content: /*
   * Copyright (c) 2017, 2022, 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.io.IOException;
  
  import com.mysql.cj.protocol.ColumnDefinition;
  import com.mysql.cj.protocol.ProtocolEntityFactory;
  import com.mysql.cj.protocol.Resultset;
  import com.mysql.cj.protocol.a.NativePacketPayload;
  import com.mysql.cj.util.TestUtils;
  
  //TODO should not be protocol-specific
  
  public class ServerPreparedQueryTestcaseGenerator extends ServerPreparedQuery {
  
      public ServerPreparedQueryTestcaseGenerator(NativeSession sess) {
          super(sess);
      }
  
      @Override
      public void closeQuery() {
          dumpCloseForTestcase();
          super.closeQuery();
      }
  
      private void dumpCloseForTestcase() {
          StringBuilder buf = new StringBuilder();
          this.session.getProtocol().generateQueryCommentBlock(buf);
          buf.append("DEALLOCATE PREPARE debug_stmt_");
          buf.append(this.statementId);
          buf.append(";\n");
  
          TestUtils.dumpTestcaseQuery(buf.toString());
      }
  
      @Override
      public void serverPrepare(String sql) throws IOException {
          dumpPrepareForTestcase();
          super.serverPrepare(sql);
      }
  
      private void dumpPrepareForTestcase() {
          StringBuilder buf = new StringBuilder(this.getOriginalSql().length() + 64);
  
          this.session.getProtocol().generateQueryCommentBlock(buf);
  
          buf.append("PREPARE debug_stmt_");
          buf.append(this.statementId);
          buf.append(" FROM \"");
          buf.append(this.getOriginalSql());
          buf.append("\";\n");
  
          TestUtils.dumpTestcaseQuery(buf.toString());
      }
  
      @Override
      public <T extends Resultset> T serverExecute(int maxRowsToRetrieve, boolean createStreamingResultSet, ColumnDefinition metadata,
              ProtocolEntityFactory<T, NativePacketPayload> resultSetFactory) {
          dumpExecuteForTestcase();
          return super.serverExecute(maxRowsToRetrieve, createStreamingResultSet, metadata, resultSetFactory);
      }
  
      private void dumpExecuteForTestcase() {
          StringBuilder buf = new StringBuilder();
  
          for (int i = 0; i < this.getParameterCount(); i++) {
              this.session.getProtocol().generateQueryCommentBlock(buf);
  
              buf.append("SET @debug_stmt_param");
              buf.append(this.statementId);
              buf.append("_");
              buf.append(i);
              buf.append("=");
  
              BindValue bv = this.queryBindings.getBindValues()[i];
              buf.append(bv.isNull() ? "NULL" : bv.getString());
  
              buf.append(";\n");
          }
  
          this.session.getProtocol().generateQueryCommentBlock(buf);
  
          buf.append("EXECUTE debug_stmt_");
          buf.append(this.statementId);
  
          if (this.getParameterCount() > 0) {
              buf.append(" USING ");
              for (int i = 0; i < this.getParameterCount(); i++) {
                  if (i > 0) {
                      buf.append(", ");
                  }
  
                  buf.append("@debug_stmt_param");
                  buf.append(this.statementId);
                  buf.append("_");
                  buf.append(i);
  
              }
          }
  
          buf.append(";\n");
  
          TestUtils.dumpTestcaseQuery(buf.toString());
      }
  }
  