学步园

import java.io.ByteArrayInputStream;
import java.util.ArrayList;
import java.util.List;

import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
import org.ofbiz.entity.model.ModelUtil;
import org.xml.sax.EntityResolver;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;

public class Mssql2OracleXmlReader {
 
// public static void main(String args[]){
//  List list = getTableName("F://workspace//xdp_//web//WEB-INF//framework//mssql2oracle.xml");
// }
 
 public class IgnoreDTDEntityResolver implements EntityResolver
    {
        public InputSource resolveEntity(java.lang.String publicId, java.lang.String systemId) throws SAXException,
                java.io.IOException
        {
            if (systemId.equals("http://www.ofbiz.org/dtds/entitymodel.dtd")
                    || systemId.equals("http://java.sun.com/dtd/ejb-jar_2_0.dtd")
                    || systemId.equals("http://www.jboss.org/j2ee/dtd/jboss_3_2.dtd"))
                return new InputSource(new ByteArrayInputStream("<?xml version='1.0' encoding='UTF-8'?>".getBytes()));
            else
                return null;
        }
    }

 @SuppressWarnings("unchecked")
 public List getTableName(String dataurl) {

  List tableNames = new ArrayList(); 
  try {
   SAXReader reader = new SAXReader();
   Document document = reader.read(dataurl);
   Element res = document.getRootElement();
   List <Element>list = res.elements("location");
   SAXReader readerEntity = new SAXReader();
   readerEntity.setValidation(false);
   IgnoreDTDEntityResolver ider = new IgnoreDTDEntityResolver();
   ider.resolveEntity("-//OFBiz//DTD Entity Model//EN", "http://www.ofbiz.org/dtds/entitymodel.dtd");
   readerEntity.setEntityResolver(ider);
   for(Element l :list) {
    // System.out.println("文件路径:"+l.getText());
    document = readerEntity.read(l.getText());
    res = document.getRootElement();
    List <Element>entityList = res.elements("entity");
    for(Element el :entityList) {
     String entityName = "";
     String tableName = "";
     if(null != el.attributeValue("table-name")){
      tableName = el.attributeValue("table-name");
     }else{
      entityName = el.attributeValue("entity-name");
      tableName = ModelUtil.javaNameToDbName(entityName);
     }
     tableNames.add(tableName);
     //System.out.println("表名:" + tableName); 
    }
   }
  } catch (Exception e) {
   e.printStackTrace();
  }
  return tableNames;
 }
}

mssql2oracle.xml

<?xml version="1.0" encoding="UTF-8"?>

<loader>
    <location>F://workspace//cms_//web//WEB-INF//applications//Permission//entitydef//entitymodel.xml</location>
</loader>