change

src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBError.java

@@ -35,6 +35,7 @@ public class TSDBError {
         TSDBErrorMap.put(TSDBErrorNumbers.ERROR_UNKNOWN_TIMESTAMP_PRECISION, "unknown timestamp precision");
         TSDBErrorMap.put(TSDBErrorNumbers.ERROR_USER_IS_REQUIRED, "user is required");
         TSDBErrorMap.put(TSDBErrorNumbers.ERROR_PASSWORD_IS_REQUIRED, "password is required");
+        TSDBErrorMap.put(TSDBErrorNumbers.ERROR_INVALID_JSON_FORMAT, "invalid json format");
 
         TSDBErrorMap.put(TSDBErrorNumbers.ERROR_UNKNOWN, "unknown error");
 

src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBErrorNumbers.java

@@ -31,6 +31,7 @@ public class TSDBErrorNumbers {
     public static final int ERROR_RESTFul_Client_IOException = 0x2318;
     public static final int ERROR_USER_IS_REQUIRED = 0x2319;        // user is required
     public static final int ERROR_PASSWORD_IS_REQUIRED = 0x231a;    // password is required
+    public static final int ERROR_INVALID_JSON_FORMAT = 0x231b;
 
 
     public static final int ERROR_UNKNOWN = 0x2350;    //unknown error
@@ -72,6 +73,7 @@ public class TSDBErrorNumbers {
         errorNumbers.add(ERROR_RESTFul_Client_IOException);
         errorNumbers.add(ERROR_USER_IS_REQUIRED);
         errorNumbers.add(ERROR_PASSWORD_IS_REQUIRED);
+        errorNumbers.add(ERROR_INVALID_JSON_FORMAT);
 
         errorNumbers.add(ERROR_RESTFul_Client_Protocol_Exception);
 

src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java

@@ -49,24 +49,19 @@ public class TSDBJNIConnector {
                 for (String key : props.stringPropertyNames()) {
                     configJSON.put(key, props.getProperty(key));
                 }
-                int ret = setConfigImp(configJSON.toJSONString());
-                if (ret == -1) {
-                    throw TSDBError.createSQLWarning("failed to set config, invalid json format: " + configJSON.toJSONString());
-                }
+                setConfigImp(configJSON.toJSONString());
 
-                String configDir = props.getProperty(TSDBDriver.PROPERTY_KEY_CONFIG_DIR);
-                initImp(configDir);
+                initImp(props.getProperty(TSDBDriver.PROPERTY_KEY_CONFIG_DIR, null));
 
                 String locale = props.getProperty(TSDBDriver.PROPERTY_KEY_LOCALE);
-                String charset = props.getProperty(TSDBDriver.PROPERTY_KEY_CHARSET);
-                String timezone = props.getProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE);
-
                 if (setOptions(0, locale) < 0) {
                     throw TSDBError.createSQLWarning("Failed to set locale: " + locale + ". System default will be used.");
                 }
+                String charset = props.getProperty(TSDBDriver.PROPERTY_KEY_CHARSET);
                 if (setOptions(1, charset) < 0) {
                     throw TSDBError.createSQLWarning("Failed to set charset: " + charset + ". System default will be used.");
                 }
+                String timezone = props.getProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE);
                 if (setOptions(2, timezone) < 0) {
                     throw TSDBError.createSQLWarning("Failed to set timezone: " + timezone + ". System default will be used.");
                 }

src/connector/jdbc/src/test/java/com/taosdata/jdbc/SetConfigurationInJNITest.java

@@ -53,4 +53,5 @@ public class SetConfigurationInJNITest {
             e.printStackTrace();
         }
     }
+
 }
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