ExternalLong.st
author Claus Gittinger <cg@exept.de>
Tue, 22 Jan 2008 23:31:54 +0100
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"
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 COPYRIGHT (c) 1998 by eXept Software AG
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              All Rights Reserved
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 This software is furnished under a license and may be used
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 only in accordance with the terms of that license and with the
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 inclusion of the above copyright notice.   This software may not
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 be provided or otherwise made available to, or used by, any
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 other person.  No title to or ownership of the software is
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 hereby transferred.
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"
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"{ Package: 'stx:libbasic2' }"
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ExternalBytes subclass:#ExternalLong
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	instanceVariableNames:''
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	classVariableNames:''
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	poolDictionaries:''
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	category:'System-Support'
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!
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!ExternalLong class methodsFor:'documentation'!
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copyright
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"
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 COPYRIGHT (c) 1998 by eXept Software AG
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              All Rights Reserved
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 This software is furnished under a license and may be used
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 only in accordance with the terms of that license and with the
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 inclusion of the above copyright notice.   This software may not
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 be provided or otherwise made available to, or used by, any
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 other person.  No title to or ownership of the software is
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 hereby transferred.
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"
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! !
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!ExternalLong class methodsFor:'instance creation'!
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new
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    ^ super new:4
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    "
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     ExternalLong new
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    "
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!
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unprotectedNew
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    ^ super unprotectedNew:4
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    "
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     ExternalLong new
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    "
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! !
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!ExternalLong methodsFor:'accessing'!
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asBoolean
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    |result|
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    result := self byteAt:1.
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    result = 0 ifTrue:[
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        ^ false.
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    ].
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    ^ true.
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    "
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    "
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!
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asInteger
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    ^ self signedWordAt:1 MSB:false
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    "
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     ODBCLibrary::ExternalLong new value:10
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    "
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!
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asNullStatus
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    |result|
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    result := self wordAt:1 MSB:false.
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    result = 0 ifTrue:[
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        ^ #SQL_NO_NULLS.
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    ] ifFalse:[
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        result = 1 ifTrue:[
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            ^ #SQL_NULLABLE.
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        ] ifFalse:[
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            ^ #SQL_NULLABLE_UNKNOWN
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        ].
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    ].
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    ^ nil
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!
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boolean:bool
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    |result|
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    bool ifTrue:[self byteAt:1 put:1].
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    self byteAt:1 put:0.
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!
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value
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    ^ self doubleWordAt:1
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    "
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     ExternalLong new value:10
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    "
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    "Modified: / 30.3.1998 / 17:07:57 / cg"
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!
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value:anInteger
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    self doubleWordAt:1 put:anInteger
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! !
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!ExternalLong class methodsFor:'documentation'!
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version
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    ^ '$Header: /cvs/stx/stx/libbasic2/ExternalLong.st,v 1.4 2008-01-22 22:31:54 cg Exp $'
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! !