mapeditor.html

MINA+API 关于MINA的API

<a name="97" href="#97">97</a>              
<a name="98" href="#98">98</a>              PropertyEditor evalueEditor = PropertyEditorFactory.getInstance(evalue);
<a name="99" href="#99">99</a>              <strong class="jxr_keyword">if</strong> (evalueEditor == <strong class="jxr_keyword">null</strong>) {
<a name="100" href="#100">100</a>                 <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(
<a name="101" href="#101">101</a>                         <span class="jxr_string">"No value "</span> + PropertyEditor.<strong class="jxr_keyword">class</strong>.getSimpleName() + 
<a name="102" href="#102">102</a>                         <span class="jxr_string">" found for "</span> + evalue.getClass().getSimpleName() + '.');
<a name="103" href="#103">103</a>             }
<a name="104" href="#104">104</a>             ekeyEditor.setValue(ekey);
<a name="105" href="#105">105</a>             evalueEditor.setValue(evalue);
<a name="106" href="#106">106</a>             
<a name="107" href="#107">107</a>             <em class="jxr_comment">// TODO normalize.</em>
<a name="108" href="#108">108</a>             String keyString = ekeyEditor.getAsText();
<a name="109" href="#109">109</a>             String valueString = evalueEditor.getAsText();
<a name="110" href="#110">110</a>             buf.append(keyString);
<a name="111" href="#111">111</a>             buf.append(<span class="jxr_string">" = "</span>);
<a name="112" href="#112">112</a>             buf.append(valueString);
<a name="113" href="#113">113</a>             buf.append(<span class="jxr_string">", "</span>);
<a name="114" href="#114">114</a>         }
<a name="115" href="#115">115</a>         
<a name="116" href="#116">116</a>         <em class="jxr_comment">// Remove the last delimiter.</em>
<a name="117" href="#117">117</a>         <strong class="jxr_keyword">if</strong> (buf.length() &gt;= 2) {
<a name="118" href="#118">118</a>             buf.setLength(buf.length() - 2);
<a name="119" href="#119">119</a>         }
<a name="120" href="#120">120</a>         <strong class="jxr_keyword">return</strong> buf.toString();
<a name="121" href="#121">121</a>     }
<a name="122" href="#122">122</a> 
<a name="123" href="#123">123</a>     @Override
<a name="124" href="#124">124</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> Object toValue(String text) <strong class="jxr_keyword">throws</strong> IllegalArgumentException {
<a name="125" href="#125">125</a>         PropertyEditor keyEditor = getKeyEditor();
<a name="126" href="#126">126</a>         PropertyEditor valueEditor = getValueEditor();
<a name="127" href="#127">127</a>         Map&lt;Object, Object&gt; answer = newMap();
<a name="128" href="#128">128</a>         Matcher m = ELEMENT.matcher(text);
<a name="129" href="#129">129</a>         <a href="../../../../../org/apache/mina/integration/beans/MapEditor.html">TokenType</a> lastTokenType = TokenType.ENTRY_DELIM;
<a name="130" href="#130">130</a>         Object key = <strong class="jxr_keyword">null</strong>;
<a name="131" href="#131">131</a>         Object value = <strong class="jxr_keyword">null</strong>;
<a name="132" href="#132">132</a> 
<a name="133" href="#133">133</a>         <strong class="jxr_keyword">while</strong> (m.find()) {
<a name="134" href="#134">134</a>             <strong class="jxr_keyword">if</strong> (m.group(1) != <strong class="jxr_keyword">null</strong>) {
<a name="135" href="#135">135</a>                 <strong class="jxr_keyword">switch</strong> (lastTokenType) {
<a name="136" href="#136">136</a>                 <strong class="jxr_keyword">case</strong> VALUE: <strong class="jxr_keyword">case</strong> ENTRY_DELIM:
<a name="137" href="#137">137</a>                     <strong class="jxr_keyword">break</strong>;
<a name="138" href="#138">138</a>                 <strong class="jxr_keyword">default</strong>:
<a name="139" href="#139">139</a>                     <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(
<a name="140" href="#140">140</a>                             <span class="jxr_string">"Unexpected entry delimiter: "</span> + text);
<a name="141" href="#141">141</a>                 }
<a name="142" href="#142">142</a>                 
<a name="143" href="#143">143</a>                 lastTokenType = TokenType.ENTRY_DELIM;
<a name="144" href="#144">144</a>                 <strong class="jxr_keyword">continue</strong>;
