Java基础-转换流InputStreamReader/OutputStreamWriter

package com.hspedu.io_;

import org.junit.Test;

import java.io.*;

public class TestInputStreamReader {

    @Test
    public void testInputStreamReader() throws IOException {
        // 转换流InputStreamReader：设置编码方式处理乱码
        String filePath = "e:\\JavaIO\\InputStreamReader\\test.txt";
        // charsetName: utf-8, gbk, ...
        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(new FileInputStream(filePath), "utf-8"));
        String string;
        while ((string = bufferedReader.readLine()) != null) {
            System.out.println(string);
        }
        bufferedReader.close();
    }

    @Test
    public void testOutputStreamWriter() throws IOException {
        String filePath = "e:\\JavaIO\\InputStreamReader\\test2.txt";
        BufferedWriter bufferedWriter = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(filePath), "gbk"));
        bufferedWriter.write("你好，Tom。");
        bufferedWriter.newLine();
        bufferedWriter.write("你好，Jack。");
        bufferedWriter.close();
    }
}