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Posted to commits@turbine.apache.org by tv...@apache.org on 2013/10/03 12:37:47 UTC

svn commit: r881002 [35/42] - in /websites/production/turbine/content/fulcrum/fulcrum-parser: ./ apidocs/ apidocs/org/apache/fulcrum/parser/ apidocs/org/apache/fulcrum/parser/class-use/ apidocs/src-html/org/apache/fulcrum/parser/ clover/ cobertura/ cob...

Modified: websites/production/turbine/content/fulcrum/fulcrum-parser/xref/org/apache/fulcrum/parser/DataStreamParser.html
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--- websites/production/turbine/content/fulcrum/fulcrum-parser/xref/org/apache/fulcrum/parser/DataStreamParser.html (original)
+++ websites/production/turbine/content/fulcrum/fulcrum-parser/xref/org/apache/fulcrum/parser/DataStreamParser.html Thu Oct  3 10:37:43 2013
@@ -1,311 +1,310 @@
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
 <head>
-<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" />
+<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
 <title>DataStreamParser xref</title>
 <link type="text/css" rel="stylesheet" href="../../../../stylesheet.css" />
 </head>
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 <div id="overview"><a href="../../../../../apidocs/org/apache/fulcrum/parser/DataStreamParser.html">View Javadoc</a></div><pre>
 
-<a name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> org.apache.fulcrum.parser;
-<a name="2" href="#2">2</a>   
-<a name="3" href="#3">3</a>   
-<a name="4" href="#4">4</a>   <em class="jxr_comment">/*</em>
-<a name="5" href="#5">5</a>   <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
-<a name="6" href="#6">6</a>   <em class="jxr_comment"> * or more contributor license agreements.  See the NOTICE file</em>
-<a name="7" href="#7">7</a>   <em class="jxr_comment"> * distributed with this work for additional information</em>
-<a name="8" href="#8">8</a>   <em class="jxr_comment"> * regarding copyright ownership.  The ASF licenses this file</em>
-<a name="9" href="#9">9</a>   <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
-<a name="10" href="#10">10</a>  <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
-<a name="11" href="#11">11</a>  <em class="jxr_comment"> * with the License.  You may obtain a copy of the License at</em>
-<a name="12" href="#12">12</a>  <em class="jxr_comment"> *</em>
-<a name="13" href="#13">13</a>  <em class="jxr_comment"> *   <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
-<a name="14" href="#14">14</a>  <em class="jxr_comment"> *</em>
-<a name="15" href="#15">15</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
-<a name="16" href="#16">16</a>  <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
-<a name="17" href="#17">17</a>  <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
-<a name="18" href="#18">18</a>  <em class="jxr_comment"> * KIND, either express or implied.  See the License for the</em>
-<a name="19" href="#19">19</a>  <em class="jxr_comment"> * specific language governing permissions and limitations</em>
-<a name="20" href="#20">20</a>  <em class="jxr_comment"> * under the License.</em>
-<a name="21" href="#21">21</a>  <em class="jxr_comment"> */</em>
-<a name="22" href="#22">22</a>  
-<a name="23" href="#23">23</a>  
-<a name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.io.BufferedReader;
-<a name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
-<a name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> java.io.InputStreamReader;
-<a name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> java.io.Reader;
-<a name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> java.io.StreamTokenizer;
-<a name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> java.util.ArrayList;
-<a name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> java.util.Iterator;
-<a name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> java.util.List;
-<a name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> java.util.NoSuchElementException;
-<a name="33" href="#33">33</a>  
-<a name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> org.apache.avalon.framework.logger.LogEnabled;
-<a name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> org.apache.avalon.framework.logger.Logger;
-<a name="36" href="#36">36</a>  
-<a name="37" href="#37">37</a>  <em class="jxr_javadoccomment">/**</em>
-<a name="38" href="#38">38</a>  <em class="jxr_javadoccomment"> * DataStreamParser is used to parse a stream with a fixed format and</em>
-<a name="39" href="#39">39</a>  <em class="jxr_javadoccomment"> * generate ValueParser objects which can be used to extract the values</em>
-<a name="40" href="#40">40</a>  <em class="jxr_javadoccomment"> * in the desired type.</em>
-<a name="41" href="#41">41</a>  <em class="jxr_javadoccomment"> *</em>
-<a name="42" href="#42">42</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;The class itself is abstract - a concrete subclass which implements</em>
-<a name="43" href="#43">43</a>  <em class="jxr_javadoccomment"> * the initTokenizer method such as CSVParser or TSVParser is required</em>
-<a name="44" href="#44">44</a>  <em class="jxr_javadoccomment"> * to use the functionality.</em>
-<a name="45" href="#45">45</a>  <em class="jxr_javadoccomment"> *</em>
-<a name="46" href="#46">46</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;The class implements the java.util.Iterator interface for convenience.</em>
-<a name="47" href="#47">47</a>  <em class="jxr_javadoccomment"> * This allows simple use in a Velocity template for example:</em>
-<a name="48" href="#48">48</a>  <em class="jxr_javadoccomment"> *</em>
-<a name="49" href="#49">49</a>  <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
-<a name="50" href="#50">50</a>  <em class="jxr_javadoccomment"> * #foreach ($row in $datastream)</em>
-<a name="51" href="#51">51</a>  <em class="jxr_javadoccomment"> *   Name: $row.Name</em>
-<a name="52" href="#52">52</a>  <em class="jxr_javadoccomment"> *   Description: $row.Description</em>
-<a name="53" href="#53">53</a>  <em class="jxr_javadoccomment"> * #end</em>
-<a name="54" href="#54">54</a>  <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
-<a name="55" href="#55">55</a>  <em class="jxr_javadoccomment"> *</em>
-<a name="56" href="#56">56</a>  <em class="jxr_javadoccomment"> * @author &lt;a href="<a href="mailto:sean@informage.net" target="alexandria_uri">mailto:sean@informage.net</a>"&gt;Sean Legassick&lt;/a&gt;</em>
-<a name="57" href="#57">57</a>  <em class="jxr_javadoccomment"> * @version $Id: DataStreamParser.java 732115 2009-01-06 20:54:04Z tv $</em>
-<a name="58" href="#58">58</a>  <em class="jxr_javadoccomment"> */</em>
-<a name="59" href="#59">59</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/fulcrum/parser/DataStreamParser.html">DataStreamParser</a>
-<a name="60" href="#60">60</a>      implements Iterator, LogEnabled
-<a name="61" href="#61">61</a>  {
-<a name="62" href="#62">62</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="63" href="#63">63</a>  <em class="jxr_javadoccomment">     * The list of column names.</em>
