Add File

agents-flex-core/src/main/java/com/agentsflex/core/document/DocumentTransformer.java

@@ -0,0 +1,37 @@
+/*
+ *  Copyright (c) 2023-2025, Agents-Flex (fuhai999@gmail.com).
+ *  <p>
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *  <p>
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *  <p>
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package com.agentsflex.core.document;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.Objects;
+
+import static java.util.stream.Collectors.toList;
+
+public interface DocumentTransformer {
+
+    Document transform(Document document);
+
+    default List<Document> transformAll(List<Document> documents) {
+        if (documents == null || documents.isEmpty()){
+            return Collections.emptyList();
+        }
+        return documents.stream()
+            .map(this::transform)
+            .filter(Objects::nonNull)
+            .collect(toList());
+    }
+}