/// <summary>
/// 把RF函数中的字段元数据添加到Table中
/// </summary>
/// <param name="pMetadata"></param>
/// <param name="dt"></param>
private static void AddMetadataToTable(ref RfcParameterMetadata pMetadata, ref DataTable dt)
{
DataRow dtrow = dt.NewRow();
dtrow["Name"] = pMetadata.Name;
dtrow["DataType"] = pMetadata.DataType;
dtrow["Decimals"] = pMetadata.Decimals;
if (pMetadata.DefaultValue != null)
{
if (pMetadata.DefaultValue.StartsWith("'"))
{
pMetadata.DefaultValue = pMetadata.DefaultValue.Remove(0, 1);
}
if (pMetadata.DefaultValue.EndsWith("'"))
{
pMetadata.DefaultValue = pMetadata.DefaultValue.Remove(pMetadata.DefaultValue.Length - 1, 1);
}
if (pMetadata.DefaultValue.ToUpper() == "SPACE")
{
pMetadata.DefaultValue = string.Empty;
}
dtrow["DefaultValue"] = pMetadata.DefaultValue;
}
dtrow["Length"] = pMetadata.NucLength;
dtrow["Optional"] = pMetadata.Optional;
dtrow["Documentation"] = pMetadata.Documentation;
if (pMetadata.DataType == RfcDataType.STRUCTURE)
{
RfcContainerMetadata <RfcFieldMetadata> meta = pMetadata.ValueMetadataAsStructureMetadata;
dtrow["DataTypeName"] = meta.Name;
}
else if (pMetadata.DataType == RfcDataType.TABLE)
{
RfcContainerMetadata <RfcFieldMetadata> meta = pMetadata.ValueMetadataAsTableMetadata;
RfcTableMetadata tablem = pMetadata.ValueMetadataAsTableMetadata;
dtrow["DataTypeName"] = tablem.LineType.Name;
}
else
{
}
dt.Rows.Add(dtrow);
}
/// <summary>
/// 读取RFCFunction的所有元数据，并以DataTable的形式输出
/// </summary>
/// <param name="sysName"></param>
/// <param name="funame"></param>
/// <returns></returns>
public static FunctionMetaAsDataTable GetRfcFuncMetaAsDataTable(string sysName, string funame)
{
FunctionMetaAsDataTable metaTable = null;
try
{
RfcFunctionMetadata MetaData = GetRfcFunctionMetadata(sysName, funame);
metaTable = new FunctionMetaAsDataTable();
DataTable dtImport = FunctionMetaAsDataTable.ParameterDefinitionView();
DataTable dtExport = dtImport.Copy();
DataTable dtChanging = dtImport.Copy();
DataTable dtTables = dtImport.Copy();
//根据参数的方向，分为四种（CHANGING,EXPORT,IMPORT,TABLES);
for (int i = 0; i < MetaData.ParameterCount; i++)
{
RfcParameterMetadata pMetadata = MetaData[i];
switch (pMetadata.Direction)
{
//创建四个方向的参数列表
case RfcDirection.CHANGING:
AddMetadataToTable(ref pMetadata, ref dtChanging);
break;
case RfcDirection.EXPORT:
AddMetadataToTable(ref pMetadata, ref dtExport);
break;
case RfcDirection.IMPORT:
AddMetadataToTable(ref pMetadata, ref dtImport);
break;
case RfcDirection.TABLES:
AddMetadataToTable(ref pMetadata, ref dtTables);
break;
}
if (pMetadata.DataType == RfcDataType.STRUCTURE)
{
RfcStructureMetadata strucmeta = pMetadata.ValueMetadataAsStructureMetadata;
RfcContainerMetadata <RfcFieldMetadata> meta = pMetadata.ValueMetadataAsStructureMetadata;
if (!metaTable.StructureDetail.Keys.Contains(meta.Name))
{
//在这里创建结构体的定义表格
DataTable dtStructure = FunctionMetaAsDataTable.StructDefinitionView();
for (int f = 0; f < strucmeta.FieldCount; f++)
{
DataRow dr = dtStructure.NewRow();
RfcFieldMetadata fieldm = strucmeta[f];
dr["Name"] = fieldm.Name;
dr["DataType"] = fieldm.DataType.ToString();
dr["Decimals"] = fieldm.Decimals;
dr["Length"] = fieldm.NucLength;
dr["Documentation"] = fieldm.Documentation;
dtStructure.Rows.Add(dr);
}
metaTable.StructureDetail.Add(meta.Name, dtStructure);
}
if (!metaTable.InputTable.Keys.Contains(pMetadata.Name))
{
//用于输入数据的DataTable;
DataTable dtInput = new DataTable();
for (int f = 0; f < strucmeta.FieldCount; f++)
{
RfcFieldMetadata fieldm = strucmeta[f];
DataColumn dc = null;
String colName = fieldm.Name;
dc = new DataColumn(colName, Type.GetType("System.String"));
dc.MaxLength = fieldm.NucLength;
dc.Caption = fieldm.Documentation;
dtInput.Columns.Add(dc);
}
metaTable.InputTable.Add(pMetadata.Name, dtInput);
}
}
else if (pMetadata.DataType == RfcDataType.TABLE)
{
//在这里创建表的定义明细表格
RfcTableMetadata tablem = pMetadata.ValueMetadataAsTableMetadata;
if (!metaTable.StructureDetail.Keys.Contains(tablem.LineType.Name))
{
DataTable dtTable = FunctionMetaAsDataTable.StructDefinitionView();
