/// <summary>
/// Processes the dynamic elements with old syntax $property$
/// </summary>
/// <param name="parameterObject">The parameter object.</param>
/// <returns></returns>
private string ProcessDynamicElementsOldSyntax(object parameterObject)
{
var textPropertyProbe = new TextPropertyProbe(sqlStatement);
// code that was here has been moved as is into appropriate classes using a strategy pattern.
return textPropertyProbe.Process(new SimpleDynamicSqlTextTokenHandler(this.dataExchangeFactory, parameterObject));
}
/// <summary>
/// Processes the body children.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="ctx">The CTX.</param>
/// <param name="parameterObject">The parameter object.</param>
/// <param name="childEnumerator">The child enumerator.</param>
/// <param name="buffer">The buffer.</param>
private void ProcessBodyChildren(
RequestScope request,
SqlTagContext ctx,
object parameterObject,
IEnumerator<ISqlChild> childEnumerator,
StringBuilder buffer)
{
while (childEnumerator.MoveNext())
{
ISqlChild child = childEnumerator.Current;
if (child is SqlText)
{
// this represents the content within a mybatis xml tag, typically the hand-crafted sql itself
var sqlText = (SqlText)child;
if (sqlText.IsWhiteSpace)
{
buffer.Append(sqlText.Text);
}
else
{
// BODY OUT
var textPropertyProbe = new TextPropertyProbe(sqlText.Text);
// process the sql text content, replacing bindings and property usage.
var sqlStatment = textPropertyProbe.Process(new DynamicSqlTextTokenHandler(ctx, sqlText));
buffer.Append(" ");
buffer.Append(sqlStatment);
ctx.AddParameterMappings(sqlText);
}
}
else if (child is SqlTag)
{
SqlTag tag = (SqlTag)child;
ISqlTagHandler handler = tag.Handler;
int response = BaseTagHandler.INCLUDE_BODY;
do
{
var body = new StringBuilder();
// if the tag is a bind element, add the bind element to a list so that we can later on work out how to replace variable usage.
if (tag is Bind)
ctx.RememberBinding((Bind)tag);
response = handler.DoStartFragment(ctx, tag, parameterObject);
// replace any bind variables found within the body content.
// what's a bit confusing here is that the body element is essentially populated by actions that take place after this line
// a recursive call could then be made which results in this being called again.
ctx.ReplaceBindingVariables(body);
if (response == BaseTagHandler.SKIP_BODY)
break;
ctx.CheckAssignFirstDynamicTagWithPrepend(tag);
ProcessBodyChildren(request, ctx, parameterObject, tag.GetChildrenEnumerator(), body);
response = handler.DoEndFragment(ctx, tag, parameterObject, body);
handler.DoPrepend(ctx, tag, parameterObject, body);
if (response == BaseTagHandler.SKIP_BODY)
break;
if (body.Length > 0)
{
// BODY OUT
if (handler.IsPostParseRequired)
{
var sqlText = InlineParameterMapParser.ParseInlineParameterMap(dataExchangeFactory, statement.Id, null, body.ToString());
sqlText.Parent = tag;
buffer.Append(sqlText.Text);
ctx.AddParameterMappings(sqlText);
}
else
{
buffer.Append(" ");
buffer.Append(body.ToString());
}
if (tag.IsPrependAvailable && tag == ctx.FirstNonDynamicTagWithPrepend)
{
ctx.IsOverridePrepend = false;
}
}
}
while (response == BaseTagHandler.REPEAT_BODY);
}
}
}