refactor: keep taos driver behind history store

modules/services/event-history-service/pom.xml

@@ -32,10 +32,6 @@
             <groupId>org.apache.kafka</groupId>
             <artifactId>kafka-clients</artifactId>
         </dependency>
-        <dependency>
-            <groupId>com.taosdata.jdbc</groupId>
-            <artifactId>taos-jdbcdriver</artifactId>
-        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>

modules/services/event-history-service/src/test/java/com/lingniu/ingest/eventhistory/config/EventHistoryPomBoundaryTest.java

@@ -0,0 +1,71 @@
+package com.lingniu.ingest.eventhistory.config;
+
+import org.junit.jupiter.api.Test;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.NodeList;
+
+import javax.xml.parsers.DocumentBuilderFactory;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class EventHistoryPomBoundaryTest {
+
+    @Test
+    void tdengineJdbcDriverIsOwnedByTdengineHistoryStoreModule() throws Exception {
+        assertThat(directDependencies(modulePom()))
+                .doesNotContain("com.taosdata.jdbc:taos-jdbcdriver");
+    }
+
+    private static Document modulePom() throws Exception {
+        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
+        factory.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
+        return factory.newDocumentBuilder().parse(Files.newInputStream(repositoryRoot()
+                .resolve("modules/services/event-history-service/pom.xml")));
+    }
+
+    private static List<String> directDependencies(Document pom) {
+        Element dependencies = firstDirectChild(pom.getDocumentElement(), "dependencies");
+        if (dependencies == null) {
+            return List.of();
+        }
+        List<String> coordinates = new ArrayList<>();
+        NodeList children = dependencies.getChildNodes();
+        for (int i = 0; i < children.getLength(); i++) {
+            if (!(children.item(i) instanceof Element dependency) || !"dependency".equals(dependency.getTagName())) {
+                continue;
+            }
+            Element groupId = firstDirectChild(dependency, "groupId");
+            Element artifactId = firstDirectChild(dependency, "artifactId");
+            if (groupId != null && artifactId != null) {
+                coordinates.add(groupId.getTextContent().trim() + ":" + artifactId.getTextContent().trim());
+            }
+        }
+        return List.copyOf(coordinates);
+    }
+
+    private static Element firstDirectChild(Element parent, String tagName) {
+        NodeList children = parent.getChildNodes();
+        for (int i = 0; i < children.getLength(); i++) {
+            if (children.item(i) instanceof Element child && tagName.equals(child.getTagName())) {
+                return child;
+            }
+        }
+        return null;
+    }
+
+    private static Path repositoryRoot() {
+        Path current = Path.of(System.getProperty("user.dir")).toAbsolutePath();
+        while (current != null) {
+            if (Files.exists(current.resolve("pom.xml")) && Files.exists(current.resolve("modules"))) {
+                return current;
+            }
+            current = current.getParent();
+        }
+        throw new IllegalStateException("repository root not found");
+    }
+}