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package com.xiaobu.test.InputStream;import org.apache.commons.io.IOUtils;import java.io.FileInputStream;import java.io.IOException;import java.io.InputStream;import java.io.StringWriter;/** * @author xiaobu * @version JDK1.8.0_171 * @date on  2019/4/10 13:54 * @description V1.0 */public class Demo1 {    public static void main(String[] args) throws IOException {        InputStream inputStream = new FileInputStream("C:\\Users\\tanhw119214\\Desktop\\2019.txt");        //方式一        StringWriter writer = new StringWriter();        IOUtils.copy(inputStream, writer, "GBK");        String theString = writer.toString();        System.out.println("theString = " + theString);        // 方式二        String sty = IOUtils.toString(inputStream, "GBK");        System.out.println("sty = " + sty);    }}

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