Package net.sf.mp.demo.conference.dao.impl.jpa.conference

Source Code of net.sf.mp.demo.conference.dao.impl.jpa.conference.EvaluationExtendedJPAImpl

package net.sf.mp.demo.conference.dao.impl.jpa.conference;

import java.lang.reflect.InvocationTargetException;
import java.sql.Clob;
import java.sql.Blob;
import java.sql.Timestamp;
import java.util.Date;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.List;
import java.util.Hashtable;
import java.util.Map;
import java.util.Map.Entry;

import org.apache.commons.lang.StringUtils;
import org.apache.log4j.Logger;

import javax.persistence.Query;
import javax.persistence.EntityManager;

import net.sf.minuteProject.architecture.query.QueryWhatInit;
import net.sf.minuteProject.architecture.query.impl.QueryCountInit;
import net.sf.minuteProject.architecture.query.impl.QuerySelectCountInit;
import net.sf.minuteProject.architecture.query.impl.QuerySelectInit;
import net.sf.minuteProject.architecture.query.impl.QuerySelectDistinctInit;
import net.sf.minuteProject.architecture.cache.SimpleCache;
import net.sf.minuteProject.architecture.filter.data.ClauseCriterion;
import net.sf.minuteProject.architecture.filter.data.Criteria;
import net.sf.minuteProject.architecture.filter.data.Criterion;
import net.sf.minuteProject.architecture.filter.data.InCriterion;
import net.sf.minuteProject.architecture.filter.data.OrderCriteria;
import net.sf.minuteProject.architecture.utils.BeanUtils;
import net.sf.mp.demo.conference.dao.face.conference.EvaluationExtDao;
import net.sf.mp.demo.conference.domain.conference.Evaluation;
import net.sf.mp.demo.conference.dao.impl.jpa.conference.EvaluationJPAImpl;

import net.sf.mp.demo.conference.dao.impl.jpa.conference.ConferenceMemberExtendedJPAImpl;
import net.sf.mp.demo.conference.dao.impl.jpa.conference.PresentationExtendedJPAImpl;
/**
*
* <p>Title: EvaluationExtendedJPAImpl</p>
*
* <p>Description: Interface of a Data access object dealing with EvaluationExtendedJPAImpl
* persistence. It offers a set of methods which allow for saving,
* deleting and searching EvaluationExtendedJPAImpl objects</p>
*
*/

public class EvaluationExtendedJPAImpl extends EvaluationJPAImpl implements EvaluationExtDao {

    private Logger log = Logger.getLogger(this.getClass());
   
    private SimpleCache simpleCache = new SimpleCache();
    private EntityManager emForRecursiveDao; // dao that needs other dao in a recursive manner not support by spring configuration

    public EvaluationExtendedJPAImpl () {}

    /**
     * generic to move after in superclass
     */
    public EvaluationExtendedJPAImpl (EntityManager emForRecursiveDao) {
       this.emForRecursiveDao = emForRecursiveDao;
    }
           
    /**
     * generic to move after in superclass
     */
    public List<Object[]> getSQLQueryResult(String query) {
       Query queryJ = getEntityManager().createNativeQuery(query);
       return queryJ.getResultList();           
    }


    /**
     * Inserts a Evaluation entity with cascade of its children
     * @param Evaluation evaluation
     */
    public void insertEvaluationWithCascade(Evaluation evaluation) {
      EvaluationExtendedJPAImpl evaluationextendedjpaimpl = new EvaluationExtendedJPAImpl(getEntityManager());
      evaluationextendedjpaimpl.insertEvaluationWithCascade(evaluationextendedjpaimpl.getEntityManagerForRecursiveDao(), evaluation);
    }
    
    public void insertEvaluationWithCascade(EntityManager emForRecursiveDao, Evaluation evaluation) {
       insertEvaluation(emForRecursiveDao, evaluation);
    }
       
    /**
     * Inserts a list of Evaluation entity with cascade of its children
     * @param List<Evaluation> evaluations
     */
    public void insertEvaluationsWithCascade(List<Evaluation> evaluations) {
       for (Evaluation evaluation : evaluations) {
          insertEvaluationWithCascade(evaluation);
       }
    }
       
    /**
     * lookup Evaluation entity Evaluation, criteria and max result number
     */
    public List<Evaluation> lookupEvaluation(Evaluation evaluation, Criteria criteria, Integer numberOfResult, EntityManager em) {
    boolean isWhereSet = false;
        StringBuffer query = new StringBuffer();
        query.append ("SELECT evaluation FROM Evaluation evaluation ");
        for (Criterion criterion : criteria.getClauseCriterions()) {
            query.append (getQueryWHERE_AND (isWhereSet));
            isWhereSet = true;  
            query.append(criterion.getExpression());     
        }
        OrderCriteria orderCriteria = criteria.getOrderCriteria();
        if (criteria.getOrderCriteria()!=null)
          query.append(orderCriteria.getExpression());   
        Query hquery = em.createQuery(query.toString());
        if (numberOfResult!=null)
            hquery.setMaxResults(numberOfResult);
        return hquery.getResultList();   
    }
   
    public List<Evaluation> lookupEvaluation(Evaluation evaluation, Criteria criteria, Integer numberOfResult) {
    return lookupEvaluation(evaluation, criteria, numberOfResult, getEntityManager());
    }

    public Integer updateNotNullOnlyEvaluation (Evaluation evaluation, Criteria criteria) {
        String queryWhat = getUpdateNotNullOnlyEvaluationQueryChunkPrototype (evaluation);
        StringBuffer query = new StringBuffer (queryWhat);
        boolean isWhereSet = false;
        for (Criterion criterion : criteria.getClauseCriterions()) {
            query.append (getQueryWHERE_AND (isWhereSet));
            isWhereSet = true;  
            query.append(criterion.getExpression());     
       
