content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License. You may obtain a copy of the License at
   *
   *    http://www.apache.org/licenses/LICENSE-2.0
   *
   * 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 org.apache.kafka.common.requests;
  
  import org.apache.kafka.common.message.EnvelopeRequestData;
  import org.apache.kafka.common.message.EnvelopeResponseData;
  import org.apache.kafka.common.protocol.ApiKeys;
  import org.apache.kafka.common.protocol.Errors;
  import org.apache.kafka.common.protocol.Readable;
  
  import java.nio.ByteBuffer;
  
  public class EnvelopeRequest extends AbstractRequest {
  
      public static class Builder extends AbstractRequest.Builder<EnvelopeRequest> {
  
          private final EnvelopeRequestData data;
  
          public Builder(ByteBuffer requestData,
                         byte[] serializedPrincipal,
                         byte[] clientAddress) {
              super(ApiKeys.ENVELOPE);
              this.data = new EnvelopeRequestData()
                              .setRequestData(requestData)
                              .setRequestPrincipal(serializedPrincipal)
                              .setClientHostAddress(clientAddress);
          }
  
          @Override
          public EnvelopeRequest build(short version) {
              return new EnvelopeRequest(data, version);
          }
  
          @Override
          public String toString() {
              return data.toString();
          }
      }
  
      private final EnvelopeRequestData data;
  
      public EnvelopeRequest(EnvelopeRequestData data, short version) {
          super(ApiKeys.ENVELOPE, version);
          this.data = data;
      }
  
      public ByteBuffer requestData() {
          return data.requestData();
      }
  
      public byte[] clientAddress() {
          return data.clientHostAddress();
      }
  
      public byte[] requestPrincipal() {
          return data.requestPrincipal();
      }
  
      @Override
      public AbstractResponse getErrorResponse(int throttleTimeMs, Throwable e) {
          return new EnvelopeResponse(new EnvelopeResponseData()
                                          .setErrorCode(Errors.forException(e).code()));
      }
  
      public static EnvelopeRequest parse(Readable readable, short version) {
          return new EnvelopeRequest(new EnvelopeRequestData(readable, version), version);
      }
  
      @Override
      public EnvelopeRequestData data() {
          return data;
      }
  }
  