chore: fix linter

databend-jdbc/src/main/java/com/databend/jdbc/AbstractDatabendResultSet.java

@@ -23,12 +23,33 @@
 import java.math.BigDecimal;
 import java.net.URL;
 import java.nio.charset.StandardCharsets;
+import java.sql.Array;
+import java.sql.Blob;
+import java.sql.Clob;
 import java.sql.Date;
-import java.sql.*;
+import java.sql.NClob;
+import java.sql.Ref;
+import java.sql.ResultSet;
+import java.sql.ResultSetMetaData;
+import java.sql.RowId;
+import java.sql.SQLException;
+import java.sql.SQLFeatureNotSupportedException;
+import java.sql.SQLType;
+import java.sql.SQLWarning;
+import java.sql.SQLXML;
+import java.sql.Statement;
+import java.sql.Time;
+import java.sql.Timestamp;
 import java.time.LocalDateTime;
 import java.time.ZoneId;
 import java.time.ZonedDateTime;
-import java.util.*;
+import java.util.Calendar;
+import java.util.GregorianCalendar;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.TimeZone;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicLong;
 import java.util.concurrent.atomic.AtomicReference;

databend-jdbc/src/main/java/com/databend/jdbc/DatabendConnection.java

@@ -1,6 +1,12 @@
 package com.databend.jdbc;
 
-import com.databend.client.*;
+import com.databend.client.ClientSettings;
+import com.databend.client.DatabendClient;
+import com.databend.client.DatabendClientV1;
+import com.databend.client.DatabendSession;
+import com.databend.client.PaginationOptions;
+import com.databend.client.QueryRequest;
+import com.databend.client.StageAttachment;
 import com.databend.jdbc.annotation.NotImplemented;
 import com.databend.jdbc.cloud.DatabendCopyParams;
 import com.databend.jdbc.cloud.DatabendPresignClient;
@@ -9,11 +15,37 @@
 import okhttp3.Headers;
 import okhttp3.OkHttpClient;
 
-import java.io.*;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
 import java.net.ConnectException;
 import java.net.URI;
-import java.sql.*;
-import java.util.*;
+import java.sql.Array;
+import java.sql.Blob;
+import java.sql.CallableStatement;
+import java.sql.Clob;
+import java.sql.Connection;
+import java.sql.DatabaseMetaData;
+import java.sql.NClob;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLClientInfoException;
+import java.sql.SQLException;
+import java.sql.SQLFeatureNotSupportedException;
+import java.sql.SQLWarning;
+import java.sql.SQLXML;
+import java.sql.Savepoint;
+import java.sql.Statement;
+import java.sql.Struct;
+import java.util.Base64;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Properties;
+import java.util.Random;
+import java.util.Set;
+import java.util.UUID;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.Executor;
 import java.util.concurrent.atomic.AtomicBoolean;

databend-jdbc/src/main/java/com/databend/jdbc/DatabendDatabaseMetaData.java

@@ -5,7 +5,13 @@
 import com.databend.client.data.DatabendRawType;
 import com.google.common.base.Joiner;
 
-import java.sql.*;
+import java.sql.Connection;
+import java.sql.DatabaseMetaData;
+import java.sql.ResultSet;
+import java.sql.RowIdLifetime;
+import java.sql.SQLException;
+import java.sql.SQLFeatureNotSupportedException;
+import java.sql.Statement;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;

databend-jdbc/src/main/java/com/databend/jdbc/DatabendDriverUri.java

@@ -8,7 +8,17 @@
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.sql.SQLException;
-import java.util.*;
+import java.util.AbstractMap;
+import java.util.ArrayList;
+import java.util.Comparator;
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Properties;
+import java.util.Set;
 import java.util.concurrent.TimeUnit;
 import java.util.logging.Logger;
 

databend-jdbc/src/main/java/com/databend/jdbc/DatabendPreparedStatement.java

@@ -11,15 +11,50 @@
 import org.joda.time.format.DateTimeFormatter;
 import org.joda.time.format.ISODateTimeFormat;
 
