import java.util.Iterator; import java.util.Properties; import java.util.Set; import java.util.Map.Entry;

import java.awt.*; import javax.swing.*; import java.lang.*; import java.awt.event.*; import java.util

import javax.crypto.Cipher; import javax.crypto.spec.IvParameterSpec; import javax.crypto.spec.SecretKeySpec; import org.junit.Test; ... @Test public void testCrossLanguageEncrypt() throws Exception{

import java.io.DataInputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream;

import java.awt.Color; import java.awt.Graphics2D; import java.awt.Image; import java.awt.image.BufferedImage;

private static String beforeBh; private static String beforeNum; public static String codeGenerate() { Date now = new Date(); String behind = now.getTime()+""; if(beforeBh==null) { beforeBh = behind;

public class PropsUtil { private static final Logger logger = LoggerFactory.getLogger(PropsUtil.class); private Properties props = null; public PropsUtil(String propsPath) { this(propsPath, Const.DEFA

Java.nio.channels.Pipe 提供一种机制，可以按照写入的顺序读取数据。 Pipe.SinkChannel用来向管道写入数据，而Pipe.SourceChannel用来从管道读取数据：

RBPropDemo.java import java.util.Locale; import java.util.ResourceBundle; import java.util.Set; public

，每4个为一组，然后通过模62操作，结果作为索引取出字符， 这样重复率大大降低。 [Java]代码 public static String[] chars = new String[] {

java基础技能 [Java]代码 public static Object[] List2Array(List