+    {
+	Date d = new Date ((long)((long)secPastEpoch*1000));
+	return d.toString();
+    }
+	
+}
+