content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.alibaba.druid.util.jdbc;
  
  import java.io.InputStream;
  import java.io.Reader;
  import java.math.BigDecimal;
  import java.net.URL;
  import java.sql.*;
  import java.util.Calendar;
  import java.util.Map;
  
  public abstract class ResultSetBase implements ResultSet {
      protected boolean closed;
      protected boolean wasNull;
      private SQLWarning warning;
      private String cursorName;
      private int fetchSize;
      private int fetchDirection;
  
      protected Statement statement;
      protected ResultSetMetaData metaData;
  
      public ResultSetBase(Statement statement) {
          super();
          this.statement = statement;
      }
  
      @Override
      public boolean isClosed() throws SQLException {
          return closed;
      }
  
      @Override
      public void updateNString(int columnIndex, String x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateNString(String columnLabel, String x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateNClob(int columnIndex, NClob x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateNClob(String columnLabel, NClob x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public NClob getNClob(int columnIndex) throws SQLException {
          return (NClob) getObject(columnIndex);
      }
  
      @Override
      public NClob getNClob(String columnLabel) throws SQLException {
          return (NClob) getObject(columnLabel);
      }
  
      @Override
      public SQLXML getSQLXML(int columnIndex) throws SQLException {
          return (SQLXML) getObject(columnIndex);
      }
  
      @Override
      public SQLXML getSQLXML(String columnLabel) throws SQLException {
          return (SQLXML) getObject(columnLabel);
      }
  
      @Override
      public void updateSQLXML(int columnIndex, SQLXML x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateSQLXML(String columnLabel, SQLXML x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public String getNString(int columnIndex) throws SQLException {
          return (String) getObject(columnIndex);
      }
  
      @Override
      public String getNString(String columnLabel) throws SQLException {
          return (String) getObject(columnLabel);
      }
  
      @Override
      public Reader getNCharacterStream(int columnIndex) throws SQLException {
          return (Reader) getObject(columnIndex);
      }
  
      @Override
      public Reader getNCharacterStream(String columnLabel) throws SQLException {
          return (Reader) getObject(columnLabel);
      }
  
      @Override
      public void updateNCharacterStream(int columnIndex, Reader x, long length) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateNCharacterStream(String columnLabel, Reader x, long length) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateAsciiStream(int columnIndex, InputStream x, long length) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateBinaryStream(int columnIndex, InputStream x, long length) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateCharacterStream(int columnIndex, Reader x, long length) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateAsciiStream(String columnLabel, InputStream x, long length) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateBinaryStream(String columnLabel, InputStream x, long length) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateCharacterStream(String columnLabel, Reader x, long length) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateBlob(int columnIndex, InputStream x, long length) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateBlob(String columnLabel, InputStream x, long length) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateClob(int columnIndex, Reader x, long length) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateClob(String columnLabel, Reader x, long length) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateNClob(int columnIndex, Reader x, long length) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateNClob(String columnLabel, Reader x, long length) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateNCharacterStream(int columnIndex, Reader x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateNCharacterStream(String columnLabel, Reader x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateAsciiStream(int columnIndex, InputStream x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateBinaryStream(int columnIndex, InputStream x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateCharacterStream(int columnIndex, Reader x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateAsciiStream(String columnLabel, InputStream x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateBinaryStream(String columnLabel, InputStream x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateCharacterStream(String columnLabel, Reader x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateBlob(int columnIndex, InputStream x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateBlob(String columnLabel, InputStream x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateClob(int columnIndex, Reader x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateClob(String columnLabel, Reader x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateNClob(int columnIndex, Reader x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateNClob(String columnLabel, Reader x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      public <T> T getObject(int columnIndex, Class<T> type) throws SQLException {
          throw new SQLFeatureNotSupportedException();
      }
  
      public <T> T getObject(String columnLabel, Class<T> type) throws SQLException {
          throw new SQLFeatureNotSupportedException();
      }
  
