Class TraceCodeInjector

    • Field Detail

      • traceLevel

        protected int traceLevel
    • Constructor Detail

      • TraceCodeInjector

        public TraceCodeInjector()
    • Method Detail

      • setTraceLevel

        public void setTraceLevel​(int traceLevel)
      • inject

        public Expression inject​(Expression exp)
        Description copied from interface: CodeInjector
        Process an expression.
        Specified by:
        inject in interface CodeInjector
        exp - the expression to be processed
        a new expression. Possibly the original expression unchanged; possibly a wrapper expression (such as a TraceExpression; possibly a modified version of the original expression. The default implementation returns the supplied expression unchanged.
      • isApplicable

        protected boolean isApplicable​(Expression exp)
      • process

        public void process​(TraceableComponent component)
        Description copied from interface: CodeInjector
        Process a component such as a function, template, or global variable. The default implementation does nothing.
        Specified by:
        process in interface CodeInjector
        component - the component to be processed
      • injectClause

        public Clause injectClause​(FLWORExpression expression,
                                   Clause clause)
        Insert a tracing or monitoring clause into the pipeline of clauses that evaluates a FLWOR expression
        Specified by:
        injectClause in interface CodeInjector
        expression - the containing FLWOR expression
        clause - the clause whose execution is being monitored
        an injected clause; or the original. The default implementation returns the original clause unchanged.