"

 COPYRIGHT (c) 1996-2011 by Claus Gittinger

 COPYRIGHT (c) 2010-2011 by Jan Vrany, Jan Kurs and Marcel Hlopko

                            SWING Research Group, Czech Technical University in Prague

 Parts of the code written by Claus Gittinger are under following

 license:

 This software is furnished under a license and may be used

 only in accordance with the terms of that license and with the

 inclusion of the above copyright notice.   This software may not

 be provided or otherwise made available to, or used by, any

 other person.  No title to or ownership of the software is

 hereby transferred.

 Parts of the code written at SWING Reasearch Group [1] are MIT licensed:

 Permission is hereby granted, free of charge, to any person

 obtaining a copy of this software and associated documentation

 files (the 'Software'), to deal in the Software without

 restriction, including without limitation the rights to use,

 copy, modify, merge, publish, distribute, sublicense, and/or sell

 copies of the Software, and to permit persons to whom the

 Software is furnished to do so, subject to the following

 conditions:

 The above copyright notice and this permission notice shall be

 included in all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,

 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES

 OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,

 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

 OTHER DEALINGS IN THE SOFTWARE.

 [1] Code written at SWING Research Group contain a signature

     of one of the above copright owners.

"

"{ Package: 'stx:libjava' }"

Object subclass:#JavaNameAndType2

	instanceVariableNames:'constantPool nameIndex descriptorIndex nameCache descriptorCache'

	classVariableNames:''

	poolDictionaries:''

	category:'Languages-Java-Reader-Support-new'

!

!JavaNameAndType2 class methodsFor:'documentation'!

copyright

"

 COPYRIGHT (c) 1996-2011 by Claus Gittinger

 COPYRIGHT (c) 2010-2011 by Jan Vrany, Jan Kurs and Marcel Hlopko

                            SWING Research Group, Czech Technical University in Prague

 Parts of the code written by Claus Gittinger are under following

 license:

 This software is furnished under a license and may be used

 only in accordance with the terms of that license and with the

 inclusion of the above copyright notice.   This software may not

 be provided or otherwise made available to, or used by, any

 other person.  No title to or ownership of the software is

 hereby transferred.

 Parts of the code written at SWING Reasearch Group [1] are MIT licensed:

 Permission is hereby granted, free of charge, to any person

 obtaining a copy of this software and associated documentation

 files (the 'Software'), to deal in the Software without

 restriction, including without limitation the rights to use,

 copy, modify, merge, publish, distribute, sublicense, and/or sell

 copies of the Software, and to permit persons to whom the

 Software is furnished to do so, subject to the following

 conditions:

 The above copyright notice and this permission notice shall be

 included in all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,

 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES

 OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,

 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

 OTHER DEALINGS IN THE SOFTWARE.

 [1] Code written at SWING Research Group contain a signature

     of one of the above copright owners.

"

!

documentation

"

    I represent NameAndTypeInfo structure found in java constant pool. 

    [author:]

        Marcel Hlopko <hlopkmar@fel.cvut.cz>

    [instance variables:]

        name - string found in constant pool at nameIndex. Represents field or method name.

        descriptor - string found in constant pool at descIndex. Represents field or method type.

    [class variables:]

    [see also:]

"

! !

!JavaNameAndType2 class methodsFor:'instance creation'!

in: aJavaConstantPool withNameAt: arg1 andDescriptorAt: arg2 

    "Create & return a new instance for arg."

    ^ self basicNew 

        initializeIn: aJavaConstantPool

        withNameAt: arg1

        andDescriptorAt: arg2

    "Created: / 10-05-2011 / 15:45:28 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

! !

!JavaNameAndType2 methodsFor:'accessing'!

constantPool

^constantPool.

    "Created: / 10-05-2011 / 17:16:23 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

!

constantPool: aJavaConstantPool

    constantPool := aJavaConstantPool.

    "Created: / 10-05-2011 / 17:16:37 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

!

descriptor

    ^constantPool at: descriptorIndex.

    "Created: / 08-04-2011 / 11:55:33 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

    "Modified: / 12-05-2011 / 18:51:04 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

!

name

    ^ constantPool at: nameIndex.

