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<!DOCTYPE html><html class="default" lang="en" data-base=".."><head><meta charset="utf-8"/><meta http-equiv="x-ua-compatible" content="IE=edge"/><title>PropagationAPI | OpenTelemetry SDK</title><meta name="description" content="Documentation for OpenTelemetry SDK"/><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><script async src="../assets/hierarchy.js" id="tsd-hierarchy-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"><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" aria-hidden="true"><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">OpenTelemetry SDK</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" aria-hidden="true"><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">OpenTelemetry SDK</a></li><li><a href="../modules/_opentelemetry_api.html">@opentelemetry/api</a></li><li><a href="../modules/_opentelemetry_api._opentelemetry_api.html">@opentelemetry/api</a></li><li><a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html">PropagationAPI</a></li></ul><h1>Class PropagationAPI</h1></div><section class="tsd-panel tsd-comment"><div class="tsd-comment tsd-typography"><p>Singleton object which represents the entry point to the OpenTelemetry Propagation API</p>
</div><div class="tsd-comment tsd-typography"><div class="tsd-tag-since"><h4 class="tsd-anchor-link"><a id="since" class="tsd-anchor"></a>Since<a href="#since" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h4><p>1.0.0</p>
</div></div></section><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L48">api/propagation.ts:48</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-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" aria-hidden="true"><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">Properties</h3><div class="tsd-index-list"><a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#createbaggage" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24" aria-label="Property"><use href="../assets/icons.svg#icon-1024"></use></svg><span>create<wbr/>Baggage</span></a>
<a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#deletebaggage" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24" aria-label="Property"><use href="../assets/icons.svg#icon-1024"></use></svg><span>delete<wbr/>Baggage</span></a>
<a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#getactivebaggage" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24" aria-label="Property"><use href="../assets/icons.svg#icon-1024"></use></svg><span>get<wbr/>Active<wbr/>Baggage</span></a>
<a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#getbaggage" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24" aria-label="Property"><use href="../assets/icons.svg#icon-1024"></use></svg><span>get<wbr/>Baggage</span></a>
<a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#setbaggage" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24" aria-label="Property"><use href="../assets/icons.svg#icon-1024"></use></svg><span>set<wbr/>Baggage</span></a>
</div></section><section class="tsd-index-section"><h3 class="tsd-index-heading">Methods</h3><div class="tsd-index-list"><a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#disable" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24" aria-label="Method"><use href="../assets/icons.svg#icon-2048"></use></svg><span>disable</span></a>
<a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#extract" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24" aria-label="Method"><use href="../assets/icons.svg#icon-2048"></use></svg><span>extract</span></a>
<a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#fields" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24" aria-label="Method"><use href="../assets/icons.svg#icon-2048"></use></svg><span>fields</span></a>
<a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#inject" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24" aria-label="Method"><use href="../assets/icons.svg#icon-2048"></use></svg><span>inject</span></a>
<a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#setglobalpropagator" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24" aria-label="Method"><use href="../assets/icons.svg#icon-2048"></use></svg><span>set<wbr/>Global<wbr/>Propagator</span></a>
<a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#getinstance" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24" aria-label="Method"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Instance</span></a>
</div></section></div></details></section></section><details class="tsd-panel-group tsd-member-group tsd-accordion" open><summary class="tsd-accordion-summary" data-key="section-Properties"><h2><svg width="20" height="20" viewBox="0 0 24 24" fill="none" aria-hidden="true"><use href="../assets/icons.svg#icon-chevronDown"></use></svg> Properties</h2></summary><section><section class="tsd-panel tsd-member"><a id="createbaggage" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>create<wbr/>Baggage</span><a href="#createbaggage" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">createBaggage</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">entries</span><span class="tsd-signature-symbol">?:</span> <span class="tsd-signature-type">Record</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">,</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.BaggageEntry.html" class="tsd-signature-type tsd-kind-interface">BaggageEntry</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">)</span> <span class="tsd-signature-symbol">=&gt;</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a><span class="tsd-signature-symbol"> = createBaggage</span></div><div class="tsd-type-declaration"><h4>Type declaration</h4><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">entries</span><span class="tsd-signature-symbol">?:</span> <span class="tsd-signature-type">Record</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">,</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.BaggageEntry.html" class="tsd-signature-type tsd-kind-interface">BaggageEntry</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Create a new Baggage with optional entries</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">entries</span>: <span class="tsd-signature-type">Record</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">,</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.BaggageEntry.html" class="tsd-signature-type tsd-kind-interface">BaggageEntry</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol"> = {}</span></span><div class="tsd-comment tsd-typography"><p>An array of baggage entries the new baggage should contain</p>
