@@ -0,0 +1,846 @@
+package com.mars.test.java;%0A%0Aimport lombok.extern.slf4j.Slf4j;%0Aimport org.apache.commons.lang3.RandomStringUtils;%0Aimport org.junit.Test;%0A%0Aimport java.io.BufferedReader;%0Aimport java.io.IOException;%0Aimport java.io.InputStreamReader;%0Aimport java.math.BigInteger;%0Aimport java.nio.charset.Charset;%0Aimport java.security.SecureRandom;%0Aimport java.util.Random;%0A%0A/**%0A * Created by USER on 2016/12/1.%0A */%0A@Slf4j%0Apublic class TestIo %7B%0A%0A%0A    @Test%0A    public void testInputStream() throws IOException %7B%0A//        BufferedReader reader = new BufferedReader(new InputStreamReader(%22%22)));%0A//        StringBuffer stringBuffer = new StringBuffer();%0A//        String str = %22%22;%0A//        while ((str = reader.readLine()) != null) %7B%0A//            stringBuffer.append(str);%0A//        %7D%0A//        String ts = stringBuffer.toString();%0A//        log.info(%22ts%22);%0A    %7D%0A%0A%7D%0A

add hashing