js-waku/classes/_waku_core.StreamManager.html

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<!DOCTYPE html><html class="default" lang="en"><head><meta charSet="utf-8"/><meta http-equiv="x-ua-compatible" content="IE=edge"/><title>StreamManager | Documentation</title><meta name="description" content="Documentation for Documentation"/><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/icons.js" id="tsd-icons-script"></script><script async src="../assets/search.js" id="tsd-search-script"></script><script async src="../assets/navigation.js" id="tsd-nav-script"></script></head><body><script>document.documentElement.dataset.theme = localStorage.getItem("tsd-theme") || "os";document.body.style.display="none";setTimeout(() => app?app.showPage():document.body.style.removeProperty("display"),500)</script><header class="tsd-page-toolbar"><div class="tsd-toolbar-contents container"><div class="table-cell" id="tsd-search" data-base=".."><div class="field"><label for="tsd-search-field" class="tsd-widget tsd-toolbar-icon search no-caption"><svg width="16" height="16" viewBox="0 0 16 16" fill="none"><use href="../assets/icons.svg#icon-search"></use></svg></label><input type="text" id="tsd-search-field" aria-label="Search"/></div><div class="field"><div id="tsd-toolbar-links"></div></div><ul class="results"><li class="state loading">Preparing search index...</li><li class="state failure">The search index is not available</li></ul><a href="../index.html" class="title">Documentation</a></div><div class="table-cell" id="tsd-widgets"><a href="#" class="tsd-widget tsd-toolbar-icon menu no-caption" data-toggle="menu" aria-label="Menu"><svg width="16" height="16" viewBox="0 0 16 16" fill="none"><use href="../assets/icons.svg#icon-menu"></use></svg></a></div></div></header><div class="container container-main"><div class="col-content"><div class="tsd-page-title"><ul class="tsd-breadcrumb"><li><a href="../index.html">Documentation</a></li><li><a href="../modules/_waku_core.html">@waku/core</a></li><li><a href="_waku_core.StreamManager.html">StreamManager</a></li></ul><h1>Class StreamManager</h1></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/waku-org/js-waku/blob/04bd51821/packages/core/src/lib/stream_manager/stream_manager.ts#L12">packages/core/src/lib/stream_manager/stream_manager.ts:12</a></li></ul></aside><section class="tsd-panel-group tsd-index-group"><section class="tsd-panel tsd-index-panel"><details class="tsd-index-content tsd-index-accordion" open><summary class="tsd-accordion-summary tsd-index-summary"><h5 class="tsd-index-heading uppercase" role="button" aria-expanded="false" tabIndex="0"><svg width="16" height="16" viewBox="0 0 16 16" fill="none"><use href="../assets/icons.svg#icon-chevronSmall"></use></svg> Index</h5></summary><div class="tsd-accordion-details"><section class="tsd-index-section"><h3 class="tsd-index-heading">Constructors</h3><div class="tsd-index-list"><a href="_waku_core.StreamManager.html#constructor" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-512"></use></svg><span>constructor</span></a>
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</div></section><section class="tsd-index-section"><h3 class="tsd-index-heading">Properties</h3><div class="tsd-index-list"><a href="_waku_core.StreamManager.html#addEventListener" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>add<wbr/>Event<wbr/>Listener</span></a>
<a href="_waku_core.StreamManager.html#getConnections" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>get<wbr/>Connections</span></a>
<a href="_waku_core.StreamManager.html#log" class="tsd-index-link tsd-is-private"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>log</span></a>
<a href="_waku_core.StreamManager.html#multicodec" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>multicodec</span></a>
<a href="_waku_core.StreamManager.html#streamPool" class="tsd-index-link tsd-is-private"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>stream<wbr/>Pool</span></a>
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</div></section><section class="tsd-index-section"><h3 class="tsd-index-heading">Methods</h3><div class="tsd-index-list"><a href="_waku_core.StreamManager.html#createStream" class="tsd-index-link tsd-is-private"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>create<wbr/>Stream</span></a>
<a href="_waku_core.StreamManager.html#getStream" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Stream</span></a>
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<a href="_waku_core.StreamManager.html#handlePeerUpdateStreamPool" class="tsd-index-link tsd-is-private"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>handle<wbr/>Peer<wbr/>Update<wbr/>Stream<wbr/>Pool</span></a>
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<a href="_waku_core.StreamManager.html#isConnectedTo" class="tsd-index-link tsd-is-private"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>is<wbr/>Connected<wbr/>To</span></a>
<a href="_waku_core.StreamManager.html#prepareStream" class="tsd-index-link tsd-is-private"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>prepare<wbr/>Stream</span></a>
