update pom

milvus-sdk-java.iml

@@ -34,9 +34,9 @@
     <orderEntry type="library" scope="TEST" name="Maven: io.grpc:grpc-testing:1.24.0" level="project" />
     <orderEntry type="library" scope="TEST" name="Maven: junit:junit:4.12" level="project" />
     <orderEntry type="library" scope="TEST" name="Maven: org.hamcrest:hamcrest-core:1.3" level="project" />
-    <orderEntry type="library" name="Maven: com.google.protobuf:protobuf-java-util:3.10.0" level="project" />
+    <orderEntry type="library" name="Maven: com.google.protobuf:protobuf-java-util:3.9.0" level="project" />
     <orderEntry type="library" name="Maven: com.google.errorprone:error_prone_annotations:2.3.2" level="project" />
-    <orderEntry type="library" name="Maven: com.google.code.gson:gson:2.8.5" level="project" />
+    <orderEntry type="library" name="Maven: com.google.code.gson:gson:2.7" level="project" />
     <orderEntry type="library" scope="TEST" name="Maven: org.junit.jupiter:junit-jupiter:5.5.2" level="project" />
     <orderEntry type="library" scope="TEST" name="Maven: org.junit.jupiter:junit-jupiter-api:5.5.2" level="project" />
     <orderEntry type="library" scope="TEST" name="Maven: org.apiguardian:apiguardian-api:1.1.0" level="project" />

pom.xml

@@ -10,7 +10,7 @@
     <packaging>jar</packaging>
 
     <name>milvus-sdk-java</name>
-    <description>Java SDK for Milvus distributed high-performance vector search engine. </description>
+    <description>Java SDK for Milvus distributed high-performance vector search engine.</description>
     <url>https://github.com/milvus-io/milvus-sdk-java</url>
 
     <licenses>
@@ -28,8 +28,8 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <grpc.version>1.24.0</grpc.version><!-- CURRENT_GRPC_VERSION -->
-        <protobuf.version>3.10.0</protobuf.version>
-        <protoc.version>3.10.0</protoc.version>
+        <protobuf.version>3.9.0</protobuf.version>
+        <protoc.version>3.9.0</protoc.version>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
     </properties>