</div><div class="tsd-comment tsd-typography"></div></li></ul></div><h4 class="tsd-returns-title">Returns <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a></h4><div class="tsd-comment tsd-typography"></div></li></ul></li></ul></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L114">api/propagation.ts:114</a></li></ul></aside></section><section class="tsd-panel tsd-member"><a id="deletebaggage" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>delete<wbr/>Baggage</span><a href="#deletebaggage" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">deleteBaggage</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">context</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a><span class="tsd-signature-symbol">)</span> <span class="tsd-signature-symbol">=&gt;</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a><span class="tsd-signature-symbol"> = deleteBaggage</span></div><div class="tsd-type-declaration"><h4>Type declaration</h4><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">context</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Delete the baggage stored in the given context</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">context</span>: <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a></span></li></ul></div><h4 class="tsd-returns-title">Returns <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a></h4><div class="tsd-comment tsd-typography"></div></li></ul></li></ul></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L122">api/propagation.ts:122</a></li></ul></aside></section><section class="tsd-panel tsd-member"><a id="getactivebaggage" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>get<wbr/>Active<wbr/>Baggage</span><a href="#getactivebaggage" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">getActiveBaggage</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">undefined</span> <span class="tsd-signature-symbol">|</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a><span class="tsd-signature-symbol"> = getActiveBaggage</span></div><div class="tsd-type-declaration"><h4>Type declaration</h4><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-signature-symbol">:</span> <span class="tsd-signature-type">undefined</span> <span class="tsd-signature-symbol">|</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Retrieve the current baggage from the active/current context</p>
</div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">undefined</span> <span class="tsd-signature-symbol">|</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a></h4><p>Extracted baggage from the context</p>
<div class="tsd-comment tsd-typography"></div></li></ul></li></ul></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L118">api/propagation.ts:118</a></li></ul></aside></section><section class="tsd-panel tsd-member"><a id="getbaggage" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>get<wbr/>Baggage</span><a href="#getbaggage" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">getBaggage</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">context</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a><span class="tsd-signature-symbol">)</span> <span class="tsd-signature-symbol">=&gt;</span> <span class="tsd-signature-type">undefined</span> <span class="tsd-signature-symbol">|</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a><span class="tsd-signature-symbol"> = getBaggage</span></div><div class="tsd-type-declaration"><h4>Type declaration</h4><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">context</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">undefined</span> <span class="tsd-signature-symbol">|</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Retrieve the current baggage from the given context</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">context</span>: <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">undefined</span> <span class="tsd-signature-symbol">|</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a></h4><p>Extracted baggage from the context</p>
<div class="tsd-comment tsd-typography"></div></li></ul></li></ul></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L116">api/propagation.ts:116</a></li></ul></aside></section><section class="tsd-panel tsd-member"><a id="setbaggage" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>set<wbr/>Baggage</span><a href="#setbaggage" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">setBaggage</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">context</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a><span class="tsd-signature-symbol">,</span> <span class="tsd-kind-parameter">baggage</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a><span class="tsd-signature-symbol">)</span> <span class="tsd-signature-symbol">=&gt;</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a><span class="tsd-signature-symbol"> = setBaggage</span></div><div class="tsd-type-declaration"><h4>Type declaration</h4><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">context</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a><span class="tsd-signature-symbol">,</span> <span class="tsd-kind-parameter">baggage</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Store a baggage in the given context</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">context</span>: <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a></span></li><li><span><span class="tsd-kind-parameter">baggage</span>: <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Baggage.html" class="tsd-signature-type tsd-kind-interface">Baggage</a></span><div class="tsd-comment tsd-typography"><p>that will be set in the actual context</p>
