Java Criteria.getAlias方法代码示例

import org.hibernate.Criteria; //导入方法依赖的package包/类
private void createAliasCriteriaMap() {
	aliasCriteriaMap.put( rootCriteria.getAlias(), rootCriteria );
	Iterator<CriteriaImpl.Subcriteria> iter = rootCriteria.iterateSubcriteria();
	while ( iter.hasNext() ) {
		Criteria subcriteria = iter.next();
		if ( subcriteria.getAlias() != null ) {
			Object old = aliasCriteriaMap.put( subcriteria.getAlias(), subcriteria );
			if ( old != null ) {
				throw new QueryException( "duplicate alias: " + subcriteria.getAlias() );
			}
		}
	}
}
 

import org.hibernate.Criteria; //导入方法依赖的package包/类
private void createCriteriaSQLAliasMap() {
	int i = 0;
	for(final Criteria crit : criteriaInfoMap.keySet()){
		final CriteriaInfoProvider value = criteriaInfoMap.get( crit );
		String alias = crit.getAlias();
		if ( alias == null ) {
			// the entity name
			alias = value.getName();
		}
		criteriaSQLAliasMap.put( crit, StringHelper.generateAlias( alias, i++ ) );
	}

	criteriaSQLAliasMap.put( rootCriteria, rootSQLAlias );
}
 

import org.hibernate.Criteria; //导入方法依赖的package包/类
private void createAliasCriteriaMap() {
	aliasCriteriaMap.put( rootCriteria.getAlias(), rootCriteria );
	Iterator<CustomCriteriaImpl.Subcriteria> iter = rootCriteria.iterateSubcriteria();
	while ( iter.hasNext() ) {
		Criteria subcriteria = iter.next();
		if ( subcriteria.getAlias() != null ) {
			Object old = aliasCriteriaMap.put( subcriteria.getAlias(), subcriteria );
			if ( old != null ) {
				throw new QueryException( "duplicate alias: " + subcriteria.getAlias() );
			}
		}
	}
}
 

import org.hibernate.Criteria; //导入方法依赖的package包/类
private void createCriteriaSQLAliasMap() {
	int i = 0;
	for ( final Criteria crit : criteriaInfoMap.keySet() ) {
		final CriteriaInfoProvider value = criteriaInfoMap.get( crit );
		String alias = crit.getAlias();
		if ( alias == null ) {
			// the entity name
			alias = value.getName();
		}
		criteriaSQLAliasMap.put( crit, StringHelper.generateAlias( alias, i++ ) );
	}

	criteriaSQLAliasMap.put( rootCriteria, rootSQLAlias );
}
 

import org.hibernate.Criteria; //导入方法依赖的package包/类
@Override
protected String generateTableAlias(int n, PropertyPath path, Joinable joinable) {
	// TODO: deal with side-effects (changes to includeInResultRowList, userAliasList, resultTypeList)!!!

	// for collection-of-entity, we are called twice for given "path"
	// once for the collection Joinable, once for the entity Joinable.
	// the second call will/must "consume" the alias + perform side effects according to consumesEntityAlias()
	// for collection-of-other, however, there is only one call 
	// it must "consume" the alias + perform side effects, despite what consumeEntityAlias() return says
	// 
	// note: the logic for adding to the userAliasList is still strictly based on consumesEntityAlias return value
	boolean checkForSqlAlias = joinable.consumesEntityAlias();

	if ( !checkForSqlAlias && joinable.isCollection() ) {
		// is it a collection-of-other (component or value) ?
		CollectionPersister collectionPersister = (CollectionPersister)joinable;
		Type elementType = collectionPersister.getElementType();
		if ( elementType.isComponentType() || !elementType.isEntityType() ) {
			checkForSqlAlias = true;
			}
	}

	String sqlAlias = null;

	if ( checkForSqlAlias ) {
		final Criteria subcriteria = translator.getCriteria( path.getFullPath() );
		sqlAlias = subcriteria==null ? null : translator.getSQLAlias(subcriteria);
		
		if (joinable.consumesEntityAlias() && ! translator.hasProjection()) {
			includeInResultRowList.add( subcriteria != null && subcriteria.getAlias() != null );
			if (sqlAlias!=null) {
				if ( subcriteria.getAlias() != null ) {
					userAliasList.add( subcriteria.getAlias() );
					resultTypeList.add( translator.getResultType( subcriteria ) );
				}
			}
		}
	}

	if (sqlAlias == null) {
		sqlAlias = super.generateTableAlias( n + translator.getSQLAliasCount(), path, joinable );
	}

	return sqlAlias;
}