content: /**
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF 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 org.apache.bigtop.datagenerators.namegenerator;
  
  import java.io.BufferedInputStream;
  import java.io.File;
  import java.io.FileNotFoundException;
  import java.io.InputStream;
  import java.util.Map;
  import java.util.Scanner;
  
  import com.google.common.collect.Maps;
  
  public class NameReader
  {
  	InputStream path;
  
  	public NameReader() throws Exception
  	{
  		this.path = getResource(new File("namedb/data/data.dat"));
  	}
  
  	private InputStream getResource(File filename) throws Exception
  	{
  		InputStream stream = getClass().getResourceAsStream("/input_data/" + filename);
  		return new BufferedInputStream(stream);
  	}
  
  	public Names readData() throws FileNotFoundException
  	{
  		Scanner scanner = new Scanner(path);
  
  		Map<String, Double> firstNames = Maps.newHashMap();
  		Map<String, Double> lastNames = Maps.newHashMap();
  
  		while(scanner.hasNextLine())
  		{
  			String line = scanner.nextLine();
  			String[] cols = line.trim().split(",");
  
  			String name = cols[0];
  			double weight = 1.0 / (Double.parseDouble(cols[5]) + 1.0);
  
  			if(cols[4].equals("1"))
  				firstNames.put(name, weight);
  			if(cols[3].equals("1"))
  				lastNames.put(name, weight);
  		}
  
  		scanner.close();
  
  		return new Names(firstNames, lastNames);
  
  	}
  }
  