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Whitespace InstantMessengerApplication.ns
Signed-off-by: Stefan Marr <git@stefan-marr.de>
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‎core-lib/demos/applications/InstantMessengerApplication.ns‎

Lines changed: 75 additions & 96 deletions
Original file line numberDiff line numberDiff line change
@@ -4,44 +4,39 @@ class InstantMessengerApplication usingPlatform: platform = Value (
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private TransferArray = platform kernel TransferArray.
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private Dictionary = platform collections Dictionary.
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private TransferObject = platform kernel TransferObject.
7-
|
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)(
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|)(
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10-
public class InstantMessenger new: name total: size = (
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| private buddyMap ::= Dictionary new: size.
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public class InstantMessenger new: name total: size = (
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| private buddyMap = Dictionary new: size.
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private name = name.
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private textMessage ::= nil.
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|
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)(
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|)(
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public startChat: remoteMessenger = (
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| pDiscover pName pSend msg pp array |
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20-
pp:: actors createPromisePair.
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pp:: actors createPromisePair.
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22-
pDiscover:: self addMessenger: remoteMessenger. (* returns a far reference of the remote messenger *)
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(* returns a far reference of the remote messenger *)
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pDiscover:: self addMessenger: remoteMessenger.
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pName:: pDiscover <-: getName.
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pName whenResolved: [:remoteName |
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msg:: ('Hello ' + remoteName).
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pSend:: sendMessage: remoteName contentMsg: msg.
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pName:: pDiscover <-: getName.
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pName whenResolved: [:remoteName |
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msg:: 'Hello ' + remoteName.
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pSend:: sendMessage: remoteName contentMsg: msg.
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pSend whenResolved:[:result |
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(result = 'ok')
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ifTrue:[
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array:: TransferArray new: 2. (* array with the msg to display in the sender actor screen *)
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array at: 1 put: name.
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array at: 2 put: msg.
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pp resolver resolve: array.
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]
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ifFalse:[
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pp resolver resolve: nil.
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]
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].
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].
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pSend whenResolved: [:result |
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result = 'ok'
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ifTrue: [
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(* array with the msg to display in the sender actor screen *)
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array:: TransferArray new: 2.
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array at: 1 put: name.
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array at: 2 put: msg.
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pp resolver resolve: array ]
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ifFalse:[
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pp resolver resolve: nil ] ] ].
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^ pp promise
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^ pp promise
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)
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public getName = (
@@ -65,26 +60,23 @@ public class InstantMessenger new: name total: size = (
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public addMessenger: messenger = (
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| p name pName buddy |
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p:: actors createPromisePair.
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pName:: messenger <-: getName.
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pName whenResolved:[:n |
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(buddyMap containsKey: n)
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ifTrue:[
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buddyMap at: n put: messenger. (* update el far reference *)
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(getName + ' updated the far reference to buddy: '+ n) println.
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]
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ifFalse:[
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buddyMap at: n put: messenger.
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(getName + ' discovered a new messenger buddy: '+ n) println.
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].
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p resolver resolve: (buddyMap at: n).
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] onError:[:e|
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('-Error adding the messenger: ' + e) println.
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p resolver resolve: nil.
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].
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p:: actors createPromisePair.
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pName:: messenger <-: getName.
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pName whenResolved: [:n |
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(buddyMap containsKey: n)
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ifTrue: [
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buddyMap at: n put: messenger. (* update el far reference *)
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(getName + ' updated the far reference to buddy: '+ n) println. ]
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ifFalse: [
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buddyMap at: n put: messenger.
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(getName + ' discovered a new messenger buddy: '+ n) println ].
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p resolver resolve: (buddyMap at: n).
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] onError: [:e |
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('-Error adding the messenger: ' + e) println.
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p resolver resolve: nil.
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].
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^ p promise
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)
@@ -96,70 +88,57 @@ public class InstantMessenger new: name total: size = (
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sender:: textMessage getSender.
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(* print message to the screen *)
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self displayMessage: sender +': '+ content.
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self displayMessage: sender + ': ' + content.
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(* acknowledgement notification of message received *)
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^ 'ok'.
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)
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)
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)
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106-
class TextMessage new: content sender: senderName = TransferObject (
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class TextMessage new: content sender: senderName = TransferObject (
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| private msg = content.
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private sender = senderName.
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|
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)(
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public getContent = (
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^ msg.
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)
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|)(
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public getContent = (
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^ msg.
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)
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116-
public getSender = (
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^ sender
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public getSender = (
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^ sender
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)
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)
119110

120-
)
121-
122111
public main: args = (
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| completionPP1 completionPP2 users messenger1 messenger2 pResult1 pResult2 |
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completionPP1:: actors createPromisePair.
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completionPP2:: actors createPromisePair.
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'[INSTANT MESSENGER APPLICATION] Starting' println.
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| completionPP1 completionPP2 users messenger1 messenger2 pResult1 pResult2 |
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131-
users:: Array new: 2.
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users at: 1 put: 'Joe'.
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users at: 2 put: 'Marie'.
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completionPP1:: actors createPromisePair.
115+
completionPP2:: actors createPromisePair.
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135-
messenger1:: (actors createActorFromValue: InstantMessenger) <-: new: (users at: 1) total: users size.
136-
messenger2:: (actors createActorFromValue: InstantMessenger) <-: new: (users at: 2) total: users size.
117+
'[INSTANT MESSENGER APPLICATION] Starting' println.
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138-
pResult1:: messenger1 <-: startChat: messenger2.
139-
pResult1 whenResolved:[:result |
140-
result
141-
ifNotNil:[
142-
messenger1 <-: displayMessage: (result at: 1) +': '+ (result at: 2).
143-
completionPP1 resolver resolve: 0. (* end application *)
144-
]
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].
119+
users:: Array new: 2.
120+
users at: 1 put: 'Joe'.
121+
users at: 2 put: 'Marie'.
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147-
pResult2:: messenger2 <-: startChat: messenger1.
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pResult2 whenResolved:[: result|
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result
150-
ifNotNil:[
151-
messenger2 <-: displayMessage: (result at: 1) +': '+ (result at: 2).
152-
completionPP2 resolver resolve: 0. (* end application *)
153-
]
154-
].
123+
messenger1:: (actors createActorFromValue: InstantMessenger) <-: new: (users at: 1) total: users size.
124+
messenger2:: (actors createActorFromValue: InstantMessenger) <-: new: (users at: 2) total: users size.
155125

156-
^ completionPP1 promise whenResolved: [:result1 |
126+
pResult1:: messenger1 <-: startChat: messenger2.
127+
pResult1 whenResolved: [:result |
128+
result ifNotNil: [
129+
messenger1 <-: displayMessage: (result at: 1) + ': ' + (result at: 2).
130+
completionPP1 resolver resolve: 0. (* end application *)
131+
] ].
157132

158-
completionPP2 promise whenResolved: [:result2 |
133+
pResult2:: messenger2 <-: startChat: messenger1.
134+
pResult2 whenResolved: [:result |
135+
result ifNotNil:[
136+
messenger2 <-: displayMessage: (result at: 1) + ': ' + (result at: 2).
137+
completionPP2 resolver resolve: 0. (* end application *)
138+
] ].
159139

160-
'\n\n''[INSTANT MESSENGER APPLICATION] Ending' println.
161-
].
162-
].
163-
)
164-
165-
)
140+
^ completionPP1 promise whenResolved: [:result1 |
141+
completionPP2 promise whenResolved: [:result2 |
142+
'\n\n[INSTANT MESSENGER APPLICATION] Ending' println ] ].
143+
)
144+
)

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