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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<div class="subTitle">org.apache.http.client</div>
<h2 title="Interface HttpClient" class="title">Interface HttpClient</h2>
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<dl>
<dt>All Known Implementing Classes:</dt>
<dd><a href="../../../../org/apache/http/impl/client/AbstractHttpClient.html" title="class in org.apache.http.impl.client">AbstractHttpClient</a>, <a href="../../../../org/apache/http/impl/client/AutoRetryHttpClient.html" title="class in org.apache.http.impl.client">AutoRetryHttpClient</a>, <a href="../../../../org/apache/http/impl/client/cache/CachingHttpClient.html" title="class in org.apache.http.impl.client.cache">CachingHttpClient</a>, <a href="../../../../org/apache/http/impl/client/CloseableHttpClient.html" title="class in org.apache.http.impl.client">CloseableHttpClient</a>, <a href="../../../../org/apache/http/impl/client/ContentEncodingHttpClient.html" title="class in org.apache.http.impl.client">ContentEncodingHttpClient</a>, <a href="../../../../org/apache/http/impl/client/DecompressingHttpClient.html" title="class in org.apache.http.impl.client">DecompressingHttpClient</a>, <a href="../../../../org/apache/http/impl/client/DefaultHttpClient.html" title="class in org.apache.http.impl.client">DefaultHttpClient</a>, <a href="../../../../org/apache/http/impl/client/SystemDefaultHttpClient.html" title="class in org.apache.http.impl.client">SystemDefaultHttpClient</a></dd>
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<br>
<pre>public interface <span class="strong">HttpClient</span></pre>
<div class="block">This interface represents only the most basic contract for HTTP request
execution. It imposes no restrictions or particular details on the request
execution process and leaves the specifics of state management,
authentication and redirect handling up to individual implementations.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>4.0</dd></dl>
</li>
</ul>
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<h3>Method Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>org.apache.http.HttpResponse</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/http/client/HttpClient.html#execute(org.apache.http.HttpHost,%20org.apache.http.HttpRequest)">execute</a></strong>(org.apache.http.HttpHost&nbsp;target,
org.apache.http.HttpRequest&nbsp;request)</code>
<div class="block">Executes HTTP request using the default context.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>org.apache.http.HttpResponse</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/http/client/HttpClient.html#execute(org.apache.http.HttpHost,%20org.apache.http.HttpRequest,%20org.apache.http.protocol.HttpContext)">execute</a></strong>(org.apache.http.HttpHost&nbsp;target,
org.apache.http.HttpRequest&nbsp;request,
org.apache.http.protocol.HttpContext&nbsp;context)</code>
<div class="block">Executes HTTP request using the given context.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/http/client/HttpClient.html#execute(org.apache.http.HttpHost,%20org.apache.http.HttpRequest,%20org.apache.http.client.ResponseHandler)">execute</a></strong>(org.apache.http.HttpHost&nbsp;target,
org.apache.http.HttpRequest&nbsp;request,
<a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client">ResponseHandler</a>&lt;? extends T&gt;&nbsp;responseHandler)</code>
<div class="block">Executes HTTP request to the target using the default context and
processes the response using the given response handler.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/http/client/HttpClient.html#execute(org.apache.http.HttpHost,%20org.apache.http.HttpRequest,%20org.apache.http.client.ResponseHandler,%20org.apache.http.protocol.HttpContext)">execute</a></strong>(org.apache.http.HttpHost&nbsp;target,
org.apache.http.HttpRequest&nbsp;request,
<a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client">ResponseHandler</a>&lt;? extends T&gt;&nbsp;responseHandler,
org.apache.http.protocol.HttpContext&nbsp;context)</code>
<div class="block">Executes HTTP request to the target using the given context and
processes the response using the given response handler.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>org.apache.http.HttpResponse</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/http/client/HttpClient.html#execute(org.apache.http.client.methods.HttpUriRequest)">execute</a></strong>(<a href="../../../../org/apache/http/client/methods/HttpUriRequest.html" title="interface in org.apache.http.client.methods">HttpUriRequest</a>&nbsp;request)</code>
<div class="block">Executes HTTP request using the default context.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>org.apache.http.HttpResponse</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/http/client/HttpClient.html#execute(org.apache.http.client.methods.HttpUriRequest,%20org.apache.http.protocol.HttpContext)">execute</a></strong>(<a href="../../../../org/apache/http/client/methods/HttpUriRequest.html" title="interface in org.apache.http.client.methods">HttpUriRequest</a>&nbsp;request,
org.apache.http.protocol.HttpContext&nbsp;context)</code>
