Call ADF URL Data control Method Biding In Java And get a The Result

CallADFMethodBidingInJavaAndRetreveTheResult.java

// Put the text as an input parameter value for feelings service
operation.getParamsMap().put("Text", tweet.getMessage());
// Call feeling analyzer method binding
operation.execute();
Object operationResult = operation.getResult();

if (operationResult != null) {
     // operationResult is an instance of anonymous inner class
     // which (fortunatly) implements an Iterator interface
     Iterator result = (Iterator)operationResult;

     // Only single result item is expected,contaning a single column
     while (result.hasNext()) {
         Map map = (Map)result.next();
         // Get feeling analyzer response
         String feelingJsonString = (String)map.get("Column0");
         // Extract a polarity from JSON
         Integer feeling = extractPolarityFromJSONString(feelingJsonString);
         // Enrich the tweet with it
         tweet.setFeeling(feeling);
     }
}