> ## Documentation Index
> Fetch the complete documentation index at: https://easyaf.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# QueryContext

> Represents context under which a query flow operates.

## Definition

**Assembly:** Microsoft.Restier.Core.dll

**Namespace:** Microsoft.Restier.Core.Query

**Inheritance:** Microsoft.Restier.Core.InvocationContext

## Syntax

```csharp theme={"dark"}
Microsoft.Restier.Core.Query.QueryContext
```

## Summary

Represents context under which a query flow operates.

## Constructors

### <Icon icon="hammer" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> .ctor

Initializes a new instance of the [QueryContext](/restier/api-reference/Microsoft/Restier/Core/Query/QueryContext) class.

#### Syntax

```csharp theme={"dark"}
public QueryContext(Microsoft.Restier.Core.ApiBase api, Microsoft.Restier.Core.Query.QueryRequest request)
```

#### Parameters

| Name      | Type                                        | Description      |
| --------- | ------------------------------------------- | ---------------- |
| `api`     | `Microsoft.Restier.Core.ApiBase`            | An Api.          |
| `request` | `Microsoft.Restier.Core.Query.QueryRequest` | A query request. |

### <Icon icon="hammer" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> .ctor <Badge color="gray">Inherited</Badge>

<Note>Inherited from `Microsoft.Restier.Core.InvocationContext`</Note>

Initializes a new instance of the [InvocationContext](/restier/api-reference/Microsoft/Restier/Core/InvocationContext) class.

#### Syntax

```csharp theme={"dark"}
public InvocationContext(Microsoft.Restier.Core.ApiBase api)
```

#### Parameters

| Name  | Type                             | Description |
| ----- | -------------------------------- | ----------- |
| `api` | `Microsoft.Restier.Core.ApiBase` | An Api.     |

### <Icon icon="hammer" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> .ctor <Badge color="gray">Inherited</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public Object()
```

## Properties

### <Icon icon="tag" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> Api <Badge color="gray">Inherited</Badge>

<Note>Inherited from `Microsoft.Restier.Core.InvocationContext`</Note>

Gets the [ApiBase](/restier/api-reference/Microsoft/Restier/Core/ApiBase) descendant for this invocation.

#### Syntax

```csharp theme={"dark"}
public Microsoft.Restier.Core.ApiBase Api { get; }
```

#### Property Value

Type: `Microsoft.Restier.Core.ApiBase`

### <Icon icon="tag" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> Model

Gets the model that informs this query context.

#### Syntax

```csharp theme={"dark"}
public Microsoft.OData.Edm.IEdmModel Model { get; internal set; }
```

#### Property Value

Type: `Microsoft.OData.Edm.IEdmModel`

### <Icon icon="tag" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> Request

Gets the query request.

#### Syntax

```csharp theme={"dark"}
public Microsoft.Restier.Core.Query.QueryRequest Request { get; private set; }
```

#### Property Value

Type: `Microsoft.Restier.Core.Query.QueryRequest`

#### Remarks

The query request cannot be set if there is already a result.

## Methods

### <Icon icon="code-fork" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> Equals <Badge color="gray">Inherited</Badge> <Badge color="orange">Virtual</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public virtual bool Equals(object obj)
```

#### Parameters

| Name  | Type      | Description |
| ----- | --------- | ----------- |
| `obj` | `object?` | -           |

#### Returns

Type: `bool`

### <Icon icon="thumbtack" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> Equals <Badge color="gray">Inherited</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public static bool Equals(object objA, object objB)
```

#### Parameters

| Name   | Type      | Description |
| ------ | --------- | ----------- |
| `objA` | `object?` | -           |
| `objB` | `object?` | -           |

#### Returns

Type: `bool`

### <Icon icon="function" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> GetApiService <Badge color="gray">Inherited</Badge>

<Note>Inherited from `Microsoft.Restier.Core.InvocationContext`</Note>

Gets an API service.

#### Syntax

```csharp theme={"dark"}
public T GetApiService<T>() where T : class
```

#### Returns

Type: `T`
The API service instance.

#### Type Parameters

* `T` - The API service type.

### <Icon icon="function" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> GetApiService <Badge color="gray">Inherited</Badge>

<Note>Inherited from `Microsoft.Restier.Core.InvocationContext`</Note>

Gets an API service.

#### Syntax

```csharp theme={"dark"}
public object GetApiService(System.Type type)
```

#### Parameters

| Name   | Type          | Description           |
| ------ | ------------- | --------------------- |
| `type` | `System.Type` | The API service type. |

#### Returns

Type: `object`
The API service instance.

### <Icon icon="code-fork" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> GetHashCode <Badge color="gray">Inherited</Badge> <Badge color="orange">Virtual</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public virtual int GetHashCode()
```

#### Returns

Type: `int`

### <Icon icon="function" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> GetType <Badge color="gray">Inherited</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public System.Type GetType()
```

#### Returns

Type: `System.Type`

### <Icon icon="function" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> MemberwiseClone <Badge color="gray">Inherited</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
protected internal object MemberwiseClone()
```

#### Returns

Type: `object`

### <Icon icon="thumbtack" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> ReferenceEquals <Badge color="gray">Inherited</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public static bool ReferenceEquals(object objA, object objB)
```

#### Parameters

| Name   | Type      | Description |
| ------ | --------- | ----------- |
| `objA` | `object?` | -           |
| `objB` | `object?` | -           |

#### Returns

Type: `bool`

### <Icon icon="code-fork" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> ToString <Badge color="gray">Inherited</Badge> <Badge color="orange">Virtual</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public virtual string ToString()
```

#### Returns

Type: `string?`