org.eclipse.linuxtools.lttng.ui.tests/stubs/org/eclipse/linuxtools/lttng/stubs/LTTngTimestampStub.java

   1 /**
   2  *
   3  */
   4 package org.eclipse.linuxtools.lttng.stubs;
   5
   6 import org.eclipse.linuxtools.tmf.event.TmfTimestamp;
   7
   8 /**
   9  * @author francois
  10  *
  11  */
  12 public class LTTngTimestampStub extends TmfTimestamp {
  13
  14     /**
  15          *
  16          */
  17         private static final long serialVersionUID = 216576768443708259L;
  18
  19         /**
  20      * @param value
  21      * @param scale
  22      * @param precision
  23      */
  24     public LTTngTimestampStub(long value) {
  25                 super(value, (byte) -3, 0);     // millisecs
  26         }
  27
  28         /* (non-Javadoc)
  29          * @see org.eclipse.linuxtools.tmf.event.TmfTimestamp#toString()
  30          */
  31         @Override
  32     public String toString() {
  33
  34                 // If we are dealing with units of seconds (or higher),
  35                 // use the plain formatter
  36                 if (fScale >= 0) {
  37                 Double value = fValue * Math.pow(10, fScale);
  38                 return value.toString();
  39                 }
  40
  41                 // Define a format string
  42         String format = String.format("%%1d.%%0%dd", -fScale);
  43
  44         // And format the timestamp value
  45         double scale = Math.pow(10, fScale);
  46         long seconds = (long) (fValue * scale);
  47         long fracts  = fValue - (long) ((double) seconds / scale);
  48         String result = String.format(format, seconds, fracts);
  49
  50         return result;
  51     }
  52 }