com.databricks.jdbc.core.EmptyResultSetMetaData Maven / Gradle / Ivy

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Databricks JDBC Driver.
There is a newer version: 2.6.40-patch-1
package com.databricks.jdbc.core;

import com.databricks.jdbc.commons.util.WrapperUtil;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Types;

public class EmptyResultSetMetaData implements ResultSetMetaData {

  public EmptyResultSetMetaData() {}

  @Override
  public int getColumnCount() throws SQLException {
    return 0;
  }

  @Override
  public boolean isAutoIncrement(int column) throws SQLException {
    return false;
  }

  @Override
  public boolean isCaseSensitive(int column) throws SQLException {
    return false;
  }

  @Override
  public boolean isSearchable(int column) throws SQLException {
    return false;
  }

  @Override
  public boolean isCurrency(int column) throws SQLException {
    return false;
  }

  @Override
  public int isNullable(int column) throws SQLException {
    return ResultSetMetaData.columnNullable;
  }

  @Override
  public boolean isSigned(int column) throws SQLException {
    return false;
  }

  @Override
  public int getColumnDisplaySize(int column) throws SQLException {
    return 0;
  }

  @Override
  public String getColumnLabel(int column) throws SQLException {
    return "";
  }

  @Override
  public String getColumnName(int column) throws SQLException {
    return "";
  }

  @Override
  public String getSchemaName(int column) throws SQLException {
    return "";
  }

  @Override
  public int getPrecision(int column) throws SQLException {
    return 0;
  }

  @Override
  public int getScale(int column) throws SQLException {
    return 0;
  }

  @Override
  public String getTableName(int column) throws SQLException {
    return "";
  }

  @Override
  public String getCatalogName(int column) throws SQLException {
    return "";
  }

  @Override
  public int getColumnType(int column) throws SQLException {
    return Types.VARCHAR;
  }

  @Override
  public String getColumnTypeName(int column) throws SQLException {
    return "";
  }

  @Override
  public boolean isReadOnly(int column) throws SQLException {
    return true;
  }

  @Override
  public boolean isWritable(int column) throws SQLException {
    return false;
  }

  @Override
  public boolean isDefinitelyWritable(int column) throws SQLException {
    return false;
  }

  @Override
  public String getColumnClassName(int column) throws SQLException {
    return "";
  }

  @Override
  public  T unwrap(Class iface) throws SQLException {
    return WrapperUtil.unwrap(iface, this);
  }

  @Override
  public boolean isWrapperFor(Class iface) throws SQLException {
    return WrapperUtil.isWrapperFor(iface, this);
  }

  @Override
  public boolean equals(Object o) {
    return o instanceof EmptyResultSetMetaData;
  }
}