@loopback/docs

--- 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 ---  [Home](./index.md) > [@loopback/metadata](./metadata.md) > [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>