java.lang
Class Package
java.lang.Object
java.lang.Package
- public class Package
- extends Object
JML's specification of java.lang.Package
- Version:
- $Revision: 1.15 $
- Author:
- Gary T. Leavens
Class Specifications |
represents name <- this.getName();
represents spectitle <- this.getSpecificationTitle();
represents specversion <- this.getSpecificationVersion();
represents specvendor <- this.getSpecificationVendor();
represents impltitle <- this.getImplementationTitle();
represents implversion <- this.getImplementationVersion();
represents implvendor <- this.getImplementationVendor(); |
Specifications inherited from class Object |
represents objectState <- org.jmlspecs.lang.JMLDataGroup.IT;
public represents _getClass <- \typeof(this); |
name
public String name
- Specifications: non_null
spectitle
public String spectitle
- Specifications: non_null
specversion
public String specversion
- Specifications: non_null
specvendor
public String specvendor
- Specifications: non_null
impltitle
public String impltitle
- Specifications: non_null
implversion
public String implversion
- Specifications: non_null
implvendor
public String implvendor
- Specifications: non_null
sealbase
public URL sealbase
- Specifications: non_null
Package
Package(non_null String name,
non_null String spectitle,
non_null String specversion,
non_null String specvendor,
non_null String impltitle,
non_null String implversion,
non_null String implvendor,
non_null URL sealbase)
- Specifications: pure
-
normal_behavior
assignable objectState;
assignable this.name;
assignable this.spectitle, this.specversion, this.specvendor;
assignable this.impltitle, this.implversion, this.implvendor;
assignable this.sealbase;
ensures this.name == name;
ensures this.spectitle == spectitle&&this.specversion == specversion&&this.specvendor == specvendor;
ensures this.impltitle == impltitle&&this.implversion == implversion&&this.implvendor == implvendor;
ensures this.sealbase == sealbase;
getName
public String getName()
- Specifications: pure non_null
-
public normal_behavior
ensures this.name == null ==> \result == null;
ensures this.name != null ==> \result != null&&this.name.equals(\result );
getSpecificationTitle
public String getSpecificationTitle()
- Specifications: pure non_null
-
public normal_behavior
ensures this.spectitle == null ==> \result == null;
ensures this.spectitle != null ==> \result != null&&this.spectitle.equals(\result );
getSpecificationVersion
public String getSpecificationVersion()
- Specifications: pure non_null
-
public normal_behavior
ensures this.specversion == null ==> \result == null;
ensures this.specversion != null ==> \result != null&&this.specversion.equals(\result );
getSpecificationVendor
public String getSpecificationVendor()
- Specifications: pure non_null
-
public normal_behavior
ensures this.specvendor == null ==> \result == null;
ensures this.specvendor != null ==> \result != null&&this.specvendor.equals(\result );
getImplementationTitle
public String getImplementationTitle()
- Specifications: pure non_null
-
public normal_behavior
ensures this.impltitle == null ==> \result == null;
ensures this.impltitle != null ==> \result != null&&this.impltitle.equals(\result );
getImplementationVersion
public String getImplementationVersion()
- Specifications: pure non_null
-
public normal_behavior
ensures this.implversion == null ==> \result == null;
ensures this.implversion != null ==> \result != null&&this.implversion.equals(\result );
getImplementationVendor
public String getImplementationVendor()
- Specifications: pure non_null
-
public normal_behavior
ensures this.implvendor == null ==> \result == null;
ensures this.implvendor != null ==> \result != null&&this.implvendor.equals(\result );
isSealed
public boolean isSealed()
- Specifications: pure
-
public normal_behavior
ensures \result <==> this.sealbase != null;
isSealed
public boolean isSealed(non_null URL url)
- Specifications: pure
-
public normal_behavior
requires url != null;
ensures \result <==> this.sealbase != null&&this.sealbase.equals(url);
- also
-
public exceptional_behavior
requires url == null;
signals_only java.lang.NullPointerException;
isCompatibleWith
public boolean isCompatibleWith(non_null String desired)
throws NumberFormatException
- Throws:
NumberFormatException
- Specifications: pure
-
ensures desired.equals(this.getSpecificationVersion()) ==> \result ;
getPackage
public static Package getPackage(non_null String name)
- Specifications: pure non_null
-
ensures \result != null ==> \result .getName().equals(name.replace('/','.'));
ensures getPackage("java.lang") != null;
ensures getPackage("java/lang") != null;
ensures getPackage("java") == null;
ensures getPackage("lang") == null;
ensures getPackage("") == null;
ensures getPackage("ZZZZZ") == null;
getPackages
public static Package[] getPackages()
- Specifications: pure non_null
-
ensures \result != null&&( \forall int i; 0 <= i&&i < \result .length; getPackage(\result [i].getName()) != null);
ensures ( \forall java.lang.String s; s != null; (( \exists int i; 0 <= i&&i < \result .length; getPackage(s) == \result [i]) <==> getPackage(s) != null));
ensures ( \exists int i; 0 <= i&&i < \result .length; \result [i] == getPackage("java.lang"));
getPackage
static Package getPackage(non_null Class c)
- Specifications: pure non_null
hashCode
public int hashCode()
- Overrides:
hashCode
in class Object
- Specifications: 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;
toString
public String toString()
- Overrides:
toString
in class Object
- Specifications: pure non_null
- also
-
ensures \result .startsWith("package "+this.getName());
- Specifications inherited from overridden method in class Object:
non_null -
public normal_behavior
assignable objectState;
ensures \result != null;
ensures \result == 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;
getSystemPackage
static Package getSystemPackage(non_null String name)
- Specifications: pure non_null
getSystemPackages
static Package[] getSystemPackages()
- Specifications: pure non_null
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.