factor/library/platform/jvm/namespaces.factor

124 lines
3.9 KiB
Factor

! :folding=indent:collapseFolds=1:
! $Id$
!
! Copyright (C) 2004 Slava Pestov.
!
! Redistribution and use in source and binary forms, with or without
! modification, are permitted provided that the following conditions are met:
!
! 1. Redistributions of source code must retain the above copyright notice,
! this list of conditions and the following disclaimer.
!
! 2. Redistributions in binary form must reproduce the above copyright notice,
! this list of conditions and the following disclaimer in the documentation
! and/or other materials provided with the distribution.
!
! THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
! INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
! FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
! DEVELOPERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
! SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
! PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
! OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
! WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
! OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
! ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
IN: namespaces
USE: combinators
USE: kernel
USE: lists
USE: logic
USE: stack
USE: strings
DEFER: namespace
: namestack* ( -- stack )
#! Push the namespace stack.
interpreter
"factor.FactorInterpreter" "namestack" jvar-get ; inline
: set-namestack* ( stack -- )
#! Set the namespace stack.
interpreter
"factor.FactorInterpreter" "namestack" jvar-set ; inline
: global ( -- namespace )
interpreter "factor.FactorInterpreter" "global" jvar-get ;
: set-global ( namespace -- )
interpreter "factor.FactorInterpreter" "global" jvar-set ;
: get* ( variable namespace -- value )
#! Pushes the value of a variable in an explicitly-specified
#! namespace.
[ "java.lang.String" ]
"factor.FactorNamespace" "getVariable" jinvoke ; inline
: get ( variable -- value )
#! Pushes the value of a variable.
interpreter
[ "java.lang.String" ]
"factor.FactorInterpreter" "getVariable" jinvoke ; inline
: put* ( variable value namespace -- )
#! Sets the value of a variable in an explicitly-specified
#! namespace.
[ "java.lang.String" "java.lang.Object" ]
"factor.FactorNamespace" "setVariable" jinvoke ; inline
: put ( variable value -- )
#! Set the value of a variable in the current namespace.
namespace put* ; inline
: set ( value variable -- )
#! Set the value of a variable in the current namespace.
swap put ; inline
: set* ( value variable namespace -- )
swapd put* ; inline
: <namespace> ( -- namespace )
[ ] "factor.FactorNamespace" jnew ;
: <objnamespace> ( object -- namespace )
[ "java.lang.Object" ] "factor.FactorNamespace" jnew ;
: namespace-of ( obj -- namespace )
[ "java.lang.Object" ] "factor.FactorJava" "toNamespace"
jinvoke-static ;
: has-namespace? ( a -- boolean )
"factor.FactorObject" is ; inline
: import ( class pairs -- )
#! Import some static variables from a Java class into the
#! current namespace.
namespace [ "java.lang.String" "factor.Cons" ]
"factor.FactorNamespace" "importVars"
jinvoke ;
: namespace? ( a -- boolean )
"factor.FactorNamespace" is ; inline
: this ( -- object )
! Returns the object bound to the current namespace, or if
! no object is bound, the namespace itself.
namespace dup
[ ] "factor.FactorNamespace" "getThis" jinvoke dup rot ?
; inline
: vars ( -- list )
namespace [ ] "factor.FactorNamespace" "toVarList"
jinvoke ;
: vars-values ( -- list )
namespace [ ] "factor.FactorNamespace" "toVarValueList"
jinvoke ;
: values ( -- list )
namespace [ ] "factor.FactorNamespace" "toValueList"
jinvoke ;