        Query jpaQuery = getEntityManager().createQuery(query.toString());
        isWhereSet = false;
        if (evaluation.getId() != null) {
           jpaQuery.setParameter ("id", evaluation.getId());
        }  
        if (evaluation.getConferenceMemberId() != null) {
           jpaQuery.setParameter ("conferenceMemberId", evaluation.getConferenceMemberId());
        }  
        if (evaluation.getPresentationId() != null) {
           jpaQuery.setParameter ("presentationId", evaluation.getPresentationId());
        }  
        if (evaluation.getStar() != null) {
           jpaQuery.setParameter ("star", evaluation.getStar());
        }  
        if (evaluation.getComment() != null) {
           jpaQuery.setParameter ("comment", evaluation.getComment());
        }  
        if (evaluation.getEvaluationDate() != null) {
           jpaQuery.setParameter ("evaluationDate", evaluation.getEvaluationDate());
        }  
    return jpaQuery.executeUpdate();          
    }
 
  public Evaluation affectEvaluation (Evaluation evaluation) {
      return referEvaluation (evaluation, false);       
  }
   
  /**
   * Assign the first evaluation retrieved corresponding to the evaluation criteria.
   * Blank criteria are mapped to null.
   * If no criteria is found, null is returned.
   * If there is no evaluation corresponding in the database. Then evaluation is inserted and returned with its primary key(s).
   */
  public Evaluation assignEvaluation (Evaluation evaluation) {
      return referEvaluation (evaluation, true)
  }
 
  public Evaluation referEvaluation (Evaluation evaluation, boolean isAssign) {
    evaluation = assignBlankToNull (evaluation);
    if (isAllNull(evaluation))
      return null;
    else {
      List<Evaluation> list = searchPrototypeEvaluation(evaluation);
      if (list.isEmpty()) {
          if (isAssign)
             insertEvaluation(evaluation);
          else
           return null;
      }
      else if (list.size()==1)
        evaluation.copy(list.get(0));
      else
        //TODO log error
        evaluation.copy(list.get(0));
    }
    return evaluation;       
  }

   public Evaluation assignEvaluationUseCache (Evaluation evaluation) {
      return referEvaluationUseCache (evaluation, true);
   }
         
   public Evaluation affectEvaluationUseCache (Evaluation evaluation) {
      return referEvaluationUseCache (evaluation, false);
   }
         
   public Evaluation referEvaluationUseCache (Evaluation evaluation, boolean isAssign) {
    String key = getCacheKey(null, evaluation, null, "assignEvaluation");
      Evaluation evaluationCache = (Evaluation)simpleCache.get(key);
      if (evaluationCache==null) {
         evaluationCache = referEvaluation (evaluation, isAssign);
         if (key!=null)
           simpleCache.put(key, evaluationCache);
      }
      evaluation.copy(evaluationCache);
      return evaluationCache;
  

  private String getCacheKey (Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation, String queryKey) {
      StringBuffer sb = new StringBuffer();
      sb.append(queryKey);
      if (evaluationWhat!=null)
         sb.append(evaluationWhat.toStringWithParents());
      if (positiveEvaluation!=null)
         sb.append(positiveEvaluation.toStringWithParents());
      if (negativeEvaluation!=null)
         sb.append(negativeEvaluation.toStringWithParents());
      return sb.toString();
  }
 
    public Evaluation partialLoadWithParentFirstEvaluation(Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation){
    List <Evaluation> list = partialLoadWithParentEvaluation(evaluationWhat, positiveEvaluation, negativeEvaluation);
    return (!list.isEmpty())?(Evaluation)list.get(0):null;
    }
   
    public Evaluation partialLoadWithParentFirstEvaluationUseCache(Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation, Boolean useCache){
    List <Evaluation> list = partialLoadWithParentEvaluationUseCache(evaluationWhat, positiveEvaluation, negativeEvaluation, useCache);
    return (!list.isEmpty())?(Evaluation)list.get(0):null;
    }
 
  public Evaluation partialLoadWithParentFirstEvaluationUseCacheOnResult(Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation, Boolean useCache){
    List <Evaluation> list = partialLoadWithParentEvaluationUseCacheOnResult(evaluationWhat, positiveEvaluation, negativeEvaluation, useCache);
    return (!list.isEmpty())?(Evaluation)list.get(0):null;
    }
  //
  protected List<Evaluation> partialLoadWithParentEvaluation(Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation, Integer nbOfResult, Boolean useCache) {
     return partialLoadWithParentEvaluation(evaluationWhat, positiveEvaluation, negativeEvaluation, new QuerySelectInit(), nbOfResult, useCache);
  }   