    "Created: / 08-04-2011 / 11:55:23 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

    "Modified: / 12-05-2011 / 18:42:16 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

!

owner

    ^ constantPool owner.

    "Created: / 12-05-2011 / 18:43:06 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

!

owner: javaClass

    constantPool owner: javaClass.

    "Created: / 12-05-2011 / 18:43:12 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

!

selector    

    ^ (self name , self descriptor) asSymbol.

    "Created: / 11-04-2011 / 21:31:27 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

    "Modified: / 12-05-2011 / 18:51:55 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

! !

!JavaNameAndType2 methodsFor:'backward compatibility'!

isUnresolved

^false.

    "Created: / 13-05-2011 / 18:43:17 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

!

signature

^self descriptor.

    "Created: / 13-05-2011 / 18:45:59 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

! !

!JavaNameAndType2 methodsFor:'comparing'!

= aNameAndType 

    self name ~= aNameAndType name ifTrue: [ ^ false ].

    ^ self descriptor = aNameAndType descriptor.

    "Created: / 08-04-2011 / 11:56:35 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

    "Modified: / 12-05-2011 / 18:44:15 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

!

hash

    ^ self name hash bitXor: self descriptor hash.

    "Created: / 08-04-2011 / 11:57:35 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

    "Modified: / 12-05-2011 / 18:44:26 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

! !

!JavaNameAndType2 methodsFor:'initialization'!

initializeIn: aJavaConstantPool withNameAt: nameCPIndex andDescriptorAt: descriptorCPIndex 

    nameIndex := nameCPIndex.

    descriptorIndex := descriptorCPIndex.

    constantPool := aJavaConstantPool.

    super initialize.

    "Created: / 10-05-2011 / 15:45:00 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

! !

!JavaNameAndType2 methodsFor:'logging'!

info: arg 

    Transcript show: arg printString.

    "Created: / 10-05-2011 / 16:50:48 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

!

warning: arg 

    Transcript show: arg printString.

    "Created: / 10-05-2011 / 15:01:08 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

! !

!JavaNameAndType2 methodsFor:'printing'!

printString

    ^ 'JavaNameAndType name=' , self name printString , ' descriptor= ' 

        , self descriptor printString.

    "Created: / 10-05-2011 / 14:17:38 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

    "Modified: / 12-05-2011 / 18:44:46 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

! !

!JavaNameAndType2 methodsFor:'queries'!

isJavaNameAndType

    "return true, if given object represents name and type struct in java constant pool"

    ^ true.

    "Created: / 10-05-2011 / 12:23:45 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

!

isNewJavaNameAndType

    "only temporary, to know if name and type is old (claus' version) or new (m version)"

    ^ true.

    "Created: / 10-05-2011 / 12:24:16 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

! !

!JavaNameAndType2 methodsFor:'resolving'!

resolve

    nameCache := constantPool at: nameIndex.

    descriptorCache := constantPool at: descriptorIndex.

    (nameCache isNil or: [ descriptorCache isNil ]) 

        ifTrue: [ self breakPoint: #mh ].

    ^self.

    "Created: / 18-05-2011 / 13:19:13 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

!

updateClassRefsFrom: oldOwner to: newOwner 

    self owner = oldOwner ifTrue: [

        self owner: newOwner.

    ].

    "Created: / 10-05-2011 / 16:50:48 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

    "Modified: / 04-06-2011 / 18:40:32 / Marcel Hlopko <hlopkmar@fel.cvut.cz>"

! !

!JavaNameAndType2 class methodsFor:'documentation'!

version

    ^ '$Header: /cvs/stx/stx/libjava/JavaNameAndType2.st,v 1.3 2011-11-24 11:55:31 cg Exp $'

!

version_CVS

    ^ '$Header: /cvs/stx/stx/libjava/JavaNameAndType2.st,v 1.3 2011-11-24 11:55:31 cg Exp $'

!

version_SVN

    ^ '§Id: JavaNameAndType2.st,v 1.1 2011/08/18 19:06:53 vrany Exp §'

! !