private final ByteBuffer scratch = ByteBuffer.allocate(8).order(ByteOrder.LITTLE_ENDIAN);

  /** Updates this hasher with the given byte. */
  protected abstract void update(byte b);

  /** Updates this hasher with the given bytes. */
  protected void update(byte[] b) {
    update(b, 0, b.length);
  }

  /** Updates this hasher with {@code len} bytes starting at {@code off} in the given buffer. */

```

////

With this, we get tooling support, from editors and mypy as this code is correct in terms of types, but we also get the data filtering from FastAPI.

How does this work? Let's check that out. 🤓

### Type Annotations and Tooling

First let's see how editors, mypy and other tools would see this.

 * 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

  }

  /**
   * Creates an instance of {@link ToStringHelper}.
   *
   * <p>This is helpful for implementing {@link Object#toString()}. Specification by example:
   *
   * <pre>{@code
   * // Returns "ClassName{}"
   * MoreObjects.toStringHelper(this)
   *     .toString();
   *
   * // Returns "ClassName{x=1}"
   * MoreObjects.toStringHelper(this)
   *     .add("x", 1)
   *     .toString();
   *

        this.totalShards = totalShards;
    }

    public int getSuccessfulShards() {
        return successfulShards;
    }

    public void setSuccessfulShards(int successfulShards) {
        this.successfulShards = successfulShards;
    }

    public int getFailedShards() {
        return failedShards;
    }

    public void setFailedShards(int failedShards) {
        this.failedShards = failedShards;

    public AuthenticationImpl(final AuthScope authScope, final Credentials credentials) {
        this(authScope, credentials, null);
    }

    public AuthenticationImpl(final AuthScope authScope, final Credentials credentials, final AuthScheme authScheme) {
        this.authScope = authScope;
        this.credentials = credentials;
        this.authScheme = authScheme;
    }

    /*
     * (non-Javadoc)
     *

    private long finalM = 0;

    SipHasher(int c, int d, long k0, long k1) {
      super(CHUNK_SIZE);
      this.c = c;
      this.d = d;
      this.v0 ^= k0;
      this.v1 ^= k1;
      this.v2 ^= k0;
      this.v3 ^= k1;
    }

    @Override
    protected void process(ByteBuffer buffer) {
      b += CHUNK_SIZE;
      processM(buffer.getLong());
    }

        }
        return String.format("NegTokenInit[flags=%d,mechs=%s,mic=%s]", this.getContextFlags(), Arrays.toString(this.getMechanisms()), mic);
    }


    @Override
    public byte[] toByteArray () {
        try {
            ASN1EncodableVector fields = new ASN1EncodableVector();
            ASN1ObjectIdentifier[] mechs = getMechanisms();

        return suppliedDomain;
    }

    /**
     * Sets the supplied authentication domain for this message.
     *
     * @param suppliedDomain The supplied domain for this message.
     */
    public void setSuppliedDomain(String suppliedDomain) {
        this.suppliedDomain = suppliedDomain;
    }

    /**
     * Returns the supplied workstation name.
     * 

    previousCrossVersionTests: List<BaseGradleBuildType>
) : Project({
    this.id("${model.projectId}_Stage_${stage.stageName.id}")
    this.uuid = "${DslContext.uuidPrefix}_${model.projectId}_Stage_${stage.stageName.uuid}"
    this.name = stage.stageName.stageName
    this.description = stage.stageName.description
}) {
    val specificBuildTypes: List<OsAwareBaseGradleBuildType>