</div><div class="tsd-comment tsd-typography"></div></li></ul></div><h4 class="tsd-returns-title">Returns <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a></h4><div class="tsd-comment tsd-typography"></div></li></ul></li></ul></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L120">api/propagation.ts:120</a></li></ul></aside></section></section></details><details class="tsd-panel-group tsd-member-group tsd-accordion" open><summary class="tsd-accordion-summary" data-key="section-Methods"><h2><svg width="20" height="20" viewBox="0 0 24 24" fill="none" aria-hidden="true"><use href="../assets/icons.svg#icon-chevronDown"></use></svg> Methods</h2></summary><section><section class="tsd-panel tsd-member"><a id="disable" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>disable</span><a href="#disable" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class=""><div class="tsd-signature tsd-anchor-link"><a id="disable-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">disable</span><span class="tsd-signature-symbol">()</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">void</span><a href="#disable-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></div><div class="tsd-description"><div class="tsd-comment tsd-typography"><p>Remove the global propagator</p>
</div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4><div class="tsd-comment tsd-typography"></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L110">api/propagation.ts:110</a></li></ul></aside></div></li></ul></section><section class="tsd-panel tsd-member"><a id="extract" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>extract</span><a href="#extract" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class=""><div class="tsd-signature tsd-anchor-link"><a id="extract-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">extract</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#extractcarrier">Carrier</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><br/>    <span class="tsd-kind-parameter">context</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a><span class="tsd-signature-symbol">,</span><br/>    <span class="tsd-kind-parameter">carrier</span><span class="tsd-signature-symbol">:</span> <a class="tsd-signature-type tsd-kind-type-parameter" href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#extractcarrier">Carrier</a><span class="tsd-signature-symbol">,</span><br/>    <span class="tsd-kind-parameter">getter</span><span class="tsd-signature-symbol">?:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.TextMapGetter.html" class="tsd-signature-type tsd-kind-interface">TextMapGetter</a><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#extractcarrier">Carrier</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">,</span><br/><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a><a href="#extract-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></div><div class="tsd-description"><div class="tsd-comment tsd-typography"><p>Extract context from a carrier</p>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="extractcarrier" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">Carrier</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">context</span>: <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a></span><div class="tsd-comment tsd-typography"><p>Context which the newly created context will inherit from</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">carrier</span>: <a class="tsd-signature-type tsd-kind-type-parameter" href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#extractcarrier">Carrier</a></span><div class="tsd-comment tsd-typography"><p>Carrier to extract context from</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">getter</span>: <a href="../interfaces/_opentelemetry_api._opentelemetry_api.TextMapGetter.html" class="tsd-signature-type tsd-kind-interface">TextMapGetter</a><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#extractcarrier">Carrier</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol"> = defaultTextMapGetter</span></span><div class="tsd-comment tsd-typography"><p>Function used to extract keys from a carrier</p>
</div><div class="tsd-comment tsd-typography"></div></li></ul></div><h4 class="tsd-returns-title">Returns <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a></h4><div class="tsd-comment tsd-typography"></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L94">api/propagation.ts:94</a></li></ul></aside></div></li></ul></section><section class="tsd-panel tsd-member"><a id="fields" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>fields</span><a href="#fields" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class=""><div class="tsd-signature tsd-anchor-link"><a id="fields-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">fields</span><span class="tsd-signature-symbol">()</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">[]</span><a href="#fields-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></div><div class="tsd-description"><div class="tsd-comment tsd-typography"><p>Return a list of all fields which may be used by the propagator.</p>
