Examples with UnsupportedFieldTypeException org.ballerinalang.net.grpc.exception.UnsupportedFieldTypeException used on opensource projects

Example 6 with UnsupportedFieldTypeException

use of org.ballerinalang.net.grpc.exception.UnsupportedFieldTypeException in project ballerina by ballerina-lang.

the class MessageUtils method generateRequestStruct.

public static BValue generateRequestStruct(Message request, String fieldName, BType structType, Context context) {
    BValue bValue = null;
    int stringIndex = 0;
    int intIndex = 0;
    int floatIndex = 0;
    int boolIndex = 0;
    int refIndex = 0;
    if (structType instanceof BStructType) {
        BStruct requestStruct = createStruct(context, fieldName);
        for (BStructType.StructField structField : ((BStructType) structType).getStructFields()) {
            String structFieldName = structField.getFieldName();
            if (structField.getFieldType() instanceof BRefType) {
                BType bType = structField.getFieldType();
                if (MessageRegistry.getInstance().getMessageDescriptorMap().containsKey(bType.getName())) {
                    Message message = (Message) request.getFields().get(structFieldName);
                    requestStruct.setRefField(refIndex++, (BRefType) generateRequestStruct(message, structFieldName, structField.getFieldType(), context));
                }
            } else {
                if (request.getFields().containsKey(structFieldName)) {
                    String fieldType = structField.getFieldType().getName();
                    switch(fieldType) {
                        case STRING:
                            {
                                requestStruct.setStringField(stringIndex++, (String) request.getFields().get(structFieldName));
                                break;
                            }
                        case INT:
                            {
                                requestStruct.setIntField(intIndex++, (Long) request.getFields().get(structFieldName));
                                break;
                            }
                        case FLOAT:
                            {
                                Float value = (Float) request.getFields().get(structFieldName);
                                if (value != null) {
                                    requestStruct.setFloatField(floatIndex++, Double.parseDouble(value.toString()));
                                }
                                break;
                            }
                        case DOUBLE:
                            {
                                Double value = (Double) request.getFields().get(structFieldName);
                                if (value != null) {
                                    requestStruct.setFloatField(floatIndex++, Double.parseDouble(value.toString()));
                                }
                                break;
                            }
                        case BOOLEAN:
                            {
                                requestStruct.setBooleanField(boolIndex++, (Integer) request.getFields().get(structFieldName));
                                break;
                            }
                        default:
                            {
                                throw new UnsupportedFieldTypeException("Error while generating request struct. Field" + " type is not supported : " + fieldType);
                            }
                    }
                }
            }
        }
        bValue = requestStruct;
    } else {
        Map<String, Object> fields = request.getFields();
        if (fields.size() == 1 && fields.containsKey("value")) {
            fieldName = "value";
        }
        if (request.getFields().containsKey(fieldName)) {
            String fieldType = structType.getName();
            switch(fieldType) {
                case STRING:
                    {
                        bValue = new BString((String) request.getFields().get(fieldName));
                        break;
                    }
                case INT:
                    {
                        bValue = new BInteger((Long) request.getFields().get(fieldName));
                        break;
                    }
                case FLOAT:
                    {
                        Float value = (Float) request.getFields().get(fieldName);
                        if (value != null) {
                            bValue = new BFloat(Double.parseDouble(value.toString()));
                        }
                        break;
                    }
                case DOUBLE:
                    {
                        Double value = (Double) request.getFields().get(fieldName);
                        if (value != null) {
                            bValue = new BFloat(Double.parseDouble(value.toString()));
                        }
                        break;
                    }
                case BOOLEAN:
                    {
                        bValue = new BBoolean((Boolean) request.getFields().get(fieldName));
                        break;
                    }
                default:
                    {
                        throw new UnsupportedFieldTypeException("Error while generating request struct. Field " + "type is not supported : " + fieldType);
                    }
            }
        }
    }
    return bValue;
}