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</div></section></div></details></section></section><section class="tsd-panel-group tsd-member-group"><h2>Constructors</h2><section class="tsd-panel tsd-member"><a id="constructor" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>constructor</span><a href="#constructor" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="constructor.new_StreamManager" class="tsd-anchor"></a><span class="tsd-kind-constructor-signature">new <wbr/>Stream<wbr/>Manager</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">multicodec</span>, <span class="tsd-kind-parameter">getConnections</span>, <span class="tsd-kind-parameter">addEventListener</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="_waku_core.StreamManager.html" class="tsd-signature-type tsd-kind-class">StreamManager</a><a href="#constructor.new_StreamManager" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">multicodec</span>: <span class="tsd-signature-type">string</span></span></li><li><span><span class="tsd-kind-parameter">getConnections</span>: <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">peerId</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">Connection</span><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">)</span></span><ul class="tsd-parameters"><li class="tsd-parameter-signature"><ul class="tsd-signatures"><li class="tsd-signature"><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">peerId</span><span class="tsd-signature-symbol">?</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Connection</span><span class="tsd-signature-symbol">[]</span></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Return a list of all connections this node has open, optionally filtering
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by a PeerId</p>
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</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">peerId</span>: <span class="tsd-signature-type">PeerId</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Connection</span><span class="tsd-signature-symbol">[]</span></h4><div class="tsd-comment tsd-typography"><h4>Example</h4><pre><code class="language-TypeScript"><span class="hl-6">for</span><span class="hl-1"> (</span><span class="hl-3">const</span><span class="hl-1"> </span><span class="hl-5">connection</span><span class="hl-1"> </span><span class="hl-3">of</span><span class="hl-1"> </span><span class="hl-4">libp2p</span><span class="hl-1">.</span><span class="hl-0">getConnections</span><span class="hl-1">()) {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-4">peerId</span><span class="hl-1">, </span><span class="hl-4">connection</span><span class="hl-1">.</span><span class="hl-4">remoteAddr</span><span class="hl-1">.</span><span class="hl-0">toString</span><span class="hl-1">())</span><br/><span class="hl-1"> </span><span class="hl-7">// Logs the PeerId string and the observed remote multiaddr of each Connection</span><br/><span class="hl-1">}</span>
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</code><button>Copy</button></pre>
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</div></li></ul></li></ul></li><li><span><span class="tsd-kind-parameter">addEventListener</span>: <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">type</span>, <span class="tsd-kind-parameter">listener</span>, <span class="tsd-kind-parameter">options</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">void</span><span class="tsd-signature-symbol">)</span></span><ul class="tsd-parameters"><li class="tsd-parameter-signature"><ul class="tsd-signatures"><li class="tsd-signature"><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">type</span>, <span class="tsd-kind-parameter">listener</span>, <span class="tsd-kind-parameter">options</span><span class="tsd-signature-symbol">?</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"><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span><span class="tsd-signature-keyword"> extends </span><span class="tsd-signature-keyword">keyof </span><span class="tsd-signature-type">Libp2pEvents</span><span class="tsd-signature-symbol">&lt;</span><a href="../types/_waku_interfaces.Libp2pServices.html" class="tsd-signature-type tsd-kind-type-alias">Libp2pServices</a><span class="tsd-signature-symbol">&gt;</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">type</span>: <a class="tsd-signature-type tsd-kind-type-parameter" href="_waku_core.waku_filter.FilterCore.html#addLibp2pEventListener.__type.__type-1.K">K</a></span></li><li><span><span class="tsd-kind-parameter">listener</span>: <span class="tsd-signature-type">null</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">EventHandler</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">Libp2pEvents</span><span class="tsd-signature-symbol">&lt;</span><a href="../types/_waku_interfaces.Libp2pServices.html" class="tsd-signature-type tsd-kind-type-alias">Libp2pServices</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">[</span><a class="tsd-signature-type tsd-kind-type-parameter" href="_waku_core.waku_filter.FilterCore.html#addLibp2pEventListener.__type.