  protected List partialLoadWithParentEvaluationQueryResult (Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation, Integer nbOfResult, Boolean useCache) {
     return partialLoadWithParentEvaluationQueryResult (evaluationWhat, positiveEvaluation, negativeEvaluation, new QuerySelectInit(), nbOfResult, useCache);
 
   
    public List<Evaluation> getDistinctEvaluation(Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation) {
     return partialLoadWithParentEvaluation(evaluationWhat, positiveEvaluation, negativeEvaluation, new QuerySelectDistinctInit(), null, false);
  }
 
  public List<Evaluation> partialLoadWithParentEvaluation(Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation) {
     return partialLoadWithParentEvaluation(evaluationWhat, positiveEvaluation, negativeEvaluation, new QuerySelectInit(), null, false);
 
 
  public List<Evaluation> partialLoadWithParentEvaluationUseCacheOnResult(Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation, Boolean useCache) {
    String key = getCacheKey(evaluationWhat, positiveEvaluation, negativeEvaluation, "partialLoadWithParentEvaluation");
    List<Evaluation> list = (List<Evaluation>)simpleCache.get(key);
    if (list==null || list.isEmpty()) {
      list = partialLoadWithParentEvaluation(evaluationWhat, positiveEvaluation, negativeEvaluation);
      if (!list.isEmpty())
         simpleCache.put(key, list);
    }
    return list; 
 

  public List<Evaluation> partialLoadWithParentEvaluationUseCache(Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation, Boolean useCache) {
    String key = getCacheKey(evaluationWhat, positiveEvaluation, negativeEvaluation, "partialLoadWithParentEvaluation");
    List<Evaluation> list = (List<Evaluation>)simpleCache.get(key);
    if (list==null) {
      list = partialLoadWithParentEvaluation(evaluationWhat, positiveEvaluation, negativeEvaluation);
      simpleCache.put(key, list);
    }
    return list; 
 
 
  private List<Evaluation> handleLoadWithParentEvaluation(Map beanPath, List list, Evaluation evaluationWhat) {
      return handleLoadWithParentEvaluation(beanPath, list, evaluationWhat, true)
  }
 
  private List<Evaluation> handleLoadWithParentEvaluation(Map beanPath, List list, Evaluation evaluationWhat, boolean isHql) {
    if (beanPath.size()==1) {
      return handlePartialLoadWithParentEvaluationWithOneElementInRow(list, beanPath, evaluationWhat, isHql);
    }
    return handlePartialLoadWithParentEvaluation(list, beanPath, evaluationWhat, isHql)
  }
 
      // to set in super class 
  protected void populateEvaluation (Evaluation evaluation, Object value, String beanPath) throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
     BeanUtils.populateBeanObject(evaluation, beanPath, value);
  }
 
  protected void populateEvaluationFromSQL (Evaluation evaluation, Object value, String beanPath) throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
     BeanUtils.populateBeanObject(evaluation, beanPath, value);
  }
      // to set in super class BEWARE: genericity is only one level!!!!! first level is a copy second level is a reference!!! change to evaluation.clone() instead
  private Evaluation cloneEvaluation (Evaluation evaluation) throws IllegalAccessException, InvocationTargetException, InstantiationException, NoSuchMethodException {
    //return (Evaluation) BeanUtils.cloneBeanObject(evaluation);
     if (evaluation==null) return new Evaluation();
     return evaluation.clone();
  }
   
    // to set in super class
  private Object getBeanObjectInstance (Object bean) throws SecurityException, NoSuchMethodException, IllegalArgumentException, InstantiationException, IllegalAccessException, InvocationTargetException {
       return BeanUtils.getBeanObjectInstance(bean)
  }
  // to set in super class
  protected void populateObject (Object bean, Object value, String beanPath) throws IllegalAccessException, InvocationTargetException {
       BeanUtils.populateObject(bean, value, beanPath);
  }
 
  protected void populateObjectFromSQL (Object bean, Object value, String beanPath) throws IllegalAccessException, InvocationTargetException {
       BeanUtils.populateObject(bean, value, beanPath);
  }
 
    public List<Evaluation> countDistinct (Evaluation whatMask, Evaluation whereEqCriteria) {
       return partialLoadWithParentEvaluation(whatMask, whereEqCriteria, null, new QuerySelectCountInit("evaluation"), null, false);
    }  
     
    public Long count(Evaluation whereEqCriteria) {
        List<Evaluation> list = partialLoadWithParentEvaluation(null, whereEqCriteria, null, new QueryCountInit("evaluation"), null, false);   
      if (!list.isEmpty())
        return list.get(0).getCount__();
      return 0L;
    }
   
         
   public Evaluation getFirstEvaluationWhereConditionsAre (Evaluation evaluation) {
      List<Evaluation> list = partialLoadWithParentEvaluation(getDefaultEvaluationWhat(), evaluation, null, 1, false);
      if (list.isEmpty()) {
         return null;
      }
      else if (list.size()==1)
         return list.get(0);
      else
      //TODO log error
         return list.get(0)
  }

