How to use

setSelectionTarget

method

in

org.thymeleaf.processor.element.IElementTagStructureHandler

@Override
protected final void doProcess(
    final ITemplateContext context,
    final IProcessableElementTag tag,
    final AttributeName attributeName, final String attributeValue,
    final IElementTagStructureHandler structureHandler) {
  final IStandardExpressionParser expressionParser = StandardExpressions.getExpressionParser(context.getConfiguration());
  final IStandardExpression expression =
      expressionParser.parseExpression(context, attributeValue);
  validateSelectionValue(context, tag, attributeName, attributeValue, expression);
  final Object newSelectionTarget = expression.execute(context);
  final Map<String,Object> additionalLocalVariables =
      computeAdditionalLocalVariables(context, tag, attributeName, attributeValue, expression);
  if (additionalLocalVariables != null && additionalLocalVariables.size() > 0) {
    for (final Map.Entry<String,Object> variableEntry : additionalLocalVariables.entrySet()) {
      structureHandler.setLocalVariable(variableEntry.getKey(), variableEntry.getValue());
    }
  }
  structureHandler.setSelectionTarget(newSelectionTarget);
}