diff --git a/proxy/src/main/java/io/mpms/model/data/ProjectInfoModel.java b/proxy/src/main/java/io/mpms/model/data/ProjectInfoModel.java
index 4a1b0c4c4565e0582620be4d7c239d607dd26d36..96473272d7dda37763eafab9112bd751dea0fd57 100644
--- a/proxy/src/main/java/io/mpms/model/data/ProjectInfoModel.java
+++ b/proxy/src/main/java/io/mpms/model/data/ProjectInfoModel.java
@@ -98,4 +98,8 @@ public class ProjectInfoModel extends BaseModel {
     public void setJavaCopyItemList(List<JavaCopyItem> javaCopyItemList) {
         this.javaCopyItemList = javaCopyItemList;
     }
+
+    public String getJavaExtDirsCp() {
+        return StrUtil.emptyToDefault(javaExtDirsCp, StrUtil.EMPTY);
+    }
 }