content: /*
   * Copyright (c) 2002, 2021, Oracle and/or its affiliates.
   *
   * This program is free software; you can redistribute it and/or modify it under
   * the terms of the GNU General Public License, version 2.0, as published by the
   * Free Software Foundation.
   *
   * This program is also distributed with certain software (including but not
   * limited to OpenSSL) that is licensed under separate terms, as designated in a
   * particular file or component or in included license documentation. The
   * authors of MySQL hereby grant you an additional permission to link the
   * program and your derivative works with the separately licensed software that
   * they have included with MySQL.
   *
   * Without limiting anything contained in the foregoing, this file, which is
   * part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
   * version 1.0, a copy of which can be found at
   * http://oss.oracle.com/licenses/universal-foss-exception.
   *
   * This program is distributed in the hope that it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
   * FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0,
   * for more details.
   *
   * You should have received a copy of the GNU General Public License along with
   * this program; if not, write to the Free Software Foundation, Inc.,
   * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
   */
  
  package com.mysql.cj;
  
  import java.math.BigDecimal;
  import java.math.BigInteger;
  
  import com.mysql.cj.conf.PropertyDefinitions;
  
  /**
   * Represents various constants used in the driver.
   */
  public class Constants {
      /**
       * Avoids allocation of empty byte[] when representing 0-length strings.
       */
      public final static byte[] EMPTY_BYTE_ARRAY = new byte[0];
  
      /**
       * I18N'd representation of the abbreviation for "ms"
       */
      public final static String MILLIS_I18N = Messages.getString("Milliseconds");
  
      public final static byte[] SLASH_STAR_SPACE_AS_BYTES = new byte[] { (byte) '/', (byte) '*', (byte) ' ' };
  
      public final static byte[] SPACE_STAR_SLASH_SPACE_AS_BYTES = new byte[] { (byte) ' ', (byte) '*', (byte) '/', (byte) ' ' };
  
      public static final String JVM_VENDOR = System.getProperty(PropertyDefinitions.SYSP_java_vendor);
      public static final String JVM_VERSION = System.getProperty(PropertyDefinitions.SYSP_java_version);
  
      public static final String OS_NAME = System.getProperty(PropertyDefinitions.SYSP_os_name);
      public static final String OS_ARCH = System.getProperty(PropertyDefinitions.SYSP_os_arch);
      public static final String OS_VERSION = System.getProperty(PropertyDefinitions.SYSP_os_version);
      public static final String PLATFORM_ENCODING = System.getProperty(PropertyDefinitions.SYSP_file_encoding);
  
      public static final String CJ_NAME = "@MYSQL_CJ_DISPLAY_PROD_NAME@";
      public static final String CJ_FULL_NAME = "@MYSQL_CJ_FULL_PROD_NAME@";
      public static final String CJ_REVISION = "@MYSQL_CJ_REVISION@";
      public static final String CJ_VERSION = "@MYSQL_CJ_VERSION@";
      public static final String CJ_MAJOR_VERSION = "@MYSQL_CJ_MAJOR_VERSION@";
      public static final String CJ_MINOR_VERSION = "@MYSQL_CJ_MINOR_VERSION@";
      public static final String CJ_LICENSE = "@MYSQL_CJ_LICENSE_TYPE@";
  
      public static final BigInteger BIG_INTEGER_ZERO = BigInteger.valueOf(0);
      public static final BigInteger BIG_INTEGER_ONE = BigInteger.valueOf(1);
      public static final BigInteger BIG_INTEGER_NEGATIVE_ONE = BigInteger.valueOf(-1);
      public static final BigInteger BIG_INTEGER_MIN_BYTE_VALUE = BigInteger.valueOf(Byte.MIN_VALUE);
      public static final BigInteger BIG_INTEGER_MAX_BYTE_VALUE = BigInteger.valueOf(Byte.MAX_VALUE);
      public static final BigInteger BIG_INTEGER_MIN_SHORT_VALUE = BigInteger.valueOf(Short.MIN_VALUE);
      public static final BigInteger BIG_INTEGER_MAX_SHORT_VALUE = BigInteger.valueOf(Short.MAX_VALUE);
      public static final BigInteger BIG_INTEGER_MIN_INTEGER_VALUE = BigInteger.valueOf(Integer.MIN_VALUE);
      public static final BigInteger BIG_INTEGER_MAX_INTEGER_VALUE = BigInteger.valueOf(Integer.MAX_VALUE);
      public static final BigInteger BIG_INTEGER_MIN_LONG_VALUE = BigInteger.valueOf(Long.MIN_VALUE);
      public static final BigInteger BIG_INTEGER_MAX_LONG_VALUE = BigInteger.valueOf(Long.MAX_VALUE);
  
      public static final BigDecimal BIG_DECIMAL_ZERO = BigDecimal.valueOf(0);
      public static final BigDecimal BIG_DECIMAL_ONE = BigDecimal.valueOf(1);
      public static final BigDecimal BIG_DECIMAL_NEGATIVE_ONE = BigDecimal.valueOf(-1);
      public static final BigDecimal BIG_DECIMAL_MIN_BYTE_VALUE = BigDecimal.valueOf(Byte.MIN_VALUE);
      public static final BigDecimal BIG_DECIMAL_MAX_BYTE_VALUE = BigDecimal.valueOf(Byte.MAX_VALUE);
      public static final BigDecimal BIG_DECIMAL_MIN_SHORT_VALUE = BigDecimal.valueOf(Short.MIN_VALUE);
      public static final BigDecimal BIG_DECIMAL_MAX_SHORT_VALUE = BigDecimal.valueOf(Short.MAX_VALUE);
      public static final BigDecimal BIG_DECIMAL_MIN_INTEGER_VALUE = BigDecimal.valueOf(Integer.MIN_VALUE);
      public static final BigDecimal BIG_DECIMAL_MAX_INTEGER_VALUE = BigDecimal.valueOf(Integer.MAX_VALUE);
      public static final BigDecimal BIG_DECIMAL_MIN_LONG_VALUE = BigDecimal.valueOf(Long.MIN_VALUE);
      public static final BigDecimal BIG_DECIMAL_MAX_LONG_VALUE = BigDecimal.valueOf(Long.MAX_VALUE);
      public static final BigDecimal BIG_DECIMAL_MAX_DOUBLE_VALUE = BigDecimal.valueOf(Double.MAX_VALUE);
      public static final BigDecimal BIG_DECIMAL_MAX_NEGATIVE_DOUBLE_VALUE = BigDecimal.valueOf(-Double.MAX_VALUE);
      public static final BigDecimal BIG_DECIMAL_MAX_FLOAT_VALUE = BigDecimal.valueOf(Float.MAX_VALUE);
      public static final BigDecimal BIG_DECIMAL_MAX_NEGATIVE_FLOAT_VALUE = BigDecimal.valueOf(-Float.MAX_VALUE);
  
      public static final int UNSIGNED_BYTE_MAX_VALUE = 255;
  
      /**
       * Prevents instantiation
       */
      private Constants() {
      }
  }
  