[app-platform] add text concatenate node

README.md

@@ -189,7 +189,7 @@ fit start -Dfit.profiles.active=prod
 
 > 这里直接使用了 `fit` 命令，该命令请参考 `fit-framework` 项目的[指导手册](https://github.com/ModelEngine-Group/fit-framework/blob/main/docs/framework/fit/java/quick-start-guide/03.%20%E4%BD%BF%E7%94%A8%E6%8F%92%E4%BB%B6%E7%9A%84%E7%83%AD%E6%8F%92%E6%8B%94%E8%83%BD%E5%8A%9B.md)。
 > 
-> 当前，`app-platform` 使用了 `fit` 的 3.5.1 版本，因此，如果采用手动编译，需要在 `fit-framework` 仓库中切换到 `v3.5.1` 标签处进行编译构建操作。
+> 当前，`app-platform` 使用了 `fit` 的 3.5.3 版本，因此，如果采用手动编译，需要在 `fit-framework` 仓库中切换到 `v3.5.3` 标签处进行编译构建操作。
 
 ---------
 

app-builder/plugins/aipp-classify-question/pom.xml

@@ -66,7 +66,7 @@
         <dependency>
             <groupId>org.fitframework.plugin</groupId>
             <artifactId>fit-message-serializer-json-jackson</artifactId>
-            <version>3.5.1</version>
+            <version>${fit.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>

app-builder/plugins/aipp-extractor/pom.xml

@@ -61,7 +61,7 @@
         <dependency>
             <groupId>org.fitframework.plugin</groupId>
             <artifactId>fit-message-serializer-json-jackson</artifactId>
-            <version>3.5.1</version>
+            <version>${fit.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>

app-builder/plugins/aipp-http-call/pom.xml

@@ -49,7 +49,7 @@
         <dependency>
             <groupId>org.fitframework.plugin</groupId>
             <artifactId>fit-message-serializer-json-jackson</artifactId>
-            <version>3.5.1</version>
+            <version>${fit.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>

app-builder/plugins/aipp-loop-tool/pom.xml

@@ -101,7 +101,7 @@
             <plugin>
                 <groupId>org.fitframework.fel</groupId>
                 <artifactId>tool-maven-plugin</artifactId>
-                <version>3.5.1</version>
+                <version>${fit.version}</version>
                 <executions>
                     <execution>
                         <id>build-tool</id>

app-builder/plugins/aipp-parallel-tool/pom.xml

@@ -113,7 +113,7 @@
             <plugin>
                 <groupId>org.fitframework.fel</groupId>
                 <artifactId>tool-maven-plugin</artifactId>
-                <version>3.5.1</version>
+                <version>${fit.version}</version>
                 <executions>
                     <execution>
                         <id>build-tool</id>

app-builder/plugins/aipp-plugin/pom.xml

@@ -166,7 +166,7 @@
         <dependency>
             <groupId>org.fitframework.plugin</groupId>
             <artifactId>fit-message-serializer-json-jackson</artifactId>
-            <version>3.5.1</version>
+            <version>${fit.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -315,7 +315,7 @@
             <plugin>
                 <groupId>org.fitframework.fel</groupId>
                 <artifactId>tool-maven-plugin</artifactId>
-                <version>3.5.1</version>
+                <version>${fit.version}</version>
                 <executions>
                     <execution>
                         <id>build-tool</id>

app-builder/plugins/aipp-plugin/src/main/resources/application.yml

@@ -83,6 +83,7 @@ tool:
     FILEEXTRACTNODESTATE: fileExtractionNodeState
     LOOPNODESTATE: loopNodeState
     PARALLELNODESTATE: parallelNodeState
+    TEXTCONCATENATENODESTATE: textConcatenateNodeState
 export-meta:
   version: 1.0.1
 sensitive:

app-builder/plugins/aipp-plugin/src/main/resources/component/basic_node_en.json

@@ -73,5 +73,10 @@
     "type": "parallelNodeState",
     "name": "Parallel",
     "uniqueName": ""
+  },
+  {
+    "type": "textConcatenateNodeState",
+    "name": "Text Joiner",
+    "uniqueName": ""
   }
 ]

