private static bool seek(IDataCursor ic, int position)
{
int curPos = 0;
if (ic.first())
{
while (curPos < position)
{
if (!ic.next())
{
return(false);
}
curPos++;
}
return(true);
}
return(false);
}
private static bool seek(IDataCursor ic, int position)
{
int curPos = 0;
if (ic.first())
{
while (curPos < position)
{
if (!ic.next())
{
return false;
}
curPos++;
}
return true;
}
return false;
}
public static object get(IData parent, WmPathItem pathItem, bool bestEffort, IData origPipe)
{
if ((parent == null) || (pathItem == null))
{
return(null);
}
Object value = null;
if (pathItem.pathType == 0)
{
IDataCursor cursor = parent.getCursor();
String name = pathItem.name;
if (cursor.first(name))
{
value = cursor.getValue();
}
cursor.destroy();
}
else if (pathItem.pathType == 1)
{
if (pathItem.position < 0)
{
return(null);
}
IDataCursor cursor = parent.getCursor();
if (seek(cursor, pathItem.position))
{
value = cursor.getValue();
}
cursor.destroy();
}
else if (pathItem.pathType == 2)
{
if (pathItem.position < 0)
{
return(null);
}
IDataCursor cursor = parent.getCursor();
String name = pathItem.name;
int position = pathItem.position;
bool find = true;
for (int i = 0; i <= position; i++)
{
if (!cursor.next(name))
{
find = false;
break;
}
}
if (find)
{
value = cursor.getValue();
}
cursor.destroy();
}
else if (pathItem.pathType == 3)
{
return(null);
}
if ((!bestEffort) &&
(!dataCheck(value, pathItem)))
{
value = null;
}
if ((value is WmIDataList))
{
value = ((WmIDataList)value).getItems();
}
if (pathItem.arrayIndex == -1)
{
return(value);
}
return(getByArrayIndex(value, pathItem, origPipe));
}
/*protected bool validateMessage(FlowState state, IData pipeline, bool inOpt)
* {
* NSService svc = getService(state.getNamespace(), NSName.create(getNSName()));
*
* int vo = inOpt ? svc.getInputValidatorOptions() : svc.getOutputValidatorOptions();
* if (vo == 2)
* {
* IData val = null;
*
* NSRecord nsr = inOpt ? svc.getSignature().getInput() : svc.getSignature().getOutput();
*
* ValidatorOptions vtorOpts = Validator.getDefaultOptions();
*
* Validator vtor = Validator.create(pipeline, nsr, vtorOpts);
* boolean valid = false;
* Exception ex = null;
* try
* {
* val = vtor.validate();
* IDataCursor ic = val.getCursor();
* if (ic.first("isValid"))
* {
* valid = IDataUtil.getBoolean(ic);
* }
* ic.destroy();
* }
* catch (Exception e)
* {
* ex = e;
* }
* if ((!valid) || (ex != null))
* {
* Object[] subs = { svc.getNSName().getFullName(), FlowInvoke.getValidationMsgs(val) };
* if (ex == null)
* {
* ex = new FlowException(FlowExceptionBundle.class, inOpt? FlowExceptionBundle.FAILED_INPUT_VALIDATION : FlowExceptionBundle.FAILED_OUTPUT_VALIDATION, "", subs);
* }
* handleError(state, ex);
* }
* return valid;
* }
* return true;
* }*/
public override void invoke(FlowState flowState)
{
bool isRoot = FlowState.isRoot(this);
bool disabled = false;
FlowElement last = flowState.last;
if ((last != null) && (!last.enabled))
{
disabled = true;
}
if (flowState.shouldExit(this) ||
(flowState.error == null && exitOn == SUCCESS && !start && !map && !disabled) ||
(flowState.error != null && exitOn == FAILURE))
{
flowState.done = true;
flowState.willExit();
return;
}
if (flowState.error != null)
{
FlowExceptionHandler fex = flowState.flowExHandler;
if (fex != null)
{
fex.resetException();
}
flowState.error = null;
IData pipe = flowState.pipeline;
IDataCursor cursor = pipe.getCursor();
while (cursor.first() && cursor.delete())
{
}
cursor.destroy();
IDataUtil.append(save_pipeline, pipe);
}
else
{
save_pipeline = IDataUtil.clone(flowState.pipeline);
}
if (flowState.pushNextNode() == null)
{
flowState.done = true;
if (isRoot && flowState.incremental)
{
if (flowState.shouldExit(this) ||
(flowState.error == null && exitOn == SUCCESS && !start && !map && !disabled) ||
(flowState.error != null && exitOn == FAILURE))
{
flowState.done = true;
flowState.willExit();
}
}
}
else
{
map = flowState.current().type.Equals(TYPE_MAP);
}
if (start)
{
start = false;
}
}
