/*
* Copyright 2010 Bizosys Technologies Limited
*
* Licensed to the Bizosys Technologies Limited (Bizosys) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The Bizosys licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.bizosys.hsearch.inpipe;
import java.net.InetAddress;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.UnknownHostException;
import com.bizosys.hsearch.index.Doc;
import com.bizosys.hsearch.index.DocMeta;
import com.bizosys.hsearch.index.DocTeaser;
import com.bizosys.hsearch.util.IpUtil;
import com.bizosys.oneline.ApplicationFault;
import com.bizosys.oneline.conf.Configuration;
import com.bizosys.oneline.pipes.PipeIn;
/**
* Deduce the Host IP address based on URL.
* It converts the IP address to a single integer (IP House)
* @see IpUtil
* @author karan
*
*/
public class ComputeIpHouse implements PipeIn {
public PipeIn getInstance() {
return this;
}
public String getName() {
return "ComputeIpHouse";
}
public void init(Configuration conf) {
}
public void visit(Object docObj, boolean threadSafe) throws ApplicationFault {
if ( null == docObj) throw new ApplicationFault("No document");
Doc doc = (Doc) docObj;
DocMeta meta = doc.meta;
if ( null == meta ) throw new ApplicationFault("No Meta");
DocTeaser teaser = doc.teaser;
if ( null == teaser ) throw new ApplicationFault("No Teaser");
if ( null == teaser.url ) return;
try {
String url = teaser.url;
String urlL =url.toLowerCase();
if ( ! ( urlL.startsWith("http") ||
urlL.startsWith("ftp") ) ) return;
URL resolvedUrl = new URL(url);
InetAddress ipaddress = InetAddress.getByName(resolvedUrl.getHost());
meta.ipHouse = IpUtil.computeHouse(ipaddress.getHostAddress());
return;
} catch (UnknownHostException ex) {
InpipeLog.l.info(ex);
throw new ApplicationFault(ex);
} catch (MalformedURLException ex) {
InpipeLog.l.info(ex);
throw new ApplicationFault(ex);
}
}
public void commit(boolean multiWriter){
}
}