package test_java;

import java.io.BufferedReader;

import java.io.File;

import java.io.FileOutputStream;

import java.io.FileReader;

import java.io.IOException;

import java.util.Arrays;

import java.util.List;

public class ReadWrite {

    public static void main(String [] args) {

        String filePath = "input.txt";

        String destFilePath = "output.txt";

        readWrite(filePath, destFilePath);

    }

    public static void readWrite(String filePath, String destFilePath) {

        List<String> report = Arrays.asList("Prevotella_intermedia", "Enterobius_vermicularis", "Parvimonas_micra", "Protopolystoma_xenopodis");

        try {

            BufferedReader bufferedReader = new BufferedReader(new FileReader(filePath));  // 读取文件

            FileOutputStream fileOutputStream = new FileOutputStream(new File(destFilePath));  // 写入文件

            String string;

            while((string = bufferedReader.readLine()) != null) {  // 按行读取

                if (string.split("\t")[0].trim().equals("species")) {

                    fileOutputStream.write((string + "\n").getBytes());  // 将符合条件的行写入文件

                }

                if (report.contains(string.split("\t")[0].trim())) {

                    fileOutputStream.write((string + "\n").getBytes());

                }

            }

        } catch (IOException e) {

            e.printStackTrace();

        }

    }

}