portletfileupload.html

java 的上传功能很强大的实施上述事实上说是

<a name="70" href="#70">70</a>          <strong class="jxr_keyword">return</strong> FileUploadBase.isMultipartContent(
<a name="71" href="#71">71</a>                  <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/commons/fileupload/portlet/PortletRequestContext.html">PortletRequestContext</a>(request));
<a name="72" href="#72">72</a>      }
<a name="73" href="#73">73</a>  
<a name="74" href="#74">74</a>  
<a name="75" href="#75">75</a>      <em class="jxr_comment">// ----------------------------------------------------------- Constructors</em>
<a name="76" href="#76">76</a>  
<a name="77" href="#77">77</a>  
<a name="78" href="#78">78</a>      <em class="jxr_javadoccomment">/**</em>
<a name="79" href="#79">79</a>  <em class="jxr_javadoccomment">     * Constructs an uninitialised instance of this class. A factory must be</em>
<a name="80" href="#80">80</a>  <em class="jxr_javadoccomment">     * configured, using &lt;code&gt;setFileItemFactory()&lt;/code&gt;, before attempting</em>
<a name="81" href="#81">81</a>  <em class="jxr_javadoccomment">     * to parse requests.</em>
<a name="82" href="#82">82</a>  <em class="jxr_javadoccomment">     *</em>
<a name="83" href="#83">83</a>  <em class="jxr_javadoccomment">     * @see FileUpload#FileUpload(FileItemFactory)</em>
<a name="84" href="#84">84</a>  <em class="jxr_javadoccomment">     */</em>
<a name="85" href="#85">85</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/commons/fileupload/portlet/PortletFileUpload.html">PortletFileUpload</a>() {
<a name="86" href="#86">86</a>          <strong class="jxr_keyword">super</strong>();
<a name="87" href="#87">87</a>      }
<a name="88" href="#88">88</a>  
<a name="89" href="#89">89</a>  
<a name="90" href="#90">90</a>      <em class="jxr_javadoccomment">/**</em>
<a name="91" href="#91">91</a>  <em class="jxr_javadoccomment">     * Constructs an instance of this class which uses the supplied factory to</em>
<a name="92" href="#92">92</a>  <em class="jxr_javadoccomment">     * create &lt;code&gt;FileItem&lt;/code&gt; instances.</em>
<a name="93" href="#93">93</a>  <em class="jxr_javadoccomment">     *</em>
<a name="94" href="#94">94</a>  <em class="jxr_javadoccomment">     * @see FileUpload#FileUpload()</em>
<a name="95" href="#95">95</a>  <em class="jxr_javadoccomment">     * @param fileItemFactory The factory to use for creating file items.</em>
<a name="96" href="#96">96</a>  <em class="jxr_javadoccomment">     */</em>
<a name="97" href="#97">97</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/commons/fileupload/portlet/PortletFileUpload.html">PortletFileUpload</a>(<a href="../../../../../org/apache/commons/fileupload/FileItemFactory.html">FileItemFactory</a> fileItemFactory) {
<a name="98" href="#98">98</a>          <strong class="jxr_keyword">super</strong>(fileItemFactory);
<a name="99" href="#99">99</a>      }
<a name="100" href="#100">100</a> 
<a name="101" href="#101">101</a> 
<a name="102" href="#102">102</a>     <em class="jxr_comment">// --------------------------------------------------------- Public methods</em>
<a name="103" href="#103">103</a> 
<a name="104" href="#104">104</a> 
<a name="105" href="#105">105</a>     <em class="jxr_javadoccomment">/**</em>
<a name="106" href="#106">106</a> <em class="jxr_javadoccomment">     * Processes an &lt;a href="<a href="http://www.ietf.org/rfc/rfc1867.txt" target="alexandria_uri">http://www.ietf.org/rfc/rfc1867.txt</a>"&gt;RFC 1867&lt;/a&gt;</em>
<a name="107" href="#107">107</a> <em class="jxr_javadoccomment">     * compliant &lt;code&gt;multipart/form-data&lt;/code&gt; stream.</em>
<a name="108" href="#108">108</a> <em class="jxr_javadoccomment">     *</em>
<a name="109" href="#109">109</a> <em class="jxr_javadoccomment">     * @param request The portlet request to be parsed.</em>
<a name="110" href="#110">110</a> <em class="jxr_javadoccomment">     *</em>
<a name="111" href="#111">111</a> <em class="jxr_javadoccomment">     * @return A list of &lt;code&gt;FileItem&lt;/code&gt; instances parsed from the</em>