   private List getFirstResultWhereConditionsAre (Evaluation evaluation) {
      return  partialLoadWithParentEvaluationQueryResult(getDefaultEvaluationWhat(), evaluation, null, 1, false)
   }
  
   protected Evaluation getDefaultEvaluationWhat() {
      Evaluation evaluation = new Evaluation();
      evaluation.setId(Long.valueOf("-1"));
      return evaluation;
   }
  
  public Evaluation getFirstEvaluation (Evaluation evaluation) {
    if (isAllNull(evaluation))
      return null;
    else {
      List<Evaluation> list = searchPrototype (evaluation, 1);
      if (list.isEmpty()) {
        return null;
      }
      else if (list.size()==1)
        return list.get(0);
      else
        //TODO log error
        return list.get(0)
    }
  }
 
    /**
    * checks if the Evaluation entity exists
    */          
    public boolean existsEvaluation (Evaluation evaluation) {
       if (getFirstEvaluation(evaluation)!=null)
          return true;
       return false
    }
       
    public boolean existsEvaluationWhereConditionsAre (Evaluation evaluation) {
       if (getFirstResultWhereConditionsAre (evaluation).isEmpty())
          return false;
       return true
    }


 
  private int countPartialField (Evaluation evaluation) {
     int cpt = 0;
       if (evaluation.getId() != null) {
          cpt++;
       }
       if (evaluation.getConferenceMemberId() != null) {
          cpt++;
       }
       if (evaluation.getPresentationId() != null) {
          cpt++;
       }
       if (evaluation.getStar() != null) {
          cpt++;
       }
       if (evaluation.getComment() != null) {
          cpt++;
       }
       if (evaluation.getEvaluationDate() != null) {
          cpt++;
       }
       return cpt;
  }  
   
  public List<Evaluation> partialLoadWithParentEvaluation(Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation, QueryWhatInit queryWhatInit, Integer nbOfResult, Boolean useCache) {
    Map beanPath = new Hashtable();
    List list = partialLoadWithParentEvaluationJPAQueryResult (evaluationWhat, positiveEvaluation, negativeEvaluation, queryWhatInit, beanPath, nbOfResult, useCache);
    if (beanPath.size()==1) {
      return handlePartialLoadWithParentEvaluationWithOneElementInRow(list, beanPath, evaluationWhat, true);
    }
    return handlePartialLoadWithParentEvaluation(list, beanPath, evaluationWhat, true);
 

  private List partialLoadWithParentEvaluationQueryResult(Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation, QueryWhatInit queryWhatInit, Integer nbOfResult, Boolean useCache) {
    return partialLoadWithParentEvaluationJPAQueryResult (evaluationWhat, positiveEvaluation, negativeEvaluation, queryWhatInit, new Hashtable(), nbOfResult, useCache);
 
 
  private List partialLoadWithParentEvaluationJPAQueryResult(Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation, QueryWhatInit queryWhatInit, Map beanPath, Integer nbOfResult, Boolean useCache) {
    Query hquery = getPartialLoadWithParentEvaluationJPAQuery (evaluationWhat, positiveEvaluation, negativeEvaluation, beanPath, queryWhatInit, nbOfResult);
    return hquery.getResultList();
 
   /**
    * @returns an JPA Hsql query based on entity Evaluation and its parents and the maximum number of result
    */
  protected Query getPartialLoadWithParentEvaluationJPAQuery (Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation, Map beanPath, QueryWhatInit queryWhatInit, Integer nbOfResult) {
     Query query = getEntityManager().createQuery(getPartialLoadWithParentEvaluationHsqlQuery (evaluationWhat, positiveEvaluation, negativeEvaluation, beanPath, queryWhatInit));
     if (nbOfResult!=null)
        query.setMaxResults(nbOfResult);
     return query;
  }
 
  private List<Evaluation> handlePartialLoadWithParentEvaluation(List<Object[]> list, Map<Integer, String> beanPath, Evaluation evaluationWhat, boolean isJql) {
    try {
      return convertPartialLoadWithParentEvaluation(list, beanPath, evaluationWhat);
    } catch (Exception ex) {
      log.error("Error conversion list from handlePartialLoadWithParentEvaluation, message:"+ex.getMessage());
      return new ArrayList<Evaluation>();
    }
    }

  private List<Evaluation> handlePartialLoadWithParentEvaluationWithOneElementInRow(List<Object> list, Map<Integer, String> beanPath, Evaluation evaluationWhat, boolean isJql) {
    try {
      return convertPartialLoadWithParentEvaluationWithOneElementInRow(list, beanPath, evaluationWhat);
    } catch (Exception ex) {
      log.error("Error conversion list from handlePartialLoadWithParentEvaluationWithOneElementInRow, message:"+ex.getMessage());
      return new ArrayList<Evaluation>();
    }
    }
     
