portletfileupload.html

java 的上传功能很强大的实施上述事实上说是

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Utility method that determines whether the request contains multipart
 content.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;java.util.List</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/commons/fileupload/portlet/PortletFileUpload.html#parseRequest(javax.portlet.ActionRequest)">parseRequest</A></B>(javax.portlet.ActionRequest&nbsp;request)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Processes an <a href="http://www.ietf.org/rfc/rfc1867.txt">RFC 1867</a>
 compliant <code>multipart/form-data</code> stream.</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_org.apache.commons.fileupload.FileUpload"><!-- --></A>
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<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class org.apache.commons.fileupload.<A HREF="../../../../../org/apache/commons/fileupload/FileUpload.html" title="class in org.apache.commons.fileupload">FileUpload</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../org/apache/commons/fileupload/FileUpload.html#getFileItemFactory()">getFileItemFactory</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUpload.html#setFileItemFactory(org.apache.commons.fileupload.FileItemFactory)">setFileItemFactory</A></CODE></TD>
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&nbsp;<A NAME="methods_inherited_from_class_org.apache.commons.fileupload.FileUploadBase"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class org.apache.commons.fileupload.<A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html" title="class in org.apache.commons.fileupload">FileUploadBase</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#createItem(java.util.Map, boolean)">createItem</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getBoundary(java.lang.String)">getBoundary</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getFieldName(org.apache.commons.fileupload.FileItemHeaders)">getFieldName</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getFieldName(java.util.Map)">getFieldName</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getFileName(org.apache.commons.fileupload.FileItemHeaders)">getFileName</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getFileName(java.util.Map)">getFileName</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getFileSizeMax()">getFileSizeMax</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getHeader(java.util.Map, java.lang.String)">getHeader</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getHeaderEncoding()">getHeaderEncoding</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getItemIterator(org.apache.commons.fileupload.RequestContext)">getItemIterator</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getParsedHeaders(java.lang.String)">getParsedHeaders</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getProgressListener()">getProgressListener</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#getSizeMax()">getSizeMax</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#isMultipartContent(javax.servlet.http.HttpServletRequest)">isMultipartContent</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#isMultipartContent(org.apache.commons.fileupload.RequestContext)">isMultipartContent</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#newFileItemHeaders()">newFileItemHeaders</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#parseHeaders(java.lang.String)">parseHeaders</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#parseRequest(javax.servlet.http.HttpServletRequest)">parseRequest</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#parseRequest(org.apache.commons.fileupload.RequestContext)">parseRequest</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#setFileSizeMax(long)">setFileSizeMax</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#setHeaderEncoding(java.lang.String)">setHeaderEncoding</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#setProgressListener(org.apache.commons.fileupload.ProgressListener)">setProgressListener</A>, <A HREF="../../../../../org/apache/commons/fileupload/FileUploadBase.html#setSizeMax(long)">setSizeMax</A></CODE></TD>
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH>
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<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
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<P>

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<A NAME="PortletFileUpload()"><!-- --></A><H3>
PortletFileUpload</H3>
<PRE>
public <B>PortletFileUpload</B>()</PRE>
<DL>
<DD>Constructs an uninitialised instance of this class. A factory must be
 configured, using <code>setFileItemFactory()</code>, before attempting
 to parse requests.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../org/apache/commons/fileupload/FileUpload.html#FileUpload(org.apache.commons.fileupload.FileItemFactory)"><CODE>FileUpload.FileUpload(FileItemFactory)</CODE></A></DL>
</DL>
<HR>

<A NAME="PortletFileUpload(org.apache.commons.fileupload.FileItemFactory)"><!-- --></A><H3>
PortletFileUpload</H3>
<PRE>
public <B>PortletFileUpload</B>(<A HREF="../../../../../org/apache/commons/fileupload/FileItemFactory.html" title="interface in org.apache.commons.fileupload">FileItemFactory</A>&nbsp;fileItemFactory)</PRE>
<DL>
<DD>Constructs an instance of this class which uses the supplied factory to
 create <code>FileItem</code> instances.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>fileItemFactory</CODE> - The factory to use for creating file items.<DT><B>See Also:</B><DD><A HREF="../../../../../org/apache/commons/fileupload/FileUpload.html#FileUpload()"><CODE>FileUpload.FileUpload()</CODE></A></DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

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<A NAME="isMultipartContent(javax.portlet.ActionRequest)"><!-- --></A><H3>
isMultipartContent</H3>
<PRE>
public static final boolean <B>isMultipartContent</B>(javax.portlet.ActionRequest&nbsp;request)</PRE>
<DL>
<DD>Utility method that determines whether the request contains multipart
 content.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>request</CODE> - The portlet request to be evaluated. Must be non-null.
<DT><B>Returns:</B><DD><code>true</code> if the request is multipart;
         <code>false</code> otherwise.</DL>
</DD>
</DL>
<HR>

<A NAME="parseRequest(javax.portlet.ActionRequest)"><!-- --></A><H3>
parseRequest</H3>
<PRE>
public java.util.List <B>parseRequest</B>(javax.portlet.ActionRequest&nbsp;request)
                            throws <A HREF="../../../../../org/apache/commons/fileupload/FileUploadException.html" title="class in org.apache.commons.fileupload">FileUploadException</A></PRE>
<DL>
<DD>Processes an <a href="http://www.ietf.org/rfc/rfc1867.txt">RFC 1867</a>
 compliant <code>multipart/form-data</code> stream.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>request</CODE> - The portlet request to be parsed.
<DT><B>Returns:</B><DD>A list of <code>FileItem</code> instances parsed from the
         request, in the order that they were transmitted.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../org/apache/commons/fileupload/FileUploadException.html" title="class in org.apache.commons.fileupload">FileUploadException</A></CODE> - if there are problems reading/parsing
                             the request or storing files.</DL>
</DD>
</DL>
<HR>

<A NAME="getItemIterator(javax.portlet.ActionRequest)"><!-- --></A><H3>
getItemIterator</H3>
<PRE>
public <A HREF="../../../../../org/apache/commons/fileupload/FileItemIterator.html" title="interface in org.apache.commons.fileupload">FileItemIterator</A> <B>getItemIterator</B>(javax.portlet.ActionRequest&nbsp;request)
                                 throws <A HREF="../../../../../org/apache/commons/fileupload/FileUploadException.html" title="class in org.apache.commons.fileupload">FileUploadException</A>,
                                        java.io.IOException</PRE>
<DL>
<DD>Processes an <a href="http://www.ietf.org/rfc/rfc1867.txt">RFC 1867</a>
 compliant <code>multipart/form-data</code> stream.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>request</CODE> - The portlet request to be parsed.
<DT><B>Returns:</B><DD>An iterator to instances of <code>FileItemStream</code>
         parsed from the request, in the order that they were
         transmitted.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../org/apache/commons/fileupload/FileUploadException.html" title="class in org.apache.commons.fileupload">FileUploadException</A></CODE> - if there are problems reading/parsing
                             the request or storing files.
<DD><CODE>java.io.IOException</CODE> - An I/O error occurred. This may be a network
   error while communicating with the client or a problem while
   storing the uploaded content.</DL>
</DD>
</DL>
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