      @SuppressWarnings("unchecked")
      @Override
      public <T> T unwrap(Class<T> iface) throws SQLException {
          if (iface == null) {
              return null;
          }
  
          if (iface.isInstance(this)) {
              return (T) this;
          }
  
          return null;
      }
  
      @Override
      public boolean isWrapperFor(Class<?> iface) throws SQLException {
          if (iface == null) {
              return false;
          }
  
          return iface.isInstance(this);
      }
  
      @Override
      public void close() throws SQLException {
          this.closed = true;
      }
  
      @Override
      public boolean wasNull() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return wasNull;
      }
  
      public Object getObjectInternal(int columnIndex) throws SQLException {
          if (this.getMetaData() != null) {
              String columnName = this.getMetaData().getColumnName(columnIndex);
              return getObject(columnName);
          }
  
          return null;
      }
  
      @Override
      public Object getObject(int columnIndex) throws SQLException {
          Object obj = getObjectInternal(columnIndex);
  
          wasNull = (obj == null);
  
          return obj;
      }
  
      @Override
      public Object getObject(String columnLabel) throws SQLException {
          return getObject(findColumn(columnLabel));
      }
  
      @Override
      public int findColumn(String columnLabel) throws SQLException {
          return Integer.parseInt(columnLabel);
      }
  
      @Override
      public Reader getCharacterStream(int columnIndex) throws SQLException {
          return (Reader) getObject(columnIndex);
      }
  
      @Override
      public Reader getCharacterStream(String columnLabel) throws SQLException {
          return (Reader) getObject(columnLabel);
      }
  
      @Override
      public BigDecimal getBigDecimal(int columnIndex) throws SQLException {
          return (BigDecimal) getObject(columnIndex);
      }
  
      @Override
      public BigDecimal getBigDecimal(String columnLabel) throws SQLException {
          return getBigDecimal(findColumn(columnLabel));
      }
  
      @Override
      public void clearWarnings() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          warning = null;
      }
  
      public void setWarning(SQLWarning warning) {
          this.warning = warning;
      }
  
      @Override
      public String getCursorName() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return cursorName;
      }
  
      public void setCursorName(String cursorName) {
          this.cursorName = cursorName;
      }
  
      @Override
      public SQLWarning getWarnings() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return warning;
      }
  
      @Override
      public void setFetchDirection(int direction) throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          this.fetchDirection = direction;
      }
  
      @Override
      public int getFetchDirection() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return fetchDirection;
      }
  
      @Override
      public void setFetchSize(int rows) throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          this.fetchSize = rows;
      }
  
      @Override
      public int getFetchSize() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return fetchSize;
      }
  
      @Override
      public boolean rowUpdated() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return false;
      }
  
      @Override
      public boolean rowInserted() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return false;
      }
  
      @Override
      public boolean rowDeleted() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return false;
      }
  
      @Override
      public void updateNull(int columnIndex) throws SQLException {
          updateObject(columnIndex, null);
      }
  
      @Override
      public void updateBoolean(int columnIndex, boolean x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateByte(int columnIndex, byte x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateShort(int columnIndex, short x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateInt(int columnIndex, int x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateLong(int columnIndex, long x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateFloat(int columnIndex, float x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateDouble(int columnIndex, double x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateBigDecimal(int columnIndex, BigDecimal x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateString(int columnIndex, String x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateBytes(int columnIndex, byte[] x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateDate(int columnIndex, Date x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateTime(int columnIndex, Time x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateTimestamp(int columnIndex, Timestamp x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateAsciiStream(int columnIndex, InputStream x, int length) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateBinaryStream(int columnIndex, InputStream x, int length) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateCharacterStream(int columnIndex, Reader x, int length) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateObject(int columnIndex, Object x, int scaleOrLength) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateNull(String columnLabel) throws SQLException {
          updateObject(columnLabel, null);
      }
  