-<a name="64" href="#64">64</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="65" href="#65">65</a>      <strong class="jxr_keyword">private</strong> List            columnNames;
-<a name="66" href="#66">66</a>  
-<a name="67" href="#67">67</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="68" href="#68">68</a>  <em class="jxr_javadoccomment">     * The stream tokenizer for reading values from the input reader.</em>
-<a name="69" href="#69">69</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="70" href="#70">70</a>      <strong class="jxr_keyword">private</strong> StreamTokenizer tokenizer;
-<a name="71" href="#71">71</a>  
-<a name="72" href="#72">72</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="73" href="#73">73</a>  <em class="jxr_javadoccomment">     * The parameter parser holding the values of columns for the current line.</em>
-<a name="74" href="#74">74</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="75" href="#75">75</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../org/apache/fulcrum/parser/ValueParser.html">ValueParser</a>     lineValues;
-<a name="76" href="#76">76</a>  
-<a name="77" href="#77">77</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="78" href="#78">78</a>  <em class="jxr_javadoccomment">     * Indicates whether or not the tokenizer has read anything yet.</em>
-<a name="79" href="#79">79</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="80" href="#80">80</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong>         neverRead = <strong class="jxr_keyword">true</strong>;
-<a name="81" href="#81">81</a>  
-<a name="82" href="#82">82</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="83" href="#83">83</a>  <em class="jxr_javadoccomment">     * The character encoding of the input</em>
-<a name="84" href="#84">84</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="85" href="#85">85</a>      <strong class="jxr_keyword">private</strong> String          characterEncoding;
-<a name="86" href="#86">86</a>  
-<a name="87" href="#87">87</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="88" href="#88">88</a>  <em class="jxr_javadoccomment">     * Logger to use</em>
-<a name="89" href="#89">89</a>  <em class="jxr_javadoccomment">     */</em>
-<a name="90" href="#90">90</a>      <strong class="jxr_keyword">protected</strong> Logger log;
-<a name="91" href="#91">91</a>  
-<a name="92" href="#92">92</a>      <em class="jxr_javadoccomment">/**</em>
-<a name="93" href="#93">93</a>  <em class="jxr_javadoccomment">     * Create a new DataStreamParser instance. Requires a Reader to read the</em>
-<a name="94" href="#94">94</a>  <em class="jxr_javadoccomment">     * comma-separated values from, a list of column names and a</em>
-<a name="95" href="#95">95</a>  <em class="jxr_javadoccomment">     * character encoding.</em>
-<a name="96" href="#96">96</a>  <em class="jxr_javadoccomment">     *</em>
-<a name="97" href="#97">97</a>  <em class="jxr_javadoccomment">     * @param in the input reader.</em>
-<a name="98" href="#98">98</a>  <em class="jxr_javadoccomment">     * @param columnNames a list of column names.</em>
-<a name="99" href="#99">99</a>  <em class="jxr_javadoccomment">     * @param characterEncoding the character encoding of the input.</em>
-<a name="100" href="#100">100</a> <em class="jxr_javadoccomment">     */</em>
-<a name="101" href="#101">101</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/fulcrum/parser/DataStreamParser.html">DataStreamParser</a>(Reader in, List columnNames,
-<a name="102" href="#102">102</a>             String characterEncoding)
-<a name="103" href="#103">103</a>     {
-<a name="104" href="#104">104</a>         <strong class="jxr_keyword">this</strong>.columnNames = columnNames;
-<a name="105" href="#105">105</a>         <strong class="jxr_keyword">this</strong>.characterEncoding = characterEncoding;
-<a name="106" href="#106">106</a> 
-<a name="107" href="#107">107</a>         <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.characterEncoding == <strong class="jxr_keyword">null</strong>)
-<a name="108" href="#108">108</a>         {
-<a name="109" href="#109">109</a>             <em class="jxr_comment">// try and get the characterEncoding from the reader</em>
-<a name="110" href="#110">110</a>             <strong class="jxr_keyword">this</strong>.characterEncoding = <span class="jxr_string">"US-ASCII"</span>;
-<a name="111" href="#111">111</a>             <strong class="jxr_keyword">try</strong>
-<a name="112" href="#112">112</a>             {
-<a name="113" href="#113">113</a>                 <strong class="jxr_keyword">this</strong>.characterEncoding = ((InputStreamReader)in).getEncoding();
-<a name="114" href="#114">114</a>             }
-<a name="115" href="#115">115</a>             <strong class="jxr_keyword">catch</strong> (ClassCastException e)
-<a name="116" href="#116">116</a>             {
-<a name="117" href="#117">117</a>                 <em class="jxr_comment">// ignore</em>
-<a name="118" href="#118">118</a>             }
-<a name="119" href="#119">119</a>         }
-<a name="120" href="#120">120</a> 
-<a name="121" href="#121">121</a>         tokenizer = <strong class="jxr_keyword">new</strong> StreamTokenizer(<strong class="jxr_keyword">new</strong> BufferedReader(in));
-<a name="122" href="#122">122</a>         initTokenizer(tokenizer);
-<a name="123" href="#123">123</a>     }
-<a name="124" href="#124">124</a> 
-<a name="125" href="#125">125</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="126" href="#126">126</a> <em class="jxr_javadoccomment">     * Initialize the StreamTokenizer instance used to read the lines</em>
-<a name="127" href="#127">127</a> <em class="jxr_javadoccomment">     * from the input reader. This must be implemented in subclasses to</em>
-<a name="128" href="#128">128</a> <em class="jxr_javadoccomment">     * set up the tokenizing properties.</em>
-<a name="129" href="#129">129</a> <em class="jxr_javadoccomment">     */</em>
-<a name="130" href="#130">130</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> initTokenizer(StreamTokenizer tokenizer);
-<a name="131" href="#131">131</a> 
-<a name="132" href="#132">132</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="133" href="#133">133</a> <em class="jxr_javadoccomment">     * Provide a logger</em>
-<a name="134" href="#134">134</a> <em class="jxr_javadoccomment">     * </em>
-<a name="135" href="#135">135</a> <em class="jxr_javadoccomment">     * @see org.apache.avalon.framework.logger.LogEnabled#enableLogging(org.apache.avalon.framework.logger.Logger)</em>
-<a name="136" href="#136">136</a> <em class="jxr_javadoccomment">     */</em>
-<a name="137" href="#137">137</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> enableLogging(Logger logger)
-<a name="138" href="#138">138</a>     {
-<a name="139" href="#139">139</a>         <strong class="jxr_keyword">this</strong>.log = logger.getChildLogger(<span class="jxr_string">"DataStreamParser"</span>);
-<a name="140" href="#140">140</a>     }
-<a name="141" href="#141">141</a> 
