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<h2 title="Interface Part" class="title">Interface Part</h2>
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<pre>public interface <span class="typeNameLabel">Part</span></pre>
<div class="block">This class represents a part as uploaded to the server as part of a
 <code>multipart/form-data</code> request body. The part may represent either
 an uploaded file or form data.</div>
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<th class="colSecond" scope="col">Method</th>
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<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../javax/servlet/http/Part.html#delete--">delete</a></span>()</code></th>
<td class="colLast">
<div class="block">Deletes the underlying storage for a part, including deleting any
 associated temporary disk file.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../javax/servlet/http/Part.html#getContentType--">getContentType</a></span>()</code></th>
<td class="colLast">
<div class="block">Obtain the content type passed by the browser.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../javax/servlet/http/Part.html#getHeader-java.lang.String-">getHeader</a></span>&#8203;(java.lang.String&nbsp;name)</code></th>
<td class="colLast">
<div class="block">Obtains the value of the specified part header as a String.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>java.util.Collection&lt;java.lang.String&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../javax/servlet/http/Part.html#getHeaderNames--">getHeaderNames</a></span>()</code></th>
<td class="colLast">
<div class="block">Get the header names provided for this part.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>java.util.Collection&lt;java.lang.String&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../javax/servlet/http/Part.html#getHeaders-java.lang.String-">getHeaders</a></span>&#8203;(java.lang.String&nbsp;name)</code></th>
<td class="colLast">
<div class="block">Obtain all the values of the specified part header.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>java.io.InputStream</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../javax/servlet/http/Part.html#getInputStream--">getInputStream</a></span>()</code></th>
<td class="colLast">
<div class="block">Obtain an <code>InputStream</code> that can be used to retrieve the
 contents of the file.</div>
</td>
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<tr id="i6" class="altColor">
<td class="colFirst"><code>java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../javax/servlet/http/Part.html#getName--">getName</a></span>()</code></th>
<td class="colLast">
<div class="block">Obtain the name of the field in the multipart form corresponding to this
 part.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../javax/servlet/http/Part.html#getSize--">getSize</a></span>()</code></th>
<td class="colLast">
<div class="block">Obtain the size of this part.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../javax/servlet/http/Part.html#getSubmittedFileName--">getSubmittedFileName</a></span>()</code></th>
<td class="colLast">
<div class="block">If this part represents an uploaded file, gets the file name submitted
 in the upload.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../javax/servlet/http/Part.html#write-java.lang.String-">write</a></span>&#8203;(java.lang.String&nbsp;fileName)</code></th>
<td class="colLast">
<div class="block">A convenience method to write an uploaded part to disk.</div>
</td>
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<h4>getInputStream</h4>
<pre>java.io.InputStream&nbsp;getInputStream()
                            throws java.io.IOException</pre>
<div class="block">Obtain an <code>InputStream</code> that can be used to retrieve the
 contents of the file.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>An InputStream for the contents of the file</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.io.IOException</code> - if an I/O occurs while obtaining the stream</dd>
</dl>
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<h4>getContentType</h4>
<pre>java.lang.String&nbsp;getContentType()</pre>
<div class="block">Obtain the content type passed by the browser.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The content type passed by the browser or <code>null</code> if
         not defined.</dd>
</dl>
</li>
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<h4>getName</h4>
<pre>java.lang.String&nbsp;getName()</pre>
<div class="block">Obtain the name of the field in the multipart form corresponding to this
 part.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The name of the field in the multipart form corresponding to this
         part.</dd>
</dl>
</li>
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<pre>java.lang.String&nbsp;getSubmittedFileName()</pre>
<div class="block">If this part represents an uploaded file, gets the file name submitted
 in the upload. Returns <code>null</code> if no file name is available or if
 this part is not a file upload.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the submitted file name or <code>null</code>.</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>Servlet 3.1</dd>
</dl>
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<h4>getSize</h4>
<pre>long&nbsp;getSize()</pre>
<div class="block">Obtain the size of this part.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The size of the part if bytes</dd>
</dl>
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<h4>write</h4>
<pre>void&nbsp;write&#8203;(java.lang.String&nbsp;fileName)
    throws java.io.IOException</pre>
<div class="block">A convenience method to write an uploaded part to disk. The client code
 is not concerned with whether or not the part is stored in memory, or on
 disk in a temporary location. They just want to write the uploaded part
 to a file.

  This method is not guaranteed to succeed if called more than once for
  the same part. This allows a particular implementation to use, for
  example, file renaming, where possible, rather than copying all of the
  underlying data, thus gaining a significant performance benefit.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>fileName</code> - The location into which the uploaded part should be
                  stored. Relative locations are relative to <a href="../../../javax/servlet/MultipartConfigElement.html#getLocation--"><code>MultipartConfigElement.getLocation()</code></a></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.io.IOException</code> - if an I/O occurs while attempting to write the part</dd>
</dl>
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<h4>delete</h4>
<pre>void&nbsp;delete()
     throws java.io.IOException</pre>
<div class="block">Deletes the underlying storage for a part, including deleting any
 associated temporary disk file. Although the container will delete this
 storage automatically this method can be used to ensure that this is done
 at an earlier time, thus preserving system resources.
 <p>
 Containers are only required to delete the associated storage when the
 Part instance is garbage collected. Apache Tomcat will delete the
 associated storage when the associated request has finished processing.
 Behaviour of other containers may be different.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.io.IOException</code> - if an I/O occurs while attempting to delete the part</dd>
</dl>
</li>
</ul>
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<h4>getHeader</h4>
<pre>java.lang.String&nbsp;getHeader&#8203;(java.lang.String&nbsp;name)</pre>
<div class="block">Obtains the value of the specified part header as a String. If there are
 multiple headers with the same name, this method returns the first header
 in the part. The header name is case insensitive.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - Header name</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The header value or <code>null</code> if the header is not
              present</dd>
</dl>
</li>
</ul>
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<h4>getHeaders</h4>
<pre>java.util.Collection&lt;java.lang.String&gt;&nbsp;getHeaders&#8203;(java.lang.String&nbsp;name)</pre>
<div class="block">Obtain all the values of the specified part header.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - The name of the header of interest. The header name is case
             insensitive.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>All the values of the specified part header. If the part did not
         include any headers of the specified name, this method returns an
         empty Collection.</dd>
</dl>
</li>
</ul>
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<!--   -->
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<h4>getHeaderNames</h4>
<pre>java.util.Collection&lt;java.lang.String&gt;&nbsp;getHeaderNames()</pre>
<div class="block">Get the header names provided for this part.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a Collection of all the header names provided for this part.</dd>
</dl>
</li>
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