diff --git a/app/build/generated/source/kapt/debug/rxhttp/wrapper/param/RxHttp.java b/app/build/generated/source/kapt/debug/rxhttp/wrapper/param/RxHttp.java
index c1f408d8..4f98c20f 100644
--- a/app/build/generated/source/kapt/debug/rxhttp/wrapper/param/RxHttp.java
+++ b/app/build/generated/source/kapt/debug/rxhttp/wrapper/param/RxHttp.java
@@ -562,12 +562,15 @@ public R setSimpleClient() {
    * 给Param设置默认域名(如果缺席的话)，此方法会在请求发起前，被RxHttp内部调用
    */
   private void addDefaultDomainIfAbsent() {
-    String newUrl = addDomainIfAbsent(param.getSimpleUrl(), Url.baseUrl);
-    param.setUrl(newUrl);
+    setDomainIfAbsent(Url.baseUrl);
   }
 
   public R setDomainToUpdateIfAbsent() {
-    String newUrl = addDomainIfAbsent(param.getSimpleUrl(), Url.update);
+    return setDomainIfAbsent(Url.update);
+  }
+
+  public R setDomainIfAbsent(String domain) {
+    String newUrl = addDomainIfAbsent(param.getSimpleUrl(), domain);
     param.setUrl(newUrl);
     return (R) this;
   }
diff --git a/rxhttp-compiler/src/main/java/com/rxhttp/compiler/DefaultDomainVisitor.kt b/rxhttp-compiler/src/main/java/com/rxhttp/compiler/DefaultDomainVisitor.kt
index 785b6ffc..f5da1c42 100644
--- a/rxhttp-compiler/src/main/java/com/rxhttp/compiler/DefaultDomainVisitor.kt
+++ b/rxhttp-compiler/src/main/java/com/rxhttp/compiler/DefaultDomainVisitor.kt
@@ -36,10 +36,7 @@ class DefaultDomainVisitor {
             .addModifiers(Modifier.PRIVATE)
         element?.apply {
             methodBuilder.addCode(
-                """
-                String newUrl = addDomainIfAbsent(param.getSimpleUrl(), ${"$"}T.${simpleName});
-                param.setUrl(newUrl);
-            """.trimIndent(),
+                """setDomainIfAbsent(${"$"}T.${simpleName});""",
                 ClassName.get(enclosingElement.asType())
             )
         }
diff --git a/rxhttp-compiler/src/main/java/com/rxhttp/compiler/DomainVisitor.kt b/rxhttp-compiler/src/main/java/com/rxhttp/compiler/DomainVisitor.kt
index 8b26999f..9a0323b4 100755
--- a/rxhttp-compiler/src/main/java/com/rxhttp/compiler/DomainVisitor.kt
+++ b/rxhttp-compiler/src/main/java/com/rxhttp/compiler/DomainVisitor.kt
@@ -30,11 +30,7 @@ class DomainVisitor {
                 MethodSpec.methodBuilder("setDomainTo${key}IfAbsent")
                     .addModifiers(Modifier.PUBLIC)
                     .addCode(
-                        """
-                        String newUrl = addDomainIfAbsent(param.getSimpleUrl(), ${"$"}T.${value.simpleName});
-                        param.setUrl(newUrl);
-                        return (R) this;
-                    """.trimIndent(),
+                        """return setDomainIfAbsent(${"$"}T.${value.simpleName});""",
                         ClassName.get(value.enclosingElement.asType()),
                     )
                     .returns(r).build()
diff --git a/rxhttp-compiler/src/main/java/com/rxhttp/compiler/RxHttpGenerator.kt b/rxhttp-compiler/src/main/java/com/rxhttp/compiler/RxHttpGenerator.kt
index 574a932c..23ecb839 100755
--- a/rxhttp-compiler/src/main/java/com/rxhttp/compiler/RxHttpGenerator.kt
+++ b/rxhttp-compiler/src/main/java/com/rxhttp/compiler/RxHttpGenerator.kt
@@ -864,6 +864,20 @@ class RxHttpGenerator {
             methodList.addAll(getMethodList())
         }
 
+        methodList.add(
+            MethodSpec.methodBuilder("setDomainIfAbsent")
+                .addModifiers(Modifier.PUBLIC)
+                .addParameter(String::class.java, "domain")
+                .addCode(
+                    """
+                    String newUrl = addDomainIfAbsent(param.getSimpleUrl(), domain);
+                    param.setUrl(newUrl);
+                    return (R) this;
+                    """.trimIndent()
+                )
+                .returns(r).build()
+        )
+
         //对url添加域名方法
         methodList.add(
             MethodSpec.methodBuilder("addDomainIfAbsent")
@@ -872,17 +886,17 @@ class RxHttpGenerator {
                 .addParameter(String::class.java, "domain")
                 .addCode(
                     """
-                         if (url.startsWith("http")) return url;
-                         if (url.startsWith("/")) {
-                             if (domain.endsWith("/"))
-                                 return domain + url.substring(1);
-                             else
-                                 return domain + url;
-                         } else if (domain.endsWith("/")) {
-                             return domain + url;
-                         } else {
-                             return domain + "/" + url;
-                         }
+                    if (url.startsWith("http")) return url;
+                    if (url.startsWith("/")) {
+                        if (domain.endsWith("/"))
+                            return domain + url.substring(1);
+                        else
+                            return domain + url;
+                    } else if (domain.endsWith("/")) {
+                        return domain + url;
+                    } else {
+                        return domain + "/" + url;
+                    }
                     """.trimIndent()
                 )
                 .returns(String::class.java).build()