[poolifier.git] / docs / interfaces / IPool.html

<!DOCTYPE html><html class="default" lang="en"><head><meta charSet="utf-8"/><meta http-equiv="x-ua-compatible" content="IE=edge"/><title>IPool | poolifier</title><meta name="description" content="Documentation for poolifier"/><meta name="viewport" content="width=device-width, initial-scale=1"/><link rel="stylesheet" href="../assets/style.css"/><link rel="stylesheet" href="../assets/highlight.css"/><script defer src="../assets/main.js"></script><script async src="../assets/search.js" id="search-script"></script></head><body><script>document.documentElement.dataset.theme = localStorage.getItem("tsd-theme") || "os"</script><header class="tsd-page-toolbar">
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<h1>Interface IPool&lt;Worker, Data, Response&gt;</h1></div>
<section class="tsd-panel tsd-comment">
<div class="tsd-comment tsd-typography"><p>Contract definition for a poolifier pool.</p>
</div></section> 
<section class="tsd-panel tsd-type-parameters">
<h4>Type Parameters</h4>
<ul class="tsd-type-parameters">
<li>
<h4>Worker<span class="tsd-signature-symbol"> extends </span><a href="IWorker.html" class="tsd-signature-type" data-tsd-kind="Interface">IWorker</a></h4>
<div class="tsd-comment tsd-typography"><p>Type of worker which manages this pool.</p>
</div></li>
<li>
<h4>Data = <span class="tsd-signature-type">unknown</span></h4>
<div class="tsd-comment tsd-typography"><p>Type of data sent to the worker. This can only be serializable data.</p>
</div></li>
<li>
<h4>Response = <span class="tsd-signature-type">unknown</span></h4>
<div class="tsd-comment tsd-typography"><p>Type of execution response. This can only be serializable data.</p>
</div></li></ul></section> 
<section class="tsd-panel tsd-hierarchy">
<h4>Hierarchy</h4>
<ul class="tsd-hierarchy">
<li><span class="target">IPool</span></li></ul></section>
<section class="tsd-panel">
<h4>Implemented by</h4>
<ul class="tsd-hierarchy">
<li><a href="../classes/AbstractPool.html" class="tsd-signature-type" data-tsd-kind="Class">AbstractPool</a></li></ul></section><aside class="tsd-sources">
<ul>
<li>Defined in <a href="https://github.com/poolifier/poolifier/blob/0270635/src/pools/pool.ts#L119">src/pools/pool.ts:119</a></li></ul></aside>
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<div class="tsd-accordion-details">
<section class="tsd-index-section">
<h3 class="tsd-index-heading">Properties</h3>
<div class="tsd-index-list"><a href="IPool.html#destroy" class="tsd-index-link tsd-kind-property tsd-parent-kind-interface"><svg class="tsd-kind-icon" width="24" height="24" viewBox="0 0 24 24"><rect fill="var(--color-icon-background)" stroke="#FF984D" stroke-width="1.5" x="1" y="1" width="22" height="22" rx="12" id="icon-1024-path"></rect><path d="M9.354 16V7.24H12.174C12.99 7.24 13.638 7.476 14.118 7.948C14.606 8.412 14.85 9.036 14.85 9.82C14.85 10.604 14.606 11.232 14.118 11.704C13.638 12.168 12.99 12.4 12.174 12.4H10.434V16H9.354ZM10.434 11.428H12.174C12.646 11.428 13.022 11.284 13.302 10.996C13.59 10.7 13.734 10.308 13.734 9.82C13.734 9.324 13.59 8.932 13.302 8.644C13.022 8.356 12.646 8.212 12.174 8.212H10.434V11.428Z" fill="var(--color-text)" id="icon-1024-text"></path></svg><span>destroy</span></a>
<a href="IPool.html#emitter" class="tsd-index-link tsd-kind-property tsd-parent-kind-interface"><svg class="tsd-kind-icon" width="24" height="24" viewBox="0 0 24 24"><use href="#icon-1024-path"></use><use href="#icon-1024-text"></use></svg><span>emitter?</span></a>
<a href="IPool.html#execute" class="tsd-index-link tsd-kind-property tsd-parent-kind-interface"><svg class="tsd-kind-icon" width="24" height="24" viewBox="0 0 24 24"><use href="#icon-1024-path"></use><use href="#icon-1024-text"></use></svg><span>execute</span></a>
<a href="IPool.html#findFreeWorkerNodeKey" class="tsd-index-link tsd-kind-property tsd-parent-kind-interface"><svg class="tsd-kind-icon" width="24" height="24" viewBox="0 0 24 24"><use href="#icon-1024-path"></use><use href="#icon-1024-text"></use></svg><span>find<wbr/>Free<wbr/>Worker<wbr/>Node<wbr/>Key</span></a>