</div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol">[]</span></h4><div class="tsd-comment tsd-typography"></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L105">api/propagation.ts:105</a></li></ul></aside></div></li></ul></section><section class="tsd-panel tsd-member"><a id="inject" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>inject</span><a href="#inject" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class=""><div class="tsd-signature tsd-anchor-link"><a id="inject-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">inject</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#injectcarrier">Carrier</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><br/>    <span class="tsd-kind-parameter">context</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a><span class="tsd-signature-symbol">,</span><br/>    <span class="tsd-kind-parameter">carrier</span><span class="tsd-signature-symbol">:</span> <a class="tsd-signature-type tsd-kind-type-parameter" href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#injectcarrier">Carrier</a><span class="tsd-signature-symbol">,</span><br/>    <span class="tsd-kind-parameter">setter</span><span class="tsd-signature-symbol">?:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.TextMapSetter.html" class="tsd-signature-type tsd-kind-interface">TextMapSetter</a><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#injectcarrier">Carrier</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">,</span><br/><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">void</span><a href="#inject-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></div><div class="tsd-description"><div class="tsd-comment tsd-typography"><p>Inject context into a carrier to be propagated inter-process</p>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="injectcarrier" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">Carrier</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">context</span>: <a href="../interfaces/_opentelemetry_api._opentelemetry_api.Context.html" class="tsd-signature-type tsd-kind-interface">Context</a></span><div class="tsd-comment tsd-typography"><p>Context carrying tracing data to inject</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">carrier</span>: <a class="tsd-signature-type tsd-kind-type-parameter" href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#injectcarrier">Carrier</a></span><div class="tsd-comment tsd-typography"><p>carrier to inject context into</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">setter</span>: <a href="../interfaces/_opentelemetry_api._opentelemetry_api.TextMapSetter.html" class="tsd-signature-type tsd-kind-interface">TextMapSetter</a><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html#injectcarrier">Carrier</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol"> = defaultTextMapSetter</span></span><div class="tsd-comment tsd-typography"><p>Function used to set values on the carrier</p>
</div><div class="tsd-comment tsd-typography"></div></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4><div class="tsd-comment tsd-typography"></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L79">api/propagation.ts:79</a></li></ul></aside></div></li></ul></section><section class="tsd-panel tsd-member"><a id="setglobalpropagator" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>set<wbr/>Global<wbr/>Propagator</span><a href="#setglobalpropagator" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class=""><div class="tsd-signature tsd-anchor-link"><a id="setglobalpropagator-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">setGlobalPropagator</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">propagator</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/_opentelemetry_api._opentelemetry_api.TextMapPropagator.html" class="tsd-signature-type tsd-kind-interface">TextMapPropagator</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">boolean</span><a href="#setglobalpropagator-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></div><div class="tsd-description"><div class="tsd-comment tsd-typography"><p>Set the current propagator.</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">propagator</span>: <a href="../interfaces/_opentelemetry_api._opentelemetry_api.TextMapPropagator.html" class="tsd-signature-type tsd-kind-interface">TextMapPropagator</a></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">boolean</span></h4><p>true if the propagator was successfully registered, else false</p>
<div class="tsd-comment tsd-typography"></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L68">api/propagation.ts:68</a></li></ul></aside></div></li></ul></section><section class="tsd-panel tsd-member"><a id="getinstance" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag">Static</code><span>get<wbr/>Instance</span><a href="#getinstance" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class=""><div class="tsd-signature tsd-anchor-link"><a id="getinstance-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">getInstance</span><span class="tsd-signature-symbol">()</span><span class="tsd-signature-symbol">:</span> <a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html" class="tsd-signature-type tsd-kind-class">PropagationAPI</a><a href="#getinstance-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></div><div class="tsd-description"><div class="tsd-comment tsd-typography"><p>Get the singleton instance of the Propagator API</p>
</div><h4 class="tsd-returns-title">Returns <a href="_opentelemetry_api._opentelemetry_api.PropagationAPI.html" class="tsd-signature-type tsd-kind-class">PropagationAPI</a></h4><div class="tsd-comment tsd-typography"></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/open-telemetry/opentelemetry-js/blob/2d3760898cdc4f0e68f9f956603cc5df279eb3a8/api/src/api/propagation.ts#L55">api/propagation.ts:55</a></li></ul></aside></div></li></ul></section></section></details></div><div class="col-sidebar"><div class="page-menu"><div class="tsd-navigation settings"><details class="tsd-accordion"><summary class="tsd-accordion-summary"><h3><svg width="20" height="20" viewBox="0 0 24 24" fill="none" aria-hidden="true"><use href="../assets/icons.svg#icon-chevronDown"></use></svg>Settings</h3></summary><div class="tsd-accordion-details"><div class="tsd-filter-visibility"><span class="settings-label">Member Visibility</span><ul id="tsd-filter-options"><li 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