      @Override
      public void updateBoolean(String columnLabel, boolean x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateByte(String columnLabel, byte x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateShort(String columnLabel, short x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateInt(String columnLabel, int x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateLong(String columnLabel, long x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateFloat(String columnLabel, float x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateDouble(String columnLabel, double x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateBigDecimal(String columnLabel, BigDecimal x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateString(String columnLabel, String x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateBytes(String columnLabel, byte[] x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateDate(String columnLabel, Date x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateTime(String columnLabel, Time x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateTimestamp(String columnLabel, Timestamp x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateAsciiStream(String columnLabel, InputStream x, int length) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateBinaryStream(String columnLabel, InputStream x, int length) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateCharacterStream(String columnLabel, Reader reader, int length) throws SQLException {
          updateObject(columnLabel, reader);
      }
  
      @Override
      public void updateObject(String columnLabel, Object x, int scaleOrLength) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateObject(String columnLabel, Object x) throws SQLException {
          updateObject(findColumn(columnLabel), x);
      }
  
      @Override
      public void insertRow() throws SQLException {
          if (closed) {
              throw new SQLException("resultSet closed");
          }
      }
  
      @Override
      public void updateRow() throws SQLException {
          if (closed) {
              throw new SQLException("resultSet closed");
          }
      }
  
      @Override
      public void deleteRow() throws SQLException {
          if (closed) {
              throw new SQLException("resultSet closed");
          }
      }
  
      @Override
      public void refreshRow() throws SQLException {
          if (closed) {
              throw new SQLException("resultSet closed");
          }
      }
  
      @Override
      public void cancelRowUpdates() throws SQLException {
          if (closed) {
              throw new SQLException("resultSet closed");
          }
      }
  
      @Override
      public void moveToInsertRow() throws SQLException {
          if (closed) {
              throw new SQLException("resultSet closed");
          }
      }
  
      @Override
      public void moveToCurrentRow() throws SQLException {
          if (closed) {
              throw new SQLException("resultSet closed");
          }
      }
  
      @Override
      public Statement getStatement() throws SQLException {
          if (closed) {
              throw new SQLException("resultSet closed");
          }
          return statement;
      }
  
      @Override
      public Object getObject(int columnIndex, Map<String, Class<?>> map) throws SQLException {
          return getObject(columnIndex);
      }
  
      @Override
      public Ref getRef(int columnIndex) throws SQLException {
          return (Ref) getObject(columnIndex);
      }
  
      @Override
      public Blob getBlob(int columnIndex) throws SQLException {
          return (Blob) getObject(columnIndex);
      }
  
      @Override
      public Clob getClob(int columnIndex) throws SQLException {
          return (Clob) getObject(columnIndex);
      }
  
      @Override
      public Array getArray(int columnIndex) throws SQLException {
          return (Array) getObject(columnIndex);
      }
  
      @Override
      public Object getObject(String columnLabel, Map<String, Class<?>> map) throws SQLException {
          return getObject(columnLabel);
      }
  
      @Override
      public Ref getRef(String columnLabel) throws SQLException {
          return (Ref) getObject(columnLabel);
      }
  
      @Override
      public Blob getBlob(String columnLabel) throws SQLException {
          return (Blob) getObject(columnLabel);
      }
  
      @Override
      public Clob getClob(String columnLabel) throws SQLException {
          return (Clob) getObject(columnLabel);
      }
  
      @Override
      public Array getArray(String columnLabel) throws SQLException {
          return (Array) getObject(columnLabel);
      }
  
      @Override
      public Date getDate(int columnIndex, Calendar cal) throws SQLException {
          return (Date) getObject(columnIndex);
      }
  
      @Override
      public Date getDate(String columnLabel, Calendar cal) throws SQLException {
          return (Date) getObject(columnLabel);
      }
  
      @Override
      public Time getTime(int columnIndex, Calendar cal) throws SQLException {
          return (Time) getObject(columnIndex);
      }
  
