2.2.1

Author: anyihao

README.md

@@ -24,14 +24,14 @@ You can use **Apache Maven** or **Gradle**/**Grails** to download the SDK.
         <dependency>
             <groupId>com.tencent.tcvectordb</groupId>
             <artifactId>vectordatabase-sdk-java</artifactId>
-            <version>2.2.0</version>
+            <version>2.2.1</version>
         </dependency>
        ```
 
    - Gradle/Grails
 
         ```gradle
-        compile 'com.tencent.tcvectordb:vectordatabase-sdk-java:2.2.0'
+        compile 'com.tencent.tcvectordb:vectordatabase-sdk-java:2.2.1'
         ```
 
 ### Examples

tcvectordb/README.md

@@ -24,14 +24,14 @@ You can use **Apache Maven** or **Gradle**/**Grails** to download the SDK.
         <dependency>
             <groupId>com.tencent.tcvectordb</groupId>
             <artifactId>vectordatabase-sdk-java</artifactId>
-            <version>2.1.3</version>
+            <version>2.2.1</version>
         </dependency>
        ```
 
    - Gradle/Grails
 
         ```gradle
-        compile 'com.tencent.tcvectordb:vectordatabase-sdk-java:2.1.3'
+        compile 'com.tencent.tcvectordb:vectordatabase-sdk-java:2.2.1'
         ```
 
 ### Examples

tcvectordb/pom.xml

@@ -4,7 +4,7 @@
 
     <groupId>com.tencent.tcvectordb</groupId>
     <artifactId>vectordatabase-sdk-java</artifactId>
-    <version>2.2.0</version>
+    <version>2.2.1</version>
     <packaging>jar</packaging>
 
     <name>vectordatabase-sdk-java</name>

tcvectordb/src/main/java/com/tencent/tcvectordb/model/param/dml/Filter.java

@@ -32,29 +32,29 @@
 @JsonInclude(JsonInclude.Include.NON_NULL)
 public class Filter {
 
-    private StringBuffer condBuffer;
+    private String cond;
 
     public Filter(String cond) {
-        this.condBuffer = new StringBuffer(cond);
+        this.cond = cond;
     }
 
     public Filter and(String cond) {
-        this.condBuffer.append(String.format(" and ( %s )", cond));
+        this.cond =  String.format("( %s ) and ( %s )", this.cond, cond);
         return this;
     }
 
     public Filter or(String cond) {
-        this.condBuffer.append(String.format(" or ( %s )", cond));
+        this.cond =  String.format("( %s ) or ( %s )", this.cond, cond);
         return this;
     }
 
     public Filter andNot(String cond) {
-        this.condBuffer.append(String.format(" and not ( %s )", cond));
+        this.cond = String.format("( %s ) and not ( %s )", this.cond, cond);
         return this;
     }
 
     public Filter orNot(String cond) {
-        this.condBuffer.append(String.format(" or not ( %s )", cond));
+        this.cond = String.format("( %s ) or not ( %s )",this.cond, cond);
         return this;
     }
 
@@ -109,6 +109,6 @@ public static <T> String includeAll(String key, List<T> values) {
     }
 
     public String getCond() {
-        return condBuffer.toString();
+        return cond;
     }
 }