java解析pdm

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.dom4j.Element;
import com.sinosoft.lis.pubfun.PubFun;
import com.utility.pdm.util.bean.BeanProperties;
import com.utility.pdm.util.bean.PdmInfoBean;
import com.utility.pdm.util.tools.AutoJavaBean;
import com.utility.pdm.util.tools.PdmTools;

@SuppressWarnings("rawtypes")
public class PdmUtil { 
 public static PdmInfoBean mPdmInfoBean = new PdmInfoBean();
 public static int mTableSizt =0;//解析的表的个数
 public static String packageName="com.ll.tablebean";//生成javabean的包名
 private String mColumnComment="";//字段注释如果没有就设置为 字段名称
 private String mMandatory ="";//是否为空  1不可为空 ；0可以空
 private String ispk="";//是否为主键 1是 ；0否
 private String isfk="";//是否为外键 1是；0否
 AutoJavaBean mAutoJavaBean = new AutoJavaBean();

 /**
  * 获取表 这里返回一个list 
  * 也可以使用bean
  * @param path
  * @return
  */
 @SuppressWarnings({ "unchecked" })
 public List getTable(String path) {
  List mTableList = new ArrayList();
  int count = 0;
//========================获取数据模型信息==============================================================
  Element root = PdmTools.ReadPdm(path);
  Element tModelInfo = root.element("RootObject").element("Children").element("Model");
  mPdmInfoBean.setModelName(tModelInfo.elementText("Name"));
  mPdmInfoBean.setUserName(tModelInfo.elementText("Creator"));
  mPdmInfoBean.setModifyName(tModelInfo.elementText("Modifier"));
  Element tDBMSlInfo = root.element("RootObject").element("Children").element("Model").element("DBMS").element("Shortcut");
  mPdmInfoBean.setDbName(tDBMSlInfo.elementText("Name"));
  Element thyPsicalDiagramslInfo = root.element("RootObject").element("Children").element("Model").element("PhysicalDiagrams").element("PhysicalDiagram");
  mPdmInfoBean.setDiagramName(thyPsicalDiagramslInfo.elementText("Name"));
//==============================END================================================================
  Element tables = root.element("RootObject").element("Children").element("Model").element("Tables");
  for (Iterator it = tables.elementIterator("Table"); it.hasNext();) {
   count++;
   mTableSizt++;
   Element eltable = (Element) it.next();
   Map tableMap= new HashMap();//存放表数据
   tableMap.put("name", eltable.elementText("Name"));
   tableMap.put("code", eltable.elementText("Code"));
   tableMap.put("id", count);
   mTableList.add(tableMap);
  }
  mPdmInfoBean.setmTableSizt(mTableSizt);
  return mTableList;  
 }
/**
 * 获取所有表中的所有字段
 * @param eltable
 */
@SuppressWarnings({ "unchecked" })
public List getColumns(String path) { 
 List mColumnsList = new ArrayList();
 Element root = PdmTools.ReadPdm(path);
 Element tables = root.element("RootObject").element("Children").element("Model").element("Tables");
 int count =0;
 for (Iterator it = tables.elementIterator("Table"); it.hasNext();) {
  Element eltable = (Element) it.next();//获取一个表
  List pkList = new ArrayList();//用来存放主键，放置有多个主键所有用一个集合
  count++;
//==========================================解析字段前先解析出主键=====================================
    Element pkElement= eltable.element("Keys").element("Key").element("Key.Columns");
    Iterator itPK = pkElement.elementIterator("Column");
    while (itPK.hasNext()) { 
     Element elcolumn = (Element) itPK.next();
     pkList.add(elcolumn.attributeValue("Ref"));
    // System.out.println(elcolumn.attributeValue("Ref"));
    }
//=============================================================================================
  Iterator its = eltable.element("Columns").elementIterator("Column");
  while (its.hasNext()) {
   Element elcolumn = (Element) its.next();   
   Map columnMap= new HashMap();//存放表数据
   String columnID = elcolumn.attributeValue("Id");//获取字段编号 用于判断字段是否主键、外键
   //主键一定不为空，所有只有不为空的时候采取判断是否为主键 这样可以提高效率
   if (elcolumn.elementText("Mandatory") != null ) {
    ispk = isPK(columnID,pkList);
   }else{
    ispk ="0";//等于空就一定不是主键。
   }
   String length ="0";//处理字段长度
   if (elcolumn.elementText("Length") == null ) {
    length ="0";
   }else{
    length=elcolumn.elementText("Length");     
   } 
   String comment =elcolumn.elementText("Comment") != null ?elcolumn.elementText("Comment"):"";
   comment= PubFun.replaceBlank(comment);
   columnMap.put("table", eltable.elementText("Code"));
   columnMap.put("name", elcolumn.elementText("Name"));
   columnMap.put("code", elcolumn.elementText("Code"));
   columnMap.put("comment", comment);
   columnMap.put("notnull", elcolumn.elementText("Mandatory") != null ?elcolumn.elementText("Mandatory"): "0");
   columnMap.put("ispk", ispk);
   columnMap.put("datatype", getCoumnType(elcolumn.elementText("DataType")));
   columnMap.put("length", length); 
   columnMap.put("id", count);
   mColumnsList.add(columnMap);
  } 
 }
 return mColumnsList;
}

