/*
    *    Copyright 2012-2022 the original author or authors.
    *
    *    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
    *
    *       https://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 org.mybatis.scripting.velocity;
  
  import org.apache.ibatis.executor.parameter.ParameterHandler;
  import org.apache.ibatis.mapping.BoundSql;
  import org.apache.ibatis.mapping.MappedStatement;
  import org.apache.ibatis.mapping.SqlSource;
  import org.apache.ibatis.parsing.XNode;
  import org.apache.ibatis.scripting.LanguageDriver;
  import org.apache.ibatis.scripting.defaults.DefaultParameterHandler;
  import org.apache.ibatis.session.Configuration;
  
  /**
   * The {@link LanguageDriver} using Velocity.
   * <p>
   * This class rename from {@code Driver}.
   * </p>
   *
   * @since 2.1.0
   *
   * @author Kazuki Shimizu
   */
  public class VelocityLanguageDriver implements LanguageDriver {
  
    /**
     * Default constructor.
     */
    public VelocityLanguageDriver() {
      this(VelocityLanguageDriverConfig.newInstance());
    }
  
    /**
     * Constructor.
     *
     * @param driverConfig
     *          a language driver configuration
     */
    public VelocityLanguageDriver(VelocityLanguageDriverConfig driverConfig) {
      VelocityFacade.initialize(driverConfig);
    }
  
    /**
     * {@inheritDoc}
     */
    @Override
    public ParameterHandler createParameterHandler(MappedStatement mappedStatement, Object parameterObject,
        BoundSql boundSql) {
      return new DefaultParameterHandler(mappedStatement, parameterObject, boundSql);
    }
  
    /**
     * {@inheritDoc}
     */
    @Override
    public SqlSource createSqlSource(Configuration configuration, XNode script, Class<?> parameterTypeClass) {
      return new SQLScriptSource(configuration, script.getNode().getTextContent(),
          parameterTypeClass == null ? Object.class : parameterTypeClass);
    }
  
    /**
     * {@inheritDoc}
     */
    @Override
    public SqlSource createSqlSource(Configuration configuration, String script, Class<?> parameterTypeClass) {
      return new SQLScriptSource(configuration, script, parameterTypeClass == null ? Object.class : parameterTypeClass);
    }
  
  }