import com.hp.hpl.jena.sparql.expr.ExprAggregator; //导入依赖的package包/类
@Override
public Table groupBy(Table table, VarExprList groupVars, List<ExprAggregator> aggregators)
{
    QueryIterator qIter = table.iterator(getExecContext()) ;
    qIter = new QueryIterGroup(qIter, groupVars, aggregators, getExecContext()) ;
    return new TableN(qIter) ;
}
 

import com.hp.hpl.jena.sparql.expr.ExprAggregator; //导入依赖的package包/类
@Override
   public void visit(ExprAggregator eAgg) {
eAgg.visit(visitor);
   }
 

import com.hp.hpl.jena.sparql.expr.ExprAggregator; //导入依赖的package包/类
@Override
public void visit(ExprAggregator eAgg) {
    throw new UnsupportedOperationException("ExprAggregator not supported yet.");
}
 

import com.hp.hpl.jena.sparql.expr.ExprAggregator; //导入依赖的package包/类
@Override
public void visit(ExprAggregator eAgg) {
	throw new UnsupportedOperationException("ExprAggregator not supported yet.");
}
 

import com.hp.hpl.jena.sparql.expr.ExprAggregator; //导入依赖的package包/类
public void visit(ExprAggregator eAgg) {
	this.resultExpr = eAgg;
}
 

import com.hp.hpl.jena.sparql.expr.ExprAggregator; //导入依赖的package包/类
public void visit(ExprAggregator eAgg) {
	conversionFailed(eAgg);
}
 

import com.hp.hpl.jena.sparql.expr.ExprAggregator; //导入依赖的package包/类
@Override
public void visit(ExprAggregator eAgg) {
	log(eAgg);
}
 

import com.hp.hpl.jena.sparql.expr.ExprAggregator; //导入依赖的package包/类
public Table groupBy(Table table, VarExprList groupVars, List<ExprAggregator> aggregators) ;