-<a name="142" href="#142">142</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="143" href="#143">143</a> <em class="jxr_javadoccomment">     * Set the list of column names explicitly.</em>
-<a name="144" href="#144">144</a> <em class="jxr_javadoccomment">     *</em>
-<a name="145" href="#145">145</a> <em class="jxr_javadoccomment">     * @param columnNames A list of column names.</em>
-<a name="146" href="#146">146</a> <em class="jxr_javadoccomment">     */</em>
-<a name="147" href="#147">147</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setColumnNames(List columnNames)
-<a name="148" href="#148">148</a>     {
-<a name="149" href="#149">149</a>         <strong class="jxr_keyword">this</strong>.columnNames = columnNames;
-<a name="150" href="#150">150</a>     }
-<a name="151" href="#151">151</a> 
-<a name="152" href="#152">152</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="153" href="#153">153</a> <em class="jxr_javadoccomment">     * Read the list of column names from the input reader using the</em>
-<a name="154" href="#154">154</a> <em class="jxr_javadoccomment">     * tokenizer.</em>
-<a name="155" href="#155">155</a> <em class="jxr_javadoccomment">     *</em>
-<a name="156" href="#156">156</a> <em class="jxr_javadoccomment">     * @exception IOException an IOException occurred.</em>
-<a name="157" href="#157">157</a> <em class="jxr_javadoccomment">     */</em>
-<a name="158" href="#158">158</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> readColumnNames()
-<a name="159" href="#159">159</a>         <strong class="jxr_keyword">throws</strong> IOException
-<a name="160" href="#160">160</a>     {
-<a name="161" href="#161">161</a>         columnNames = <strong class="jxr_keyword">new</strong> ArrayList();
-<a name="162" href="#162">162</a> 
-<a name="163" href="#163">163</a>         neverRead = false;
-<a name="164" href="#164">164</a>         tokenizer.nextToken();
-<a name="165" href="#165">165</a>         <strong class="jxr_keyword">while</strong> (tokenizer.ttype == StreamTokenizer.TT_WORD
-<a name="166" href="#166">166</a>                || tokenizer.ttype == '&quot;')
-<a name="167" href="#167">167</a>         {
-<a name="168" href="#168">168</a>             columnNames.add(tokenizer.sval);
-<a name="169" href="#169">169</a>             tokenizer.nextToken();
-<a name="170" href="#170">170</a>         }
-<a name="171" href="#171">171</a>     }
-<a name="172" href="#172">172</a> 
-<a name="173" href="#173">173</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="174" href="#174">174</a> <em class="jxr_javadoccomment">     * Determine whether a further row of values exists in the input.</em>
-<a name="175" href="#175">175</a> <em class="jxr_javadoccomment">     *</em>
-<a name="176" href="#176">176</a> <em class="jxr_javadoccomment">     * @return true if the input has more rows.</em>
-<a name="177" href="#177">177</a> <em class="jxr_javadoccomment">     * @exception IOException an IOException occurred.</em>
-<a name="178" href="#178">178</a> <em class="jxr_javadoccomment">     */</em>
-<a name="179" href="#179">179</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> hasNextRow()
-<a name="180" href="#180">180</a>         <strong class="jxr_keyword">throws</strong> IOException
-<a name="181" href="#181">181</a>     {
-<a name="182" href="#182">182</a>         <em class="jxr_comment">// check for end of line ensures that an empty last line doesn't</em>
-<a name="183" href="#183">183</a>         <em class="jxr_comment">// give a false positive for hasNextRow</em>
-<a name="184" href="#184">184</a>         <strong class="jxr_keyword">if</strong> (neverRead || tokenizer.ttype == StreamTokenizer.TT_EOL)
-<a name="185" href="#185">185</a>         {
-<a name="186" href="#186">186</a>             tokenizer.nextToken();
-<a name="187" href="#187">187</a>             tokenizer.pushBack();
-<a name="188" href="#188">188</a>             neverRead = false;
-<a name="189" href="#189">189</a>         }
-<a name="190" href="#190">190</a>         <strong class="jxr_keyword">return</strong> tokenizer.ttype != StreamTokenizer.TT_EOF;
-<a name="191" href="#191">191</a>     }
-<a name="192" href="#192">192</a> 
-<a name="193" href="#193">193</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="194" href="#194">194</a> <em class="jxr_javadoccomment">     * Returns a ValueParser object containing the next row of values.</em>
-<a name="195" href="#195">195</a> <em class="jxr_javadoccomment">     *</em>
-<a name="196" href="#196">196</a> <em class="jxr_javadoccomment">     * @return a ValueParser object.</em>
-<a name="197" href="#197">197</a> <em class="jxr_javadoccomment">     * @exception IOException an IOException occurred.</em>
-<a name="198" href="#198">198</a> <em class="jxr_javadoccomment">     * @exception NoSuchElementException there are no more rows in the input.</em>
-<a name="199" href="#199">199</a> <em class="jxr_javadoccomment">     */</em>
-<a name="200" href="#200">200</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/fulcrum/parser/ValueParser.html">ValueParser</a> nextRow()
-<a name="201" href="#201">201</a>         <strong class="jxr_keyword">throws</strong> IOException, NoSuchElementException
-<a name="202" href="#202">202</a>     {
-<a name="203" href="#203">203</a>         <strong class="jxr_keyword">if</strong> (!hasNextRow())
-<a name="204" href="#204">204</a>         {
-<a name="205" href="#205">205</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> NoSuchElementException();
-<a name="206" href="#206">206</a>         }
-<a name="207" href="#207">207</a> 
-<a name="208" href="#208">208</a>         <strong class="jxr_keyword">if</strong> (lineValues == <strong class="jxr_keyword">null</strong>)
-<a name="209" href="#209">209</a>         {
-<a name="210" href="#210">210</a>             lineValues = <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/fulcrum/parser/BaseValueParser.html">BaseValueParser</a>(characterEncoding);
-<a name="211" href="#211">211</a>         }
-<a name="212" href="#212">212</a>         <strong class="jxr_keyword">else</strong>
-<a name="213" href="#213">213</a>         {
-<a name="214" href="#214">214</a>             lineValues.clear();
-<a name="215" href="#215">215</a>         }
-<a name="216" href="#216">216</a> 
-<a name="217" href="#217">217</a>         Iterator it = columnNames.iterator();
-<a name="218" href="#218">218</a>         tokenizer.nextToken();
-<a name="219" href="#219">219</a>         <strong class="jxr_keyword">while</strong> (tokenizer.ttype == StreamTokenizer.TT_WORD
-<a name="220" href="#220">220</a>                || tokenizer.ttype == '&quot;')
-<a name="221" href="#221">221</a>         {
-<a name="222" href="#222">222</a>             <em class="jxr_comment">// note this means that if there are more values than</em>
-<a name="223" href="#223">223</a>             <em class="jxr_comment">// column names, the extra values are discarded.</em>
-<a name="224" href="#224">224</a>             <strong class="jxr_keyword">if</strong> (it.hasNext())
-<a name="225" href="#225">225</a>             {
