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GAMSRemoteClass.cs
1using System;
2using System.Collections.Generic;
3using System.Linq;
4using System.Text;
5using System.IO;
6using GAMS;
7
8
9namespace GAMSRemoteObject
10{
24 public class GAMSRemoteClass : MarshalByRefObject
25 {
26
27 public GAMSRemoteClass()
28 {
29 Console.WriteLine("Constructor");
30 }
31
32 ~GAMSRemoteClass()
33 {
34 Console.WriteLine("Destructor");
35 }
36
37 public int RunServer(string ModelText, byte[] GDXInFile, byte[] ParameterFile, ref byte[] GDXOutFile, ref string LogOutput, ref string Message)
38 {
39 try
40 {
41 bool fDebug = false;
42
43 if (ModelText.Length == 0)
44 {
45 Message = "No model text received";
46 return 1;
47 }
48
49 GAMSWorkspace ws = new GAMSWorkspace();
50 GAMSOptions opt = null;
51 if (ParameterFile.Length > 0)
52 {
53 string ParameterFileName = Path.Combine(ws.WorkingDirectory, ws.ScratchFilePrefix + Path.GetRandomFileName());
54 if (fDebug)
55 Console.WriteLine("Writing Parameter file:" + ParameterFileName);
56 File.WriteAllBytes(ParameterFileName, ParameterFile);
57 opt = ws.AddOptions(optFile: ParameterFileName);
58 if (!fDebug)
59 File.Delete(ParameterFileName);
60 }
61
62 string GDXInFileName = Path.Combine(ws.WorkingDirectory, ws.ScratchFilePrefix + Path.GetRandomFileName());
63 string GDXOutFileName = Path.Combine(ws.WorkingDirectory, ws.ScratchFilePrefix + Path.GetRandomFileName());
64
65 if (GDXInFile.Length > 0)
66 {
67 if (fDebug)
68 Console.WriteLine("Writing GDX File:" + GDXInFileName);
69 File.WriteAllBytes(GDXInFileName, GDXInFile);
70 opt.Defines["GDXInFile"] = GDXInFileName;
71 }
72 opt.Defines["GDXOutFile"] = GDXOutFileName;
73
74 if (fDebug)
75 Console.WriteLine("Starting job...");
76
77 StringWriter log = new StringWriter();
78 GAMSJob job = ws.AddJobFromString(ModelText);
79 job.Run(opt, log, false);
80 LogOutput = log.ToString();
81
82 if (fDebug)
83 Console.WriteLine("Reading GDXOut File: " + GDXOutFileName);
84 GDXOutFile = File.ReadAllBytes(GDXOutFileName);
85
86 if (!fDebug)
87 {
88 File.Delete(GDXInFileName);
89 File.Delete(GDXOutFileName);
90 }
91 Message = "Successful Run";
92 return 0;
93
94 }
95 catch (Exception ex)
96 {
97 Console.WriteLine("Error:\n{0}", ex.Message);
98 Message = ex.Message;
99 return 1;
100 }
101 }
102
103
104 }
105}
GAMSRemoteObject.GAMSRemoteClass
This example demonstrates how to implement a simple GAMS Server. The example has two parts: GAMSServe...
Definition: GAMSRemoteClass.cs:25
GAMS::GAMSJob::Run
void Run(GAMSOptions gamsOptions=null, GAMSCheckpoint checkpoint=null, TextWriter output=null, Boolean createOutDB=true)
GAMS::GAMSOptions::Defines
Dictionary< string, string > Defines
GAMS::GAMSWorkspace::AddJobFromString
GAMSJob AddJobFromString(string gamsSource, GAMSCheckpoint checkpoint=null, string jobName=null)
GAMS::GAMSWorkspace::AddOptions
GAMSOptions AddOptions(GAMSOptions optFrom=null)