crawlhost.html

用JAVA编写的,在做实验的时候留下来的,本来想删的,但是传上来,大家分享吧

<a name="101" href="#101">101</a>     }
<a name="102" href="#102">102</a> 
<a name="103" href="#103">103</a>     <em>/**<em>*</em></em>
<a name="104" href="#104">104</a> <em>     * Set the IP address for this host.</em>
<a name="105" href="#105">105</a> <em>     *</em>
<a name="106" href="#106">106</a> <em>     * @param address</em>
<a name="107" href="#107">107</a> <em>     * @param ttl the TTL from the dns record in seconds or -1 if it should live</em>
<a name="108" href="#108">108</a> <em>     * forever (is a numeric IP).</em>
<a name="109" href="#109">109</a> <em>     */</em>
<a name="110" href="#110">110</a>     <strong>public</strong> <strong>void</strong> setIP(InetAddress address, <strong>long</strong> ttl) {
<a name="111" href="#111">111</a>         <strong>this</strong>.ip = address;
<a name="112" href="#112">112</a>         <em class="comment">// Assume that a lookup as occurred by the time</em>
<a name="113" href="#113">113</a>         <em class="comment">// a caller decides to set this (even to null)</em>
<a name="114" href="#114">114</a>         <strong>this</strong>.ipFetched = System.currentTimeMillis();
<a name="115" href="#115">115</a>         <strong>this</strong>.ipTTL = ttl;
<a name="116" href="#116">116</a>         <strong>if</strong> (logger.isLoggable(Level.FINE)) {
<a name="117" href="#117">117</a>             logger.fine(hostname + <span class="string">": "</span> +
<a name="118" href="#118">118</a>                 ((address != <strong>null</strong>)? address.toString(): <span class="string">"null"</span>));
<a name="119" href="#119">119</a>         }
<a name="120" href="#120">120</a>     }
<a name="121" href="#121">121</a> 
<a name="122" href="#122">122</a>     <em>/**<em>* Get the IP address for this host.</em></em>
<a name="123" href="#123">123</a> <em>     *</em>
<a name="124" href="#124">124</a> <em>     * @return the IP address for this host.</em>
<a name="125" href="#125">125</a> <em>     */</em>
<a name="126" href="#126">126</a>     <strong>public</strong> InetAddress getIP() {
<a name="127" href="#127">127</a>         <strong>return</strong> ip;
<a name="128" href="#128">128</a>     }
<a name="129" href="#129">129</a> 
<a name="130" href="#130">130</a>     <em>/**<em>* Get the time when the IP address for this host was last looked up.</em></em>
<a name="131" href="#131">131</a> <em>     *</em>
<a name="132" href="#132">132</a> <em>     * @return the time when the IP address for this host was last looked up.</em>
<a name="133" href="#133">133</a> <em>     */</em>
<a name="134" href="#134">134</a>     <strong>public</strong> <strong>long</strong> getIpFetched() {
<a name="135" href="#135">135</a>         <strong>return</strong> ipFetched;
<a name="136" href="#136">136</a>     }
<a name="137" href="#137">137</a> 
<a name="138" href="#138">138</a>     <em>/**<em>*</em></em>
<a name="139" href="#139">139</a> <em>     * Get the TTL value from the dns record for this host.</em>
<a name="140" href="#140">140</a> <em>     *</em>
<a name="141" href="#141">141</a> <em>     * @return the TTL value from the dns record for this host -- in seconds --</em>
<a name="142" href="#142">142</a> <em>     * or -1 if this lookup should be valid forever (numeric ip).</em>
<a name="143" href="#143">143</a> <em>     */</em>
<a name="144" href="#144">144</a>     <strong>public</strong> <strong>long</strong> getIpTTL() {
<a name="145" href="#145">145</a>         <strong>return</strong> <strong>this</strong>.ipTTL;
<a name="146" href="#146">146</a>     }
<a name="147" href="#147">147</a> 
<a name="148" href="#148">148</a>     <strong>public</strong> String toString() {
<a name="149" href="#149">149</a>         <strong>return</strong> <span class="string">"CrawlHost&lt;"</span> + hostname + <span class="string">"(ip:"</span> + ip + <span class="string">")>"</span>;
<a name="150" href="#150">150</a>     }
<a name="151" href="#151">151</a> 