<a name="112" href="#112">112</a> <em class="jxr_javadoccomment">     *         request, in the order that they were transmitted.</em>
<a name="113" href="#113">113</a> <em class="jxr_javadoccomment">     *</em>
<a name="114" href="#114">114</a> <em class="jxr_javadoccomment">     * @throws FileUploadException if there are problems reading/parsing</em>
<a name="115" href="#115">115</a> <em class="jxr_javadoccomment">     *                             the request or storing files.</em>
<a name="116" href="#116">116</a> <em class="jxr_javadoccomment">     */</em>
<a name="117" href="#117">117</a>     <strong class="jxr_keyword">public</strong> List <em class="jxr_comment">/*<em class="jxr_comment"> <a href="../../../../../org/apache/commons/fileupload/FileItem.html">FileItem</a> */</em> parseRequest(ActionRequest request)</em>
<a name="118" href="#118">118</a>             <strong class="jxr_keyword">throws</strong> <a href="../../../../../org/apache/commons/fileupload/FileUploadException.html">FileUploadException</a> {
<a name="119" href="#119">119</a>         <strong class="jxr_keyword">return</strong> parseRequest(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/commons/fileupload/portlet/PortletRequestContext.html">PortletRequestContext</a>(request));
<a name="120" href="#120">120</a>     }
<a name="121" href="#121">121</a> 
<a name="122" href="#122">122</a>     <em class="jxr_javadoccomment">/**</em>
<a name="123" href="#123">123</a> <em class="jxr_javadoccomment">     * Processes an &lt;a href="<a href="http://www.ietf.org/rfc/rfc1867.txt" target="alexandria_uri">http://www.ietf.org/rfc/rfc1867.txt</a>"&gt;RFC 1867&lt;/a&gt;</em>
<a name="124" href="#124">124</a> <em class="jxr_javadoccomment">     * compliant &lt;code&gt;multipart/form-data&lt;/code&gt; stream.</em>
<a name="125" href="#125">125</a> <em class="jxr_javadoccomment">     *</em>
<a name="126" href="#126">126</a> <em class="jxr_javadoccomment">     * @param request The portlet request to be parsed.</em>
<a name="127" href="#127">127</a> <em class="jxr_javadoccomment">     *</em>
<a name="128" href="#128">128</a> <em class="jxr_javadoccomment">     * @return An iterator to instances of &lt;code&gt;FileItemStream&lt;/code&gt;</em>
<a name="129" href="#129">129</a> <em class="jxr_javadoccomment">     *         parsed from the request, in the order that they were</em>
<a name="130" href="#130">130</a> <em class="jxr_javadoccomment">     *         transmitted.</em>
<a name="131" href="#131">131</a> <em class="jxr_javadoccomment">     *</em>
<a name="132" href="#132">132</a> <em class="jxr_javadoccomment">     * @throws FileUploadException if there are problems reading/parsing</em>
<a name="133" href="#133">133</a> <em class="jxr_javadoccomment">     *                             the request or storing files.</em>
<a name="134" href="#134">134</a> <em class="jxr_javadoccomment">     * @throws IOException An I/O error occurred. This may be a network</em>
<a name="135" href="#135">135</a> <em class="jxr_javadoccomment">     *   error while communicating with the client or a problem while</em>
<a name="136" href="#136">136</a> <em class="jxr_javadoccomment">     *   storing the uploaded content.</em>
<a name="137" href="#137">137</a> <em class="jxr_javadoccomment">     */</em>
<a name="138" href="#138">138</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/commons/fileupload/FileItemIterator.html">FileItemIterator</a> getItemIterator(ActionRequest request)
<a name="139" href="#139">139</a>             <strong class="jxr_keyword">throws</strong> FileUploadException, IOException {
<a name="140" href="#140">140</a>         <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">super</strong>.getItemIterator(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/commons/fileupload/portlet/PortletRequestContext.html">PortletRequestContext</a>(request));
<a name="141" href="#141">141</a>     }
<a name="142" href="#142">142</a> }
</pre>
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