rk3rn3r commented on a change in pull request #1052:
URL:
https://github.com/apache/camel-kafka-connector/pull/1052#discussion_r581193345
##########
File path: core/src/main/java/org/apache/camel/kafkaconnector/CamelSinkTask.java
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@@ -225,15 +230,47 @@ If the CamelMainSupport instance fails to be instantiated
(ie.: due to missing c
}
}
- private static void mapHeader(Header header, String prefix, Map<String,
Object> destination) {
+ private void mapHeader(Header header, String prefix, Map<String, Object>
destination) {
final String key = StringHelper.after(header.key(), prefix,
header.key());
final Schema schema = header.schema();
if (schema.type().equals(Schema.BYTES_SCHEMA.type()) &&
Objects.equals(schema.name(), Decimal.LOGICAL_NAME)) {
destination.put(key, Decimal.toLogical(schema, (byte[])
header.value()));
} else {
- destination.put(key, header.value());
+ destination.put(key, convertValueFromStruct(header.schema(),
header.value()));
+ }
+ }
+
+ private Object convertValueFromStruct(Schema schema, Object value) {
+ // if we have have the struct to map flag enabled and
+ // if we have a schema of type Struct, we convert it to map, otherwise
+ // we just return the value as it is
+ if (convertStructToMap && schema != null && value != null &&
Schema.Type.STRUCT == schema.type()) {
+ return toMap((Struct) value);
}
+
+ return value;
+ }
+
+ private static Map<String, Object> toMap(final Struct struct) {
+ final HashMap<String, Object> fieldsToValues = new HashMap<>();
+
+ struct.schema().fields().forEach(field -> {
+ try {
+ Object value = struct.get(field);
+
+ // recursive call if we have nested structs
+ if (value instanceof Struct) {
+ fieldsToValues.put(field.name(), toMap((Struct) value));
+ } else {
+ fieldsToValues.put(field.name(), value);
+ }
+ } catch (DataException e) {
Review comment:
Isn't DataException only happening on putting content into a Struct but
not when adding to a Map?
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