internal override int EvaluateCore(Expression expression, EvaluationContext context, out object result)
{
result = null;
IVRuntimeContext runtime = context as IVRuntimeContext;
// 两个输入参数
string moduleID = expression.Parameters[0].ToString();
string key = expression.Parameters[1].ToString();
IDictionary output;
if (!runtime.TaskOutputs.TryGetValue(moduleID, out output))
{
logger.ErrorFormat("没有找到模块{0}的输出参数", moduleID);
return(ResponseCode.MODULE_NOT_FOUND);
}
if (!output.Contains(key))
{
logger.ErrorFormat("模块{0}的输出不存在参数:{1}", moduleID, key);
return(ResponseCode.PROPERTY_NOT_FOUND);
}
result = output[key];
return(ResponseCode.SUCCESS);
}
internal override int EvaluateCore(Expression expression, EvaluationContext context, out object result)
{
result = false;
IVRuntimeContext runtime = context as IVRuntimeContext;
if (expression.Parameters.Any(v => v == null))
{
return(ResponseCode.EXPR_PARAMS_NULL_REFERENCE);
}
if (expression.Parameters.Any(v => string.IsNullOrEmpty(v.ToString())))
{
return(ResponseCode.EXPR_PARAMS_NULL_REFERENCE);
}
string first = expression.Parameters[0].ToString();
this.PubMessage("第1个参数 = {0}", first);
int total = expression.Children.Count;
for (int i = 1; i < total; i++)
{
string current = expression.Parameters[i].ToString();
this.PubMessage("第{0}个参数 = {1}", i + 1, current);
if (string.Compare(first, current, false) != 0)
{
result = false;
return(ResponseCode.SUCCESS);
}
}
result = true;
return(ResponseCode.SUCCESS);
}
internal override int EvaluateCore(Expression expression, EvaluationContext context, out object result)
{
result = null;
IVRuntimeContext runtime = context as IVRuntimeContext;
// 表达式是${XXX}类型的
if (expression.Parameters.Count == 0)
{
if (!runtime.MacroDefinitions.TryGetValue(expression.ExpressionText, out result))
{
logger.ErrorFormat("不存在宏定义:{0}", expression.ExpressionText);
return(ResponseCode.MACRO_NOT_FOUND);
}
else
{
return(ResponseCode.SUCCESS);
}
}
// 表达式是$macro('XXX')类型的
string macroName = expression.Parameters[0].ToString();
if (string.IsNullOrEmpty(macroName))
{
return(ResponseCode.EXPR_PARAMS_ILLEGAL);
}
if (!runtime.MacroDefinitions.TryGetValue(macroName, out result))
{
logger.ErrorFormat("不存在宏定义:{0}", macroName);
return(ResponseCode.MACRO_NOT_FOUND);
}
return(ResponseCode.SUCCESS);
}
