diff --git a/agentscope-core/src/main/java/io/agentscope/core/agent/StructuredOutputCapableAgent.java b/agentscope-core/src/main/java/io/agentscope/core/agent/StructuredOutputCapableAgent.java
index 06a5eaeea..66b99414d 100644
--- a/agentscope-core/src/main/java/io/agentscope/core/agent/StructuredOutputCapableAgent.java
+++ b/agentscope-core/src/main/java/io/agentscope/core/agent/StructuredOutputCapableAgent.java
@@ -342,4 +342,4 @@ private Msg mergeCollectedMetadata(Msg msg, ChatUsage chatUsage, ThinkingBlock t
                 .timestamp(msg.getTimestamp())
                 .build();
     }
-}
+}
\ No newline at end of file
diff --git a/agentscope-core/src/main/java/io/agentscope/core/tool/ToolSchemaGenerator.java b/agentscope-core/src/main/java/io/agentscope/core/tool/ToolSchemaGenerator.java
index 0cd3feafb..abd92e212 100644
--- a/agentscope-core/src/main/java/io/agentscope/core/tool/ToolSchemaGenerator.java
+++ b/agentscope-core/src/main/java/io/agentscope/core/tool/ToolSchemaGenerator.java
@@ -138,4 +138,4 @@ private static class ParameterInfo {
             this.required = required;
         }
     }
-}
+}
\ No newline at end of file
diff --git a/agentscope-core/src/main/java/io/agentscope/core/util/JsonSchemaUtils.java b/agentscope-core/src/main/java/io/agentscope/core/util/JsonSchemaUtils.java
index f15efe598..f5cea8ac2 100644
--- a/agentscope-core/src/main/java/io/agentscope/core/util/JsonSchemaUtils.java
+++ b/agentscope-core/src/main/java/io/agentscope/core/util/JsonSchemaUtils.java
@@ -162,4 +162,4 @@ public static <T> T convertToObject(Object data, Class<T> targetClass) {
             throw new RuntimeException("Failed to convert metadata to " + targetClass.getName(), e);
         }
     }
-}
+}
\ No newline at end of file
diff --git a/agentscope-core/src/test/java/io/agentscope/core/agent/StructuredOutputDynamicDefineTest.java b/agentscope-core/src/test/java/io/agentscope/core/agent/StructuredOutputDynamicDefineTest.java
index f3d8ddbec..2717ee224 100644
--- a/agentscope-core/src/test/java/io/agentscope/core/agent/StructuredOutputDynamicDefineTest.java
+++ b/agentscope-core/src/test/java/io/agentscope/core/agent/StructuredOutputDynamicDefineTest.java
@@ -241,4 +241,4 @@ private static MockModel getMockModel() {
                         });
         return mockModel;
     }
-}
+}
\ No newline at end of file
diff --git a/agentscope-core/src/test/java/io/agentscope/core/util/JsonSchemaUtilsTest.java b/agentscope-core/src/test/java/io/agentscope/core/util/JsonSchemaUtilsTest.java
index c5efd261b..91fc2981f 100644
--- a/agentscope-core/src/test/java/io/agentscope/core/util/JsonSchemaUtilsTest.java
+++ b/agentscope-core/src/test/java/io/agentscope/core/util/JsonSchemaUtilsTest.java
@@ -156,4 +156,4 @@ void testGenerateSchemaFromType() {
         assertNotNull(mapSchema);
         assertEquals("object", mapSchema.get("type"));
     }
-}
+}
\ No newline at end of file