content: /*
   * Copyright 2021-2024 Aklivity Inc.
   *
   * Aklivity 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 io.aklivity.zilla.runtime.engine.test.internal.model;
  
  import org.agrona.DirectBuffer;
  
  import io.aklivity.zilla.runtime.engine.model.ValidatorHandler;
  import io.aklivity.zilla.runtime.engine.model.function.ValueConsumer;
  import io.aklivity.zilla.runtime.engine.test.internal.model.config.TestModelConfig;
  
  public class TestValidatorHandler implements ValidatorHandler
  {
      private final int length;
      private int pendingBytes;
  
      public TestValidatorHandler(
          TestModelConfig config)
      {
          this.length = config.length;
      }
  
      @Override
      public boolean validate(
          long traceId,
          long bindingId,
          int flags,
          DirectBuffer data,
          int index,
          int length,
          ValueConsumer next)
      {
          boolean valid = false;
  
          pendingBytes = this.length - length;
  
          if ((flags & FLAGS_FIN) != 0x00)
          {
              valid = pendingBytes == 0;
          }
          else
          {
              valid = pendingBytes >= 0;
          }
          return valid;
      }
  }
  