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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.eclipse.jetty.client</a></div> |
| <h2 title="Interface HttpUpgrader" class="title">Interface HttpUpgrader</h2> |
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| <dt>All Known Implementing Classes:</dt> |
| <dd><code><a href="../websocket/core/client/internal/HttpUpgraderOverHTTP.html" title="class in org.eclipse.jetty.websocket.core.client.internal">HttpUpgraderOverHTTP</a></code>, <code><a href="../websocket/core/client/internal/HttpUpgraderOverHTTP2.html" title="class in org.eclipse.jetty.websocket.core.client.internal">HttpUpgraderOverHTTP2</a></code>, <code><a href="http/ProtocolHttpUpgrader.html" title="class in org.eclipse.jetty.client.http">ProtocolHttpUpgrader</a></code></dd> |
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| <pre>public interface <span class="typeNameLabel">HttpUpgrader</span></pre> |
| <div class="block"><p>HttpUpgrader prepares a HTTP request to upgrade from one protocol to another, |
| and implements the upgrade mechanism.</p> |
| <p>The upgrade mechanism can be the |
| <a href="https://tools.ietf.org/html/rfc7230#section-6.7">HTTP/1.1 upgrade mechanism</a> |
| or the |
| <a href="https://tools.ietf.org/html/rfc8441#section-4">HTTP/2 extended CONNECT mechanism</a>.</p> |
| <p>Given the differences among mechanism implementations, a request needs to be |
| prepared before being sent to comply with the mechanism requirements (for example, |
| add required headers, etc.).</p></div> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Interface</th> |
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| <td class="colFirst"><code>static interface </code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="HttpUpgrader.Factory.html" title="interface in org.eclipse.jetty.client">HttpUpgrader.Factory</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">A factory for <a href="HttpUpgrader.html" title="interface in org.eclipse.jetty.client"><code>HttpUpgrader</code></a>s.</div> |
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| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#prepare(org.eclipse.jetty.client.HttpRequest)">prepare</a></span>​(<a href="HttpRequest.html" title="class in org.eclipse.jetty.client">HttpRequest</a> request)</code></th> |
| <td class="colLast"> |
| <div class="block">Prepares the request for the upgrade, for example by setting the HTTP method |
| or by setting HTTP headers required for the upgrade.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#upgrade(org.eclipse.jetty.client.HttpResponse,org.eclipse.jetty.io.EndPoint,org.eclipse.jetty.util.Callback)">upgrade</a></span>​(<a href="HttpResponse.html" title="class in org.eclipse.jetty.client">HttpResponse</a> response, |
| <a href="../io/EndPoint.html" title="interface in org.eclipse.jetty.io">EndPoint</a> endPoint, |
| <a href="../util/Callback.html" title="interface in org.eclipse.jetty.util">Callback</a> callback)</code></th> |
| <td class="colLast"> |
| <div class="block">Upgrades the given <code>endPoint</code> to a different protocol.</div> |
| </td> |
| </tr> |
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| <h4>prepare</h4> |
| <pre class="methodSignature">void prepare​(<a href="HttpRequest.html" title="class in org.eclipse.jetty.client">HttpRequest</a> request)</pre> |
| <div class="block"><p>Prepares the request for the upgrade, for example by setting the HTTP method |
| or by setting HTTP headers required for the upgrade.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>request</code> - the request to prepare</dd> |
| </dl> |
| </li> |
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| <h4>upgrade</h4> |
| <pre class="methodSignature">void upgrade​(<a href="HttpResponse.html" title="class in org.eclipse.jetty.client">HttpResponse</a> response, |
| <a href="../io/EndPoint.html" title="interface in org.eclipse.jetty.io">EndPoint</a> endPoint, |
| <a href="../util/Callback.html" title="interface in org.eclipse.jetty.util">Callback</a> callback)</pre> |
| <div class="block"><p>Upgrades the given <code>endPoint</code> to a different protocol.</p> |
| <p>The success or failure of the upgrade should be communicated via the given <code>callback</code>.</p> |
| <p>An exception thrown by this method is equivalent to failing the callback.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>response</code> - the response with the information about the upgrade</dd> |
| <dd><code>endPoint</code> - the EndPoint to upgrade</dd> |
| <dd><code>callback</code> - a callback to notify of the success or failure of the upgrade</dd> |
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