-<a name="226" href="#226">226</a>                 String colname = it.next().toString();
-<a name="227" href="#227">227</a>                 String colval  = tokenizer.sval;
-<a name="228" href="#228">228</a>                 <strong class="jxr_keyword">if</strong> (log.isDebugEnabled())
-<a name="229" href="#229">229</a>                 {
-<a name="230" href="#230">230</a>                     log.debug(<span class="jxr_string">"DataStreamParser.nextRow(): "</span> +
-<a name="231" href="#231">231</a>                               colname + '=' + colval);
-<a name="232" href="#232">232</a>                 }
-<a name="233" href="#233">233</a>                 lineValues.add(colname, colval);
-<a name="234" href="#234">234</a>             }
-<a name="235" href="#235">235</a>             tokenizer.nextToken();
-<a name="236" href="#236">236</a>         }
-<a name="237" href="#237">237</a> 
-<a name="238" href="#238">238</a>         <strong class="jxr_keyword">return</strong> lineValues;
-<a name="239" href="#239">239</a>     }
-<a name="240" href="#240">240</a> 
-<a name="241" href="#241">241</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="242" href="#242">242</a> <em class="jxr_javadoccomment">     * Determine whether a further row of values exists in the input.</em>
-<a name="243" href="#243">243</a> <em class="jxr_javadoccomment">     *</em>
-<a name="244" href="#244">244</a> <em class="jxr_javadoccomment">     * @return true if the input has more rows.</em>
-<a name="245" href="#245">245</a> <em class="jxr_javadoccomment">     */</em>
-<a name="246" href="#246">246</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> hasNext()
-<a name="247" href="#247">247</a>     {
-<a name="248" href="#248">248</a>         <strong class="jxr_keyword">boolean</strong> hasNext = false;
-<a name="249" href="#249">249</a> 
-<a name="250" href="#250">250</a>         <strong class="jxr_keyword">try</strong>
-<a name="251" href="#251">251</a>         {
-<a name="252" href="#252">252</a>             hasNext = hasNextRow();
-<a name="253" href="#253">253</a>         }
-<a name="254" href="#254">254</a>         <strong class="jxr_keyword">catch</strong> (IOException e)
-<a name="255" href="#255">255</a>         {
-<a name="256" href="#256">256</a>             log.error(<span class="jxr_string">"IOException in CSVParser.hasNext"</span>, e);
-<a name="257" href="#257">257</a>         }
-<a name="258" href="#258">258</a> 
-<a name="259" href="#259">259</a>         <strong class="jxr_keyword">return</strong> hasNext;
-<a name="260" href="#260">260</a>     }
-<a name="261" href="#261">261</a> 
-<a name="262" href="#262">262</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="263" href="#263">263</a> <em class="jxr_javadoccomment">     * Returns a ValueParser object containing the next row of values.</em>
-<a name="264" href="#264">264</a> <em class="jxr_javadoccomment">     *</em>
-<a name="265" href="#265">265</a> <em class="jxr_javadoccomment">     * @return a ValueParser object as an Object.</em>
-<a name="266" href="#266">266</a> <em class="jxr_javadoccomment">     * @exception NoSuchElementException there are no more rows in the input</em>
-<a name="267" href="#267">267</a> <em class="jxr_javadoccomment">     *                                   or an IOException occurred.</em>
-<a name="268" href="#268">268</a> <em class="jxr_javadoccomment">     */</em>
-<a name="269" href="#269">269</a>     <strong class="jxr_keyword">public</strong> Object next()
-<a name="270" href="#270">270</a>         <strong class="jxr_keyword">throws</strong> NoSuchElementException
-<a name="271" href="#271">271</a>     {
-<a name="272" href="#272">272</a>         Object nextRow = <strong class="jxr_keyword">null</strong>;
-<a name="273" href="#273">273</a> 
-<a name="274" href="#274">274</a>         <strong class="jxr_keyword">try</strong>
-<a name="275" href="#275">275</a>         {
-<a name="276" href="#276">276</a>             nextRow = nextRow();
-<a name="277" href="#277">277</a>         }
-<a name="278" href="#278">278</a>         <strong class="jxr_keyword">catch</strong> (IOException e)
-<a name="279" href="#279">279</a>         {
-<a name="280" href="#280">280</a>             log.error(<span class="jxr_string">"IOException in CSVParser.next"</span>, e);
-<a name="281" href="#281">281</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> NoSuchElementException();
-<a name="282" href="#282">282</a>         }
-<a name="283" href="#283">283</a> 
-<a name="284" href="#284">284</a>         <strong class="jxr_keyword">return</strong> nextRow;
-<a name="285" href="#285">285</a>     }
-<a name="286" href="#286">286</a> 
-<a name="287" href="#287">287</a>     <em class="jxr_javadoccomment">/**</em>
-<a name="288" href="#288">288</a> <em class="jxr_javadoccomment">     * The optional Iterator.remove method is not supported.</em>
-<a name="289" href="#289">289</a> <em class="jxr_javadoccomment">     *</em>
-<a name="290" href="#290">290</a> <em class="jxr_javadoccomment">     * @exception UnsupportedOperationException the operation is not supported.</em>
-<a name="291" href="#291">291</a> <em class="jxr_javadoccomment">     */</em>
-<a name="292" href="#292">292</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> remove()
-<a name="293" href="#293">293</a>         <strong class="jxr_keyword">throws</strong> UnsupportedOperationException
-<a name="294" href="#294">294</a>     {
-<a name="295" href="#295">295</a>         <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> UnsupportedOperationException();
-<a name="296" href="#296">296</a>     }
-<a name="297" href="#297">297</a> }
+<a class="jxr_linenumber" name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> org.apache.fulcrum.parser;
+<a class="jxr_linenumber" name="2" href="#2">2</a>   
+<a class="jxr_linenumber" name="3" href="#3">3</a>   
+<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment">/*</em>
+<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
+<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> * or more contributor license agreements.  See the NOTICE file</em>
+<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> * distributed with this work for additional information</em>
+<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> * regarding copyright ownership.  The ASF licenses this file</em>
+<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
+<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
+<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> * with the License.  You may obtain a copy of the License at</em>
+<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> *   <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
+<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
+<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
+<a class="jxr_linenumber" name="17" href="#17">17</a>  <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
+<a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_comment"> * KIND, either express or implied.  See the License for the</em>
+<a class="jxr_linenumber" name="19" href="#19">19</a>  <em class="jxr_comment"> * specific language governing permissions and limitations</em>