app-builder/plugins/aipp-plugin/src/main/resources/component/basic_node_zh.json

@@ -73,5 +73,10 @@
     "type": "parallelNodeState",
     "name": "并行",
     "uniqueName": ""
+  },
+  {
+    "type": "textConcatenateNodeState",
+    "name": "文本拼接",
+    "uniqueName": ""
   }
 ]

app-builder/plugins/aipp-rewriter/pom.xml

@@ -62,7 +62,7 @@
         <dependency>
             <groupId>org.fitframework.plugin</groupId>
             <artifactId>fit-message-serializer-json-jackson</artifactId>
-            <version>3.5.1</version>
+            <version>${fit.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>

app-builder/plugins/aipp-template-render/pom.xml

@@ -0,0 +1,89 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>modelengine.fit.jade</groupId>
+        <artifactId>app-builder-plugin-parent</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+    </parent>
+
+    <groupId>modelengine.fit.jade.plugin</groupId>
+    <artifactId>aipp-template-render</artifactId>
+
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <!-- Services -->
+        <dependency>
+            <groupId>modelengine.jade.service</groupId>
+            <artifactId>aipp-template-render-service</artifactId>
+        </dependency>
+
+        <!-- Test -->
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.assertj</groupId>
+            <artifactId>assertj-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>modelengine.fit.jade</groupId>
+            <artifactId>aipp-service</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.fitframework</groupId>
+                <artifactId>fit-build-maven-plugin</artifactId>
+                <version>${fit.version}</version>
+                <executions>
+                    <execution>
+                        <id>build-plugin</id>
+                        <goals>
+                            <goal>build-plugin</goal>
+                        </goals>
+                    </execution>
+                    <execution>
+                        <id>package-plugin</id>
+                        <goals>
+                            <goal>package-plugin</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-antrun-plugin</artifactId>
+                <version>${maven.antrun.version}</version>
+                <executions>
+                    <execution>
+                        <phase>install</phase>
+                        <configuration>
+                            <target>
+                                <copy file="${project.build.directory}/${project.build.finalName}.jar"
+                                      todir="../../../build/plugins"/>
+                            </target>
+                        </configuration>
+                        <goals>
+                            <goal>run</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>

app-builder/plugins/aipp-template-render/src/main/java/modelengine/fit/jade/aipp/template/render/TemplateServiceImpl.java

@@ -0,0 +1,41 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) 2025 Huawei Technologies Co., Ltd. All rights reserved.
+ *  This file is a part of the ModelEngine Project.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+package modelengine.fit.jade.aipp.template.render;
+
+import static modelengine.fitframework.util.ObjectUtils.nullIf;
+
+import modelengine.fitframework.annotation.Component;
+import modelengine.fitframework.parameterization.ParameterizationMode;
+import modelengine.fitframework.parameterization.ParameterizedString;
+import modelengine.fitframework.parameterization.ParameterizedStringResolver;
+
+import java.util.Collections;
+import java.util.Map;
+
+/**
+ * {@link TemplateService} 的实现类。
+ *
+ * @author 孙怡菲
+ * @since 2025-08-29
+ */
+@Component
+public class TemplateServiceImpl implements TemplateService {
+    @Override
+    public String renderTemplate(String template, Map<String, Object> args) {
+        if (template == null) {
+            return null;
+        }
+        if (args == null) {
+            args = Map.of();
+        }
+        Map<String, Object> params = nullIf(args, Collections.emptyMap());
+        ParameterizedStringResolver resolver =
+                ParameterizedStringResolver.create("{{", "}}", '/', ParameterizationMode.LENIENT_EMPTY);
+        ParameterizedString parameterizedString = resolver.resolve(template);
+        return parameterizedString.format(params, null);
+    }
+}

app-builder/plugins/aipp-template-render/src/main/resources/application.yml

@@ -0,0 +1,4 @@
+fit:
+  beans:
+    packages:
+    - 'modelengine.fit.jade.aipp.template.render'

app-builder/plugins/aipp-template-render/src/test/java/modelengine/fit/jade/aipp/template/render/TemplateServiceImplTest.java

