## CustomFilter class

Represents the custom filter.

```javascript
class CustomFilter;
```


## Properties

| Property | Type | Description |
| --- | --- | --- |
| [filterOperatorType](#filterOperatorType--)| FilterOperatorType | Gets and sets the filter operator type. |
| [criteria](#criteria--)| Object | Gets and sets the criteria. |

## Methods

| Method | Description |
| --- | --- |
| [getFilterOperatorType()](#getFilterOperatorType--)| <b>@deprecated.</b> Please use the 'filterOperatorType' property instead. Gets and sets the filter operator type. |
| [setFilterOperatorType(FilterOperatorType)](#setFilterOperatorType-filteroperatortype-)| <b>@deprecated.</b> Please use the 'filterOperatorType' property instead. Gets and sets the filter operator type. |
| [getCriteria()](#getCriteria--)| <b>@deprecated.</b> Please use the 'criteria' property instead. Gets and sets the criteria. |
| [setCriteria(Object)](#setCriteria-object-)| <b>@deprecated.</b> Please use the 'criteria' property instead. Gets and sets the criteria. |
| [setCriteria(FilterOperatorType, Object)](#setCriteria-filteroperatortype-object-)| Sets the filter criteria. |
| [isNull()](#isNull--)| Checks whether the implementation object is null. |


### filterOperatorType {#filterOperatorType--}

Gets and sets the filter operator type.

```javascript
filterOperatorType : FilterOperatorType;
```


### criteria {#criteria--}

Gets and sets the criteria.

```javascript
criteria : Object;
```


### getFilterOperatorType() {#getFilterOperatorType--}

<b>@deprecated.</b> Please use the 'filterOperatorType' property instead. Gets and sets the filter operator type.

```javascript
getFilterOperatorType() : FilterOperatorType;
```


**Returns**

[FilterOperatorType](../filteroperatortype/)

### setFilterOperatorType(FilterOperatorType) {#setFilterOperatorType-filteroperatortype-}

<b>@deprecated.</b> Please use the 'filterOperatorType' property instead. Gets and sets the filter operator type.

```javascript
setFilterOperatorType(value: FilterOperatorType) : void;
```

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| value | [FilterOperatorType](../filteroperatortype/) | The value to set. |

### getCriteria() {#getCriteria--}

<b>@deprecated.</b> Please use the 'criteria' property instead. Gets and sets the criteria.

```javascript
getCriteria() : Object;
```


### setCriteria(Object) {#setCriteria-object-}

<b>@deprecated.</b> Please use the 'criteria' property instead. Gets and sets the criteria.

```javascript
setCriteria(value: Object) : void;
```

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| value | Object | The value to set. |

### setCriteria(FilterOperatorType, Object) {#setCriteria-filteroperatortype-object-}

Sets the filter criteria.

```javascript
setCriteria(filterOperator: FilterOperatorType, criteria: Object) : void;
```

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| filterOperator | [FilterOperatorType](../filteroperatortype/) | filter operator type |
| criteria | Object | filter criteria value |

### isNull() {#isNull--}

Checks whether the implementation object is null.

```javascript
isNull() : boolean;
```