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M_Grpc_Core_ServerCallContext_WriteResponseHeadersAsync.htm

M_Grpc_Core_ServerCallContext_WriteResponseHeadersAsync.htm 9.2 KB
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  1. <html><head><meta http-equiv="X-UA-Compatible" content="IE=edge" /><link rel="shortcut icon" href="../icons/favicon.ico" /><link rel="stylesheet" type="text/css" href="../styles/branding.css" /><link rel="stylesheet" type="text/css" href="../styles/branding-en-US.css" /><script type="text/javascript" src="../scripts/branding.js"> </script><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>ServerCallContext.WriteResponseHeadersAsync Method </title><meta name="Language" content="en-us" /><meta name="System.Keywords" content="WriteResponseHeadersAsync method" /><meta name="System.Keywords" content="ServerCallContext.WriteResponseHeadersAsync method" /><meta name="Microsoft.Help.F1" content="Grpc.Core.ServerCallContext.WriteResponseHeadersAsync" /><meta name="Microsoft.Help.Id" content="M:Grpc.Core.ServerCallContext.WriteResponseHeadersAsync(Grpc.Core.Metadata)" /><meta name="Description" content="Asynchronously sends response headers for the current call to the client. This method may only be invoked once for each call and needs to be invoked before any response messages are written." /><meta name="Microsoft.Help.ContentType" content="Reference" /><meta name="BrandingAware" content="true" /><meta name="container" content="Grpc.Core" /><meta name="file" content="M_Grpc_Core_ServerCallContext_WriteResponseHeadersAsync" /><meta name="guid" content="M_Grpc_Core_ServerCallContext_WriteResponseHeadersAsync" /><link rel="stylesheet" type="text/css" href="../styles/branding-Website.css" /><script type="text/javascript" src="../scripts/jquery-1.11.0.min.js"></script><script type="text/javascript" src="../scripts/branding-Website.js"></script></head><body onload="OnLoad('cs')"><input type="hidden" id="userDataCache" class="userDataStyle" /><div class="pageHeader" id="PageHeader">gRPC C#<form id="SearchForm" method="get" action="#" onsubmit="javascript:TransferToSearchPage(); return false;"><input id="SearchTextBox" type="text" maxlength="200" /><button id="SearchButton" type="submit"></button></form></div><div class="pageBody"><div class="leftNav" id="leftNav"><div id="tocNav"><div class="toclevel0" data-toclevel="0"><a class="tocCollapsed" onclick="javascript: Toggle(this);" href="#!" /><a data-tochassubtree="true" href="R_Project_Documentation.htm" title="gRPC C#" tocid="roottoc">gRPC C#</a></div><div class="toclevel0" data-toclevel="0"><a class="tocCollapsed" onclick="javascript: Toggle(this);" href="#!" /><a data-tochassubtree="true" href="R_Project_Documentation.htm" title="Namespaces" tocid="R_Project_Documentation">Namespaces</a></div><div class="toclevel0" data-toclevel="0"><a class="tocCollapsed" onclick="javascript: Toggle(this);" href="#!" /><a data-tochassubtree="true" href="N_Grpc_Core.htm" title="Grpc.Core" tocid="N_Grpc_Core">Grpc.Core</a></div><div class="toclevel0" data-toclevel="0"><a class="tocCollapsed" onclick="javascript: Toggle(this);" href="#!" /><a data-tochassubtree="true" href="T_Grpc_Core_ServerCallContext.htm" title="ServerCallContext Class" tocid="T_Grpc_Core_ServerCallContext">ServerCallContext Class</a></div><div class="toclevel1" data-toclevel="1" data-childrenloaded="true"><a class="tocExpanded" onclick="javascript: Toggle(this);" href="#!" /><a data-tochassubtree="true" href="Methods_T_Grpc_Core_ServerCallContext.htm" title="ServerCallContext Methods" tocid="Methods_T_Grpc_Core_ServerCallContext">ServerCallContext Methods</a></div><div class="toclevel2" data-toclevel="2"><a data-tochassubtree="false" href="M_Grpc_Core_ServerCallContext_CreatePropagationToken.htm" title="CreatePropagationToken Method " tocid="M_Grpc_Core_ServerCallContext_CreatePropagationToken">CreatePropagationToken Method </a></div><div class="toclevel2 current" data-toclevel="2"><a data-tochassubtree="false" href="M_Grpc_Core_ServerCallContext_WriteResponseHeadersAsync.htm" title="WriteResponseHeadersAsync Method " tocid="M_Grpc_Core_ServerCallContext_WriteResponseHeadersAsync">WriteResponseHeadersAsync Method </a></div></div><div id="tocResizableEW" onmousedown="OnMouseDown(event);"></div><div id="TocResize" class="tocResize"><img id="ResizeImageIncrease" src="../icons/TocOpen.gif" onclick="OnIncreaseToc()" alt="Click or drag to resize" title="Click or drag to resize" /><img id="ResizeImageReset" src="../icons/TocClose.gif" style="display:none" onclick="OnResetToc()" alt="Click or drag to resize" title="Click or drag to resize" /></div></div><div class="topicContent" id="TopicContent"><table class="titleTable"><tr><td class="titleColumn">ServerCallContext<span id="LSTCC9C7C69_0"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTCC9C7C69_0?cpp=::|nu=.");</script>WriteResponseHeadersAsync Method </td></tr></table><span class="introStyle"></span><div class="summary">
    2. 