@@ -0,0 +1,118 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) 2025 Huawei Technologies Co., Ltd. All rights reserved.
+ *  This file is a part of the ModelEngine Project.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+package modelengine.fit.jade.aipp.template.render;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * {@link TemplateServiceImpl} 的测试类。
+ *
+ * @author 孙怡菲
+ * @since 2025-08-28
+ */
+class TemplateServiceImplTest {
+    private TemplateServiceImpl textTool;
+
+    @BeforeEach
+    void setUp() {
+        this.textTool = new TemplateServiceImpl();
+    }
+
+    @Test
+    @DisplayName("基础模板变量替换成功")
+    void shouldReplaceBasicVariables() {
+        String template = "Hello {{name}}, your score is {{score}}.";
+        Map<String, Object> args = new HashMap<>();
+        args.put("name", "Tom");
+        args.put("score", 95);
+
+        String result = this.textTool.renderTemplate(template, args);
+        assertEquals("Hello Tom, your score is 95.", result);
+    }
+
+    @Test
+    @DisplayName("缺失变量时置为空字符串")
+    void shouldReplaceMissingVariableWithEmpty() {
+        String template = "Hello {{name}}, your score is {{score}}.";
+        Map<String, Object> args = new HashMap<>();
+        args.put("name", "Tom");
+
+        String result = this.textTool.renderTemplate(template, args);
+        assertEquals("Hello Tom, your score is .", result);
+    }
+
+    @Test
+    @DisplayName("空参数Map时模板变量置为空")
+    void shouldHandleEmptyArgsMap() {
+        String template = "Hello {{name}}!";
+        Map<String, Object> args = new HashMap<>();
+
+        String result = this.textTool.renderTemplate(template, args);
+        assertEquals("Hello !", result);
+    }
+
+    @Test
+    @DisplayName("参数为null时模板变量置为空")
+    void shouldHandleNullArgs() {
+        String template = "Hello {{name}}!";
+
+        String result = this.textTool.renderTemplate(template, null);
+        assertEquals("Hello !", result);
+    }
+
+    @Test
+    @DisplayName("模板无占位符时内容保持不变")
+    void shouldHandleTemplateWithoutPlaceholders() {
+        String template = "Hello world!";
+
+        String result = this.textTool.renderTemplate(template, Map.of("name", "Tom"));
+        assertEquals("Hello world!", result);
+    }
+
+    @Test
+    @DisplayName("变量中包含占位符内容保持不变")
+    void shouldHandleVariableWithPlaceholders() {
+        String template = "Hello {{name}}!";
+
+        String result = this.textTool.renderTemplate(template, Map.of("name", "{{Tom}}"));
+        assertEquals("Hello {{Tom}}!", result);
+    }
+
+    @Test
+    @DisplayName("变量为 List 时正常替换")
+    void shouldReplaceListVariableCorrectly() {
+        String template = "Items: {{items}}";
+        Map<String, Object> args = new HashMap<>();
+        args.put("items", Arrays.asList("apple", "banana", "cherry"));
+
+        String result = this.textTool.renderTemplate(template, args);
+        assertEquals("Items: [apple, banana, cherry]", result);
+    }
+
+    @Test
+    @DisplayName("变量为 Map 时正常替换")
+    void shouldReplaceMapVariableCorrectly() {
+        String template = "Map data: {{data}}";
+        Map<String, Object> args = new HashMap<>();
+        Map<String, Object> mapValue = new LinkedHashMap<>();
+        mapValue.put("a", 1);
+        mapValue.put("b", 2);
+        args.put("data", mapValue);
+
+        String result = this.textTool.renderTemplate(template, args);
+        assertEquals("Map data: {a=1, b=2}", result);
+    }
+}