In your editor, inside your function you will get type hints and completion everywhere (this wouldn't happen if you received a `dict` instead of a Pydantic model):

<img src="/img/tutorial/body/image03.png">

You also get error checks for incorrect type operations:

<img src="/img/tutorial/body/image04.png">

This is not by chance, the whole framework was built around that design.

    return Multisets.iteratorImpl(this);
  }

  @Override
  public @Nullable Object[] toArray() {
    return standardToArray();
  }

  @Override
  @SuppressWarnings("nullness") // b/192354773 in our checker affects toArray declarations
  public <T extends @Nullable Object> T[] toArray(T[] array) {
    return standardToArray(array);
  }

  @Override
  public String toString() {
    return entrySet().toString();

        // Default constructor
    }

    private long sequenceNumber;
    private int returnCode;
    private long recommendedHeartbeatInterval;
    private String error;

    /**
     * Checks if the heartbeat was successful.
     *
     * @return true if successful
     */
    public boolean isSuccess() {
        return returnCode == 0;
    }

    /**
     * Gets the sequence number.
     *

        // Default constructor
    }

    private String registrationId;
    private int returnCode;
    private byte[] contextHandle;
    private String error;

    /**
     * Checks if the registration was successful.
     *
     * @return true if successful
     */
    public boolean isSuccess() {
        return returnCode == 0;
    }

    /**

  }

  /**
   * Test EqualsTester with no equals or not equals objects. This checks proper handling of null,
   * incompatible class and reflexive tests
   */
  public void testTestEqualsEmptyLists() {
    equalsTester.addEqualityGroup(reference);
    equalsTester.testEquals();
  }

  /**
   * Test EqualsTester after populating equalObjects. This checks proper handling of equality and
   * verifies hashCode for valid objects

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     */
    public FessBoot(final int port, final String contextPath) {
        super(port, contextPath);
    }

    /**
     * Prepares and returns the web application path.
     * Checks for the fess.webapp.path system property first, then falls back to the parent implementation.
     *
     * @return the web application path
     */
    @Override
    protected String prepareWebappPath() {

     *
     * @param secureRandom the secure random generator
     * @param hashAlgorithm the hash algorithm to use
     * @param enforceIntegrity whether to enforce integrity checks
     */
    public PreauthIntegrityService(SecureRandom secureRandom, int hashAlgorithm, boolean enforceIntegrity) {
        this.secureRandom = secureRandom != null ? secureRandom : new SecureRandom();

                                                     const TF_DataType* values,
                                                     int num_values);

// Checks the tensorflow::NodeDef built via the methods above to see if it can
// run on device_type.
TF_CAPI_EXPORT extern void TF_AttrBuilderCheckCanRunOnDevice(
    TF_AttrBuilder* builder, const char* device_type, TF_Status* status);

        JobNotFoundException exception = new JobNotFoundException("test");

        // Simply verify the exception can be created without issues
        // The serialVersionUID is compile-time checked
        assertNotNull(exception);
    }

    @Test
    public void test_stackTrace() {
        // Test that stack trace is properly captured