custom.java

这是一个简单的单词查询系统

//package library2;
import java.io.*;
import java.util.*;
import javax.swing.*;
import java.text.*;

public class custom
{
        public static String custom_name,custom_id;
        //public static String all_custom= "luocheng 111111;" + "binbin 123456;" +
                                        //"dabao 222222;" + "zhaoqiang 333333;" + "junxin 444444";
        //public static int custom_number = 5;
        //public static int []com_number = new int[custom_number];
        //public String str
        //public void custom(String str)
        //{
        //	all_custom = str;
        //}

        public static void register(String str1, String str2)
                {
                        try
                        {
                                BufferedReader inFile = new BufferedReader
                                          (new FileReader("custom.txt"));
                                FileWriter outData = new FileWriter("副本.txt");
                        PrintWriter outFile = new PrintWriter(outData);
                        String custom_information = inFile.readLine();
                                while(custom_information != null)
                                {
                                        outFile.println(custom_information);
                                        custom_information = inFile.readLine();
                                }
                                String str = str1 + " " + str2;
                                outFile.println(str);
                                outFile.close();
                                //inFile.close();
                            BufferedReader inFile2 = new BufferedReader
                                                                (new FileReader("副本.txt"));


                    PrintWriter outFile2 = new PrintWriter
                                                (new FileWriter("custom.txt"));
                        str = inFile2.readLine();
                        while(str != null)
                        {
                                        outFile2.println(str);
                                        str = inFile2.readLine();
                                    }
                                outFile2.close();
                                PrintWriter newFile = new PrintWriter(new FileWriter(str1 + ".txt"));
                                newFile.close();
                                FileWriter outData3 = new FileWriter(str1 + ".txt");
                        PrintWriter outFile3 = new PrintWriter(outData3);
                        outFile3.println("0");
                        outFile3.close();
                        }
                        catch (FileNotFoundException e)
                        {
                                System.exit(0);
                        }
                        catch(IOException e)
                        {
                                System.exit(0);
                        }
        }
        public static boolean y_n_custom(String str1, String str2)
        {
                try
                {
                        String str = str1 + " " + str2;
                        BufferedReader inFile = new BufferedReader
                                         (new FileReader("custom.txt"));
                        String custom_information = inFile.readLine();
                        while(custom_information != null)
                        {
                                if(str.equals(custom_information))
                                {
                                        break;
                                }
                                custom_information = inFile.readLine();
                        }
                        if(custom_information != null)
                        {
                                return true;
                        }
                        else
                        {
                                return false;
                        }
                }
                catch (FileNotFoundException e)
                {
                        System.exit(0);
                        return false;
                }
                catch(IOException e)
                {
                        System.exit(0);
                        return false;
                }


        }
        public static void main(String[] args)
        {
            custom custom_object = new custom();
        }

}