package help;

import java.io.BufferedReader;

import java.io.BufferedWriter;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.InputStreamReader;

import java.io.OutputStreamWriter;

import java.util.HashMap;

import java.util.Map;

public class TXTParseUtils {

    private static final Integer ONE = 1;

    public static void main(String[] args) {

        Map<String, Integer> map = new HashMap<String, Integer>();

        /* 读取数据 */

        try {

            BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(new File("D:/报销.txt")),

                                                                         "UTF-8"));

            String lineTxt = null;

            while ((lineTxt = br.readLine()) != null) {

                String[] names = lineTxt.split(",");

                for (String name : names) {

                    if (map.keySet().contains(name)) {

                        map.put(name, (map.get(name) + ONE));

                    } else {

                        map.put(name, ONE);

                    }

                }

            }

            br.close();

        } catch (Exception e) {

            System.err.println("read errors :" + e);

        }

        /* 输出数据 */

        try {

            BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(new File("D:/结果.txt")),

                                                                          "UTF-8"));

            for (String name : map.keySet()) {

                bw.write(name + " " + map.get(name));

                bw.newLine();

            }

            bw.close();

        } catch (Exception e) {

            System.err.println("write errors :" + e);

        }

    }

}