[ISSUE #9439] Add backslash escaping to MixAll

.properties2String

Author: Crazylychee

common/src/main/java/org/apache/rocketmq/common/MixAll.java

@@ -317,21 +317,34 @@ public static void printObjectProperties(final Logger logger, final Object objec
         }
     }
 
-    public static String properties2String(final Properties properties) {
-        return properties2String(properties, false);
-    }
 
-    public static String properties2String(final Properties properties, final boolean isSort) {
+    public static String properties2String(final Properties properties, final boolean isSort, final boolean escapeBackslashes) {
         StringBuilder sb = new StringBuilder();
         Set<Map.Entry<Object, Object>> entrySet = isSort ? new TreeMap<>(properties).entrySet() : properties.entrySet();
+
         for (Map.Entry<Object, Object> entry : entrySet) {
             if (entry.getValue() != null) {
-                sb.append(entry.getKey().toString() + "=" + entry.getValue().toString() + "\n");
+                String key = entry.getKey().toString();
+                String value = entry.getValue().toString();
+
+                if (escapeBackslashes && value.contains("\\")) {
+                    value = value.replace("\\", "\\\\");
+                }
+
+                sb.append(key).append("=").append(value).append("\n");
             }
         }
         return sb.toString();
     }
 
+    public static String properties2String(final Properties properties, final boolean isSort) {
+        return properties2String(properties, isSort, false);
+    }
+
+    public static String properties2String(final Properties properties) {
+        return properties2String(properties, false, false);
+    }
+
     public static Properties string2Properties(final String str) {
         Properties properties = new Properties();
         try {

remoting/src/main/java/org/apache/rocketmq/remoting/Configuration.java

@@ -207,7 +207,7 @@ public void persist() {
             readWriteLock.readLock().lockInterruptibly();
 
             try {
-                String allConfigs = getAllConfigsInternal();
+                String allConfigs = getAllConfigsInternal(false);
 
                 MixAll.string2File(allConfigs, getStorePath());
             } catch (IOException e) {
@@ -226,7 +226,7 @@ public String getAllConfigsFormatString() {
 
             try {
 
-                return getAllConfigsInternal();
+                return getAllConfigsInternal(true);
 
             } finally {
                 readWriteLock.readLock().unlock();
@@ -278,7 +278,7 @@ public Properties getAllConfigs() {
         return null;
     }
 
-    private String getAllConfigsInternal() {
+    private String getAllConfigsInternal(boolean escapeBackslashes) {
         StringBuilder stringBuilder = new StringBuilder();
 
         // reload from config object ?
@@ -292,7 +292,7 @@ private String getAllConfigsInternal() {
         }
 
         {
-            stringBuilder.append(MixAll.properties2String(this.allConfigs, true));
+            stringBuilder.append(MixAll.properties2String(this.allConfigs, true, escapeBackslashes));
         }
 
         return stringBuilder.toString();