   private List<Evaluation> convertPartialLoadWithParentEvaluation(List<Object[]> list, Map<Integer, String> beanPath, Evaluation evaluationWhat) throws IllegalAccessException, InvocationTargetException, InstantiationException, NoSuchMethodException {
     List<Evaluation> resultList = new ArrayList<Evaluation>();
     for (Object[] row : list) {   
        Evaluation evaluation = cloneEvaluation (evaluationWhat);
        Iterator<Entry<Integer, String>> iter = beanPath.entrySet().iterator()
        while (iter.hasNext()) {
           Entry entry = iter.next();
           populateEvaluation (evaluation, row[(Integer)entry.getKey()], (String)entry.getValue());
        }
        resultList.add(evaluation);
     }
     return resultList;   
  
   
   private List<Evaluation> convertPartialLoadWithParentEvaluationWithOneElementInRow(List<Object> list, Map<Integer, String> beanPath, Evaluation evaluationWhat) throws IllegalAccessException, InvocationTargetException, InstantiationException, NoSuchMethodException {
     List<Evaluation> resultList = new ArrayList<Evaluation>();
     for (Object row : list) {   
        Evaluation evaluation = cloneEvaluation (evaluationWhat);
        Iterator<Entry<Integer, String>> iter = beanPath.entrySet().iterator()
        while (iter.hasNext()) {
           Entry entry = iter.next();
           populateEvaluation (evaluation, row, (String)entry.getValue());
        }
        resultList.add(evaluation);
     }    
     return resultList;   
   }
  
  public List partialLoadWithParentForBean(Object bean, Evaluation evaluationWhat, Evaluation positiveEvaluation, Evaluation negativeEvaluation) {
    Map beanPath = new Hashtable();
    Query hquery = getPartialLoadWithParentEvaluationJPAQuery (evaluationWhat, positiveEvaluation, negativeEvaluation, beanPath, new QuerySelectInit(), null);
        List<Object[]> list = hquery.getResultList();
    return handlePartialLoadWithParentForBean(list, beanPath, bean);
   
//   to set in super class
  private List handlePartialLoadWithParentForBean(List<Object[]> list, Map<Integer, String> beanPath, Object bean) {
    try {
      return convertPartialLoadWithParentForBean(list, beanPath, bean);
    } catch (Exception ex) {
      //TODO log ex
      return new ArrayList();
    }
    }
  // to set in super class
  private List convertPartialLoadWithParentForBean(List<Object[]> list, Map<Integer, String> beanPath, Object bean) throws IllegalAccessException, InvocationTargetException, InstantiationException, NoSuchMethodException {
    List resultList = new ArrayList();
    for (Object[] row : list) {   
       Object result = getBeanObjectInstance(bean);
       Iterator<Entry<Integer, String>> iter = beanPath.entrySet().iterator()
       while (iter.hasNext()) {
        Entry entry = iter.next();
        populateObject (result, row[(Integer)entry.getKey()], getFieldFromBeanPath((String)entry.getValue()));
      }
      resultList.add(result);
    }
    return resultList;   
   
 

 
  // to set in super class
  private String getFieldFromBeanPath(String beanPath) {
     String result = StringUtils.substringAfterLast(beanPath, ".");
     if (result.equals(""))
     return beanPath;
     return result;
  }

   /**
    *
    * partial on entity and its parents load enables to specify the fields you want to load explicitly
    */
  public String getPartialLoadWithParentEvaluationHsqlQuery (Evaluation evaluation, Evaluation positiveEvaluation, Evaluation negativeEvaluation, Map beanPath, QueryWhatInit queryWhatInit) {
    Hashtable aliasWhatHt = new Hashtable();
    String what = getPartialLoadWithParentEvaluationQuery (evaluation, null, aliasWhatHt, null, null, beanPath, "", queryWhatInit);
    Hashtable aliasWhereHt = new Hashtable();
    String where = getPartialLoadWithParentWhereEvaluationQuery (positiveEvaluation, null, aliasWhatHt, aliasWhereHt, null, null);
    String whereHow = reconciliateWherePath(aliasWhatHt, aliasWhereHt);
    String how = reconciliateHowPath(aliasWhatHt, aliasWhereHt);
    String whereConcat = "";
    if (where!=null && !where.equals("") && whereHow!=null && !whereHow.equals(""))
      whereConcat=" AND ";
    return what+" FROM "+how +" WHERE "+whereHow+ whereConcat +where;
  }
   