+<a class="jxr_linenumber" name="20" href="#20">20</a>  <em class="jxr_comment"> * under the License.</em>
+<a class="jxr_linenumber" name="21" href="#21">21</a>  <em class="jxr_comment"> */</em>
+<a class="jxr_linenumber" name="22" href="#22">22</a>  
+<a class="jxr_linenumber" name="23" href="#23">23</a>  
+<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.io.BufferedReader;
+<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
+<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> java.io.InputStreamReader;
+<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> java.io.Reader;
+<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> java.io.StreamTokenizer;
+<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> java.util.ArrayList;
+<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> java.util.Iterator;
+<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> java.util.List;
+<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> java.util.NoSuchElementException;
+<a class="jxr_linenumber" name="33" href="#33">33</a>  
+<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> org.apache.avalon.framework.logger.LogEnabled;
+<a class="jxr_linenumber" name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> org.apache.avalon.framework.logger.Logger;
+<a class="jxr_linenumber" name="36" href="#36">36</a>  
+<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment"> * DataStreamParser is used to parse a stream with a fixed format and</em>
+<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment"> * generate ValueParser objects which can be used to extract the values</em>
+<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment"> * in the desired type.</em>
+<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;The class itself is abstract - a concrete subclass which implements</em>
+<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment"> * the initTokenizer method such as CSVParser or TSVParser is required</em>
+<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment"> * to use the functionality.</em>
+<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="46" href="#46">46</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;The class implements the java.util.Iterator interface for convenience.</em>
+<a class="jxr_linenumber" name="47" href="#47">47</a>  <em class="jxr_javadoccomment"> * This allows simple use in a Velocity template for example:</em>
+<a class="jxr_linenumber" name="48" href="#48">48</a>  <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="49" href="#49">49</a>  <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
+<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment"> * #foreach ($row in $datastream)</em>
+<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment"> *   Name: $row.Name</em>
+<a class="jxr_linenumber" name="52" href="#52">52</a>  <em class="jxr_javadoccomment"> *   Description: $row.Description</em>
+<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment"> * #end</em>
+<a class="jxr_linenumber" name="54" href="#54">54</a>  <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
+<a class="jxr_linenumber" name="55" href="#55">55</a>  <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="56" href="#56">56</a>  <em class="jxr_javadoccomment"> * @author &lt;a href="<a href="mailto:sean@informage.net" target="alexandria_uri">mailto:sean@informage.net</a>"&gt;Sean Legassick&lt;/a&gt;</em>
+<a class="jxr_linenumber" name="57" href="#57">57</a>  <em class="jxr_javadoccomment"> * @version $Id: DataStreamParser.java 1180657 2011-10-09 17:16:21Z tv $</em>
+<a class="jxr_linenumber" name="58" href="#58">58</a>  <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="59" href="#59">59</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/fulcrum/parser/DataStreamParser.html">DataStreamParser</a>
+<a class="jxr_linenumber" name="60" href="#60">60</a>      <strong class="jxr_keyword">implements</strong> Iterator&lt;ValueParser&gt;, LogEnabled
+<a class="jxr_linenumber" name="61" href="#61">61</a>  {
+<a class="jxr_linenumber" name="62" href="#62">62</a>      <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment">     * The list of column names.</em>
+<a class="jxr_linenumber" name="64" href="#64">64</a>  <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="65" href="#65">65</a>      <strong class="jxr_keyword">private</strong> List&lt;String&gt;    columnNames;
+<a class="jxr_linenumber" name="66" href="#66">66</a>  
+<a class="jxr_linenumber" name="67" href="#67">67</a>      <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="68" href="#68">68</a>  <em class="jxr_javadoccomment">     * The stream tokenizer for reading values from the input reader.</em>
+<a class="jxr_linenumber" name="69" href="#69">69</a>  <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="70" href="#70">70</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> StreamTokenizer tokenizer;
+<a class="jxr_linenumber" name="71" href="#71">71</a>  
+<a class="jxr_linenumber" name="72" href="#72">72</a>      <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="73" href="#73">73</a>  <em class="jxr_javadoccomment">     * The parameter parser holding the values of columns for the current line.</em>
+<a class="jxr_linenumber" name="74" href="#74">74</a>  <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="75" href="#75">75</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../org/apache/fulcrum/parser/ValueParser.html">ValueParser</a>     lineValues;
+<a class="jxr_linenumber" name="76" href="#76">76</a>  
+<a class="jxr_linenumber" name="77" href="#77">77</a>      <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="78" href="#78">78</a>  <em class="jxr_javadoccomment">     * Indicates whether or not the tokenizer has read anything yet.</em>
+<a class="jxr_linenumber" name="79" href="#79">79</a>  <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="80" href="#80">80</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong>         neverRead = <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="81" href="#81">81</a>  
+<a class="jxr_linenumber" name="82" href="#82">82</a>      <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="83" href="#83">83</a>  <em class="jxr_javadoccomment">     * The character encoding of the input</em>
+<a class="jxr_linenumber" name="84" href="#84">84</a>  <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="85" href="#85">85</a>      <strong class="jxr_keyword">private</strong> String          characterEncoding;
+<a class="jxr_linenumber" name="86" href="#86">86</a>  
+<a class="jxr_linenumber" name="87" href="#87">87</a>      <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="88" href="#88">88</a>  <em class="jxr_javadoccomment">     * Logger to use</em>
+<a class="jxr_linenumber" name="89" href="#89">89</a>  <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="90" href="#90">90</a>      <strong class="jxr_keyword">protected</strong> Logger log;
+<a class="jxr_linenumber" name="91" href="#91">91</a>  
