diff --git a/java/lc-esp-eo-engine/build.gradle b/java/lc-esp-eo-engine/build.gradle
index 958188fb7e55d866b77aae127a82080274d53d67..0cd5baeb99a2327976f603d1eef8bc28711edf47 100644
--- a/java/lc-esp-eo-engine/build.gradle
+++ b/java/lc-esp-eo-engine/build.gradle
@@ -14,7 +14,8 @@ repositories {
 dependencies {
     api project(':lc-mecha')
     api project(':lc-esp-eo-sdk')
-    implementation 'org.mongodb:mongodb-driver-sync:4.10.2'
+    api 'org.mongodb:mongodb-driver-sync:4.10.2'
+    api 'io.swagger.parser.v3:swagger-parser:2.0.26'
     testImplementation platform('org.junit:junit-bom:5.9.1')
     testImplementation 'org.junit.jupiter:junit-jupiter'
 }
diff --git a/java/lc-esp-eo-engine/src/main/java/lc/esp/eo/StubGenerator.java b/java/lc-esp-eo-engine/src/main/java/lc/esp/eo/StubGenerator.java
new file mode 100644
index 0000000000000000000000000000000000000000..89bfa7590c67b89345d9e700c84e563782f7907b
--- /dev/null
+++ b/java/lc-esp-eo-engine/src/main/java/lc/esp/eo/StubGenerator.java
@@ -0,0 +1,33 @@
+package lc.esp.eo;
+
+import io.swagger.v3.parser.OpenAPIV3Parser;
+import io.swagger.v3.parser.core.models.SwaggerParseResult;
+import lc.mecha.log.MechaLogger;
+import lc.mecha.log.MechaLoggerFactory;
+import org.apache.commons.io.IOUtils;
+
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.StringWriter;
+
+public class StubGenerator {
+    private static final MechaLogger logger = MechaLoggerFactory.getLogger(StubGenerator.class);
+
+    public static void main(String[] args) throws IOException {
+        new StubGenerator();
+
+    }
+
+    public StubGenerator() throws IOException {
+        String currentDir = System.getProperty("user.dir");
+        logger.info("Current dir using System:" + currentDir);
+
+        InputStream inputStream = new FileInputStream("lc-esp-eo-svc/eo.yaml");
+        StringWriter writer = new StringWriter();
+        IOUtils.copy(inputStream, writer);
+
+        SwaggerParseResult openApi = new OpenAPIV3Parser().readContents(writer.toString());
+        logger.info("Parsed: {}", openApi.getOpenAPI());
+    }
+}