这段代码是用来生成sql语句的

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.net.MalformedURLException;
import java.net.URL;
import java.nio.file.Files;
import java.util.Scanner;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;

import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.nodes.Node;
import org.jsoup.nodes.Document.OutputSettings;
import org.jsoup.select.Elements;


public class Main {
	/**
	 * @param args
	 * @throws IOException 
	 * @throws MalformedURLException 
	 */
	public static void main(String[] args) throws Exception {
		System.out.println((int)'A');
		//65
		StringBuffer[] sb=new StringBuffer[26];
		for(int j=0;j<sb.length;j++){
			sb[j]=new StringBuffer("insert into code_"+(char)(j+97)+" (code,reward) values ");
		}
		
		File file=new File("D:/百度云/DL/一等奖/");
		File[] fs=file.listFiles();
		for(int i=0;i<fs.length;i++){
			Scanner s=new Scanner(fs[i]);
			
			while(s.hasNextLine()){
				String line=s.nextLine().trim();
				if(!line.equals("")){
					char ch=line.charAt(0);
					int chI=(int)ch;
					sb[chI-65].append("('"+line+"',1),");
				}
			}
			
			
		}
		for(int j=0;j<sb.length;j++){
			sb[j].deleteCharAt(sb[j].length()-1);
			sb[j].append(";");
		}
		
		for(int j=0;j<sb.length;j++){
			System.out.println(sb[j]);
			FileOutputStream fos=new FileOutputStream(new File(file.getAbsolutePath()+"/"+(char)(j+97)+".sql"));
			fos.write(sb[j].toString().getBytes());
			fos.close();
		}
		
	}
	
}

  

原文地址:https://www.cnblogs.com/xmxkkk/p/3748205.html