+<a class="jxr_linenumber" name="92" href="#92">92</a>      <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="93" href="#93">93</a>  <em class="jxr_javadoccomment">     * Create a new DataStreamParser instance. Requires a Reader to read the</em>
+<a class="jxr_linenumber" name="94" href="#94">94</a>  <em class="jxr_javadoccomment">     * comma-separated values from, a list of column names and a</em>
+<a class="jxr_linenumber" name="95" href="#95">95</a>  <em class="jxr_javadoccomment">     * character encoding.</em>
+<a class="jxr_linenumber" name="96" href="#96">96</a>  <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="97" href="#97">97</a>  <em class="jxr_javadoccomment">     * @param in the input reader.</em>
+<a class="jxr_linenumber" name="98" href="#98">98</a>  <em class="jxr_javadoccomment">     * @param columnNames a list of column names.</em>
+<a class="jxr_linenumber" name="99" href="#99">99</a>  <em class="jxr_javadoccomment">     * @param characterEncoding the character encoding of the input.</em>
+<a class="jxr_linenumber" name="100" href="#100">100</a> <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="101" href="#101">101</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/fulcrum/parser/DataStreamParser.html">DataStreamParser</a>(Reader in, List&lt;String&gt; columnNames,
+<a class="jxr_linenumber" name="102" href="#102">102</a>             String characterEncoding)
+<a class="jxr_linenumber" name="103" href="#103">103</a>     {
+<a class="jxr_linenumber" name="104" href="#104">104</a>         <strong class="jxr_keyword">this</strong>.columnNames = columnNames;
+<a class="jxr_linenumber" name="105" href="#105">105</a>         <strong class="jxr_keyword">this</strong>.characterEncoding = characterEncoding;
+<a class="jxr_linenumber" name="106" href="#106">106</a> 
+<a class="jxr_linenumber" name="107" href="#107">107</a>         <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.characterEncoding == <strong class="jxr_keyword">null</strong>)
+<a class="jxr_linenumber" name="108" href="#108">108</a>         {
+<a class="jxr_linenumber" name="109" href="#109">109</a>             <em class="jxr_comment">// try and get the characterEncoding from the reader</em>
+<a class="jxr_linenumber" name="110" href="#110">110</a>             <strong class="jxr_keyword">this</strong>.characterEncoding = <span class="jxr_string">"US-ASCII"</span>;
+<a class="jxr_linenumber" name="111" href="#111">111</a>             <strong class="jxr_keyword">try</strong>
+<a class="jxr_linenumber" name="112" href="#112">112</a>             {
+<a class="jxr_linenumber" name="113" href="#113">113</a>                 <strong class="jxr_keyword">this</strong>.characterEncoding = ((InputStreamReader)in).getEncoding();
+<a class="jxr_linenumber" name="114" href="#114">114</a>             }
+<a class="jxr_linenumber" name="115" href="#115">115</a>             <strong class="jxr_keyword">catch</strong> (ClassCastException e)
+<a class="jxr_linenumber" name="116" href="#116">116</a>             {
+<a class="jxr_linenumber" name="117" href="#117">117</a>                 <em class="jxr_comment">// ignore</em>
+<a class="jxr_linenumber" name="118" href="#118">118</a>             }
+<a class="jxr_linenumber" name="119" href="#119">119</a>         }
+<a class="jxr_linenumber" name="120" href="#120">120</a> 
+<a class="jxr_linenumber" name="121" href="#121">121</a>         tokenizer = <strong class="jxr_keyword">new</strong> StreamTokenizer(<strong class="jxr_keyword">new</strong> BufferedReader(in));
+<a class="jxr_linenumber" name="122" href="#122">122</a>         initTokenizer(tokenizer);
+<a class="jxr_linenumber" name="123" href="#123">123</a>     }
+<a class="jxr_linenumber" name="124" href="#124">124</a> 
+<a class="jxr_linenumber" name="125" href="#125">125</a>     <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="126" href="#126">126</a> <em class="jxr_javadoccomment">     * Initialize the StreamTokenizer instance used to read the lines</em>
+<a class="jxr_linenumber" name="127" href="#127">127</a> <em class="jxr_javadoccomment">     * from the input reader. This must be implemented in subclasses to</em>
+<a class="jxr_linenumber" name="128" href="#128">128</a> <em class="jxr_javadoccomment">     * set up the tokenizing properties.</em>
+<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="130" href="#130">130</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">void</strong> initTokenizer(StreamTokenizer tokenizer);
+<a class="jxr_linenumber" name="131" href="#131">131</a> 
+<a class="jxr_linenumber" name="132" href="#132">132</a>     <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="133" href="#133">133</a> <em class="jxr_javadoccomment">     * Provide a logger</em>
+<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment">     * @see org.apache.avalon.framework.logger.LogEnabled#enableLogging(org.apache.avalon.framework.logger.Logger)</em>
+<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="137" href="#137">137</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> enableLogging(Logger logger)
+<a class="jxr_linenumber" name="138" href="#138">138</a>     {
+<a class="jxr_linenumber" name="139" href="#139">139</a>         <strong class="jxr_keyword">this</strong>.log = logger.getChildLogger(<span class="jxr_string">"DataStreamParser"</span>);
+<a class="jxr_linenumber" name="140" href="#140">140</a>     }
+<a class="jxr_linenumber" name="141" href="#141">141</a> 
+<a class="jxr_linenumber" name="142" href="#142">142</a>     <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="143" href="#143">143</a> <em class="jxr_javadoccomment">     * Set the list of column names explicitly.</em>
+<a class="jxr_linenumber" name="144" href="#144">144</a> <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="145" href="#145">145</a> <em class="jxr_javadoccomment">     * @param columnNames A list of column names.</em>
+<a class="jxr_linenumber" name="146" href="#146">146</a> <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="147" href="#147">147</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setColumnNames(List&lt;String&gt; columnNames)
+<a class="jxr_linenumber" name="148" href="#148">148</a>     {
+<a class="jxr_linenumber" name="149" href="#149">149</a>         <strong class="jxr_keyword">this</strong>.columnNames = columnNames;
+<a class="jxr_linenumber" name="150" href="#150">150</a>     }
+<a class="jxr_linenumber" name="151" href="#151">151</a> 
+<a class="jxr_linenumber" name="152" href="#152">152</a>     <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="153" href="#153">153</a> <em class="jxr_javadoccomment">     * Read the list of column names from the input reader using the</em>
+<a class="jxr_linenumber" name="154" href="#154">154</a> <em class="jxr_javadoccomment">     * tokenizer.</em>
+<a class="jxr_linenumber" name="155" href="#155">155</a> <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="156" href="#156">156</a> <em class="jxr_javadoccomment">     * @exception IOException an IOException occurred.</em>