  /**
    * partial on a single entity load enables to specify the fields you want to load explicitly
    */        
  public List<Evaluation> partialLoadEvaluation(Evaluation evaluation, Evaluation positiveEvaluation, Evaluation negativeEvaluation) {
      Query hquery = getEntityManager().createQuery(getPartialLoadEvaluationQuery (evaluation, positiveEvaluation, negativeEvaluation));
    int countPartialField = countPartialField(evaluation);
    if (countPartialField==0)
       return new ArrayList<Evaluation>();
    List list = hquery.getResultList();
    Iterator iter = list.iterator();
    List<Evaluation> returnList = new ArrayList<Evaluation>();
    while(iter.hasNext()) {
         int index = 0;
         Object[] row;
         if (countPartialField==1) {
          row = new Object[1];
          row[0] = iter.next();
         } else
          row = (Object[]) iter.next();
       Evaluation evaluationResult = new Evaluation();
           if (evaluation.getId() != null) {
        evaluationResult.setId((Long) row[index]);
        index++;
           }
           if (evaluation.getConferenceMemberId() != null) {
        evaluationResult.setConferenceMemberId_((Long) row[index]);
        index++;
           }
           if (evaluation.getPresentationId() != null) {
        evaluationResult.setPresentationId_((Long) row[index]);
        index++;
           }
           if (evaluation.getStar() != null) {
        evaluationResult.setStar((Integer) row[index]);
        index++;
           }
           if (evaluation.getComment() != null) {
        evaluationResult.setComment((String) row[index]);
        index++;
           }
           if (evaluation.getEvaluationDate() != null) {
        evaluationResult.setEvaluationDate((Timestamp) row[index]);
        index++;
           }
           returnList.add(evaluationResult);
        }
      return returnList;
  }

  public static String getPartialLoadWithParentWhereEvaluationQuery (
     Evaluation evaluation, Boolean isWhereSet, Hashtable aliasHt, Hashtable aliasWhereHt, String childAlias, String childFKAlias) {
     if (evaluation==null)
        return "";
     String alias = null;
     if (aliasWhereHt == null) {
        aliasWhereHt = new Hashtable();
     }
     if (isLookedUp(evaluation)){
        alias = getNextAlias (aliasWhereHt, evaluation);
      aliasWhereHt.put (getAliasKey(alias), getAliasConnection(alias, childAlias, childFKAlias));
     }
     if (isWhereSet == null)
          isWhereSet = false;
       StringBuffer query = new StringBuffer();
       if (evaluation.getId() != null) {
           query.append (getQueryBLANK_AND (isWhereSet));
       isWhereSet = true;
           query.append(" "+alias+".id = "+ evaluation.getId() + " ");
       }
       if (evaluation.getConferenceMemberId() != null) {
           query.append (getQueryBLANK_AND (isWhereSet));
       isWhereSet = true;
           query.append(" "+alias+".conferenceMemberId = "+ evaluation.getConferenceMemberId() + " ");
       }
       if (evaluation.getPresentationId() != null) {
           query.append (getQueryBLANK_AND (isWhereSet));
       isWhereSet = true;
           query.append(" "+alias+".presentationId = "+ evaluation.getPresentationId() + " ");
       }
       if (evaluation.getStar() != null) {
           query.append (getQueryBLANK_AND (isWhereSet));
       isWhereSet = true;
           query.append(" "+alias+".star = "+ evaluation.getStar() + " ");
       }
       if (evaluation.getComment() != null) {
           query.append (getQueryBLANK_AND (isWhereSet));
       isWhereSet = true;
           query.append(" "+alias+".comment = '"+ evaluation.getComment()+"' ");
       }
       if (evaluation.getEvaluationDate() != null) {
           query.append (getQueryBLANK_AND (isWhereSet));
       isWhereSet = true;
           query.append(" "+alias+".evaluationDate = '"+ evaluation.getEvaluationDate()+"' ");
       }
       if (evaluation.getConferenceMemberId()!=null) {
        String chunck = net.sf.mp.demo.conference.dao.impl.jpa.conference.ConferenceMemberExtendedJPAImpl.getPartialLoadWithParentWhereConferenceMemberQuery(
          evaluation.getConferenceMemberId(),
        isWhereSet, aliasHt, aliasWhereHt, alias, "conferenceMemberId");
      if (chunck!=null && !chunck.equals("")) {
         query.append(chunck);
         isWhereSet=true;
      }     
     }
       if (evaluation.getPresentationId()!=null) {
        String chunck = net.sf.mp.demo.conference.dao.impl.jpa.conference.PresentationExtendedJPAImpl.getPartialLoadWithParentWherePresentationQuery(
          evaluation.getPresentationId(),
        isWhereSet, aliasHt, aliasWhereHt, alias, "presentationId");
      if (chunck!=null && !chunck.equals("")) {
         query.append(chunck);
         isWhereSet=true;
      }     
     }
     return query.toString();
    }
 
  public static String reconciliateWherePath(Hashtable aliasWhatHt, Hashtable aliasWhereHt) {
     StringBuffer sb = new StringBuffer();
     boolean isBlankSet = false;
     aliasWhatHt.putAll(aliasWhereHt);
     Enumeration<String> elements = aliasWhatHt.elements();
     while (elements.hasMoreElements()) {
      String element = elements.nextElement();
      if (!element.equals("")) {
         sb.append (getQueryBLANK_AND (isBlankSet));
         isBlankSet=true;
         sb.append(element);
      }
     }
     return sb.toString();
  }
 
  public static String reconciliateHowPath(Hashtable aliasWhatHt, Hashtable aliasWhereHt) {
     StringBuffer sb = new StringBuffer();
     boolean isBlankSet = false;
     aliasWhatHt.putAll(aliasWhereHt);
     Enumeration<String> keys = aliasWhatHt.keys();
     while (keys.hasMoreElements()) {
      String key = keys.nextElement();
      sb.append (getQueryBLANK_COMMA (isBlankSet));
      isBlankSet = true;
      sb.append(getAliasKeyDomain(key)+" "+getAliasKeyAlias(key));
     }
     return sb.toString();
  }
 
