#238 Upgrade log4j version to 2.15.0 for high severity vulnerability (#239)

* #238 Upgrade log4j version to 2.15.0 for high severity vulnerability(CVE-2021-44228)

Signed-off-by: yhmo <yihua.mo@zilliz.com>

* Modify readme

Signed-off-by: yhmo <yihua.mo@zilliz.com>

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog   
 
+## milvus-sdk-java 1.1.1 (2021-12-14)
+
+### Improvement
+
+- \#238 - Upgrade log4j version to 2.15.0 for high severity vulnerability(CVE-2021-44228)
+
 ## milvus-sdk-java 1.1.0 (2021-04-23)
 
 ### Feature

README.md

@@ -16,7 +16,7 @@ The following table shows compatibilities between Milvus and Java SDK.
 | Milvus version | Java SDK version |
 | :------------: | :--------------: |
 |     1.0.x      |    1.0.0         |
-|     1.1.x      |    1.1.0         |
+|     1.1.x      |    1.1.1         |
 
 ### Install Java SDK
 
@@ -28,14 +28,14 @@ You can use **Apache Maven** or **Gradle**/**Grails** to download the SDK.
         <dependency>
             <groupId>io.milvus</groupId>
             <artifactId>milvus-sdk-java</artifactId>
-            <version>1.1.0</version>
+            <version>1.1.1</version>
         </dependency>
        ```
 
    - Gradle/Grails
 
         ```gradle
-        compile 'io.milvus:milvus-sdk-java:1.1.0'
+        compile 'io.milvus:milvus-sdk-java:1.1.1'
         ```
 
 ### Examples

examples/pom.xml

@@ -25,7 +25,7 @@
 
     <groupId>io.milvus</groupId>
     <artifactId>milvus-sdk-java-examples</artifactId>
-    <version>1.1.0</version>
+    <version>1.1.1</version>
     <build>
         <plugins>
             <plugin>
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>io.milvus</groupId>
             <artifactId>milvus-sdk-java</artifactId>
-            <version>1.1.0</version>
+            <version>1.1.1</version>
         </dependency>
         <dependency>
             <groupId>com.google.code.gson</groupId>

pom.xml

@@ -25,7 +25,7 @@
 
     <groupId>io.milvus</groupId>
     <artifactId>milvus-sdk-java</artifactId>
-    <version>1.1.0</version>
+    <version>1.1.1</version>
     <packaging>jar</packaging>
 
     <name>io.milvus:milvus-sdk-java</name>
@@ -161,7 +161,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-slf4j-impl</artifactId>
-            <version>2.12.1</version>
+            <version>2.15.0</version>
         </dependency>
         <dependency>
             <groupId>org.testcontainers</groupId>