Remove pom.xml and RedisClipSync.java files; update README.md to reflect new project structure and build instructions.
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70
code/pom.xml
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70
code/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.redisclipsync</groupId>
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<artifactId>redis-clip-sync</artifactId>
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<version>1.0.0</version>
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<packaging>jar</packaging>
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<name>Redis Clipboard Sync</name>
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<description>Redis-based bidirectional clipboard sync: Master broadcasts to slaves, slaves upload to master and save to files.</description>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.source>1.8</maven.compiler.source>
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<maven.compiler.target>1.8</maven.compiler.target>
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</properties>
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<dependencies>
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<dependency>
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<groupId>redis.clients</groupId>
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<artifactId>jedis</artifactId>
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<version>3.9.0</version>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-jar-plugin</artifactId>
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<version>3.3.0</version>
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<configuration>
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<archive>
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<manifest>
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<mainClass>RedisClipSync</mainClass>
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</manifest>
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</archive>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-assembly-plugin</artifactId>
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<version>3.6.0</version>
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<executions>
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<execution>
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<id>make-assembly</id>
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<phase>package</phase>
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<goals>
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<goal>single</goal>
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</goals>
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<configuration>
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<archive>
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<manifest>
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<mainClass>RedisClipSync</mainClass>
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</manifest>
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</archive>
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<descriptorRefs>
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<descriptorRef>jar-with-dependencies</descriptorRef>
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</descriptorRefs>
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<finalName>redis-clip-sync</finalName>
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<appendAssemblyId>false</appendAssemblyId>
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</configuration>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</project>
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261
code/src/main/java/RedisClipSync.java
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261
code/src/main/java/RedisClipSync.java
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import redis.clients.jedis.Jedis;
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import redis.clients.jedis.JedisPubSub;
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import java.awt.*;
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import java.awt.datatransfer.*;
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import java.io.*;
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import java.nio.charset.StandardCharsets;
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import java.nio.file.Files;
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import java.nio.file.StandardOpenOption;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.Properties;
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public class RedisClipSync {
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// 配置项
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private static String ROLE;
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private static String REDIS_HOST;
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private static int REDIS_PORT;
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private static String REDIS_PASS;
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// 主机专用配置
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private static String[] MASTER_TARGETS;
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private static String MASTER_SAVE_DIR;
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// 从机专用配置
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private static String SLAVE_LISTEN_CHANNEL;
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private static String SLAVE_ID; // 用于生成文件名，如 192.168.1.5.txt
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// 公共上传通道
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private static final String UPLOAD_CHANNEL = "global_clip_upload";
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// 状态控制
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private static String lastContent = "";
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private static volatile boolean isRemoteUpdate = false; // 锁标记，防止回环
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public static void main(String[] args) {
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String configPath = args.length > 0 ? args[0] : (System.getProperty("config") != null ? System.getProperty("config") : "config.properties");
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loadConfig(configPath);
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createDirIfMaster();
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if (!checkRedisConnection()) {
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System.err.println("请检查 config 中 redis.host / redis.port / redis.password 是否与 Redis 服务器一致，且本机能否访问该 Redis。");
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System.exit(1);
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}
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System.out.println(">>> JClipSync Pro 启动 <<<");
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System.out.println("角色: " + ROLE);
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if ("MASTER".equalsIgnoreCase(ROLE)) {
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// 1. 监听本地 -> 广播给从机
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startClipboardPoller("MASTER", RedisClipSync::publishToSlaves);
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// 2. 监听上传通道 -> 写入文件
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startMasterUploadListener();
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} else {
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// 1. 监听 Redis -> 写入本地
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startSlaveDownloadListener();
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// 2. 监听本地 -> 上传给主机 (存文件)
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startClipboardPoller("SLAVE", RedisClipSync::uploadToMaster);
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}
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}
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// ==========================================
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// 公共模块: 剪切板轮询
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// ==========================================
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interface ClipCallback { void onCopy(String content); }
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private static void startClipboardPoller(String sourceName, ClipCallback callback) {
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Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
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new Thread(() -> {
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System.out.println("[" + sourceName + "] 剪切板监听已启动...");
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while (true) {
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try {
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Thread.sleep(500);
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// 如果刚被远程写入，则跳过本次检测，防止死循环
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if (isRemoteUpdate) {
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isRemoteUpdate = false;
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// 更新本地缓存，认为当前内容是已知的
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Transferable c = clipboard.getContents(null);
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if (c != null && c.isDataFlavorSupported(DataFlavor.stringFlavor)) {
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lastContent = (String) c.getTransferData(DataFlavor.stringFlavor);
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}
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continue;
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}
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Transferable contents = clipboard.getContents(null);
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if (contents != null && contents.isDataFlavorSupported(DataFlavor.stringFlavor)) {
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String currentText = (String) contents.getTransferData(DataFlavor.stringFlavor);
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if (!currentText.equals(lastContent)) {
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lastContent = currentText;
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callback.onCopy(currentText);
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}
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}
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} catch (Exception e) { /* 忽略 */ }
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}
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}).start();
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}
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// ==========================================
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// Master 逻辑
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// ==========================================
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// 动作：广播给所有从机
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private static void publishToSlaves(String content) {
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System.out.println("[Master] 本地复制，广播中...");
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Jedis jedis = getJedis();