__type-1.K">K</a><span class="tsd-signature-symbol">]</span><span class="tsd-signature-symbol">&gt;</span></span></li><li><span><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">options</span>: <span class="tsd-signature-type">boolean</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">AddEventListenerOptions</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4></li></ul></li></ul></li></ul></div><h4 class="tsd-returns-title">Returns <a href="_waku_core.StreamManager.html" class="tsd-signature-type tsd-kind-class">StreamManager</a></h4><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/waku-org/js-waku/blob/04bd51821/packages/core/src/lib/stream_manager/stream_manager.ts#L16">packages/core/src/lib/stream_manager/stream_manager.ts:16</a></li></ul></aside></li></ul></section></section><section class="tsd-panel-group tsd-member-group"><h2>Properties</h2><section class="tsd-panel tsd-member"><a id="addEventListener" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>add<wb
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by a PeerId</p>
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</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">peerId</span>: <span class="tsd-signature-type">PeerId</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Connection</span><span class="tsd-signature-symbol">[]</span></h4><div class="tsd-comment tsd-typography"><h4>Example</h4><pre><code class="language-TypeScript"><span class="hl-6">for</span><span class="hl-1"> (</span><span class="hl-3">const</span><span class="hl-1"> </span><span class="hl-5">connection</span><span class="hl-1"> </span><span class="hl-3">of</span><span class="hl-1"> </span><span class="hl-4">libp2p</span><span class="hl-1">.</span><span class="hl-0">getConnections</span><span class="hl-1">()) {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-4">peerId</span><span class="hl-1">, </span><span class="hl-4">connection</span><span class="hl-1">.</span><span class="hl-4">remoteAddr</span><span class="hl-1">.</span><span class="hl-0">toString</span><span class="hl-1">())</span><br/><span class="hl-1"> </span><span class="hl-7">// Logs the PeerId string and the observed remote multiaddr of each Connection</span><br/><span class="hl-1">}</span>
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</code><button>Copy</button></pre>
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</div></li></ul></li></ul></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/waku-org/js-waku/blob/04bd51821/packages/core/src/lib/stream_manager/stream_manager.ts#L18">packages/core/src/lib/stream_manager/stream_manager.ts:18</a></li></ul></aside></section><section class="tsd-panel tsd-member tsd-is-private"><a id="log" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagPrivate">Private</code> <code class="tsd-tag ts-flagReadonly">Readonly</code> <span>log</span><a href="#log" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">log</span><span class="tsd-signature-symbol">:</span> <a href="_waku_utils.Logger.html" class="tsd-signature-type tsd-kind-class">Logger</a></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/waku-org/js-waku/blob/04bd51821/packages/core/src/lib/stream_manager/stream_manager.ts#L14">packages/core/src/lib/stream_manager/stream_manager.ts:14</a></li></ul></aside></section><section class="tsd-panel tsd-member"><a id="multicodec" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>multicodec</span><a href="#multicodec" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">multicodec</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">string</span></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/waku-org/js-waku/blob/04bd51821/packages/core/src/lib/stream_manager/stream_manager.ts#L17">packages/core/src/lib/stream_manager/stream_manager.ts:17</a></li></ul></aside></section><section class="tsd-panel tsd-member tsd-is-private"><a id="streamPool" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagPrivate">Private</code> <code class="tsd-tag ts-flagReadonly">Readonly</code> <span>stream<wbr/>Pool</span><a href="#streamPool" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">stream<wbr/>Pool</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">Map</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">string</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"> | </span><span class="tsd-signature-type">Stream</span><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">&gt;</span></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/waku-org/js-waku/blob/04bd51821/packages/core/src/lib/stream_manager/stream_manager.ts#L13">packages/core/src/lib/stream_manager/stream_manager.ts:13</a></li></ul></aside></section></section><section class="tsd-panel-group tsd-member-group"><h2>Methods</h2><section class="tsd-panel tsd-member tsd-is-private"><a id="createStream" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagPrivate">Private</code> <span>create<wbr/>Stream</span><a href="#createStream" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-private"><li class="tsd-signature tsd-anchor-link"><a id="createStream.createStream-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">create<wbr/>Stream</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">peer</span>, <span class="tsd-kind-parameter">retries</span><span class="tsd-signature-symbol">?</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-sign