JML

org.jmlspecs.samples.prelimdesign
Class MoneyAC

java.lang.Object
  extended byorg.jmlspecs.samples.prelimdesign.MoneyAC
All Implemented Interfaces:
Cloneable, JMLType, Money, Serializable
Direct Known Subclasses:
MoneyComparableAC

public abstract class MoneyAC
extends Object
implements Money


Class Specifications
protected constraint_redundantly this.numCents == \old(this.numCents);
protected represents pennies <- this.numCents;

Specifications inherited from class Object
represents objectState <- org.jmlspecs.lang.JMLDataGroup.IT;
public represents _getClass <- \typeof(this);

Specifications inherited from interface Money
instance public constraint this.pennies == \old(this.pennies);

Model Field Summary
 
Model fields inherited from class java.lang.Object
_getClass, objectState, theString
 
Model fields inherited from interface org.jmlspecs.samples.prelimdesign.Money
pennies
 
Ghost Field Summary
 
Ghost fields inherited from class java.lang.Object
objectTimesFinalized, owner
 
Field Summary
protected  long numCents
           
 
Constructor Summary
MoneyAC()
           
 
Model Method Summary
 
Model methods inherited from class java.lang.Object
hashValue
 
Method Summary
 long cents()
           
 Object clone()
          Return a clone of this object.
 long dollars()
           
 boolean equals(nullable Object o2)
          Test whether this object's value is equal to the given argument.
 int hashCode()
          Return a hash code for this object.
 
Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

numCents

protected long numCents
Specifications:
is in groups: pennies
Constructor Detail

MoneyAC

public MoneyAC()
Method Detail

dollars

public long dollars()
Specified by:
dollars in interface Money
Specifications: (class)pure
Specifications inherited from overridden method in interface Money:
       (class)pure
public normal_behavior
assignable \nothing;
ensures \result == this.pennies/100;
    for_example
public normal_example
requires this.pennies == 703;
assignable \nothing;
ensures \result == 7;
       also
public normal_example
requires this.pennies == 799;
assignable \nothing;
ensures \result == 7;
       also
public normal_example
requires this.pennies == -503;
assignable \nothing;
ensures \result == -5;

cents

public long cents()
Specified by:
cents in interface Money
Specifications: (class)pure
Specifications inherited from overridden method in interface Money:
       (class)pure
public normal_behavior
assignable \nothing;
ensures \result == this.pennies%100;
    for_example
example
requires this.pennies == 703;
assignable \nothing;
ensures \result == 3;
       also
example
requires this.pennies == -503;
assignable \nothing;
ensures \result == -3;

equals

public boolean equals(nullable Object o2)
Description copied from interface: JMLType
Test whether this object's value is equal to the given argument.

Specified by:
equals in interface Money
Overrides:
equals in class Object
Specifications: (class)pure
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 ;
Specifications inherited from overridden method equals(Object o2) in interface Money:
       (class)pure
     also
public normal_behavior
assignable \nothing;
ensures \result <==> o2 instanceof org.jmlspecs.samples.prelimdesign.Money&&this.pennies == ((org.jmlspecs.samples.prelimdesign.Money)o2).pennies;
Specifications inherited from overridden method equals(Object ob2) in interface JMLType:
       pure
     also
public normal_behavior
ensures \result ==> ob2 != null&&(* ob2 is not distinguishable from this, except by using mutation or == *);
    implies_that
public normal_behavior
{|
requires ob2 != null&&ob2 instanceof org.jmlspecs.models.JMLType;
ensures ((org.jmlspecs.models.JMLType)ob2).equals(this) == \result ;
also
requires ob2 == this;
ensures \result <==> true;
|}

hashCode

public int hashCode()
Description copied from interface: JMLType
Return a hash code for this object.

Specified by:
hashCode in interface JMLType
Overrides:
hashCode in class Object
Specifications: (class)pure
Specifications inherited from overridden method in class Object:
public behavior
assignable objectState;
ensures (* \result is a hash code for this object *);
     also
public code normal_behavior
assignable \nothing;
Specifications inherited from overridden method in interface JMLType:
       pure

clone

public Object clone()
Description copied from interface: JMLType
Return a clone of this object.