<div class="block">Executes HTTP request using the given context.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/http/client/HttpClient.html#execute(org.apache.http.client.methods.HttpUriRequest,%20org.apache.http.client.ResponseHandler)">execute</a></strong>(<a href="../../../../org/apache/http/client/methods/HttpUriRequest.html" title="interface in org.apache.http.client.methods">HttpUriRequest</a>&nbsp;request,
<a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client">ResponseHandler</a>&lt;? extends T&gt;&nbsp;responseHandler)</code>
<div class="block">Executes HTTP request using the default context and processes the
response using the given response handler.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/http/client/HttpClient.html#execute(org.apache.http.client.methods.HttpUriRequest,%20org.apache.http.client.ResponseHandler,%20org.apache.http.protocol.HttpContext)">execute</a></strong>(<a href="../../../../org/apache/http/client/methods/HttpUriRequest.html" title="interface in org.apache.http.client.methods">HttpUriRequest</a>&nbsp;request,
<a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client">ResponseHandler</a>&lt;? extends T&gt;&nbsp;responseHandler,
org.apache.http.protocol.HttpContext&nbsp;context)</code>
<div class="block">Executes HTTP request using the given context and processes the
response using the given response handler.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../org/apache/http/conn/ClientConnectionManager.html" title="interface in org.apache.http.conn">ClientConnectionManager</a></code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/http/client/HttpClient.html#getConnectionManager()">getConnectionManager</a></strong>()</code>
<div class="block"><strong>Deprecated.</strong>&nbsp;
<div class="block"><i>(4.3) use
<a href="../../../../org/apache/http/impl/client/HttpClientBuilder.html" title="class in org.apache.http.impl.client"><code>HttpClientBuilder</code></a>.</i></div>
</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>org.apache.http.params.HttpParams</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/http/client/HttpClient.html#getParams()">getParams</a></strong>()</code>
<div class="block"><strong>Deprecated.</strong>&nbsp;
<div class="block"><i>(4.3) use
<a href="../../../../org/apache/http/client/config/RequestConfig.html" title="class in org.apache.http.client.config"><code>RequestConfig</code></a>.</i></div>
</div>
</td>
</tr>
</table>
</li>
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<!-- ============ METHOD DETAIL ========== -->
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<h3>Method Detail</h3>
<a name="getParams()">
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</a>
<ul class="blockList">
<li class="blockList">
<h4>getParams</h4>
<pre><a href="https://docs.oracle.com/javase/6/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
org.apache.http.params.HttpParams&nbsp;getParams()</pre>
<div class="block"><span class="strong">Deprecated.</span>&nbsp;<i>(4.3) use
<a href="../../../../org/apache/http/client/config/RequestConfig.html" title="class in org.apache.http.client.config"><code>RequestConfig</code></a>.</i></div>
<div class="block">Obtains the parameters for this client.
These parameters will become defaults for all requests being
executed with this client, and for the parameters of
dependent objects in this client.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the default parameters</dd></dl>
</li>
</ul>
<a name="getConnectionManager()">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>getConnectionManager</h4>
<pre><a href="https://docs.oracle.com/javase/6/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
<a href="../../../../org/apache/http/conn/ClientConnectionManager.html" title="interface in org.apache.http.conn">ClientConnectionManager</a>&nbsp;getConnectionManager()</pre>
<div class="block"><span class="strong">Deprecated.</span>&nbsp;<i>(4.3) use
<a href="../../../../org/apache/http/impl/client/HttpClientBuilder.html" title="class in org.apache.http.impl.client"><code>HttpClientBuilder</code></a>.</i></div>
<div class="block">Obtains the connection manager used by this client.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the connection manager</dd></dl>
</li>
</ul>
<a name="execute(org.apache.http.client.methods.HttpUriRequest)">
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<ul class="blockList">
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<h4>execute</h4>
<pre>org.apache.http.HttpResponse&nbsp;execute(<a href="../../../../org/apache/http/client/methods/HttpUriRequest.html" title="interface in org.apache.http.client.methods">HttpUriRequest</a>&nbsp;request)
throws <a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
<a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></pre>
<div class="block">Executes HTTP request using the default context.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>request</code> - the request to execute</dd>
<dt><span class="strong">Returns:</span></dt><dd>the response to the request. This is always a final response,
never an intermediate response with an 1xx status code.
