Time.java
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00001 /*
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00004  *  Copyright (c) 2008, Willow Garage, Inc.
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00007  *  Redistribution and use in source and binary forms, with or without
00008  *  modification, are permitted provided that the following conditions
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00010  *
00011  *   * Redistributions of source code must retain the above copyright
00012  *     notice, this list of conditions and the following disclaimer.
00013  *   * Redistributions in binary form must reproduce the above
00014  *     copyright notice, this list of conditions and the following
00015  *     disclaimer in the documentation and/or other materials provided
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00019  *     from this software without specific prior written permission.
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00021  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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00034 
00035 // author: Jason Wolfe
00036 
00037 
00038 
00039 package ros.communication;
00040 
00041 import ros.Ros;
00042 
00043 public class Time extends TimeUnit {
00044         public Time() {}
00045         
00046         public Time(int secs, int nsecs) {
00047                 this.secs = secs;
00048                 this.nsecs = nsecs;
00049                 normalize();
00050         }
00051 
00052         public Time(double secs) {
00053                 this.secs = (int) secs;
00054                 this.nsecs = (int) ((secs - this.secs) * 1000000000);
00055                 normalize();
00056         }
00057 
00058         public Time(Time t) {
00059                 this.secs = t.secs;
00060                 this.nsecs = t.nsecs;
00061         }
00062         
00063         public Time add (Duration d) {
00064                 return new Time(secs + d.secs,nsecs + d.nsecs);
00065         }
00066 
00067         public Time subtract (Duration d) {
00068                 return new Time(secs - d.secs,nsecs - d.nsecs);
00069         }
00070 
00071         public Duration subtract (Time t) {
00072                 return new Duration(secs - t.secs,nsecs - t.nsecs);
00073         }
00074 
00075         public boolean laterThan(Time t) {
00076                 normalize();
00077                 t.normalize();
00078                 return (secs > t.secs) || ((secs == t.secs) && nsecs > t.nsecs);
00079         }
00080 
00081         public static Time now() { return Ros.getInstance().now(); }
00082         
00083         public boolean inFuture() {
00084                 normalize();
00085                 return laterThan(now());
00086         }
00087         
00088         public boolean hasElapsed(Duration d) {
00089                 return now().subtract(this).isLonger(d);
00090         }
00091 
00092         public String toString() {
00093                 return secs + ":" + nsecs;
00094         }
00095 }


rosjava_jni
Author(s): Maintained by Gheorghe Lisca (lisca@cs.uni-bremen.de) and developed by Jason Wolfe (jawolfe@willowgarage.com), Nicholas Butko (nbutko@cogsci.ucsd.edu), Lorenz Moesenlechner (moesenle@in.tum.de)
autogenerated on Sun Oct 5 2014 22:54:14