JSPM

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  • License BSD-3-Clause

A DAO implementation for Flexible Persistence's PersistenceAdapter

Package Exports

  • @flexiblepersistence/dao
  • @flexiblepersistence/dao/dist/source/index.js

This package does not declare an exports field, so the exports above have been automatically detected and optimized by JSPM instead. If any package subpath is missing, it is recommended to post an issue to the original package (@flexiblepersistence/dao) to support the "exports" field. If that is not possible, create a JSPM override to customize the exports field for this package.

Readme

dAOPersistence

Publish npm version npm downloads

A DAO implementation for Flexible Persistence's PersistenceAdapter

// Init Journaly as a observer platform for using as a message broker
const journaly = Journaly.newJournaly() as SubjectObserver<any>;

// config read database
read = new DAODB(database, {
  test: new TestDAO(),
  object: new ObjectDAO(),
});

// config write database
write = new MongoDB(
  new PersistenceInfo(
    {
      database: 'write',
      host: process.env.MONGO_HOST || 'localhost',
      port: process.env.MONGO_PORT,
    },
    journaly
  )
);

// init Flexible Persistence handler with write and read databases
const handler = new Handler(write, read);

// sample object
const obj = {};
obj['test'] = 'test';

// create an event to create an object
const persistencePromise = await handler.addEvent(
  new Event({ operation: Operation.create, name: 'object', content: obj })
);

// prints create event
console.log(persistencePromise);

Overview

Installation

This is a Node.js module available through the npm registry.

Before installing, download and install Node.js.

If this is a brand new project, make sure to create a package.json first with the npm init command or yarn init command.

Installation is done using the npm install command or yarn add command:

$ npm install @flexiblepersistence/dao

or

$ yarn add @flexiblepersistence/dao

Tests

To run the test suite, first install Docker and dependencies, then run docker-compose up -d and npm test:

$ docker-compose up -d
$ npm install
$ npm test

or

$ docker-compose up -d
$ yarn
$ yarn test

People

The original author of Journaly is Judah Lima

List of all contributors