      @Override
      public Time getTime(String columnLabel, Calendar cal) throws SQLException {
          return (Time) getObject(columnLabel);
      }
  
      @Override
      public Timestamp getTimestamp(int columnIndex, Calendar cal) throws SQLException {
          return (Timestamp) getObject(columnIndex);
      }
  
      @Override
      public Timestamp getTimestamp(String columnLabel, Calendar cal) throws SQLException {
          return (Timestamp) getObject(columnLabel);
      }
  
      @Override
      public URL getURL(int columnIndex) throws SQLException {
          return (URL) getObject(columnIndex);
      }
  
      @Override
      public URL getURL(String columnLabel) throws SQLException {
          return (URL) getObject(columnLabel);
      }
  
      @Override
      public void updateRef(int columnIndex, Ref x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateRef(String columnLabel, Ref x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateBlob(int columnIndex, Blob x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateBlob(String columnLabel, Blob x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateClob(int columnIndex, Clob x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateClob(String columnLabel, Clob x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public void updateArray(int columnIndex, Array x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateArray(String columnLabel, Array x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public RowId getRowId(int columnIndex) throws SQLException {
          return (RowId) getObject(columnIndex);
      }
  
      @Override
      public RowId getRowId(String columnLabel) throws SQLException {
          return (RowId) getObject(columnLabel);
      }
  
      @Override
      public void updateRowId(int columnIndex, RowId x) throws SQLException {
          updateObject(columnIndex, x);
      }
  
      @Override
      public void updateRowId(String columnLabel, RowId x) throws SQLException {
          updateObject(columnLabel, x);
      }
  
      @Override
      public int getHoldability() throws SQLException {
          if (closed) {
              throw new SQLException("resultSet closed");
          }
  
          return 0;
      }
  
      @Override
      public String getString(int columnIndex) throws SQLException {
          return (String) getObject(columnIndex);
      }
  
      @Override
      public boolean getBoolean(int columnIndex) throws SQLException {
          Object obj = getObject(columnIndex);
  
          if (obj == null) {
              return false;
          }
  
          return (Boolean) obj;
      }
  
      @Override
      public byte getByte(int columnIndex) throws SQLException {
          Number number = (Number) getObject(columnIndex);
  
          if (number == null) {
              return 0;
          }
  
          return number.byteValue();
      }
  
      @Override
      public short getShort(int columnIndex) throws SQLException {
          Number number = (Number) getObject(columnIndex);
  
          if (number == null) {
              return 0;
          }
  
          return number.shortValue();
      }
  
      @Override
      public int getInt(int columnIndex) throws SQLException {
          Number number = (Number) getObject(columnIndex);
  
          if (number == null) {
              return 0;
          }
  
          return number.intValue();
      }
  
      @Override
      public long getLong(int columnIndex) throws SQLException {
          Number number = (Number) getObject(columnIndex);
  
          if (number == null) {
              return 0;
          }
  
          return number.longValue();
      }
  
      @Override
      public float getFloat(int columnIndex) throws SQLException {
          Number number = (Number) getObject(columnIndex);
  
          if (number == null) {
              return 0;
          }
  
          return number.floatValue();
      }
  
      @Override
      public double getDouble(int columnIndex) throws SQLException {
          Number number = (Number) getObject(columnIndex);
  
          if (number == null) {
              return 0;
          }
  
          return number.doubleValue();
      }
  
      @Override
      public BigDecimal getBigDecimal(int columnIndex, int scale) throws SQLException {
          return (BigDecimal) getObject(columnIndex);
      }
  
      @Override
      public byte[] getBytes(int columnIndex) throws SQLException {
          return (byte[]) getObject(columnIndex);
      }
  
      @Override
      public Date getDate(int columnIndex) throws SQLException {
          return (Date) getObject(columnIndex);
      }
  
      @Override
      public Time getTime(int columnIndex) throws SQLException {
          return (Time) getObject(columnIndex);
      }
  
