How to use

build

method

in

com.hortonworks.registries.schemaregistry.SchemaFieldQuery$Builder

private SchemaFieldQuery buildSchemaFieldQuery(MultivaluedMap<String, String> queryParameters) {
  SchemaFieldQuery.Builder builder = new SchemaFieldQuery.Builder();
  for (Map.Entry<String, List<String>> entry : queryParameters.entrySet()) {
    List<String> entryValue = entry.getValue();
    String value = entryValue != null && !entryValue.isEmpty() ? entryValue.get(0) : null;
    if (value != null) {
      if (SchemaFieldInfo.FIELD_NAMESPACE.equals(entry.getKey())) {
        builder.namespace(value);
      } else if (SchemaFieldInfo.NAME.equals(entry.getKey())) {
        builder.name(value);
      } else if (SchemaFieldInfo.TYPE.equals(entry.getKey())) {
        builder.type(value);
      }
    }
  }
  return builder.build();
}

private SchemaFieldQuery buildSchemaFieldQuery(MultivaluedMap<String, String> queryParameters) {
  SchemaFieldQuery.Builder builder = new SchemaFieldQuery.Builder();
  for (Map.Entry<String, List<String>> entry : queryParameters.entrySet()) {
    List<String> entryValue = entry.getValue();
    String value = entryValue != null && !entryValue.isEmpty() ? entryValue.get(0) : null;
    if (value != null) {
      if (SchemaFieldInfo.FIELD_NAMESPACE.equals(entry.getKey())) {
        builder.namespace(value);
      } else if (SchemaFieldInfo.NAME.equals(entry.getKey())) {
        builder.name(value);
      } else if (SchemaFieldInfo.TYPE.equals(entry.getKey())) {
        builder.type(value);
      }
    }
  }
  return builder.build();
}

SchemaFieldQuery md5FieldQuery = new SchemaFieldQuery.Builder().name("md5").build();
Collection<SchemaVersionKey> md5SchemaVersionKeys = schemaRegistryClient.findSchemasByFields(md5FieldQuery);
LOG.info("Schemas containing field query [{}] : [{}]", md5FieldQuery, md5SchemaVersionKeys);
SchemaFieldQuery txidFieldQuery = new SchemaFieldQuery.Builder().name("txid").build();
Collection<SchemaVersionKey> txidSchemaVersionKeys = schemaRegistryClient.findSchemasByFields(txidFieldQuery);
LOG.info("Schemas containing field query [{}] : [{}]", txidFieldQuery, txidSchemaVersionKeys);

                                                    .build());
Assert.assertEquals(2, md5SchemaVersionKeys.size());
                                                    .build());
Assert.assertEquals(1, txidSchemaVersionKeys.size());