/**
 * 获取表的所有字段属性
 * @param path
 * @return
 */
@SuppressWarnings({ "unused", "unchecked" })
public List getTableColumns(String path){
 List mColumnsList = new ArrayList();
 List mTableColumnsLit = new ArrayList();
 int countT =0;//记录表的个数
 //========================获取数据模型信息==============================================================
   Element root = PdmTools.ReadPdm(path);
   Element tModelInfo = root.element("RootObject").element("Children").element("Model");
   mPdmInfoBean.setModelName(tModelInfo.elementText("Name"));
   mPdmInfoBean.setUserName(tModelInfo.elementText("Creator"));
   mPdmInfoBean.setModifyName(tModelInfo.elementText("Modifier"));
   Element tDBMSlInfo = root.element("RootObject").element("Children").element("Model").element("DBMS").element("Shortcut");
   mPdmInfoBean.setDbName(tDBMSlInfo.elementText("Name"));
   Element thyPsicalDiagramslInfo = root.element("RootObject").element("Children").element("Model").element("PhysicalDiagrams").element("PhysicalDiagram"); 
   mPdmInfoBean.setDiagramName(thyPsicalDiagramslInfo.elementText("Name"));
 //==============================END================================================================
 Element tables = root.element("RootObject").element("Children").element("Model").element("Tables");
 for (Iterator it = tables.elementIterator("Table"); it.hasNext();) {
  Element eltable = (Element) it.next();
  List pkList = new ArrayList();//用来存放主键，放置有多个主键所有用一个集合
  countT++;
  int countC =0;//记录字段的个数
  Map tableMap= new HashMap();//存放表数据
  tableMap.put("id", countT);
  tableMap.put("name", eltable.elementText("Name"));
  tableMap.put("code", eltable.elementText("Code"));
  //==========================================解析字段前先解析出主键=====================================
  Element pkElement= eltable.element("Keys").element("Key").element("Key.Columns");
  Iterator itPK = pkElement.elementIterator("Column");
  while (itPK.hasNext()) { 
   Element elcolumn = (Element) itPK.next();
   pkList.add(elcolumn.attributeValue("Ref"));
  // System.out.println(elcolumn.attributeValue("Ref"));
  }
//=============================================================================================
  Iterator its = eltable.element("Columns").elementIterator("Column");
  while (its.hasNext()) {
   Element elcolumn = (Element) its.next();   
   countC ++;
   Map columnMap= new HashMap();//存放表数据
   String columnID = elcolumn.attributeValue("Id");//获取字段编号 用于判断字段是否主键、外键
   //主键一定不为空，所有只有不为空的时候采取判断是否为主键 这样可以提高效率
   if (elcolumn.elementText("Mandatory") != null ) {
    ispk = isPK(columnID,pkList);
   }else{
    ispk ="0";//等于空就一定不是主键。
   }
   String length ="0";//处理字段长度
   if (elcolumn.elementText("Length") == null ) {
    length ="0";
   }else{
    length=elcolumn.elementText("Length");     
   } 
   String comment =elcolumn.elementText("Comment") != null ?elcolumn.elementText("Comment"):"";
   comment= PubFun.replaceBlank(comment);
  // columnMap.put("table", eltable.elementText("Code"));
   columnMap.put("name", elcolumn.elementText("Name"));
   columnMap.put("code", elcolumn.elementText("Code"));
   columnMap.put("comment", comment);
   columnMap.put("notnull", elcolumn.elementText("Mandatory") != null ?elcolumn.elementText("Mandatory"): "0");
   columnMap.put("datatype", getCoumnType(elcolumn.elementText("DataType")));
   columnMap.put("ispk", ispk);
   columnMap.put("length", length); 
   mColumnsList.add(columnMap);
  } 
  tableMap.put("size", countC);
  tableMap.put("attribute", mColumnsList);
  //===============================================================================================
  mTableSizt = countT;
  mPdmInfoBean.setmTableSizt(mTableSizt);
  mTableColumnsLit.add(tableMap);
 }
 return mTableColumnsLit;
 