      @Override
      public Timestamp getTimestamp(int columnIndex) throws SQLException {
          return (Timestamp) getObject(columnIndex);
      }
  
      @Override
      public InputStream getAsciiStream(int columnIndex) throws SQLException {
          return (InputStream) getObject(columnIndex);
      }
  
      @Override
      public InputStream getUnicodeStream(int columnIndex) throws SQLException {
          return (InputStream) getObject(columnIndex);
      }
  
      @Override
      public InputStream getBinaryStream(int columnIndex) throws SQLException {
          return (InputStream) getObject(columnIndex);
      }
  
      @Override
      public String getString(String columnLabel) throws SQLException {
          return getString(findColumn(columnLabel));
      }
  
      @Override
      public boolean getBoolean(String columnLabel) throws SQLException {
          return getBoolean(findColumn(columnLabel));
      }
  
      @Override
      public byte getByte(String columnLabel) throws SQLException {
          return getByte(findColumn(columnLabel));
      }
  
      @Override
      public short getShort(String columnLabel) throws SQLException {
          return getShort(findColumn(columnLabel));
      }
  
      @Override
      public int getInt(String columnLabel) throws SQLException {
          return getInt(findColumn(columnLabel));
      }
  
      @Override
      public long getLong(String columnLabel) throws SQLException {
          return getLong(findColumn(columnLabel));
      }
  
      @Override
      public float getFloat(String columnLabel) throws SQLException {
          return getFloat(findColumn(columnLabel));
      }
  
      @Override
      public double getDouble(String columnLabel) throws SQLException {
          return getDouble(findColumn(columnLabel));
      }
  
      @Override
      public BigDecimal getBigDecimal(String columnLabel, int scale) throws SQLException {
          return getBigDecimal(findColumn(columnLabel), scale);
      }
  
      @Override
      public byte[] getBytes(String columnLabel) throws SQLException {
          return getBytes(findColumn(columnLabel));
      }
  
      @Override
      public Date getDate(String columnLabel) throws SQLException {
          return getDate(findColumn(columnLabel));
      }
  
      @Override
      public Time getTime(String columnLabel) throws SQLException {
          return getTime(findColumn(columnLabel));
      }
  
      @Override
      public Timestamp getTimestamp(String columnLabel) throws SQLException {
          return getTimestamp(findColumn(columnLabel));
      }
  
      @Override
      public InputStream getAsciiStream(String columnLabel) throws SQLException {
          return getAsciiStream(findColumn(columnLabel));
      }
  
      @Override
      public InputStream getUnicodeStream(String columnLabel) throws SQLException {
          return getUnicodeStream(findColumn(columnLabel));
      }
  
      @Override
      public InputStream getBinaryStream(String columnLabel) throws SQLException {
          return getBinaryStream(findColumn(columnLabel));
      }
  
      @Override
      public boolean isBeforeFirst() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return false;
      }
  
      @Override
      public boolean isAfterLast() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
          return false;
      }
  
      @Override
      public boolean isFirst() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return false;
      }
  
      @Override
      public boolean isLast() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return false;
      }
  
      @Override
      public void beforeFirst() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
      }
  
      @Override
      public void afterLast() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
      }
  
      @Override
      public boolean first() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return false;
      }
  
      @Override
      public boolean last() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return false;
      }
  
      @Override
      public int getRow() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return 0;
      }
  
      @Override
      public boolean absolute(int row) throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return false;
      }
  
      @Override
      public boolean relative(int rows) throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return false;
      }
  
      @Override
      public int getType() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return 0;
      }
  
      @Override
      public int getConcurrency() throws SQLException {
          if (closed) {
              throw new SQLException();
          }
  
          return 0;
      }
  
      @Override
      public ResultSetMetaData getMetaData() throws SQLException {
          if (closed) {
              throw new SQLException("resultSet closed");
          }
  
          return metaData;
      }
  }
  