  protected static String getRootDomainName (String domainName) {
    return StringUtils.substringBefore(domainName, "_");
  }
 
    public static String getPartialLoadWithParentEvaluationQuery (
     Evaluation evaluation, Boolean isWhereSet, Hashtable aliasHt, String childAlias, String childFKAlias, Map beanPath, String rootPath, QueryWhatInit queryWhatInit) {
     if (evaluation==null)
        return "";
     String alias = null;
     if (aliasHt == null) {
        aliasHt = new Hashtable();
     }
     if (isLookedUp(evaluation)){
        alias = getNextAlias (aliasHt, evaluation);
      aliasHt.put (getAliasKey(alias), getAliasConnection(alias, childAlias, childFKAlias));
     }
     if (isWhereSet == null)
          isWhereSet = false;
       StringBuffer query = new StringBuffer();
       if (evaluation.getId() != null) {
          query.append (queryWhatInit.getWhatInit (isWhereSet));
          isWhereSet = true;
          beanPath.put(beanPath.size(), rootPath+"id");
          query.append(" "+alias+".id ");
       }
       if (evaluation.getConferenceMemberId() != null) {
          query.append (queryWhatInit.getWhatInit (isWhereSet));
          isWhereSet = true;
          beanPath.put(beanPath.size(), rootPath+"conferenceMemberId");
          query.append(" "+alias+".conferenceMemberId ");
       }
       if (evaluation.getPresentationId() != null) {
          query.append (queryWhatInit.getWhatInit (isWhereSet));
          isWhereSet = true;
          beanPath.put(beanPath.size(), rootPath+"presentationId");
          query.append(" "+alias+".presentationId ");
       }
       if (evaluation.getStar() != null) {
          query.append (queryWhatInit.getWhatInit (isWhereSet));
          isWhereSet = true;
          beanPath.put(beanPath.size(), rootPath+"star");
          query.append(" "+alias+".star ");
       }
       if (evaluation.getComment() != null) {
          query.append (queryWhatInit.getWhatInit (isWhereSet));
          isWhereSet = true;
          beanPath.put(beanPath.size(), rootPath+"comment");
          query.append(" "+alias+".comment ");
       }
       if (evaluation.getEvaluationDate() != null) {
          query.append (queryWhatInit.getWhatInit (isWhereSet));
          isWhereSet = true;
          beanPath.put(beanPath.size(), rootPath+"evaluationDate");
          query.append(" "+alias+".evaluationDate ");
       }
       if (evaluation.getConferenceMemberId()!=null) {
        String chunck = net.sf.mp.demo.conference.dao.impl.jpa.conference.ConferenceMemberExtendedJPAImpl.getPartialLoadWithParentConferenceMemberQuery(
          evaluation.getConferenceMemberId(),
        isWhereSet, aliasHt, alias, "conferenceMemberId", beanPath, rootPath+"conferenceMemberId.", queryWhatInit);
      if (chunck!=null && !chunck.equals("")) {
         query.append(chunck);
         isWhereSet=true;
      }
     } 
       if (evaluation.getPresentationId()!=null) {
        String chunck = net.sf.mp.demo.conference.dao.impl.jpa.conference.PresentationExtendedJPAImpl.getPartialLoadWithParentPresentationQuery(
          evaluation.getPresentationId(),
        isWhereSet, aliasHt, alias, "presentationId", beanPath, rootPath+"presentationId.", queryWhatInit);
      if (chunck!=null && !chunck.equals("")) {
         query.append(chunck);
         isWhereSet=true;
      }
     } 
//       query.append(getEvaluationSearchEqualQuery (positiveEvaluation, negativeEvaluation));
     return query.toString();
    }
 
  protected static String getAliasConnection(String existingAlias, String childAlias, String childFKAlias) {
    if (childAlias==null)
       return "";
    return childAlias+"."+childFKAlias+" = "+existingAlias+"."+"id";
  }
 
  protected static String getAliasKey (String alias) {
    //TODO this is a temporary solution use a dedicated object in BslaHiberateDaoSupport
    return "Evaluation|"+alias;
  }
 
  protected static String getAliasKeyAlias (String aliasKey) {
    //TODO this is a temporary solution use a dedicated object in BslaHiberateDaoSupport
    return StringUtils.substringAfter(aliasKey, "|");
  }
 
  protected static String getAliasKeyDomain (String aliasKey) {
    //TODO this is a temporary solution use a dedicated object in BslaHiberateDaoSupport
    return StringUtils.substringBefore(aliasKey, "|");
  }
 
  protected static String getNextAlias (Hashtable aliasHt, Evaluation evaluation) {
    int cptSameAlias = 0;
    Enumeration<String> keys = aliasHt.keys();
    while (keys.hasMoreElements()) {
      String key = keys.nextElement();
      if (key.startsWith("evaluation"))
        cptSameAlias++;
    }
    if (cptSameAlias==0)
      return "evaluation";
    else
      return "evaluation_"+cptSameAlias;
  }
 
