consolereader.java

java数据结构,简单,易懂,有利于初学者

import java.io.*;

public class ConsoleReader
{ 
   private BufferedReader reader; 
   public ConsoleReader(InputStream inStream)
   {  
   		reader = new BufferedReader(new InputStreamReader(inStream)); 
   }
   public int readInt() 
   {  
   		String inputString = readLine();
      	int n = Integer.parseInt(inputString);
      	return n;
   }
   
   public double readDouble() 
   {  
   		String inputString = readLine();
      	double x = Double.parseDouble(inputString);
      	return x;
   }
   
   public String readLine() 
   {  
   		String inputLine = "";
	    try
    	{  
    		inputLine = reader.readLine();
      	}
      	catch(IOException e)
      	{  
      		System.out.println(e);
         	System.exit(1);
      	}
      	return inputLine;
   }
}