/// <summary>
/// 填充所有的参数调用SAP RFC函数后，填充所有的参数
/// </summary>
/// <param name="funame">函数名</param>
/// <param name="list">输入参数列表</param>
/// <param name="olist">输出参数列表</param>
/// <returns></returns>
private static bool InvokeFunctionFromJson(string sysName, string funame, RfcInputListJson list, out RfcOutputListJson olist)
{
try
{
if (funame == "" || null == list)
{
olist = null;
return(false);
}
if (!SAPFunction.CheckFunction(sysName, funame))
{
olist = null;
return(false);
}
RfcDestination destination = SAPDestination.GetDesByName(sysName);
RfcFunctionMetadata MetaData = destination.Repository.GetFunctionMetadata(funame);
IRfcFunction function = MetaData.CreateFunction();
//初步序列化后的参数还需要进一步进行格式化，把结构体与表格都转化成SAP格式。
list.All.Clear();
list.All.AddRange(list.Import);
list.All.AddRange(list.Change);
list.All.AddRange(list.Tables);
foreach (var item in list.All)
{
if (item.Value == null)
{
continue;
}
RfcParameterMetadata p = MetaData[item.Name];
if (p == null)
{
continue;
}
//尝试把OBJECT反解析成对应的类型
if (p.DataType == RfcDataType.STRUCTURE)
{
Console.WriteLine(item.Value.GetType().ToString());
if (item.Value.GetType().ToString() != "Newtonsoft.Json.Linq.JArray" && item.Value.GetType().ToString() != "System.Array")
{
continue;
}
if (item.Value.GetType().ToString() != "System.Array")
{
// continue;
}
IRfcStructure str = function.GetStructure(item.Name, true);
var arr = JsonConvert.DeserializeObject <List <Dictionary <string, object> > >(item.Value.ToString());
if (arr.Count == 1)
{
//结构使用第一行
var o = arr[0];
for (int s = 0; s < str.Metadata.FieldCount; s++)
{
RfcFieldMetadata field = str.Metadata[s];
str.SetValue(field.Name, o[field.Name]);
}
}
item.Value = str;
}
else if (p.DataType == RfcDataType.TABLE)
{
if (string.IsNullOrEmpty(item.Value.ToString()))
{
continue;
}
IRfcTable tbl = function.GetTable(item.Name, true);
var arr = JsonConvert.DeserializeObject <List <Dictionary <string, object> > >(item.Value.ToString());
for (int x = 0; x < arr.Count; x++)
{
IRfcStructure str = tbl.Metadata.LineType.CreateStructure();
for (int s = 0; s < tbl.Metadata.LineType.FieldCount; s++)
{
RfcFieldMetadata field = tbl.Metadata.LineType[s];
str.SetValue(field.Name, arr[x][field.Name]);
}
tbl.Append(str);
}
item.Value = tbl;
}
}
//填充所有的参数
for (int i = 0; i < MetaData.ParameterCount; i++)
{
RfcParameterMetadata pMetadata = MetaData[i];
if (list.All.Exists(x => x.Name == pMetadata.Name))
{
var value = list.All.Find(x => x.Name == pMetadata.Name).Value;
if (value != null)
{
function.SetValue(pMetadata.Name, value);
}
}
}
//远程调用函数
try
{
function.Invoke(destination);
}
catch (RfcAbapException ee)
{
throw new Exception(ee.Key + ee.Message);
}
//保留调用结果。
RfcOutputListJson outlist = new RfcOutputListJson();
//循环读取结果。把所以的结果都保存到List<object>中。
for (int i = 0; i < MetaData.ParameterCount; i++)
{
RfcParameterMetadata pMetadata = MetaData[i];
//
if (pMetadata.Direction == RfcDirection.IMPORT)
{
continue;
}
RfcKeyValueJson d = new RfcKeyValueJson();
d.Name = pMetadata.Name;
if (pMetadata.DataType == RfcDataType.STRUCTURE)
{
//注意，在这里就算是结构体，也把放到List中，这样可以序列化成数组格式。
List <object> tb_list = new List <object>();
IRfcStructure row = function.GetStructure(pMetadata.Name);
Dictionary <string, object> rowd = new Dictionary <string, object>();
for (int x = 0; x < row.Metadata.FieldCount; x++)
{
rowd.Add(row[x].Metadata.Name, row[x].GetValue());
}
tb_list.Add(rowd);
d.Value = tb_list;
}
else if (pMetadata.DataType == RfcDataType.TABLE)
{
List <object> tb_list = new List <object>();
IRfcTable table = function.GetTable(pMetadata.Name);
var readItems = table.RowCount;
if (readItems > 0)
{
try
{
//保存结果到数据库。
RfcTableMetadata tableMeta = pMetadata.ValueMetadataAsTableMetadata;
var _table = new SapTable(sysName, funame + "_" + pMetadata.Name, tableMeta.LineType.Name);
_table.DbConnectionString = ConfigFileTool.SAPGlobalSettings.GetDefaultDbConnection();
_table.NewTable = true;
_table.SaveDataTable(SAPFunction.RfcTableToDataTable(table));
// RfcTableToDb dbhelper = new RfcTableToDb(funame, d.Name, tble);
// dbhelper.saveTable();
}
catch (Exception ee)
{
throw new Exception(ee.Message);
}
// ThreadStart threadStart = new ThreadStart(dbhelper.saveTable);
// Thread thread = new Thread(threadStart);
// thread.Start();
//DbHelper.saveRfcTable(funame,ref tble);
}
//控制100条，数据过多会序列华出错。以后再做改善，
if (readItems > 10)
{
readItems = 10;
}
for (int rowc = 0; rowc < readItems; rowc++)
{
IRfcStructure row = table[rowc];
Dictionary <string, object> rowd = new Dictionary <string, object>();
for (int x = 0; x < row.Metadata.FieldCount; x++)
{
rowd.Add(row[x].Metadata.Name, row[x].GetValue());
}
tb_list.Add(rowd);
}
d.Value = tb_list;
}
else
{
d.Value = function.GetValue(pMetadata.Name);
}
//存放于不同的集合也是为了序列化方便。
switch (pMetadata.Direction)
{
case RfcDirection.CHANGING:
outlist.Change.Add(d);
break;
case RfcDirection.EXPORT:
outlist.Export.Add(d);
break;
case RfcDirection.IMPORT:
outlist.Import.Add(d);
break;
case RfcDirection.TABLES:
outlist.Tables.Add(d);
break;
}
}
olist = outlist;
return(true);
}
catch (Exception e)
{
throw new SAPException(e.Message);
}
}