return sessionId;
    }

    public void setSessionId(final String sessionId) {
        this.sessionId = sessionId;
    }

    public Integer getActiveThreadCount() {
        return activeThreadCount;
    }

    public void setActiveThreadCount(final Integer activeThreadCount) {
        this.activeThreadCount = activeThreadCount;
    }

    public long getAccessCount() {
        return accessCount.get();
    }

                            "title": "Location",
                            "type": "array",
                            "items": {
                                "anyOf": [{"type": "string"}, {"type": "integer"}]
                            },
                        },
                        "msg": {"title": "Message", "type": "string"},
                        "type": {"title": "Error Type", "type": "string"},

                            "title": "Location",
                            "type": "array",
                            "items": {
                                "anyOf": [{"type": "string"}, {"type": "integer"}]
                            },
                        },
                        "msg": {"title": "Message", "type": "string"},
                        "type": {"title": "Error Type", "type": "string"},

                "path",
                "item_id"
            ],
            "msg": "value is not a valid integer",
            "type": "type_error.integer"
        }
    ]
}

```

被替换为了以下文本格式的错误信息：

```
1 validation error
path -> item_id
  value is not a valid integer (type=type_error.integer)

```

### `RequestValidationError` vs `ValidationError`

/// warning | "警告"

                    "operationId": "update_item_items__item_id__put",
                    "parameters": [
                        {
                            "required": True,
                            "schema": {"type": "integer", "title": "Item Id"},
                            "name": "item_id",
                            "in": "path",
                        }
                    ],
                    "requestBody": {

/**
 * @author codelibs
 * @author Shunji Makino
 */
public class CreateForm {

    @ValidateTypeFailure
    public Integer crudMode;

    @Size(max = 100)
    public String hostname;

    @Min(value = 0)
    @Max(value = 2147483647)
    @ValidateTypeFailure
    public Integer port;

    @Size(max = 100)
    public String authRealm;

    @Size(max = 10)
    public String protocolScheme;

/**
 * @author codelibs
 * @author Keiichi Watanabe
 */
public class CreateForm {

    @ValidateTypeFailure
    public Integer crudMode;

    @Size(max = 100)
    public String hostname;

    @Min(value = 0)
    @Max(value = 2147483647)
    @ValidateTypeFailure
    public Integer port;

    @Size(max = 10)
    public String protocolScheme;

    @Required
    @Size(max = 100)
    public String username;

public class CreateForm {

    @ValidateTypeFailure
    public Integer crudMode;

    @Required
    @Size(max = 100)
    public String term;

    @Required
    @CustomSize(maxKey = "form.admin.max.input.size")
    public String query;

    @Required
    @Min(value = 0)
    @Max(value = 2147483647)
    @ValidateTypeFailure
    public Integer maxSize;

    @Required
    @ValidateTypeFailure

    private int min = 0;
    private int max = Integer.MAX_VALUE;
    private String message;

    @Override
    public void initialize(final CustomSize constraintAnnotation) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String minKey = constraintAnnotation.minKey();
        if (StringUtil.isNotBlank(minKey)) {
            min = Integer.parseInt(fessConfig.get(minKey));
        }

  /*
   * Duplicated from LongMath.
   * binomial(biggestBinomials[k], k) fits in a long, but not
   * binomial(biggestBinomials[k] + 1, k).
   */
  static final int[] biggestBinomials = {
    Integer.MAX_VALUE,
    Integer.MAX_VALUE,
    Integer.MAX_VALUE,
    3810779,
    121977,
    16175,
    4337,
    1733,
    887,
    534,
    361,
    265,
    206,
    169,
    143,
    125,
    111,
    101,