public static byte[] Convert(string classfilename, ILogger logger = null)
{
var moduleJVMPackage = new JavaModule();
moduleJVMPackage.LoadClass("go.class");
moduleJVMPackage.LoadJar("AntShares.SmartContract.Framework.jar");
var converter = new ModuleConverter(logger);
//有异常的话在 convert 函数中会直接throw 出来
var antmodule = converter.Convert(moduleJVMPackage);
return(antmodule.Build());
}
private static async Task parseJAVA(IOwinContext context, FormData formdata)
{
try
{
string dictname = null;
string classname = null;
var file = formdata.mapFiles["file"];
var code = System.Text.Encoding.UTF8.GetString(file);
//准备临时目录
{
Random i = new Random();
var num = i.Next();
while (System.IO.Directory.Exists("tmp_" + num.ToString("X08")))
{
num++;
}
dictname = "tmp_" + num.ToString("X08");
var fc = code.IndexOf("class");
int ibegin = -1;
for (int ib = fc + 6; ib < fc + 100; ib++)
{
if (ibegin < 0)
{
if (code[ib] == ' ')
{
continue;
}
else
{
ibegin = ib;
}
}
else
{
if (code[ib] == ' ' || code[ib] == '}')
{
classname = code.Substring(ibegin, ib - ibegin);
break;
}
}
}
}
System.IO.Directory.CreateDirectory(dictname);
string filename = System.IO.Path.Combine(dictname, classname + ".java");
System.IO.File.WriteAllText(filename, code);
string jarfile = "AntShares.SmartContract.Framework.jar";
System.IO.File.Copy(jarfile, System.IO.Path.Combine(dictname, jarfile));
//编译
try
{
System.Diagnostics.ProcessStartInfo info = new System.Diagnostics.ProcessStartInfo();
info.FileName = "cmd.exe";
info.UseShellExecute = false;
info.RedirectStandardOutput = true;
info.RedirectStandardInput = true;
info.RedirectStandardError = true;
info.WorkingDirectory = dictname;
var proc = System.Diagnostics.Process.Start(info);
proc.StandardInput.WriteLine("javac -cp " + jarfile + " " + classname + ".java");
proc.StandardInput.WriteLine("exit");
string back = proc.StandardError.ReadToEnd();
string inerror = "";
int line = -1;
string tag = "";
List <string> outline = new List <string>();
List <int> errorline = new List <int>();
List <string> errorTag = new List <string>();
string[] lines = back.Split(new string[] { "\r\n" }, StringSplitOptions.None);
for (var i = 0; i < lines.Length; i++)
{
if (inerror == "")
{
var mm = lines[i].Split(':');
if (mm.Length > 3)
{
line = int.Parse(mm[1]);
inerror += mm[3];
tag = mm[2];
}
}
else
{
if (lines[i].IndexOf("^") >= 0)
{
outline.Add(inerror);
errorline.Add(line);
errorTag.Add(tag);
inerror = "";
}
else
{
inerror += "\n" + lines[i];
}
}
}
if (outline.Count == 0)
{
//succ
}
else
{
MyJson.JsonNode_Object json = new MyJson.JsonNode_Object();
json["tag"] = new MyJson.JsonNode_ValueNumber(-3);
json["msg"] = new MyJson.JsonNode_ValueString("compile fail.");
MyJson.JsonNode_Array errs = new MyJson.JsonNode_Array();
json["errors"] = errs;
for (var i = 0; i < outline.Count; i++)
{
MyJson.JsonNode_Object errtag = new MyJson.JsonNode_Object();
errs.Add(errtag);
errtag.SetDictValue("msg", outline[i]);
errtag.SetDictValue("line", errorline[i]);
errtag.SetDictValue("tag", errorTag[i]);
//errtag.SetDictValue("col", r.Errors[i].Column);
}
await context.Response.WriteAsync(json.ToString());
return;
}
}
catch (Exception err)
{
MyJson.JsonNode_Object json = new MyJson.JsonNode_Object();
json["tag"] = new MyJson.JsonNode_ValueNumber(-2);
json["msg"] = new MyJson.JsonNode_ValueString("unknown fail on comp.");
json["err"] = new MyJson.JsonNode_ValueString(err.ToString());
await context.Response.WriteAsync(json.ToString());
return;
}
//conv
try
{
JavaModule module = new JavaModule();
module.LoadJar(jarfile);
module.LoadClass(System.IO.Path.Combine(dictname, classname + ".class"));
var logjson = new Log2Json();
var conv = new AntShares.Compiler.JVM.ModuleConverter(logjson);
var bs = conv.Convert(module).Build();
if (bs != null)
{
MyJson.JsonNode_Object json = new MyJson.JsonNode_Object();
json["tag"] = new MyJson.JsonNode_ValueNumber(0);
StringBuilder sb = new StringBuilder();
StringBuilder sb2 = new StringBuilder();
var hash = System.Security.Cryptography.SHA256.Create();
var hashbs = hash.ComputeHash(bs);
foreach (var b in bs)
{
sb.Append(b.ToString("X02"));
}
foreach (var b in hashbs)
{
sb2.Append(b.ToString("X02"));
}
json["hex"] = new MyJson.JsonNode_ValueString(sb.ToString());
json["hash"] = new MyJson.JsonNode_ValueString(sb2.ToString());
await context.Response.WriteAsync(json.ToString());
return;
}
else
{
{
MyJson.JsonNode_Object json = new MyJson.JsonNode_Object();
json["tag"] = new MyJson.JsonNode_ValueNumber(-4);
json["msg"] = new MyJson.JsonNode_ValueString("compile fail.");
json["info"] = logjson.array;
await context.Response.WriteAsync(json.ToString());
return;
}
}
}
catch (Exception err)
{
MyJson.JsonNode_Object json = new MyJson.JsonNode_Object();
json["tag"] = new MyJson.JsonNode_ValueNumber(-2);
json["msg"] = new MyJson.JsonNode_ValueString("unknown fail on conv.");
json["err"] = new MyJson.JsonNode_ValueString(err.ToString());
await context.Response.WriteAsync(json.ToString());
return;
}
}
catch
{
{
MyJson.JsonNode_Object json = new MyJson.JsonNode_Object();
json["tag"] = new MyJson.JsonNode_ValueNumber(-2);
json["msg"] = new MyJson.JsonNode_ValueString("parse fail.");
await context.Response.WriteAsync(json.ToString());
return;
}
}
}