<a href="IPool.html#setWorkerChoiceStrategy" class="tsd-index-link tsd-kind-property tsd-parent-kind-interface"><svg class="tsd-kind-icon" width="24" height="24" viewBox="0 0 24 24"><use href="#icon-1024-path"></use><use href="#icon-1024-text"></use></svg><span>set<wbr/>Worker<wbr/>Choice<wbr/>Strategy</span></a>
<a href="IPool.html#type" class="tsd-index-link tsd-kind-property tsd-parent-kind-interface"><svg class="tsd-kind-icon" width="24" height="24" viewBox="0 0 24 24"><use href="#icon-1024-path"></use><use href="#icon-1024-text"></use></svg><span>type</span></a>
<a href="IPool.html#workerNodes" class="tsd-index-link tsd-kind-property tsd-parent-kind-interface"><svg class="tsd-kind-icon" width="24" height="24" viewBox="0 0 24 24"><use href="#icon-1024-path"></use><use href="#icon-1024-text"></use></svg><span>worker<wbr/>Nodes</span></a>
</div></section></div></details></section></section>
<section class="tsd-panel-group tsd-member-group">
<h2>Properties</h2>
<section class="tsd-panel tsd-member tsd-kind-property tsd-parent-kind-interface"><a id="destroy" class="tsd-anchor"></a>
<h3 class="tsd-anchor-link"><span>destroy</span><a href="#destroy" aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round"><path stroke="none" d="M0 0h24v24H0z" fill="none" id="icon-anchor-a"></path><path d="M10 14a3.5 3.5 0 0 0 5 0l4 -4a3.5 3.5 0 0 0 -5 -5l-.5 .5" id="icon-anchor-b"></path><path d="M14 10a3.5 3.5 0 0 0 -5 0l-4 4a3.5 3.5 0 0 0 5 5l.5 -.5" id="icon-anchor-c"></path></svg></a></h3>
<div class="tsd-signature">destroy<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">)</span></div>
<div class="tsd-type-declaration">
<h4>Type declaration</h4>
<ul class="tsd-parameters">
<li class="tsd-parameter-signature">
<ul class="tsd-signatures tsd-kind-type-literal tsd-parent-kind-property">
<li class="tsd-signature" id="destroy.__type.__type-1"><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span></li>
<li class="tsd-description">
<div class="tsd-comment tsd-typography"><p>Shutdowns every current worker in this pool.</p>
</div>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span></h4></li></ul></li></ul></div><aside class="tsd-sources">
<ul>
<li>Defined in <a href="https://github.com/poolifier/poolifier/blob/0270635/src/pools/pool.ts#L163">src/pools/pool.ts:163</a></li></ul></aside></section>
<section class="tsd-panel tsd-member tsd-kind-property tsd-parent-kind-interface"><a id="emitter" class="tsd-anchor"></a>
<h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagOptional">Optional</code> <code class="tsd-tag ts-flagReadonly">Readonly</code> <span>emitter</span><a href="#emitter" aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round"><use href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use href="#icon-anchor-c"></use></svg></a></h3>
<div class="tsd-signature">emitter<span class="tsd-signature-symbol">?:</span> <a href="../classes/PoolEmitter.html" class="tsd-signature-type" data-tsd-kind="Class">PoolEmitter</a></div>
<div class="tsd-comment tsd-typography"><p>Emitter on which events can be listened to.</p>
<p>Events that can currently be listened to:</p>
<ul>
<li><code>&#39;full&#39;</code>: Emitted when the pool is dynamic and full.</li>
<li><code>&#39;busy&#39;</code>: Emitted when the pool is busy.</li>
</ul>
</div><aside class="tsd-sources">
<ul>
<li>Defined in <a href="https://github.com/poolifier/poolifier/blob/0270635/src/pools/pool.ts#L142">src/pools/pool.ts:142</a></li></ul></aside></section>
<section class="tsd-panel tsd-member tsd-kind-property tsd-parent-kind-interface"><a id="execute" class="tsd-anchor"></a>
<h3 class="tsd-anchor-link"><span>execute</span><a href="#execute" aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round"><use href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use href="#icon-anchor-c"></use></svg></a></h3>