+<a class="jxr_linenumber" name="157" href="#157">157</a> <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="158" href="#158">158</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> readColumnNames()
+<a class="jxr_linenumber" name="159" href="#159">159</a>         <strong class="jxr_keyword">throws</strong> IOException
+<a class="jxr_linenumber" name="160" href="#160">160</a>     {
+<a class="jxr_linenumber" name="161" href="#161">161</a>         columnNames = <strong class="jxr_keyword">new</strong> ArrayList&lt;String&gt;();
+<a class="jxr_linenumber" name="162" href="#162">162</a> 
+<a class="jxr_linenumber" name="163" href="#163">163</a>         neverRead = false;
+<a class="jxr_linenumber" name="164" href="#164">164</a>         tokenizer.nextToken();
+<a class="jxr_linenumber" name="165" href="#165">165</a>         <strong class="jxr_keyword">while</strong> (tokenizer.ttype == StreamTokenizer.TT_WORD
+<a class="jxr_linenumber" name="166" href="#166">166</a>                || tokenizer.ttype == '&quot;')
+<a class="jxr_linenumber" name="167" href="#167">167</a>         {
+<a class="jxr_linenumber" name="168" href="#168">168</a>             columnNames.add(tokenizer.sval);
+<a class="jxr_linenumber" name="169" href="#169">169</a>             tokenizer.nextToken();
+<a class="jxr_linenumber" name="170" href="#170">170</a>         }
+<a class="jxr_linenumber" name="171" href="#171">171</a>     }
+<a class="jxr_linenumber" name="172" href="#172">172</a> 
+<a class="jxr_linenumber" name="173" href="#173">173</a>     <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment">     * Determine whether a further row of values exists in the input.</em>
+<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="176" href="#176">176</a> <em class="jxr_javadoccomment">     * @return true if the input has more rows.</em>
+<a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_javadoccomment">     * @exception IOException an IOException occurred.</em>
+<a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="179" href="#179">179</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> hasNextRow()
+<a class="jxr_linenumber" name="180" href="#180">180</a>         <strong class="jxr_keyword">throws</strong> IOException
+<a class="jxr_linenumber" name="181" href="#181">181</a>     {
+<a class="jxr_linenumber" name="182" href="#182">182</a>         <em class="jxr_comment">// check for end of line ensures that an empty last line doesn't</em>
+<a class="jxr_linenumber" name="183" href="#183">183</a>         <em class="jxr_comment">// give a false positive for hasNextRow</em>
+<a class="jxr_linenumber" name="184" href="#184">184</a>         <strong class="jxr_keyword">if</strong> (neverRead || tokenizer.ttype == StreamTokenizer.TT_EOL)
+<a class="jxr_linenumber" name="185" href="#185">185</a>         {
+<a class="jxr_linenumber" name="186" href="#186">186</a>             tokenizer.nextToken();
+<a class="jxr_linenumber" name="187" href="#187">187</a>             tokenizer.pushBack();
+<a class="jxr_linenumber" name="188" href="#188">188</a>             neverRead = false;
+<a class="jxr_linenumber" name="189" href="#189">189</a>         }
+<a class="jxr_linenumber" name="190" href="#190">190</a>         <strong class="jxr_keyword">return</strong> tokenizer.ttype != StreamTokenizer.TT_EOF;
+<a class="jxr_linenumber" name="191" href="#191">191</a>     }
+<a class="jxr_linenumber" name="192" href="#192">192</a> 
+<a class="jxr_linenumber" name="193" href="#193">193</a>     <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="194" href="#194">194</a> <em class="jxr_javadoccomment">     * Returns a ValueParser object containing the next row of values.</em>
+<a class="jxr_linenumber" name="195" href="#195">195</a> <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_javadoccomment">     * @return a ValueParser object.</em>
+<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_javadoccomment">     * @exception IOException an IOException occurred.</em>
+<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_javadoccomment">     * @exception NoSuchElementException there are no more rows in the input.</em>
+<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="200" href="#200">200</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/fulcrum/parser/ValueParser.html">ValueParser</a> nextRow()
+<a class="jxr_linenumber" name="201" href="#201">201</a>         <strong class="jxr_keyword">throws</strong> IOException, NoSuchElementException
+<a class="jxr_linenumber" name="202" href="#202">202</a>     {
+<a class="jxr_linenumber" name="203" href="#203">203</a>         <strong class="jxr_keyword">if</strong> (!hasNextRow())
+<a class="jxr_linenumber" name="204" href="#204">204</a>         {
+<a class="jxr_linenumber" name="205" href="#205">205</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> NoSuchElementException();
+<a class="jxr_linenumber" name="206" href="#206">206</a>         }
+<a class="jxr_linenumber" name="207" href="#207">207</a> 
+<a class="jxr_linenumber" name="208" href="#208">208</a>         <strong class="jxr_keyword">if</strong> (lineValues == <strong class="jxr_keyword">null</strong>)
+<a class="jxr_linenumber" name="209" href="#209">209</a>         {
+<a class="jxr_linenumber" name="210" href="#210">210</a>             lineValues = <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/fulcrum/parser/BaseValueParser.html">BaseValueParser</a>(characterEncoding);
+<a class="jxr_linenumber" name="211" href="#211">211</a>         }
+<a class="jxr_linenumber" name="212" href="#212">212</a>         <strong class="jxr_keyword">else</strong>
+<a class="jxr_linenumber" name="213" href="#213">213</a>         {
+<a class="jxr_linenumber" name="214" href="#214">214</a>             lineValues.clear();
+<a class="jxr_linenumber" name="215" href="#215">215</a>         }
+<a class="jxr_linenumber" name="216" href="#216">216</a> 
+<a class="jxr_linenumber" name="217" href="#217">217</a>         Iterator&lt;String&gt; it = columnNames.iterator();
+<a class="jxr_linenumber" name="218" href="#218">218</a>         tokenizer.nextToken();
+<a class="jxr_linenumber" name="219" href="#219">219</a>         <strong class="jxr_keyword">while</strong> (tokenizer.ttype == StreamTokenizer.TT_WORD
+<a class="jxr_linenumber" name="220" href="#220">220</a>                || tokenizer.ttype == '&quot;')
+<a class="jxr_linenumber" name="221" href="#221">221</a>         {
+<a class="jxr_linenumber" name="222" href="#222">222</a>             <em class="jxr_comment">// note this means that if there are more values than</em>
+<a class="jxr_linenumber" name="223" href="#223">223</a>             <em class="jxr_comment">// column names, the extra values are discarded.</em>
+<a class="jxr_linenumber" name="224" href="#224">224</a>             <strong class="jxr_keyword">if</strong> (it.hasNext())
+<a class="jxr_linenumber" name="225" href="#225">225</a>             {
+<a class="jxr_linenumber" name="226" href="#226">226</a>                 String colname = it.next().toString();
+<a class="jxr_linenumber" name="227" href="#227">227</a>                 String colval  = tokenizer.sval;