<a name="145" href="#145">145</a>             }
<a name="146" href="#146">146</a>             
<a name="147" href="#147">147</a>             <strong class="jxr_keyword">if</strong> (m.group(2) != <strong class="jxr_keyword">null</strong>) {
<a name="148" href="#148">148</a>                 <strong class="jxr_keyword">if</strong> (lastTokenType != TokenType.KEY) {
<a name="149" href="#149">149</a>                     <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(
<a name="150" href="#150">150</a>                             <span class="jxr_string">"Unexpected key-value delimiter: "</span> + text);
<a name="151" href="#151">151</a>                 }
<a name="152" href="#152">152</a>                 
<a name="153" href="#153">153</a>                 lastTokenType = TokenType.KEY_VALUE_DELIM;
<a name="154" href="#154">154</a>                 <strong class="jxr_keyword">continue</strong>;
<a name="155" href="#155">155</a>             }
<a name="156" href="#156">156</a>             
<a name="157" href="#157">157</a>             
<a name="158" href="#158">158</a>             <em class="jxr_comment">// TODO escape here.</em>
<a name="159" href="#159">159</a>             String region = m.group();
<a name="160" href="#160">160</a> 
<a name="161" href="#161">161</a>             <strong class="jxr_keyword">if</strong> (m.group(3) != <strong class="jxr_keyword">null</strong> || m.group(4) != <strong class="jxr_keyword">null</strong>) {
<a name="162" href="#162">162</a>                 <em class="jxr_comment">// Skip the last '&quot;'.</em>
<a name="163" href="#163">163</a>                 m.region(m.end() + 1, m.regionEnd());
<a name="164" href="#164">164</a>             }
<a name="165" href="#165">165</a>             
<a name="166" href="#166">166</a>             <strong class="jxr_keyword">switch</strong> (lastTokenType) {
<a name="167" href="#167">167</a>             <strong class="jxr_keyword">case</strong> ENTRY_DELIM:
<a name="168" href="#168">168</a>                 keyEditor.setAsText(region);
<a name="169" href="#169">169</a>                 key = keyEditor.getValue();
<a name="170" href="#170">170</a>                 lastTokenType = TokenType.KEY;
<a name="171" href="#171">171</a>                 <strong class="jxr_keyword">break</strong>;
<a name="172" href="#172">172</a>             <strong class="jxr_keyword">case</strong> KEY_VALUE_DELIM:
<a name="173" href="#173">173</a>                 valueEditor.setAsText(region);
<a name="174" href="#174">174</a>                 value = valueEditor.getValue();
<a name="175" href="#175">175</a>                 lastTokenType = TokenType.VALUE;
<a name="176" href="#176">176</a>                 answer.put(key, value);
<a name="177" href="#177">177</a>                 <strong class="jxr_keyword">break</strong>;
<a name="178" href="#178">178</a>             <strong class="jxr_keyword">case</strong> KEY: <strong class="jxr_keyword">case</strong> VALUE:
<a name="179" href="#179">179</a>                 <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(
<a name="180" href="#180">180</a>                         <span class="jxr_string">"Unexpected key or value: "</span> + text);
<a name="181" href="#181">181</a>             }
<a name="182" href="#182">182</a>         }
<a name="183" href="#183">183</a>         
<a name="184" href="#184">184</a>         <strong class="jxr_keyword">return</strong> answer;
<a name="185" href="#185">185</a>     }
<a name="186" href="#186">186</a>     
<a name="187" href="#187">187</a>     <strong class="jxr_keyword">protected</strong> Map&lt;Object, Object&gt; newMap() {
<a name="188" href="#188">188</a>         <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> LinkedHashMap&lt;Object, Object&gt;();
<a name="189" href="#189">189</a>     }
<a name="190" href="#190">190</a>     
<a name="191" href="#191">191</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> enum <a href="../../../../../org/apache/mina/integration/beans/MapEditor.html">TokenType</a> {
<a name="192" href="#192">192</a>         ENTRY_DELIM,
<a name="193" href="#193">193</a>         KEY_VALUE_DELIM,
<a name="194" href="#194">194</a>         KEY,
<a name="195" href="#195">195</a>         VALUE,
<a name="196" href="#196">196</a>     }
<a name="197" href="#197">197</a> }
</pre>
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