Package com.jada.jpa.util

Source Code of com.jada.jpa.util.JpaSchemaExport

/*
* Copyright 2007-2010 JadaSite.

* This file is part of JadaSite.
* JadaSite is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.

* JadaSite 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 for more details.

* You should have received a copy of the GNU General Public License
* along with JadaSite.  If not, see <http://www.gnu.org/licenses/>.
*/

package com.jada.jpa.util;

import org.hibernate.cfg.AnnotationConfiguration;
import org.hibernate.tool.hbm2ddl.SchemaExport;

import com.jada.xml.persistence.Persistence;
import com.jada.xml.persistence.PersistenceLoader;

public class JpaSchemaExport {
  String dialectName = null;
  String fileName = null;
 
  public JpaSchemaExport(String dialectName, String fileName) {
    this.dialectName = dialectName;
    this.fileName = fileName;
  }

  public void export() throws Exception {
    AnnotationConfiguration configuration = new AnnotationConfiguration();
    configuration.setProperty("hibernate.hbm2ddl.auto","create");
    PersistenceLoader persistenceLoader = PersistenceLoader.getInstance();
    Persistence persistence = persistenceLoader.getPersistence();
    for (String className : persistence.getPersistenceUnit().getClassNames()) {
      Class<?> c = Class.forName(className);
      configuration.addAnnotatedClass(c);
    }
   
    configuration.setProperty("hibernate.dialect", dialectName);
    SchemaExport exporter = new SchemaExport(configuration);
    exporter.setDelimiter(";");
    exporter.setOutputFile(fileName);
   
    boolean script = true;
    boolean export = false;
    boolean justDrop = false;
    boolean justCreate = false;
    exporter.execute(script, export, justDrop, justCreate);
  }

  public static void main(String[] args) {
    try {
      String dialectName = args[0];
      String fileName = args[1];
      JpaSchemaExport jpaExport = new JpaSchemaExport(dialectName, fileName);
      jpaExport.export();
    }
    catch (Exception e) {
      e.printStackTrace();
    }
  }
}
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