Examples with FunctionResolver org.apache.metron.stellar.dsl.functions.resolver.FunctionResolver used on opensource projects

Example 1 with FunctionResolver

use of org.apache.metron.stellar.dsl.functions.resolver.FunctionResolver in project metron by apache.

the class KafkaFunctionsIntegrationTest method run.

/**
 * Runs a Stellar expression.
 * @param expression The expression to run.
 */
private Object run(String expression) {
    // make the global properties available to the function
    Context context = new Context.Builder().with(Context.Capabilities.GLOBAL_CONFIG, () -> global).build();
    // execute the expression
    StellarProcessor processor = new StellarProcessor();
    return processor.parse(expression, new DefaultVariableResolver(x -> variables.get(x), x -> variables.containsKey(x)), functionResolver, context);
}