KERNEL-6188 去除无用的try-catch

designer-base/src/main/java/com/fr/design/data/datapane/connect/DatabaseConnectionPane.java

@@ -134,14 +134,9 @@ public abstract class DatabaseConnectionPane<E extends com.fr.data.impl.Connecti
             final SwingWorker<Boolean, Void> connectionThread = new SwingWorker<>() {
                 @Override
                 protected Boolean doInBackground() throws Exception {
-                    try {
-                        Connection database = DatabaseConnectionPane.this.updateBean();
-                        // 返回连接结果
-                        return DataOperator.getInstance().testConnection(database);
-                    } catch (Exception exp) {
-                        FineLoggerFactory.getLogger().error(exp.getMessage(), exp);
-                    }
-                    return null;
+                    Connection database = DatabaseConnectionPane.this.updateBean();
+                    // 返回连接结果
+                    return DataOperator.getInstance().testConnection(database);
                 }
 
                 @Override