for (int f = 0; f < tablem.LineType.FieldCount; f++)
{
DataRow dr = dtTable.NewRow();
RfcFieldMetadata fieldm = tablem.LineType[f];
dr["Name"] = fieldm.Name;
dr["DataType"] = fieldm.DataType;
dr["Decimals"] = fieldm.Decimals;
dr["Length"] = fieldm.NucLength;
dr["Documentation"] = fieldm.Documentation;
dtTable.Rows.Add(dr);
}
metaTable.StructureDetail.Add(tablem.LineType.Name, dtTable);
}
if (!metaTable.InputTable.Keys.Contains(pMetadata.Name))
{
//用于输入数据的DataTable;
DataTable dtInput = new DataTable();
for (int f = 0; f < tablem.LineType.FieldCount; f++)
{
RfcFieldMetadata fieldm = tablem.LineType[f];
DataColumn dc = null;
String colName = fieldm.Name;
dc = new DataColumn(colName, Type.GetType("System.String"));
dc.MaxLength = fieldm.NucLength;
dc.Caption = fieldm.Documentation;
dtInput.Columns.Add(dc);
}
metaTable.InputTable.Add(pMetadata.Name, dtInput);
}
}
}
metaTable.Import = dtImport;
metaTable.Export = dtExport;
metaTable.Changing = dtChanging;
metaTable.Tables = dtTables;
}
catch (Exception ee)
{
metaTable = null;
throw new SAPException(ee.Message);
}
return(metaTable);
}
/// <summary>
/// 读取RFC函数的全部信息
/// </summary>
/// <param name="sysName"></param>
/// <param name="funame"></param>
/// <returns></returns>
public static RfcFunctionMetaAsList GetFuncMetaAsList(string sysName, string funame)
{
funame = funame.ToUpper().Trim();
RfcFunctionMetadata MetaData = GetRfcFunctionMetadata(sysName, funame);
RfcFunctionMetaAsList metaList = new RfcFunctionMetaAsList();
// metaList.Import.Add(
//根据参数的方向，分为四种（CHANGING,EXPORT,IMPORT,TABLES);
for (int i = 0; i < MetaData.ParameterCount; i++)
{
RfcParameterMetadata pMetadata = MetaData[i];
FunctionField field = null;
String dataTypeName = String.Empty;
if (pMetadata.DataType == RfcDataType.STRUCTURE)
{
RfcContainerMetadata <RfcFieldMetadata> meta = pMetadata.ValueMetadataAsStructureMetadata;
dataTypeName = meta.Name;
}
else if (pMetadata.DataType == RfcDataType.TABLE)
{
RfcContainerMetadata <RfcFieldMetadata> meta = pMetadata.ValueMetadataAsTableMetadata;
RfcTableMetadata tablem = pMetadata.ValueMetadataAsTableMetadata;
dataTypeName = tablem.LineType.Name;
}
field = new FunctionField(pMetadata.Name, pMetadata.Direction.ToString(), pMetadata.DataType.ToString(), pMetadata.Decimals, pMetadata.DefaultValue, pMetadata.NucLength, pMetadata.Optional, pMetadata.Documentation, dataTypeName);
switch (pMetadata.Direction)
{
//创建四个方向的参数列表
case RfcDirection.CHANGING:
metaList.Changing.Add(pMetadata.Name, field);
break;
case RfcDirection.EXPORT:
metaList.Export.Add(pMetadata.Name, field);
break;
case RfcDirection.IMPORT:
metaList.Import.Add(pMetadata.Name, field);
break;
case RfcDirection.TABLES:
metaList.Tables.Add(pMetadata.Name, field);
break;
}
if (pMetadata.DataType == RfcDataType.STRUCTURE)
{
RfcContainerMetadata <RfcFieldMetadata> fieldMeta = pMetadata.ValueMetadataAsStructureMetadata;
if (!metaList.StructureDetail.Keys.Contains(fieldMeta.Name))
{
RfcStructureMetadata strucmeta = pMetadata.ValueMetadataAsStructureMetadata;
List <StructureField> fieldList = new List <StructureField>();
for (int f = 0; f < strucmeta.FieldCount; f++)
{
RfcFieldMetadata fieldm = strucmeta[f];
StructureField structureField = new StructureField(fieldm.Name, fieldm.DataType.ToString(), fieldm.Decimals, fieldm.NucLength, fieldm.Documentation);
fieldList.Add(structureField);
}
metaList.StructureDetail.Add(fieldMeta.Name, fieldList);
}
}
else if (pMetadata.DataType == RfcDataType.TABLE)
{
RfcTableMetadata tableMeta = pMetadata.ValueMetadataAsTableMetadata;
if (!metaList.StructureDetail.Keys.Contains(tableMeta.LineType.Name))
{
List <StructureField> tableFieldList = new List <StructureField>();
for (int f = 0; f < tableMeta.LineType.FieldCount; f++)
{
RfcFieldMetadata fieldm = tableMeta.LineType[f];
StructureField structureField = new StructureField(fieldm.Name, fieldm.DataType.ToString(), fieldm.Decimals, fieldm.NucLength, fieldm.Documentation);
tableFieldList.Add(structureField);
}
metaList.StructureDetail.Add(tableMeta.LineType.Name, tableFieldList);
}
}
}
return(metaList);
}
