Package com.inductiveautomation.ignition.common.expressions

Interface ExpressionParseContext

All Known Implementing Classes:
AbstractAlertExpressionContext, AbstractExpressionParseContext, AbstractMultiLevelExpressionParseContext, AlarmEventCollectionExpressionParseContext, AlarmEventParseContext, AlarmExpressionParseContext, BeanStyleExpressionParseContext, ChartCompiler.DummyExpressionParseContext, EventStreamParseContext, ExpressionBindingParseContext, ExpressionTransformParseContext, FormattedExpressionParseContext, LocaleAwareMessageParseContext, PropertyBasedExpressionParseContext, ReportDataExpressionParseContext, SubqueryExpressionParseContext, TagReferenceBinder, TagReferenceBinder.ReadBinder, TagReferenceBinder.SubscribedBinder
public interface ExpressionParseContext
Passed to the ELParser to help it create Expressions that have dynamic implementations.

  • Method Details

    • createBoundExpression

      Expression createBoundExpression(String path) throws RuntimeException
      Called to create expressions to represent bound elements, like: 

       { path.to.something }
      Parameters:
      path - the text content inside the braces.
      Returns:
      the created Expression
      Throws:
      RuntimeException - if the expression cannot be created (e.g., invalid path)

    • getFunctionFactory

      FunctionFactory getFunctionFactory()
      Returns the function factory to be used for looking up functions during parsing.
      Returns:
      the FunctionFactory