}
/**
 * 解析信息的同时生成javabean
 * @param pdmPath
 * @param packageName
 */
public void makePDMToBean(String packageName,String path){
 int countT =0;//记录表的个数 
 //========================获取数据模型信息==============================================================
 Element root = PdmTools.ReadPdm(path);
 Element tModelInfo = root.element("RootObject").element("Children").element("Model");
 mPdmInfoBean.setModelName(tModelInfo.elementText("Name"));
 mPdmInfoBean.setUserName(tModelInfo.elementText("Creator"));
 mPdmInfoBean.setModifyName(tModelInfo.elementText("Modifier"));
 Element tDBMSlInfo = root.element("RootObject").element("Children").element("Model").element("DBMS").element("Shortcut");
 mPdmInfoBean.setDbName(tDBMSlInfo.elementText("Name"));
 Element thyPsicalDiagramslInfo = root.element("RootObject").element("Children").element("Model").element("PhysicalDiagrams").element("PhysicalDiagram");
 mPdmInfoBean.setDiagramName(thyPsicalDiagramslInfo.elementText("Name")); 
//==============================END================================================================
 Element tables = root.element("RootObject").element("Children").element("Model").element("Tables");
 for (Iterator it = tables.elementIterator("Table"); it.hasNext();) {
  Element eltable = (Element) it.next();
  List pkList = new ArrayList();//用来存放主键，放置有多个主键所有用一个集合
  countT++;
  int countC =0;//记录字段的个数
  /*Map tableMap= new HashMap();//存放表数据
  tableMap.put("id", countT);
  tableMap.put("name", eltable.elementText("Name"));
  tableMap.put("code", eltable.elementText("Code"));*/
  //==========================================解析字段前先解析出主键=====================================
  Element pkElement= eltable.element("Keys").element("Key").element("Key.Columns");
  Iterator itPK = pkElement.elementIterator("Column");
  while (itPK.hasNext()) { 
   Element elcolumn = (Element) itPK.next();
   pkList.add(elcolumn.attributeValue("Ref"));
  // System.out.println(elcolumn.attributeValue("Ref"));
  }
//=============================================================================================
  Iterator its = eltable.element("Columns").elementIterator("Column");
  ArrayList<BeanProperties> arraylist = new ArrayList();//bean属性
  while (its.hasNext()) {
   Element elcolumn = (Element) its.next();   
   countC ++;
  