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try {
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for (String channel : MASTER_TARGETS) {
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String ch = channel.trim();
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if (!ch.isEmpty()) {
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jedis.publish(ch, content);
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}
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}
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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if (jedis != null) jedis.close();
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}
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}
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// 动作：监听上传通道并存文件
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private static void startMasterUploadListener() {
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new Thread(() -> {
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while (true) {
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try (Jedis jedis = getJedis()) {
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System.out.println("[Master] 等待从机上传数据...");
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jedis.subscribe(new JedisPubSub() {
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@Override
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public void onMessage(String channel, String message) {
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// 消息格式约定: "SLAVE_ID|||CONTENT"
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String[] parts = message.split("\\|\\|\\|", 2);
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if (parts.length == 2) {
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String slaveId = parts[0];
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String content = parts[1];
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saveToFile(slaveId, content);
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}
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}
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}, UPLOAD_CHANNEL);
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} catch (Exception e) {
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System.err.println("[Master] Redis 断开，重连中... 原因: " + e.getMessage());
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e.printStackTrace();
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try { Thread.sleep(3000); } catch (InterruptedException ig) { Thread.currentThread().interrupt(); }
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}
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}
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}).start();
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}
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// 动作：保存到文件
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private static void saveToFile(String fileName, String content) {
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try {
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File dir = new File(MASTER_SAVE_DIR);
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if (!dir.exists()) dir.mkdirs();
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File file = new File(dir, fileName + ".txt");
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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String logEntry = String.format("[%s]\n%s\n\n------------------\n\n", sdf.format(new Date()), content);
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Files.write(file.toPath(), logEntry.getBytes(StandardCharsets.UTF_8), StandardOpenOption.CREATE, StandardOpenOption.APPEND);
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System.out.println("[Master] 已保存来自 [" + fileName + "] 的数据");
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} catch (IOException e) {
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System.err.println("文件写入失败: " + e.getMessage());
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}
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}
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// ==========================================
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// Slave 逻辑
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// ==========================================
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// 动作：上传到 Master
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private static void uploadToMaster(String content) {
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System.out.println("[Slave] 检测到复制，正在上传给主机...");
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try (Jedis jedis = getJedis()) {
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String payload = SLAVE_ID + "|||" + content;
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jedis.publish(UPLOAD_CHANNEL, payload);
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} catch (Exception e) {
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System.err.println("上传失败: " + e.getMessage());
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}
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}
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// 动作：接收主机指令
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private static void startSlaveDownloadListener() {
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new Thread(() -> {
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while (true) {
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try (Jedis jedis = getJedis()) {
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System.out.println("[Slave] 监听主机同步...");
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jedis.subscribe(new JedisPubSub() {
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@Override
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public void onMessage(String channel, String message) {
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System.out.println("[Slave] 收到主机内容，写入剪切板");
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writeToClipboard(message);
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}
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}, SLAVE_LISTEN_CHANNEL);
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} catch (Exception e) {
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try { Thread.sleep(3000); } catch (InterruptedException ig) { Thread.currentThread().interrupt(); }
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}
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}
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}).start();
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}
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private static void writeToClipboard(String text) {
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isRemoteUpdate = true; // 标记：这是远程来的，不要回传！
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try {
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Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
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clipboard.setContents(new StringSelection(text), null);
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} catch (Exception e) {
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isRemoteUpdate = false;
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}
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}
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// ==========================================
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// 辅助工具
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// ==========================================
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private static Jedis getJedis() {
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Jedis jedis = new Jedis(REDIS_HOST, REDIS_PORT);
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if (REDIS_PASS != null && !REDIS_PASS.isEmpty()) jedis.auth(REDIS_PASS);
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return jedis;
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}
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/** 启动前检查 Redis 是否可连 */
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private static boolean checkRedisConnection() {
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try (Jedis jedis = getJedis()) {
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jedis.ping();
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System.out.println("[连接] Redis " + REDIS_HOST + ":" + REDIS_PORT + " 连接成功");
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return true;
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} catch (Exception e) {
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System.err.println("[连接] Redis 连接失败: " + e.getMessage());
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return false;
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}
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}
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private static void createDirIfMaster() {
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if ("MASTER".equalsIgnoreCase(ROLE)) {
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File dir = new File(MASTER_SAVE_DIR);
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if (!dir.exists()) dir.mkdirs();
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}
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}
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private static void loadConfig(String configPath) {
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try (FileInputStream fis = new FileInputStream(configPath)) {
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Properties props = new Properties();
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props.load(new InputStreamReader(fis, StandardCharsets.UTF_8));
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ROLE = props.getProperty("role", "SLAVE");
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REDIS_HOST = props.getProperty("redis.host", "127.0.0.1");
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REDIS_PORT = Integer.parseInt(props.getProperty("redis.port", "6379"));
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REDIS_PASS = props.getProperty("redis.password", "");
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MASTER_TARGETS = props.getProperty("master.target.channels", "").split(",");
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MASTER_SAVE_DIR = props.getProperty("master.save.dir", "./clipboard_logs/");
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SLAVE_LISTEN_CHANNEL = props.getProperty("slave.listen.channel", "default");
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SLAVE_ID = props.getProperty("slave.id", SLAVE_LISTEN_CHANNEL);
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} catch (Exception e) {
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System.err.println("配置加载失败，请检查 " + configPath + ": " + e.getMessage());
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System.exit(1);
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}
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}
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}
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