 
  protected static boolean isLookedUp (Evaluation evaluation) {
     if (evaluation==null)
      return false;
       if (evaluation.getId() != null) {
        return true;
       }
       if (evaluation.getConferenceMemberId() != null) {
        return true;
       }
       if (evaluation.getPresentationId() != null) {
        return true;
       }
       if (evaluation.getStar() != null) {
        return true;
       }
       if (evaluation.getComment() != null) {
        return true;
       }
       if (evaluation.getEvaluationDate() != null) {
        return true;
       }
       if (evaluation.getConferenceMemberId()!=null) {
        return true;
    
       if (evaluation.getPresentationId()!=null) {
        return true;
    
       return false;  
  }
 
    public String getPartialLoadEvaluationQuery(
     Evaluation evaluation,
     Evaluation positiveEvaluation,
     Evaluation negativeEvaluation) {
       boolean isWhereSet = false;
       StringBuffer query = new StringBuffer();
       if (evaluation.getId() != null) {
          query.append (getQuerySelectComma (isWhereSet));
          isWhereSet = true;
          query.append(" id ");
       }
       if (evaluation.getConferenceMemberId() != null) {
          query.append (getQuerySelectComma (isWhereSet));
          isWhereSet = true;
          query.append(" conferenceMemberId ");
       }
       if (evaluation.getPresentationId() != null) {
          query.append (getQuerySelectComma (isWhereSet));
          isWhereSet = true;
          query.append(" presentationId ");
       }
       if (evaluation.getStar() != null) {
          query.append (getQuerySelectComma (isWhereSet));
          isWhereSet = true;
          query.append(" star ");
       }
       if (evaluation.getComment() != null) {
          query.append (getQuerySelectComma (isWhereSet));
          isWhereSet = true;
          query.append(" comment ");
       }
       if (evaluation.getEvaluationDate() != null) {
          query.append (getQuerySelectComma (isWhereSet));
          isWhereSet = true;
          query.append(" evaluationDate ");
       }
       query.append(getEvaluationSearchEqualQuery (positiveEvaluation, negativeEvaluation));
     return query.toString();
    }
 
  public List<Evaluation> searchPrototypeWithCacheEvaluation(Evaluation evaluation) {
    SimpleCache simpleCache = new SimpleCache();
    List<Evaluation> list = (List<Evaluation>)simpleCache.get(evaluation.toString());
    if (list==null) {
      list = searchPrototypeEvaluation(evaluation);
      simpleCache.put(evaluation.toString(), list);
    }
    return list;
  }

    public List<Evaluation> loadGraph(Evaluation graphMaskWhat, List<Evaluation> whereMask) {
        return loadGraphOneLevel(graphMaskWhat, whereMask);
    }
    public List<Evaluation> loadGraphOneLevel(Evaluation graphMaskWhat, List<Evaluation> whereMask) {
        //first get roots element from where list mask
        // this brings the level 0 of the graph (root level)
        graphMaskWhat.setId(graphMaskWhat.longMask__);
        List<Evaluation> evaluations = searchPrototypeEvaluation (whereMask);
        // for each sub level perform the search with a subquery then reassemble
        // 1. get all sublevel queries
        // 2. perform queries on the correct dao
        // 3. reassemble
        return getLoadGraphOneLevel (graphMaskWhat, evaluations);
    }

  private List<Evaluation> copy(List<Evaluation> inputs) {
    List<Evaluation> l = new ArrayList<Evaluation>();
    for (Evaluation input : inputs) {
      Evaluation copy = new Evaluation();
      copy.copy(input);
      l.add(copy);
    }
    return l;
  }
    
  private List<Evaluation> getLoadGraphOneLevel (Evaluation graphMaskWhat, List<Evaluation> parents) {
      return loadGraphFromParentKey (graphMaskWhat, parents);
  }
 
  public List<Evaluation> loadGraphFromParentKey (Evaluation graphMaskWhat, List<Evaluation> parents) {
    //foreach children:
    //check if not empty take first
    parents = copy (parents); //working with detached entities to avoid unnecessary sql calls
    if (parents==null || parents.isEmpty())
       return parents;
    List<String> ids = getPk (parents);
    return parents;
  }
 
  private List<String> getPk(List<Evaluation> input) {
    List<String> s = new ArrayList<String>();
    for (Evaluation t : input) {
      s.add(t.getId()+"");
    }
    return s;
  }

  private Criteria getFkCriteria(String field, List<String> ids) {
    Criteria criteria = new Criteria();
    criteria.addCriterion(getInPk(field, ids));
    return criteria;
  }

  private ClauseCriterion getInPk(String field, List<String> ids) {
    InCriterion inCriterion = new InCriterion(field, ids, true);
    return inCriterion;
  }     
   
   
    public EntityManager getEntityManagerForRecursiveDao() {
    return emForRecursiveDao;
  }

  public void setEntityManagerForRecursiveDao(EntityManager emForRecursiveDao) {
    this.emForRecursiveDao = emForRecursiveDao;
  }
 
   
}
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