connection: Begin creating a proper connection class to connect to a ESME

connection/SMPPConnection.st

@@ -0,0 +1,94 @@
+"
+ (C) 2014 by Holger Hans Peter Freyther
+ All Rights Reserved
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Affero General Public License as
+ published by the Free Software Foundation, either version 3 of the
+ License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program.  If not, see <http://www.gnu.org/licenses/>.
+"
+
+Osmo.OsmoStreamSocketBase subclass: SMPPConnection [
+    | writeQueue nextSeq systemId password systemType |
+    <category: 'SMPP-Connection'>
+
+    createConnection: aHostname port: aPort [
+        <category: 'socket'>
+        ^ Sockets.StreamSocket remote: aHostname port: aPort.
+    ]
+
+    systemId: anId [
+        systemId := anId
+    ]
+
+    password: aPassword [
+        password := aPassword
+    ]
+
+    systemType: aType [
+        systemType := aType
+    ]
+
+    scheduleBindTrx [
+        | header body seq data |
+
+        seq := nextSeq.
+        nextSeq := nextSeq + 1.
+
+        header := SMPPPDUHeader new
+                    commandId: SMPPBindTransceiver messageType;
+                    commandStatus: 0;
+                    sequenceNumber: seq;
+                    yourself.
+        body := SMPPBindTransceiver new
+                    systemId: systemId;
+                    password: password;
+                    systemType: systemType;
+                    version: 16r34;
+                    numberingPlanIndicator: 0;
+                    typeOfNumber: 0;
+                    addressRange: #[];
+                    yourself.
+
+        data := (SMPPMessage new
+                    header: header;
+                    body: body;
+                    toMessage) asByteArray.
+        writeQueue nextPut: data.
+    ]
+
+    connect [
+        super connect.
+        nextSeq := 0.
+        writeQueue := SharedQueue new.
+        self scheduleBindTrx.
+    ]
+
+    sendOne [
+        | msg |
+        "TODO: Pill of death!"
+        msg := writeQueue next.
+        socket nextPutAllFlush: msg.
+    ]
+
+    dispatchOne [
+        | msg |
+
+        [
+            msg := SMPPMessage readFrom: socket.
+            msg inspect.
+        ] on: Error do: [:e |
+            e
+                inspect;
+                pass
+        ]
+    ]
+]

package.xml

@@ -40,6 +40,8 @@
 
     <filein>codec/SMPPMessage.st</filein>
 
+    <filein>connection/SMPPConnection.st</filein>
+
     <test>
         <sunit>Osmo.SMPPPDUHeaderTest</sunit>
         <sunit>Osmo.SMPPMessageTest</sunit>