package de.juplo.plugins.hibernate;
   
   /*
    * Copyright 2001-2005 The Apache Software Foundation.
    *
    * 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
    *
   *      http://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.
   */
  
  import java.io.File;
  import org.apache.maven.plugin.MojoExecutionException;
  import org.apache.maven.plugin.MojoFailureException;
  import org.hibernate.boot.spi.MetadataImplementor;
  import org.hibernate.tool.hbm2ddl.SchemaExport;
  
  
  /**
   * Goal which extracts the hibernate-mapping-configuration and
   * exports an according SQL-database-schema.
   *
   * @goal drop
   * @phase process-classes
   * @threadSafe
   * @requiresDependencyResolution runtime
   */
  public class DropMojo extends AbstractSchemaMojo
  {
    /**
     * Output file.
     * <p>
     * If the specified filename is not absolut, the file will be created
     * relative to the project build directory
     * (<code>project.build.directory</code>).
     *
     * @parameter property="hibernate.schema.export.drop" default-value="drop.sql"
     * @since 1.0
     */
    private String outputFile;
  
  
    @Override
    public final void execute()
      throws
        MojoFailureException,
        MojoExecutionException
    {
      super.execute(outputFile);
    }
  
  
    @Override
    void build(MetadataImplementor metadata)
        throws
          MojoExecutionException,
          MojoFailureException
    {
      SchemaExport schemaExport = new SchemaExport(metadata, createNamespaces);
      schemaExport.setDelimiter(delimiter);
      schemaExport.setFormat(format);
  
      File output = new File(outputFile);
  
      if (!output.isAbsolute())
      {
        // Interpret relative file path relative to build directory
        output = new File(buildDirectory, outputFile);
        getLog().debug("Adjusted relative path, resulting path is " + output.getPath());
      }
  
      // Ensure that directory path for specified file exists
      File outFileParentDir = output.getParentFile();
      if (null != outFileParentDir && !outFileParentDir.exists())
      {
        try
        {
          getLog().info("Creating directory path for output file:" + outFileParentDir.getPath());
          outFileParentDir.mkdirs();
        }
        catch (Exception e)
        {
          getLog().error("Error creating directory path for output file: " + e.getLocalizedMessage());
        }
      }
  
      schemaExport.setOutputFile(output.getPath());
      schemaExport.execute(false, this.export, true, false);
  
      for (Object exception : schemaExport.getExceptions())
        getLog().error(exception.toString());
    }
 }