java.sql
Class Time

java.lang.Object
  java.util.Date
      java.sql.Time

All Implemented Interfaces:

Cloneable, Comparable, Serializable

public class Time

extends Date

JML specification for Time.

Author:

Chenwei Qiu, Gary T. Leavens

Class Specifications

Specifications inherited from class Object

represents objectState <- org.jmlspecs.lang.JMLDataGroup.IT; public represents _getClass <- \typeof(this);

Specifications inherited from interface Comparable

instance public invariant ( \forall java.lang.Comparable x; x != null; x.compareTo(x) == 0); instance public invariant ( \forall java.lang.Comparable x, y; x != null&&y != null&&this.definedComparison(x,y)&&this.definedComparison(y,x); this.sgn(x.compareTo(y)) == -this.sgn(y.compareTo(x))); instance public invariant ( \forall int n; n == -1||n == 1; ( \forall java.lang.Comparable x, y, z; x != null&&y != null&&z != null&&this.definedComparison(x,y)&&this.definedComparison(y,z)&&this.definedComparison(x,z); this.sgn(x.compareTo(y)) == n&&this.sgn(y.compareTo(z)) == n ==> this.sgn(x.compareTo(z)) == n)); instance public invariant ( \forall int n; n == -1||n == 1; ( \forall java.lang.Comparable x, y, z; x != null&&y != null&&z != null&&this.definedComparison(x,y)&&this.definedComparison(y,z)&&this.definedComparison(x,z); (this.sgn(x.compareTo(y)) == 0&&this.sgn(y.compareTo(z)) == n||this.sgn(x.compareTo(y)) == n&&this.sgn(y.compareTo(z)) == 0) ==> this.sgn(x.compareTo(z)) == n)); instance public invariant ( \forall java.lang.Comparable x, y, z; x != null&&y != null&&z != null&&this.definedComparison(x,y)&&this.definedComparison(x,z)&&this.definedComparison(y,z); this.sgn(x.compareTo(y)) == 0 ==> this.sgn(x.compareTo(z)) == this.sgn(y.compareTo(z)));

Model Field Summary

 

Model fields inherited from class java.lang.Object

_getClass, objectState, theString

 

Ghost Field Summary
static long	millisInDay

 

Ghost fields inherited from class java.lang.Object

objectTimesFinalized, owner

 

Field Summary

 

Fields inherited from class java.util.Date

cal, fastTime

 

Constructor Summary

Time(int hour, int minutes, int second)           Deprecated.

Time(long time)

 

Model Method Summary
boolean	sameTimeOfDay(long t1, long t2)           return true when t1 and t2 have the same hours, minutes, and seconds.

 

Model methods inherited from class java.lang.Object

hashValue

 

Model methods inherited from interface java.lang.Comparable

definedComparison, sgn

 

Method Summary
boolean	equals(nullable Object o)
int	getDate()           Deprecated.
int	getDay()           Deprecated.
int	getMonth()           Deprecated.
int	getYear()           Deprecated.
void	setDate(int Param0)           Deprecated.
void	setMonth(int Param0)           Deprecated.
void	setTime(long time)
void	setYear(int Param0)           Deprecated.
String	toString()
static Time	valueOf(String s)

 

Methods inherited from class java.util.Date

after, before, clone, compareTo, compareTo, getHours, getMinutes, getSeconds, getTime, getTimezoneOffset, hashCode, parse, setHours, setMinutes, setSeconds, toGMTString, toLocaleString, UTC

 

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

 

Ghost Field Detail

millisInDay

public static final long millisInDay

Time

public Time(long time)

Specifications:

requires time >= 0||time%86400000 == 0;
assignable fastTime;
ensures this.cal == null&&this.fastTime == time;

     also

requires time < 0&&time%86400000 != 0;
assignable fastTime;
ensures this.cal == null&&this.fastTime == ((time/86400000)*86400000)-86400000;

Time

public Time(int hour,
            int minutes,
            int second)

Deprecated.  

sameTimeOfDay

public boolean sameTimeOfDay(long t1,
                             long t2)

return true when t1 and t2 have the same hours, minutes, and seconds.

Specifications: pure

getDate

public int getDate()

Deprecated.  

Overrides:

getDate in class Date

Specifications inherited from overridden method in class Date:
      --- None ---

getDay

public int getDay()

Deprecated.  

Overrides:

getDay in class Date

Specifications inherited from overridden method in class Date:
      --- None ---

getMonth

public int getMonth()

Deprecated.  

Overrides:

getMonth in class Date

Specifications inherited from overridden method in class Date:
      --- None ---

getYear

public int getYear()

Deprecated.  

Overrides:

getYear in class Date

Specifications inherited from overridden method in class Date:
      --- None ---

setDate

public void setDate(int Param0)

Deprecated.  

Overrides:

setDate in class Date

Specifications inherited from overridden method in class Date:
      --- None ---

setMonth

public void setMonth(int Param0)

Deprecated.  

Overrides:

setMonth in class Date

Specifications inherited from overridden method in class Date:
      --- None ---

setYear

public void setYear(int Param0)

Deprecated.  

Overrides:

setYear in class Date

Specifications inherited from overridden method in class Date:
      --- None ---

setTime

public void setTime(long time)

Overrides:

setTime in class Date

Specifications:

     also

assignable fastTime;
ensures this.fastTime == time;

Specifications inherited from overridden method setTime(long time) in class Date:

public normal_behavior
requires this.cal == null;
assignable fastTime;
ensures this.fastTime == time;

     also

public normal_behavior
requires this.cal != null;
assignable cal;
ensures time == this.cal.getTimeInMillis();

toString

public String toString()

Overrides:

toString in class Date

Specifications: pure

     also

assignable \nothing;
ensures \result != null&&this.sameTimeOfDay(this.fastTime,valueOf(\result ).fastTime);

Specifications inherited from overridden method in class Date:

     also

public normal_behavior
assignable \nothing;
ensures (* \result is the String representation of Date *);

Specifications inherited from overridden method in class Object:
       non_null

public normal_behavior
assignable objectState;
ensures \result != null&&\result .equals(this.theString);
ensures (* \result is a string representation of this object *);

     also

public code normal_behavior
assignable \nothing;
ensures \result != null&&(* \result is the instance's class name, followed by an @, followed by the instance's hashcode in hex *);

     also

public code model_program { ... }

    implies_that

assignable objectState;
ensures \result != null;

valueOf

public static Time valueOf(String s)

Specifications: pure

requires s != null&&s.matches("[0-9][0-9]:[0-9][0-9]:[0-9][0-9]");
assignable \nothing;
ensures \result != null&&\result .toString().equals(s);

equals

public boolean equals(nullable Object o)

Overrides:

equals in class Date

Specifications: pure

     also

requires o instanceof java.sql.Time;
ensures \result ==> (((java.sql.Time)o).fastTime == this.fastTime);

Specifications inherited from overridden method equals(Object obj) in class Date:
       pure

     also

public normal_behavior
old java.util.Date date = (java.util.Date)obj;
requires obj != null;
assignable \nothing;
ensures \result ==> (obj instanceof java.util.Date&&this.getTime() == date.getTime());

Specifications inherited from overridden method equals(Object obj) in class Object:
       pure

public normal_behavior
requires obj != null;
ensures (* \result is true when obj is "equal to" this object *);

     also

public normal_behavior
requires this == obj;
ensures \result ;

     also

public code normal_behavior
requires obj != null;
ensures \result <==> this == obj;

     also

diverges false;
ensures obj == null ==> !\result ;