<div class="tsd-signature">execute<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span>data<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Data</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">Response</span><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">)</span></div>
<div class="tsd-type-declaration">
<h4>Type declaration</h4>
<ul class="tsd-parameters">
<li class="tsd-parameter-signature">
<ul class="tsd-signatures tsd-kind-type-literal tsd-parent-kind-property">
<li class="tsd-signature" id="execute.__type-2.__type-3"><span class="tsd-signature-symbol">(</span>data<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Data</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">Response</span><span class="tsd-signature-symbol">&gt;</span></li>
<li class="tsd-description">
<div class="tsd-comment tsd-typography"><p>Performs the task specified in the constructor with the data parameter.</p>

<h3>Returns</h3><p>Promise that will be resolved when the task is successfully completed.</p>
</div>
<div class="tsd-parameters">
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameter-list">
<li>
<h5>data: <span class="tsd-signature-type">Data</span></h5>
<div class="tsd-comment tsd-typography"><p>The input for the specified task. This can only be serializable data.</p>
</div></li></ul></div>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">Response</span><span class="tsd-signature-symbol">&gt;</span></h4></li></ul></li></ul></div><aside class="tsd-sources">
<ul>
<li>Defined in <a href="https://github.com/poolifier/poolifier/blob/0270635/src/pools/pool.ts#L159">src/pools/pool.ts:159</a></li></ul></aside></section>
<section class="tsd-panel tsd-member tsd-kind-property tsd-parent-kind-interface"><a id="findFreeWorkerNodeKey" class="tsd-anchor"></a>
<h3 class="tsd-anchor-link"><span>find<wbr/>Free<wbr/>Worker<wbr/>Node<wbr/>Key</span><a href="#findFreeWorkerNodeKey" aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round"><use href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use href="#icon-anchor-c"></use></svg></a></h3>
<div class="tsd-signature">find<wbr/>Free<wbr/>Worker<wbr/>Node<wbr/>Key<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">number</span><span class="tsd-signature-symbol">)</span></div>
<div class="tsd-type-declaration">
<h4>Type declaration</h4>
<ul class="tsd-parameters">
<li class="tsd-parameter-signature">
<ul class="tsd-signatures tsd-kind-type-literal tsd-parent-kind-property">
<li class="tsd-signature" id="findFreeWorkerNodeKey.__type-4.__type-5"><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span></li>
<li class="tsd-description">
<div class="tsd-comment tsd-typography"><p>Finds a free worker node key based on the number of tasks the worker has applied.</p>
<p>If a worker is found with <code>0</code> running tasks, it is detected as free and its worker node key is returned.</p>
<p>If no free worker is found, <code>-1</code> is returned.</p>

<h3>Returns</h3><p>A worker node key if there is one, <code>-1</code> otherwise.</p>
</div>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">number</span></h4></li></ul></li></ul></div><aside class="tsd-sources">
<ul>
<li>Defined in <a href="https://github.com/poolifier/poolifier/blob/0270635/src/pools/pool.ts#L152">src/pools/pool.ts:152</a></li></ul></aside></section>
<section class="tsd-panel tsd-member tsd-kind-property tsd-parent-kind-interface"><a id="setWorkerChoiceStrategy" class="tsd-anchor"></a>
<h3 class="tsd-anchor-link"><span>set<wbr/>Worker<wbr/>Choice<wbr/>Strategy</span><a href="#setWorkerChoiceStrategy" aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round"><use href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use href="#icon-anchor-c"></use></svg></a></h3>
<div class="tsd-signature">set<wbr/>Worker<wbr/>Choice<wbr/>Strategy<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span>workerChoiceStrategy<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">&quot;ROUND_ROBIN&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;LESS_USED&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;LESS_BUSY&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;FAIR_SHARE&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;WEIGHTED_ROUND_ROBIN&quot;</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">)</span></div>