+<a class="jxr_linenumber" name="228" href="#228">228</a>                 <strong class="jxr_keyword">if</strong> (log.isDebugEnabled())
+<a class="jxr_linenumber" name="229" href="#229">229</a>                 {
+<a class="jxr_linenumber" name="230" href="#230">230</a>                     log.debug(<span class="jxr_string">"DataStreamParser.nextRow(): "</span> +
+<a class="jxr_linenumber" name="231" href="#231">231</a>                               colname + '=' + colval);
+<a class="jxr_linenumber" name="232" href="#232">232</a>                 }
+<a class="jxr_linenumber" name="233" href="#233">233</a>                 lineValues.add(colname, colval);
+<a class="jxr_linenumber" name="234" href="#234">234</a>             }
+<a class="jxr_linenumber" name="235" href="#235">235</a>             tokenizer.nextToken();
+<a class="jxr_linenumber" name="236" href="#236">236</a>         }
+<a class="jxr_linenumber" name="237" href="#237">237</a> 
+<a class="jxr_linenumber" name="238" href="#238">238</a>         <strong class="jxr_keyword">return</strong> lineValues;
+<a class="jxr_linenumber" name="239" href="#239">239</a>     }
+<a class="jxr_linenumber" name="240" href="#240">240</a> 
+<a class="jxr_linenumber" name="241" href="#241">241</a>     <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="242" href="#242">242</a> <em class="jxr_javadoccomment">     * Determine whether a further row of values exists in the input.</em>
+<a class="jxr_linenumber" name="243" href="#243">243</a> <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="244" href="#244">244</a> <em class="jxr_javadoccomment">     * @return true if the input has more rows.</em>
+<a class="jxr_linenumber" name="245" href="#245">245</a> <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="246" href="#246">246</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> hasNext()
+<a class="jxr_linenumber" name="247" href="#247">247</a>     {
+<a class="jxr_linenumber" name="248" href="#248">248</a>         <strong class="jxr_keyword">boolean</strong> hasNext = false;
+<a class="jxr_linenumber" name="249" href="#249">249</a> 
+<a class="jxr_linenumber" name="250" href="#250">250</a>         <strong class="jxr_keyword">try</strong>
+<a class="jxr_linenumber" name="251" href="#251">251</a>         {
+<a class="jxr_linenumber" name="252" href="#252">252</a>             hasNext = hasNextRow();
+<a class="jxr_linenumber" name="253" href="#253">253</a>         }
+<a class="jxr_linenumber" name="254" href="#254">254</a>         <strong class="jxr_keyword">catch</strong> (IOException e)
+<a class="jxr_linenumber" name="255" href="#255">255</a>         {
+<a class="jxr_linenumber" name="256" href="#256">256</a>             log.error(<span class="jxr_string">"IOException in CSVParser.hasNext"</span>, e);
+<a class="jxr_linenumber" name="257" href="#257">257</a>         }
+<a class="jxr_linenumber" name="258" href="#258">258</a> 
+<a class="jxr_linenumber" name="259" href="#259">259</a>         <strong class="jxr_keyword">return</strong> hasNext;
+<a class="jxr_linenumber" name="260" href="#260">260</a>     }
+<a class="jxr_linenumber" name="261" href="#261">261</a> 
+<a class="jxr_linenumber" name="262" href="#262">262</a>     <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="263" href="#263">263</a> <em class="jxr_javadoccomment">     * Returns a ValueParser object containing the next row of values.</em>
+<a class="jxr_linenumber" name="264" href="#264">264</a> <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="265" href="#265">265</a> <em class="jxr_javadoccomment">     * @return a ValueParser object as an Object.</em>
+<a class="jxr_linenumber" name="266" href="#266">266</a> <em class="jxr_javadoccomment">     * @exception NoSuchElementException there are no more rows in the input</em>
+<a class="jxr_linenumber" name="267" href="#267">267</a> <em class="jxr_javadoccomment">     *                                   or an IOException occurred.</em>
+<a class="jxr_linenumber" name="268" href="#268">268</a> <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="269" href="#269">269</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/fulcrum/parser/ValueParser.html">ValueParser</a> next()
+<a class="jxr_linenumber" name="270" href="#270">270</a>         <strong class="jxr_keyword">throws</strong> NoSuchElementException
+<a class="jxr_linenumber" name="271" href="#271">271</a>     {
+<a class="jxr_linenumber" name="272" href="#272">272</a>         <a href="../../../../org/apache/fulcrum/parser/ValueParser.html">ValueParser</a> nextRow = <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="273" href="#273">273</a> 
+<a class="jxr_linenumber" name="274" href="#274">274</a>         <strong class="jxr_keyword">try</strong>
+<a class="jxr_linenumber" name="275" href="#275">275</a>         {
+<a class="jxr_linenumber" name="276" href="#276">276</a>             nextRow = nextRow();
+<a class="jxr_linenumber" name="277" href="#277">277</a>         }
+<a class="jxr_linenumber" name="278" href="#278">278</a>         <strong class="jxr_keyword">catch</strong> (IOException e)
+<a class="jxr_linenumber" name="279" href="#279">279</a>         {
+<a class="jxr_linenumber" name="280" href="#280">280</a>             log.error(<span class="jxr_string">"IOException in CSVParser.next"</span>, e);
+<a class="jxr_linenumber" name="281" href="#281">281</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> NoSuchElementException();
+<a class="jxr_linenumber" name="282" href="#282">282</a>         }
+<a class="jxr_linenumber" name="283" href="#283">283</a> 
+<a class="jxr_linenumber" name="284" href="#284">284</a>         <strong class="jxr_keyword">return</strong> nextRow;
+<a class="jxr_linenumber" name="285" href="#285">285</a>     }
+<a class="jxr_linenumber" name="286" href="#286">286</a> 
+<a class="jxr_linenumber" name="287" href="#287">287</a>     <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="288" href="#288">288</a> <em class="jxr_javadoccomment">     * The optional Iterator.remove method is not supported.</em>
+<a class="jxr_linenumber" name="289" href="#289">289</a> <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="290" href="#290">290</a> <em class="jxr_javadoccomment">     * @exception UnsupportedOperationException the operation is not supported.</em>
+<a class="jxr_linenumber" name="291" href="#291">291</a> <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="292" href="#292">292</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> remove()
+<a class="jxr_linenumber" name="293" href="#293">293</a>         <strong class="jxr_keyword">throws</strong> UnsupportedOperationException
+<a class="jxr_linenumber" name="294" href="#294">294</a>     {
+<a class="jxr_linenumber" name="295" href="#295">295</a>         <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> UnsupportedOperationException();
+<a class="jxr_linenumber" name="296" href="#296">296</a>     }
+<a class="jxr_linenumber" name="297" href="#297">297</a> }
 </pre>
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