content: /*
   * Copyright (c) 2015, 2020, 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.jdbc;
  
  import java.sql.DriverPropertyInfo;
  import java.sql.SQLException;
  import java.util.List;
  import java.util.Map.Entry;
  import java.util.stream.Collectors;
  
  import com.mysql.cj.conf.DefaultPropertySet;
  import com.mysql.cj.conf.PropertyDefinition;
  import com.mysql.cj.conf.PropertyDefinitions;
  import com.mysql.cj.conf.PropertyKey;
  import com.mysql.cj.conf.RuntimeProperty;
  import com.mysql.cj.util.StringUtils;
  
  public class JdbcPropertySetImpl extends DefaultPropertySet implements JdbcPropertySet {
  
      private static final long serialVersionUID = -8223499903182568260L;
  
      @Override
      public void postInitialization() {
  
          // Adjust max rows
          if (getIntegerProperty(PropertyKey.maxRows).getValue() == 0) {
              // adjust so that it will become MysqlDefs.MAX_ROWS in execSQL()
              super.<Integer>getProperty(PropertyKey.maxRows).setValue(Integer.valueOf(-1), null);
          }
  
          //
          // Check character encoding
          //
          String testEncoding = getStringProperty(PropertyKey.characterEncoding).getValue();
  
          if (testEncoding != null) {
              // Attempt to use the encoding, and bail out if it can't be used
              String testString = "abc";
              StringUtils.getBytes(testString, testEncoding);
          }
  
          if (getBooleanProperty(PropertyKey.useCursorFetch).getValue()) {
              // assume server-side prepared statements are wanted because they're required for this functionality
              super.<Boolean>getProperty(PropertyKey.useServerPrepStmts).setValue(true);
          }
      }
  
      @Override
      public List<DriverPropertyInfo> exposeAsDriverPropertyInfo() throws SQLException {
          return PropertyDefinitions.PROPERTY_KEY_TO_PROPERTY_DEFINITION.entrySet().stream()
                  .filter(e -> !e.getValue().getCategory().equals(PropertyDefinitions.CATEGORY_XDEVAPI)).map(Entry::getKey).map(this::getProperty)
                  .map(this::getAsDriverPropertyInfo).collect(Collectors.toList());
      }
  
      private DriverPropertyInfo getAsDriverPropertyInfo(RuntimeProperty<?> pr) {
          PropertyDefinition<?> pdef = pr.getPropertyDefinition();
  
          DriverPropertyInfo dpi = new DriverPropertyInfo(pdef.getName(), null);
          dpi.choices = pdef.getAllowableValues();
          dpi.value = (pr.getStringValue() != null) ? pr.getStringValue() : null;
          dpi.required = false;
          dpi.description = pdef.getDescription();
  
          return dpi;
      }
  }
  