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General server-side data flow templates with Swim

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// Copyright 2015-2024 Nstream, inc.
//
// Licensed under the Redis Source Available License 2.0 (RSALv2) Agreement;
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     https://redis.com/legal/rsalv2-agreement/
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package nstream.adapter.common.ext;

import java.util.Map;
import java.util.Properties;
import swim.structure.Record;
import swim.structure.Value;
import swim.util.Log;

class JmsIngressJetTranslator extends JetTranslator {

  private static final Map ENTRIES = Map.of(
      "connectionProvisionName", Entry.STRING,
      "destination", Entry.STRING,
      "contentTypeOverride", Entry.STRING,
      "avroSchema", Entry.STRING,
      "valueMolder", Entry.RECON,
      "relaySchema", Entry.RECON);

  JmsIngressJetTranslator() {
    super(JmsIngressSettings.form().tag());
  }

  @Override
  public Record moldFromProperties(Log log, Properties p) {
    return moldFromProperties(log, p, ENTRIES);
  }

  @Override
  public JmsIngressSettings translate(Log log, JmsIngressSettings settings, Properties empty) {
    return translate(log, settings, JmsIngressSettings.form(), empty);
  }

  @Override
  protected Record negotiateSchemas(Log log, JmsIngressSettings settings, Record mold, Properties empty) {
    mold = negotiateAvro(log, mold, settings.contentTypeOverride(), settings.avroSchema(), settings.valueMolder());
    return mold;
  }

  Record negotiateAvro(Log log, Record mold, String contentType,
                       String avroSchema, Value assembler) {
    if (contentType != null && contentType.contains("avro")) {
      mold = setSwimAvroAssembler(log, mold, "valueMolder", assembler, avroSchema);
    }
    return mold;
  }

}