Whether redirects or authentication challenges will be returned
or handled automatically depends on the implementation and
configuration of this client.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - in case of a problem or the connection was aborted</dd>
<dd><code><a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></code> - in case of an http protocol error</dd></dl>
</li>
</ul>
<a name="execute(org.apache.http.client.methods.HttpUriRequest, org.apache.http.protocol.HttpContext)">
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</a>
<ul class="blockList">
<li class="blockList">
<h4>execute</h4>
<pre>org.apache.http.HttpResponse&nbsp;execute(<a href="../../../../org/apache/http/client/methods/HttpUriRequest.html" title="interface in org.apache.http.client.methods">HttpUriRequest</a>&nbsp;request,
org.apache.http.protocol.HttpContext&nbsp;context)
throws <a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
<a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></pre>
<div class="block">Executes HTTP request using the given context.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>request</code> - the request to execute</dd><dd><code>context</code> - the context to use for the execution, or
<code>null</code> to use the default context</dd>
<dt><span class="strong">Returns:</span></dt><dd>the response to the request. This is always a final response,
never an intermediate response with an 1xx status code.
Whether redirects or authentication challenges will be returned
or handled automatically depends on the implementation and
configuration of this client.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - in case of a problem or the connection was aborted</dd>
<dd><code><a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></code> - in case of an http protocol error</dd></dl>
</li>
</ul>
<a name="execute(org.apache.http.HttpHost, org.apache.http.HttpRequest)">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>execute</h4>
<pre>org.apache.http.HttpResponse&nbsp;execute(org.apache.http.HttpHost&nbsp;target,
org.apache.http.HttpRequest&nbsp;request)
throws <a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
<a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></pre>
<div class="block">Executes HTTP request using the default context.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>target</code> - the target host for the request.
Implementations may accept <code>null</code>
if they can still determine a route, for example
to a default target or by inspecting the request.</dd><dd><code>request</code> - the request to execute</dd>
<dt><span class="strong">Returns:</span></dt><dd>the response to the request. This is always a final response,
never an intermediate response with an 1xx status code.
Whether redirects or authentication challenges will be returned
or handled automatically depends on the implementation and
configuration of this client.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - in case of a problem or the connection was aborted</dd>
<dd><code><a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></code> - in case of an http protocol error</dd></dl>
</li>
</ul>
<a name="execute(org.apache.http.HttpHost, org.apache.http.HttpRequest, org.apache.http.protocol.HttpContext)">
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</a>
<ul class="blockList">
<li class="blockList">
<h4>execute</h4>
<pre>org.apache.http.HttpResponse&nbsp;execute(org.apache.http.HttpHost&nbsp;target,
org.apache.http.HttpRequest&nbsp;request,
org.apache.http.protocol.HttpContext&nbsp;context)
throws <a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
<a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></pre>
<div class="block">Executes HTTP request using the given context.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>target</code> - the target host for the request.
Implementations may accept <code>null</code>
if they can still determine a route, for example
to a default target or by inspecting the request.</dd><dd><code>request</code> - the request to execute</dd><dd><code>context</code> - the context to use for the execution, or
<code>null</code> to use the default context</dd>
<dt><span class="strong">Returns:</span></dt><dd>the response to the request. This is always a final response,
never an intermediate response with an 1xx status code.
Whether redirects or authentication challenges will be returned
or handled automatically depends on the implementation and
configuration of this client.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - in case of a problem or the connection was aborted</dd>
<dd><code><a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></code> - in case of an http protocol error</dd></dl>
</li>
</ul>
<a name="execute(org.apache.http.client.methods.HttpUriRequest, org.apache.http.client.ResponseHandler)">
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<ul class="blockList">
<li class="blockList">
<h4>execute</h4>
<pre>&lt;T&gt;&nbsp;T&nbsp;execute(<a href="../../../../org/apache/http/client/methods/HttpUriRequest.html" title="interface in org.apache.http.client.methods">HttpUriRequest</a>&nbsp;request,
<a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client">ResponseHandler</a>&lt;? extends T&gt;&nbsp;responseHandler)
throws <a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
<a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></pre>
<div class="block">Executes HTTP request using the default context and processes the
response using the given response handler.
<p>
Implementing classes are required to ensure that the content entity
associated with the response is fully consumed and the underlying
connection is released back to the connection manager automatically
in all cases relieving individual <a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client"><code>ResponseHandler</code></a>s from
having to manage resource deallocation internally.
