u010046887的专栏

package test; /* * 当前文件：ThreeDES.java * 作者：fenglingcompany */ import java.security.Key; import java.security.SecureRandom; import javax.crypto.Cipher; import javax.crypto.KeyGenerator; imp

package com.util; import java.util.List; public class ListToArray { public static String[] toStringArray(List strList) { String[] array = new String[strList.size()]; strList.toArray(array);

package util; import java.io.BufferedReader; import java.io.File; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.IOException; public class ReadFromFile { /** * 读