-import java.io.*;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.Reader;
 import java.math.BigDecimal;
 import java.net.URL;
 import java.nio.charset.StandardCharsets;
+import java.sql.Array;
+import java.sql.Blob;
+import java.sql.Clob;
 import java.sql.Date;
-import java.sql.*;
-import java.time.*;
+import java.sql.NClob;
+import java.sql.ParameterMetaData;
+import java.sql.PreparedStatement;
+import java.sql.Ref;
+import java.sql.ResultSet;
+import java.sql.ResultSetMetaData;
+import java.sql.RowId;
+import java.sql.SQLException;
+import java.sql.SQLFeatureNotSupportedException;
+import java.sql.SQLXML;
+import java.sql.Time;
+import java.sql.Timestamp;
+import java.sql.Types;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.time.LocalTime;
+import java.time.OffsetDateTime;
+import java.time.OffsetTime;
 import java.time.format.DateTimeFormatterBuilder;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Base64;
+import java.util.Calendar;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.UUID;
 import java.util.function.Consumer;
 import java.util.logging.Logger;
 import java.util.stream.Collectors;

databend-jdbc/src/main/java/com/databend/jdbc/DatabendResultSet.java

@@ -14,7 +14,12 @@
 import java.util.Iterator;
 import java.util.List;
 import java.util.Optional;
-import java.util.concurrent.*;
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Future;
+import java.util.concurrent.Semaphore;
 import java.util.stream.Stream;
 
 import static com.google.common.base.Throwables.throwIfUnchecked;

databend-jdbc/src/main/java/com/databend/jdbc/DatabendResultSetMetaData.java

@@ -1,7 +1,15 @@
 package com.databend.jdbc;
 
 import java.math.BigDecimal;
-import java.sql.*;
+import java.sql.Array;
+import java.sql.Blob;
+import java.sql.Clob;
+import java.sql.Date;
+import java.sql.ResultSetMetaData;
+import java.sql.SQLException;
+import java.sql.Time;
+import java.sql.Timestamp;
+import java.sql.Types;
 import java.util.List;
 
 public class DatabendResultSetMetaData implements ResultSetMetaData {

databend-jdbc/src/main/java/com/databend/jdbc/DatabendStatement.java

@@ -6,7 +6,12 @@
 import com.databend.client.StageAttachment;
 import com.databend.jdbc.annotation.NotImplemented;
 
-import java.sql.*;
+import java.sql.Connection;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.SQLFeatureNotSupportedException;
+import java.sql.SQLWarning;
+import java.sql.Statement;
 import java.util.List;
 import java.util.Optional;
 import java.util.concurrent.atomic.AtomicBoolean;

databend-jdbc/src/main/java/com/databend/jdbc/LoggerUtil.java

@@ -6,7 +6,11 @@
 import lombok.CustomLog;
 import lombok.experimental.UtilityClass;
 
-import java.io.*;
+import java.io.BufferedReader;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.InputStream;
+import java.io.InputStreamReader;
 import java.nio.charset.StandardCharsets;
 import java.util.stream.Collectors;
 

databend-jdbc/src/main/java/com/databend/jdbc/NonRegisteringDatabendDriver.java

@@ -3,7 +3,11 @@
 import okhttp3.OkHttpClient;
 
 import java.io.Closeable;
-import java.sql.*;
+import java.sql.Connection;
+import java.sql.Driver;
+import java.sql.DriverPropertyInfo;
+import java.sql.SQLException;
+import java.sql.SQLFeatureNotSupportedException;
 import java.util.Properties;
 import java.util.logging.Logger;
 

databend-jdbc/src/main/java/com/databend/jdbc/StatementUtil.java

@@ -8,7 +8,13 @@
 import org.apache.commons.lang3.tuple.ImmutablePair;
 import org.apache.commons.lang3.tuple.Pair;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.UUID;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;

databend-jdbc/src/main/java/com/databend/jdbc/cloud/DatabendPresignClientV1.java

@@ -1,6 +1,14 @@
 package com.databend.jdbc.cloud;
 
-import okhttp3.*;
+import okhttp3.Headers;
+import okhttp3.HttpUrl;
+import okhttp3.MediaType;
+import okhttp3.MultipartBody;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.RequestBody;
+import okhttp3.Response;
+import okhttp3.ResponseBody;
 import okio.BufferedSink;
 import okio.Okio;
 import okio.Source;

databend-jdbc/src/main/java/com/databend/jdbc/examples/Examples.java

@@ -1,6 +1,10 @@
 package com.databend.jdbc.examples;
 
-import java.sql.*;
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
 
 class Examples {
     private static Connection createConnection()

databend-jdbc/src/main/java/com/databend/jdbc/parser/BatchInsertUtils.java

@@ -6,7 +6,11 @@
 import java.io.File;
 import java.io.FileWriter;
 import java.io.IOException;
-import java.util.*;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.TreeMap;
+import java.util.UUID;
 import java.util.logging.Logger;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;