From 8283fd879c2b07b41906ffeb7bb2f9dd12c9607a Mon Sep 17 00:00:00 2001
From: wangym <wangyuming11725@gmail.com>
Date: Mon, 16 Oct 2023 11:36:20 +0800
Subject: [PATCH] =?UTF-8?q?--taskid=3DID20231016=20add=20rule=EF=BC=9ASing?=
 =?UTF-8?q?le=20line=20comments=20in=20a=20method=20should=20be=20put=20ab?=
 =?UTF-8?q?ove=20the=20code=20to=20be=20commented,=20by=20using=20//=20and?=
 =?UTF-8?q?=20multiple=20lines=20by=20using=20/*=20*/.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../wangym/lombok/job/impl/CommentJob.java    | 55 +++++++++++++++++++
 .../com/wangym/lombok/CommentJobTest.java     | 25 +++++++++
 src/test/resources/LoggerExample.java         |  2 +-
 3 files changed, 81 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/com/wangym/lombok/job/impl/CommentJob.java
 create mode 100644 src/test/java/com/wangym/lombok/CommentJobTest.java

diff --git a/src/main/java/com/wangym/lombok/job/impl/CommentJob.java b/src/main/java/com/wangym/lombok/job/impl/CommentJob.java
new file mode 100644
index 0000000..d339c6f
--- /dev/null
+++ b/src/main/java/com/wangym/lombok/job/impl/CommentJob.java
@@ -0,0 +1,55 @@
+package com.wangym.lombok.job.impl;
+
+import com.wangym.lombok.job.AbstractJob;
+import org.springframework.stereotype.Component;
+import org.springframework.util.FileCopyUtils;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+@Component
+public class CommentJob extends AbstractJob {
+
+    public CommentJob() {
+        super(".java");
+    }
+
+    @Override
+    public void exec(File file) throws IOException {
+        //按行读取文件
+        StringBuffer sb = new StringBuffer();
+        try (BufferedReader reader = new BufferedReader(new FileReader(file))) {
+            String line;
+            while ((line = reader.readLine()) != null) {
+                //判断是否包含行尾注释，将行尾注释提到上一行
+                processLine(line, sb);
+            }
+        }
+        //如果文件内容发生变化，重新写入文件
+        if (!sb.toString().equals(FileCopyUtils.copyToString(new FileReader(file)))) {
+            FileCopyUtils.copy(sb.toString().getBytes("utf-8"), file);
+        }
+    }
+
+    private void processLine(String text, StringBuffer sb) {
+        Pattern pattern = Pattern.compile("^(\\s*)(.*?;)\\s*(//.*)$");  // 匹配行尾注释
+        Matcher matcher = pattern.matcher(text);
+
+        if (matcher.find()) {
+            String commentAlignment = matcher.group(1);  // 获取注释对齐部分
+            String code = matcher.group(2);  // 获取代码部分
+            String comment = matcher.group(3);  // 获取行尾注释
+
+            sb.append(commentAlignment + comment + "\n");
+            sb.append(commentAlignment + code + "\n");
+        } else {
+            sb.append(text + "\n");
+        }
+    }
+
+
+}
diff --git a/src/test/java/com/wangym/lombok/CommentJobTest.java b/src/test/java/com/wangym/lombok/CommentJobTest.java
new file mode 100644
index 0000000..51e8a8a
--- /dev/null
+++ b/src/test/java/com/wangym/lombok/CommentJobTest.java
@@ -0,0 +1,25 @@
+package com.wangym.lombok;
+
+import com.wangym.lombok.job.impl.CommentJob;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import java.io.IOException;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class CommentJobTest {
+
+    @Autowired
+    private CommentJob job;
+
+    @Test
+    public void handle() throws IOException {
+        job.exec(new ClassPathResource("LoggerExample.java").getFile());
+    }
+
+}
diff --git a/src/test/resources/LoggerExample.java b/src/test/resources/LoggerExample.java
index cebb2eb..8ae669f 100644
--- a/src/test/resources/LoggerExample.java
+++ b/src/test/resources/LoggerExample.java
@@ -8,7 +8,7 @@ public class LoggerExample {
 
     public void test() {
         int a = 5;
-        double b = 6d;
+        double b = 6d; //这个是行尾注释，会被提到上一行
         double b1 = 6.1;
         long c = 7;
         long c2 = 8l;