Specified by:
clone in interface Money
Overrides:
clone in class Object
Specifications: (class)pure
Specifications inherited from overridden method in class Object:
       non_null
protected normal_behavior
requires this instanceof java.lang.Cloneable;
assignable \nothing;
ensures \result != null;
ensures \typeof(\result ) == \typeof(this);
ensures (* \result is a clone of this *);
     also
protected normal_behavior
requires this.getClass().isArray();
assignable \nothing;
ensures \elemtype(\typeof(\result )) == \elemtype(\typeof(this));
ensures ((java.lang.Object[])\result ).length == ((java.lang.Object[])this).length;
ensures ( \forall int i; 0 <= i&&i < ((java.lang.Object[])this).length; ((java.lang.Object[])\result )[i] == ((java.lang.Object[])this)[i]);
     also
requires this.getClass().isArray();
assignable \nothing;
ensures \elemtype(\typeof(\result )) == \elemtype(\typeof(this));
ensures java.lang.reflect.Array.getLength(\result ) == java.lang.reflect.Array.getLength(this);
ensures ( \forall int i; 0 <= i&&i < java.lang.reflect.Array.getLength(this); ( \exists java.lang.Object result_i; result_i == java.lang.reflect.Array.get(\result ,i); (result_i == null&&java.lang.reflect.Array.get(this,i) == null)||(result_i != null&&result_i.equals(java.lang.reflect.Array.get(this,i)))));
     also
protected exceptional_behavior
requires !(this instanceof java.lang.Cloneable);
assignable \nothing;
signals_only java.lang.CloneNotSupportedException;
     also
protected normal_behavior
requires \elemtype(\typeof(this)) <: \type(java.lang.Object);
assignable \nothing;
ensures \elemtype(\typeof(\result )) == \elemtype(\typeof(this));
ensures ((java.lang.Object[])\result ).length == ((java.lang.Object[])this).length;
ensures ( \forall int i; 0 <= i&&i < ((java.lang.Object[])this).length; ((java.lang.Object[])\result )[i] == ((java.lang.Object[])this)[i]);
     also
protected normal_behavior
requires \elemtype(\typeof(this)) == \type(int);
assignable \nothing;
ensures \elemtype(\typeof(\result )) == \elemtype(\typeof(this));
ensures ((int[])\result ).length == ((int[])this).length;
ensures ( \forall int i; 0 <= i&&i < ((int[])this).length; ((int[])\result )[i] == ((int[])this)[i]);
     also
protected normal_behavior
requires \elemtype(\typeof(this)) == \type(byte);
assignable \nothing;
ensures \elemtype(\typeof(\result )) == \elemtype(\typeof(this));
ensures ((byte[])\result ).length == ((byte[])this).length;
ensures ( \forall int i; 0 <= i&&i < ((byte[])this).length; ((byte[])\result )[i] == ((byte[])this)[i]);
     also
protected normal_behavior
requires \elemtype(\typeof(this)) == \type(char);
assignable \nothing;
ensures \elemtype(\typeof(\result )) == \elemtype(\typeof(this));
ensures ((char[])\result ).length == ((char[])this).length;
ensures ( \forall int i; 0 <= i&&i < ((char[])this).length; ((char[])\result )[i] == ((char[])this)[i]);
     also
protected normal_behavior
requires \elemtype(\typeof(this)) == \type(long);
assignable \nothing;
ensures \elemtype(\typeof(\result )) == \elemtype(\typeof(this));
ensures ((long[])\result ).length == ((long[])this).length;
ensures ( \forall int i; 0 <= i&&i < ((long[])this).length; ((long[])\result )[i] == ((long[])this)[i]);
     also
protected normal_behavior
requires \elemtype(\typeof(this)) == \type(short);
assignable \nothing;
ensures \elemtype(\typeof(\result )) == \elemtype(\typeof(this));
ensures ((short[])\result ).length == ((short[])this).length;
ensures ( \forall int i; 0 <= i&&i < ((short[])this).length; ((short[])\result )[i] == ((short[])this)[i]);
     also
protected normal_behavior
requires \elemtype(\typeof(this)) == \type(boolean);
assignable \nothing;
ensures \elemtype(\typeof(\result )) == \elemtype(\typeof(this));
ensures ((boolean[])\result ).length == ((boolean[])this).length;
ensures ( \forall int i; 0 <= i&&i < ((boolean[])this).length; ((boolean[])\result )[i] == ((boolean[])this)[i]);
     also
protected normal_behavior
requires \elemtype(\typeof(this)) == \type(float);
assignable \nothing;
ensures \elemtype(\typeof(\result )) == \elemtype(\typeof(this));
ensures ((float[])\result ).length == ((float[])this).length;
ensures ( \forall int i; 0 <= i&&i < ((float[])this).length; (java.lang.Float.isNaN(((float[])\result )[i])&&java.lang.Float.isNaN(((float[])this)[i]))||((float[])\result )[i] == ((float[])this)[i]);
     also
protected normal_behavior
requires \elemtype(\typeof(this)) == \type(double);
assignable \nothing;
ensures \elemtype(\typeof(\result )) == \elemtype(\typeof(this));
ensures ((double[])\result ).length == ((double[])this).length;
ensures ( \forall int i; 0 <= i&&i < ((double[])this).length; (java.lang.Double.isNaN(((double[])\result )[i])&&java.lang.Double.isNaN(((double[])this)[i]))||((double[])\result )[i] == ((double[])this)[i]);
Specifications inherited from overridden method in interface Money:
       (class)pure
     also
public normal_behavior
assignable \nothing;
ensures \result instanceof org.jmlspecs.samples.prelimdesign.Money&&((org.jmlspecs.samples.prelimdesign.Money)\result ).pennies == this.pennies;
Specifications inherited from overridden method in interface JMLType:
       pure
     also
public normal_behavior
ensures \result != null;
ensures \result instanceof org.jmlspecs.models.JMLType;
ensures ((org.jmlspecs.models.JMLType)\result ).equals(this);
    implies_that
ensures \result != null&&\typeof(\result ) <: \type(org.jmlspecs.models.JMLType);

JML

JML is Copyright (C) 1998-2002 by Iowa State University and is distributed under the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This release depends on code from the MultiJava project and is based in part on the Kopi project Copyright (C) 1990-99 DMS Decision Management Systems Ges.m.b.H.