<a name="152" href="#152">152</a>     <em>/**<em>*</em></em>
<a name="153" href="#153">153</a> <em>     * Get the host name.</em>
<a name="154" href="#154">154</a> <em>     * @return Returns the host name.</em>
<a name="155" href="#155">155</a> <em>     */</em>
<a name="156" href="#156">156</a>     <strong>public</strong> String getHostName() {
<a name="157" href="#157">157</a>         <strong>return</strong> hostname;
<a name="158" href="#158">158</a>     }
<a name="159" href="#159">159</a> 
<a name="160" href="#160">160</a>     <em>/**<em>* </em></em>
<a name="161" href="#161">161</a> <em>     * Get the earliest time a URI for this host could be emitted.</em>
<a name="162" href="#162">162</a> <em>     * This only has effect if constraints on bandwidth per host is set.</em>
<a name="163" href="#163">163</a> <em>     *</em>
<a name="164" href="#164">164</a> <em>     * @return Returns the earliestNextURIEmitTime.</em>
<a name="165" href="#165">165</a> <em>     */</em>
<a name="166" href="#166">166</a>     <strong>public</strong> <strong>long</strong> getEarliestNextURIEmitTime() {
<a name="167" href="#167">167</a>         <strong>return</strong> earliestNextURIEmitTime;
<a name="168" href="#168">168</a>     }
<a name="169" href="#169">169</a> 
<a name="170" href="#170">170</a>     <em>/**<em>* </em></em>
<a name="171" href="#171">171</a> <em>     * Set the earliest time a URI for this host could be emitted.</em>
<a name="172" href="#172">172</a> <em>     * This only has effect if constraints on bandwidth per host is set.</em>
<a name="173" href="#173">173</a> <em>     *</em>
<a name="174" href="#174">174</a> <em>     * @param earliestNextURIEmitTime The earliestNextURIEmitTime to set.</em>
<a name="175" href="#175">175</a> <em>     */</em>
<a name="176" href="#176">176</a>     <strong>public</strong> <strong>void</strong> setEarliestNextURIEmitTime(<strong>long</strong> earliestNextURIEmitTime) {
<a name="177" href="#177">177</a>         <strong>this</strong>.earliestNextURIEmitTime = earliestNextURIEmitTime;
<a name="178" href="#178">178</a>     }
<a name="179" href="#179">179</a> 
<a name="180" href="#180">180</a>     <em>/**<em>*</em></em>
<a name="181" href="#181">181</a> <em>     * Get country code of this host</em>
<a name="182" href="#182">182</a> <em>     * </em>
<a name="183" href="#183">183</a> <em>     * @return Retruns country code or null if not availabe </em>
<a name="184" href="#184">184</a> <em>     */</em>
<a name="185" href="#185">185</a> 	<strong>public</strong> String getCountryCode() {
<a name="186" href="#186">186</a> 		<strong>return</strong> countryCode;
<a name="187" href="#187">187</a> 	}
<a name="188" href="#188">188</a> 
<a name="189" href="#189">189</a> 	<em>/**<em>*</em></em>
<a name="190" href="#190">190</a> <em>	 * Set country code for this hos</em>
<a name="191" href="#191">191</a> <em>	 * </em>
<a name="192" href="#192">192</a> <em>	 * @param countryCode The country code of this host</em>
<a name="193" href="#193">193</a> <em>	 */</em>
<a name="194" href="#194">194</a> 	<strong>public</strong> <strong>void</strong> setCountryCode(String countryCode) {
<a name="195" href="#195">195</a> 		<strong>this</strong>.countryCode = countryCode;
<a name="196" href="#196">196</a> 	}
<a name="197" href="#197">197</a>     
<a name="198" href="#198">198</a>     <em class="comment">/*<em class="comment"> (non-Javadoc)</em></em>
<a name="199" href="#199">199</a> <em class="comment">     * @see org.archive.crawler.datamodel.CrawlSubstats.HasCrawlSubstats#getSubstats()</em>
<a name="200" href="#200">200</a> <em class="comment">     */</em>
<a name="201" href="#201">201</a>     <strong>public</strong> <a href="../../../../org/archive/crawler/datamodel/CrawlSubstats.html">CrawlSubstats</a> getSubstats() {
<a name="202" href="#202">202</a>         <strong>return</strong> substats;
<a name="203" href="#203">203</a>     }
<a name="204" href="#204">204</a> }
</pre>
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