---
lang: en
title: 'API docs: metadata.namespacedreflect'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/loopbackio/loopback-next/tree/master/packages/metadata
permalink: /doc/en/lb4/apidocs.metadata.namespacedreflect.html
---

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[Home](./index.md) &gt; [@loopback/metadata](./metadata.md) &gt; [NamespacedReflect](./metadata.namespacedreflect.md)

## NamespacedReflect class

**Signature:**

```typescript
export declare class NamespacedReflect 
```

## Constructors

<table><thead><tr><th>

Constructor


</th><th>

Modifiers


</th><th>

Description


</th></tr></thead>
<tbody><tr><td markdown="1">

[(constructor)(namespace)](./metadata.namespacedreflect._constructor_.md)


</td><td markdown="1">


</td><td markdown="1">

Constructs a new instance of the `NamespacedReflect` class


</td></tr>
</tbody></table>

## Methods

<table><thead><tr><th>

Method


</th><th>

Modifiers


</th><th>

Description


</th></tr></thead>
<tbody><tr><td markdown="1">

[decorate(decorators, target, targetKey, descriptor)](./metadata.namespacedreflect.decorate.md)


</td><td markdown="1">


</td><td markdown="1">


</td></tr>
<tr><td markdown="1">

[decorate(decorators, target)](./metadata.namespacedreflect.decorate_1.md)


</td><td markdown="1">


</td><td markdown="1">


</td></tr>
<tr><td markdown="1">

[defineMetadata(metadataKey, metadataValue, target, propertyKey)](./metadata.namespacedreflect.definemetadata.md)


</td><td markdown="1">


</td><td markdown="1">

define metadata for a target class or it's property/method


</td></tr>
<tr><td markdown="1">

[deleteMetadata(metadataKey, target, propertyKey)](./metadata.namespacedreflect.deletemetadata.md)


</td><td markdown="1">


</td><td markdown="1">


</td></tr>
<tr><td markdown="1">

[getMetadata(metadataKey, target, propertyKey)](./metadata.namespacedreflect.getmetadata.md)


</td><td markdown="1">


</td><td markdown="1">

lookup metadata from a target object and its prototype chain


</td></tr>
<tr><td markdown="1">

[getMetadataKeys(target, propertyKey)](./metadata.namespacedreflect.getmetadatakeys.md)


</td><td markdown="1">


</td><td markdown="1">


</td></tr>
<tr><td markdown="1">

[getOwnMetadata(metadataKey, target, propertyKey)](./metadata.namespacedreflect.getownmetadata.md)


</td><td markdown="1">


</td><td markdown="1">

get own metadata for a target object or it's property/method


</td></tr>
<tr><td markdown="1">

[getOwnMetadataKeys(target, propertyKey)](./metadata.namespacedreflect.getownmetadatakeys.md)


</td><td markdown="1">


</td><td markdown="1">


</td></tr>
<tr><td markdown="1">

[hasMetadata(metadataKey, target, propertyKey)](./metadata.namespacedreflect.hasmetadata.md)


</td><td markdown="1">


</td><td markdown="1">

Check if the target has corresponding metadata


</td></tr>
<tr><td markdown="1">

[hasOwnMetadata(metadataKey, target, propertyKey)](./metadata.namespacedreflect.hasownmetadata.md)


</td><td markdown="1">


</td><td markdown="1">


</td></tr>
<tr><td markdown="1">

[metadata(metadataKey, metadataValue)](./metadata.namespacedreflect.metadata.md)


</td><td markdown="1">


</td><td markdown="1">


</td></tr>
</tbody></table>