  2.             Asynchronously sends response headers for the current call to the client. This method may only be invoked once for each call and needs to be invoked
    3. 

  3.             before any response messages are written. Writing the first response message implicitly sends empty response headers if <span class="code">WriteResponseHeadersAsync</span> haven't
    4. 

  4.             been called yet.
    5. 

  5.             </div><p> </p><strong>Namespace:</strong> <a href="N_Grpc_Core.htm">Grpc.Core</a><br /><strong>Assembly:</strong> Grpc.Core (in Grpc.Core.dll) Version: 0.12.0.0<div class="collapsibleAreaRegion"><span class="collapsibleRegionTitle" onclick="SectionExpandCollapse('ID1RB')" onkeypress="SectionExpandCollapse_CheckKey('ID1RB', event)" tabindex="0"><img id="ID1RBToggle" class="collapseToggle" src="../icons/SectionExpanded.png" />Syntax</span></div><div id="ID1RBSection" class="collapsibleSection"><div class="codeSnippetContainer"><div class="codeSnippetContainerTabs"><div id="ID0EDCA_tab1" class="codeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','cs','1','4');return false;">C#</a></div><div id="ID0EDCA_tab2" class="codeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','vb','2','4');return false;">VB</a></div><div id="ID0EDCA_tab3" class="codeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','cpp','3','4');return false;">C++</a></div><div id="ID0EDCA_tab4" class="codeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','fs','4','4');return false;">F#</a></div></div><div class="codeSnippetContainerCodeContainer"><div class="codeSnippetToolBar"><div class="codeSnippetToolBarText"><a id="ID0EDCA_copyCode" href="#" onclick="javascript:CopyToClipboard('ID0EDCA');return false;" title="Copy">Copy</a></div></div><div id="ID0EDCA_code_Div1" class="codeSnippetContainerCode" style="display: block"><pre xml:space="preserve"><span class="keyword">public</span> <span class="identifier">Task</span> <span class="identifier">WriteResponseHeadersAsync</span>(
    6. 

  6. 	<span class="identifier">Metadata</span> <span class="parameter">responseHeaders</span>
    7. 

  7. )</pre></div><div id="ID0EDCA_code_Div2" class="codeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">Public</span> <span class="keyword">Function</span> <span class="identifier">WriteResponseHeadersAsync</span> ( 
    8. 

  8. 	<span class="parameter">responseHeaders</span> <span class="keyword">As</span> <span class="identifier">Metadata</span>
    9. 

  9. ) <span class="keyword">As</span> <span class="identifier">Task</span></pre></div><div id="ID0EDCA_code_Div3" class="codeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">public</span>:
    10. 

  10. <span class="identifier">Task</span>^ <span class="identifier">WriteResponseHeadersAsync</span>(
    11. 

  11. 	<span class="identifier">Metadata</span>^ <span class="parameter">responseHeaders</span>
    12. 

  12. )</pre></div><div id="ID0EDCA_code_Div4" class="codeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">member</span> <span class="identifier">WriteResponseHeadersAsync</span> : 
    13. 

  13.         <span class="parameter">responseHeaders</span> : <span class="identifier">Metadata</span> <span class="keyword">-&gt;</span> <span class="identifier">Task</span> 
    14. 

  14. </pre></div></div></div><script type="text/javascript">AddLanguageTabSet("ID0EDCA");</script><h4 class="subHeading">Parameters</h4><dl><dt><span class="parameter">responseHeaders</span></dt><dd>Type: <a href="T_Grpc_Core_Metadata.htm">Grpc.Core<span id="LSTCC9C7C69_1"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTCC9C7C69_1?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>Metadata</a><br />The response headers to send.</dd></dl><h4 class="subHeading">Return Value</h4>Type: <a href="http://msdn2.microsoft.com/en-us/library/dd235678" target="_blank">Task</a><br />The task that finished once response headers have been written.</div><div class="collapsibleAreaRegion" id="seeAlsoSection"><span class="collapsibleRegionTitle" onclick="SectionExpandCollapse('ID2RB')" onkeypress="SectionExpandCollapse_CheckKey('ID2RB', event)" tabindex="0"><img id="ID2RBToggle" class="collapseToggle" src="../icons/SectionExpanded.png" />See Also</span></div><div id="ID2RBSection" class="collapsibleSection"><h4 class="subHeading">Reference</h4><div class="seeAlsoStyle"><a href="T_Grpc_Core_ServerCallContext.htm">ServerCallContext Class</a></div><div class="seeAlsoStyle"><a href="N_Grpc_Core.htm">Grpc.Core Namespace</a></div></div></div></div><div id="pageFooter" class="pageFooter"> </div></body></html>
    15.