<div class="tsd-type-declaration">
<h4>Type declaration</h4>
<ul class="tsd-parameters">
<li class="tsd-parameter-signature">
<ul class="tsd-signatures tsd-kind-type-literal tsd-parent-kind-property">
<li class="tsd-signature" id="setWorkerChoiceStrategy.__type-6.__type-7"><span class="tsd-signature-symbol">(</span>workerChoiceStrategy<span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">&quot;ROUND_ROBIN&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;LESS_USED&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;LESS_BUSY&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;FAIR_SHARE&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;WEIGHTED_ROUND_ROBIN&quot;</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span></li>
<li class="tsd-description">
<div class="tsd-comment tsd-typography"><p>Sets the worker choice strategy in this pool.</p>
</div>
<div class="tsd-parameters">
<h4 class="tsd-parameters-title">Parameters</h4>
<ul class="tsd-parameter-list">
<li>
<h5>workerChoiceStrategy: <span class="tsd-signature-type">&quot;ROUND_ROBIN&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;LESS_USED&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;LESS_BUSY&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;FAIR_SHARE&quot;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">&quot;WEIGHTED_ROUND_ROBIN&quot;</span></h5>
<div class="tsd-comment tsd-typography"><p>The worker choice strategy.</p>
</div></li></ul></div>
<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4></li></ul></li></ul></div><aside class="tsd-sources">
<ul>
<li>Defined in <a href="https://github.com/poolifier/poolifier/blob/0270635/src/pools/pool.ts#L169">src/pools/pool.ts:169</a></li></ul></aside></section>
<section class="tsd-panel tsd-member tsd-kind-property tsd-parent-kind-interface"><a id="type" class="tsd-anchor"></a>
<h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagReadonly">Readonly</code> <span>type</span><a href="#type" aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round"><use href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use href="#icon-anchor-c"></use></svg></a></h3>
<div class="tsd-signature">type<span class="tsd-signature-symbol">:</span> <a href="../enums/PoolType.html" class="tsd-signature-type" data-tsd-kind="Enumeration">PoolType</a></div>
<div class="tsd-comment tsd-typography"><p>Pool type.</p>
<p>If it is <code>&#39;dynamic&#39;</code>, it provides the <code>max</code> property.</p>
</div><aside class="tsd-sources">
<ul>
<li>Defined in <a href="https://github.com/poolifier/poolifier/blob/0270635/src/pools/pool.ts#L129">src/pools/pool.ts:129</a></li></ul></aside></section>
<section class="tsd-panel tsd-member tsd-kind-property tsd-parent-kind-interface"><a id="workerNodes" class="tsd-anchor"></a>
<h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagReadonly">Readonly</code> <span>worker<wbr/>Nodes</span><a href="#workerNodes" aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round"><use href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use href="#icon-anchor-c"></use></svg></a></h3>
<div class="tsd-signature">worker<wbr/>Nodes<span class="tsd-signature-symbol">:</span> <a href="WorkerNode.html" class="tsd-signature-type" data-tsd-kind="Interface">WorkerNode</a><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">Worker</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">Data</span><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">[]</span></div>
<div class="tsd-comment tsd-typography"><p>Pool worker nodes.</p>
</div><aside class="tsd-sources">
<ul>
<li>Defined in <a href="https://github.com/poolifier/poolifier/blob/0270635/src/pools/pool.ts#L133">src/pools/pool.ts:133</a></li></ul></aside></section></section></div>
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