</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>request</code> - the request to execute</dd><dd><code>responseHandler</code> - the response handler</dd>
<dt><span class="strong">Returns:</span></dt><dd>the response object as generated by the response handler.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - in case of a problem or the connection was aborted</dd>
<dd><code><a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></code> - in case of an http protocol error</dd></dl>
</li>
</ul>
<a name="execute(org.apache.http.client.methods.HttpUriRequest, org.apache.http.client.ResponseHandler, org.apache.http.protocol.HttpContext)">
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</a>
<ul class="blockList">
<li class="blockList">
<h4>execute</h4>
<pre>&lt;T&gt;&nbsp;T&nbsp;execute(<a href="../../../../org/apache/http/client/methods/HttpUriRequest.html" title="interface in org.apache.http.client.methods">HttpUriRequest</a>&nbsp;request,
<a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client">ResponseHandler</a>&lt;? extends T&gt;&nbsp;responseHandler,
org.apache.http.protocol.HttpContext&nbsp;context)
throws <a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
<a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></pre>
<div class="block">Executes HTTP request using the given context and processes the
response using the given response handler.
<p>
Implementing classes are required to ensure that the content entity
associated with the response is fully consumed and the underlying
connection is released back to the connection manager automatically
in all cases relieving individual <a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client"><code>ResponseHandler</code></a>s from
having to manage resource deallocation internally.
</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>request</code> - the request to execute</dd><dd><code>responseHandler</code> - the response handler</dd><dd><code>context</code> - the context to use for the execution, or
<code>null</code> to use the default context</dd>
<dt><span class="strong">Returns:</span></dt><dd>the response object as generated by the response handler.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - in case of a problem or the connection was aborted</dd>
<dd><code><a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></code> - in case of an http protocol error</dd></dl>
</li>
</ul>
<a name="execute(org.apache.http.HttpHost, org.apache.http.HttpRequest, org.apache.http.client.ResponseHandler)">
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<ul class="blockList">
<li class="blockList">
<h4>execute</h4>
<pre>&lt;T&gt;&nbsp;T&nbsp;execute(org.apache.http.HttpHost&nbsp;target,
org.apache.http.HttpRequest&nbsp;request,
<a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client">ResponseHandler</a>&lt;? extends T&gt;&nbsp;responseHandler)
throws <a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
<a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></pre>
<div class="block">Executes HTTP request to the target using the default context and
processes the response using the given response handler.
<p>
Implementing classes are required to ensure that the content entity
associated with the response is fully consumed and the underlying
connection is released back to the connection manager automatically
in all cases relieving individual <a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client"><code>ResponseHandler</code></a>s from
having to manage resource deallocation internally.
</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>target</code> - the target host for the request.
Implementations may accept <code>null</code>
if they can still determine a route, for example
to a default target or by inspecting the request.</dd><dd><code>request</code> - the request to execute</dd><dd><code>responseHandler</code> - the response handler</dd>
<dt><span class="strong">Returns:</span></dt><dd>the response object as generated by the response handler.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - in case of a problem or the connection was aborted</dd>
<dd><code><a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></code> - in case of an http protocol error</dd></dl>
</li>
</ul>
<a name="execute(org.apache.http.HttpHost, org.apache.http.HttpRequest, org.apache.http.client.ResponseHandler, org.apache.http.protocol.HttpContext)">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>execute</h4>
<pre>&lt;T&gt;&nbsp;T&nbsp;execute(org.apache.http.HttpHost&nbsp;target,
org.apache.http.HttpRequest&nbsp;request,
<a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client">ResponseHandler</a>&lt;? extends T&gt;&nbsp;responseHandler,
org.apache.http.protocol.HttpContext&nbsp;context)
throws <a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>,
<a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></pre>
<div class="block">Executes HTTP request to the target using the given context and
processes the response using the given response handler.
<p>
Implementing classes are required to ensure that the content entity
associated with the response is fully consumed and the underlying
connection is released back to the connection manager automatically
in all cases relieving individual <a href="../../../../org/apache/http/client/ResponseHandler.html" title="interface in org.apache.http.client"><code>ResponseHandler</code></a>s from
having to manage resource deallocation internally.
</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>target</code> - the target host for the request.
Implementations may accept <code>null</code>
if they can still determine a route, for example
to a default target or by inspecting the request.</dd><dd><code>request</code> - the request to execute</dd><dd><code>responseHandler</code> - the response handler</dd><dd><code>context</code> - the context to use for the execution, or
<code>null</code> to use the default context</dd>
<dt><span class="strong">Returns:</span></dt><dd>the response object as generated by the response handler.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - in case of a problem or the connection was aborted</dd>
<dd><code><a href="../../../../org/apache/http/client/ClientProtocolException.html" title="class in org.apache.http.client">ClientProtocolException</a></code> - in case of an http protocol error</dd></dl>
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