   BeanProperties tBeanProperties = new BeanProperties();
   String columnID = elcolumn.attributeValue("Id");//获取字段编号 用于判断字段是否主键、外键
   //主键一定不为空，所有只有不为空的时候采取判断是否为主键 这样可以提高效率
   if (elcolumn.elementText("Mandatory") != null ) {
    ispk = isPK(columnID,pkList);
   }else{
    ispk ="0";//等于空就一定不是主键。
   }
   String length ="0";//处理字段长度
   if (elcolumn.elementText("Length") == null ) {
    length ="0";
   }else{
    length=elcolumn.elementText("Length");     
   } 
   String comment =elcolumn.elementText("Comment") != null ?elcolumn.elementText("Comment"):"";
   comment= PubFun.replaceBlank(comment);
   /*Map columnMap= new HashMap();//存放表数据
   columnMap.put("table", eltable.elementText("Code"));
   columnMap.put("name", elcolumn.elementText("Name"));
   columnMap.put("code", elcolumn.elementText("Code"));
   columnMap.put("comment", elcolumn.elementText("Comment") != null ?elcolumn.elementText("Comment"): elcolumn.elementText("Comment")+elcolumn.elementText("Name"));
   columnMap.put("notnull", elcolumn.elementText("Mandatory") != null ?elcolumn.elementText("Mandatory"): "0");
   columnMap.put("datatype", getCoumnType(elcolumn.elementText("DataType")));
   columnMap.put("ispk", ispk);
   columnMap.put("length", length); */
   tBeanProperties.setComment((elcolumn.elementText("Name") != null ?elcolumn.elementText("Name"):"")+" "+comment);
   tBeanProperties.setName(elcolumn.elementText("Code"));
   tBeanProperties.setType(getCoumnType(elcolumn.elementText("DataType")));
   arraylist.add(tBeanProperties);
  } 
  String className =eltable.elementText("Code")+"Bean";//
  String tableName =eltable.elementText("Name");
  mTableSizt = countT;
  mPdmInfoBean.setmTableSizt(mTableSizt);
//===================================开始生成javabean============================================================
  mAutoJavaBean.createBean(className, arraylist, packageName,tableName);
//=====================================读取一张生成一张==========================================  
 }
}
/**
 * 获取字段相应的JAVA数据类型
 * @param dbtype 数据库数据类型
 * @returnjavaType
 */
private String getCoumnType(String  dbtype){
 String javaType ="String";//没有考虑到的全部用String
 String mDBtype ="MYSQL";//以后要动态获取
 if (mDBtype.toUpperCase().equals("MYSQL")) {//使用MYSQL数据类型
  if (dbtype.toLowerCase().startsWith("int")) {
   javaType ="int";
  }else if (dbtype.toLowerCase().startsWith("double")) {
   javaType ="double";
  }
  else if (dbtype.toLowerCase().startsWith("bool")) {//bool;boolean
   javaType ="boolean";
  }
  else if (dbtype.toLowerCase().startsWith("date")) {
   javaType ="Date";
  }
 }
 else if (mDBtype.toUpperCase().equals("SQLSERVER")) {//使用SQLSERVER数据类型
   
  }
 else if (mDBtype.toUpperCase().equals("ORACLE")) {//使用ORACLE数据类型
  
 }else {
  System.out.println("占时不支持该数据库");
 }

 return javaType;
 
}
/**
 * 判断是否为主键
 * @param columnID
 * @param pkList
 * @return
 */
private String isPK(String columnID, List pkList) {
 String pk ="0";
 for (int i = 0; i < pkList.size(); i++) {
  if (columnID.equals(pkList.get(i))) {
   pk="1";
   break;
  }
 }
 return pk;
}
 public static void main(String[] args) {
  
 }
}