# App Runtime REST API

The App Runtime provides a list of REST APIs so that users from other systems can interact with the entities created in App Designer using the REST. This REST API in APP Runtime can be used to insert, update and delete the entity configuration in database. This section gives the details of the methods provided by the APIs. The methods can be added to the context root to call the service.

<table data-header-hidden><thead><tr><th></th><th width="335.33333333333337"></th><th></th></tr></thead><tbody><tr><td><strong>Request</strong></td><td> <strong>Description</strong></td><td><strong>HTTP Method</strong></td></tr><tr><td>1.      /login</td><td>Login Process for get token id.</td><td>POST</td></tr><tr><td>2.      /entity/{entityID}/search</td><td>Search Data in {entityID} by parameter in URL after running you will get data Json Format from {entityID}.</td><td>GET</td></tr><tr><td>3.      /entity/{entityID}/get</td><td>Get Data Json Format from {entityID} after you pass parameter key in URL, you will get JSON data in all module of entity.</td><td>GET</td></tr><tr><td>4.      /entity/{entityID}/save</td><td>Save Data JSON Body of {entityID} into Database.</td><td>POST</td></tr><tr><td>5.      /entity/{entityID}/delete</td><td>Delete Data in Database from key parameter.</td><td>POST</td></tr><tr><td>6.      /entities/save?mainEntityID={entityID}</td><td>Save Data JSON Body of {entityID} in Parent, Child Tab format into Database.</td><td>POST</td></tr><tr><td>7.      /file/upload</td><td>Upload File into Server following configuration.</td><td>POST</td></tr><tr><td>8.      /file/{id}/download</td><td>Download File From {id} which is uploaded from server.</td><td>GET</td></tr></tbody></table>

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