| package edu.uci.ics.asterix.aql.expression; |
| |
| import java.util.List; |
| |
| import edu.uci.ics.asterix.aql.base.Clause; |
| import edu.uci.ics.asterix.aql.expression.visitor.IAqlExpressionVisitor; |
| import edu.uci.ics.asterix.aql.expression.visitor.IAqlVisitorWithVoidReturn; |
| import edu.uci.ics.asterix.common.exceptions.AsterixException; |
| |
| public class GroupbyClause implements Clause { |
| |
| private List<GbyVariableExpressionPair> gbyPairList; |
| private List<GbyVariableExpressionPair> decorPairList; |
| private List<VariableExpr> withVarList; |
| private boolean hashGroupByHint; |
| |
| public GroupbyClause() { |
| } |
| |
| public GroupbyClause(List<GbyVariableExpressionPair> gbyPairList, List<GbyVariableExpressionPair> decorPairList, |
| List<VariableExpr> withVarList, boolean hashGroupByHint) { |
| this.gbyPairList = gbyPairList; |
| this.setDecorPairList(decorPairList); |
| this.withVarList = withVarList; |
| this.hashGroupByHint = hashGroupByHint; |
| } |
| |
| public List<GbyVariableExpressionPair> getGbyPairList() { |
| return gbyPairList; |
| } |
| |
| public void setGbyPairList(List<GbyVariableExpressionPair> vePairList) { |
| this.gbyPairList = vePairList; |
| } |
| |
| public List<VariableExpr> getWithVarList() { |
| return withVarList; |
| } |
| |
| public void setWithVarList(List<VariableExpr> withVarList) { |
| this.withVarList = withVarList; |
| } |
| |
| @Override |
| public ClauseType getClauseType() { |
| return ClauseType.GROUP_BY_CLAUSE; |
| } |
| |
| @Override |
| public <T> void accept(IAqlVisitorWithVoidReturn<T> visitor, T arg) throws AsterixException { |
| visitor.visit(this, arg); |
| } |
| |
| @Override |
| public <R, T> R accept(IAqlExpressionVisitor<R, T> visitor, T arg) throws AsterixException { |
| return visitor.visitGroupbyClause(this, arg); |
| } |
| |
| public void setDecorPairList(List<GbyVariableExpressionPair> decorPairList) { |
| this.decorPairList = decorPairList; |
| } |
| |
| public List<GbyVariableExpressionPair> getDecorPairList() { |
| return decorPairList; |
| } |
| |
| public void setHashGroupByHint(boolean hashGroupByHint) { |
| this.hashGroupByHint = hashGroupByHint; |
| } |
| |
| public boolean hasHashGroupByHint() { |
| return hashGroupByHint; |
| } |
| } |