Exemplo n.º 1
0
  public void visit(CaseExpression caseExpression) throws Exception {
    if (caseExpression.getSwitchExpression() != null) {
      caseExpression.getSwitchExpression().accept(this);
    }
    if (caseExpression.getWhenClauses() != null) {
      for (Expression exp : caseExpression.getWhenClauses()) {
        exp.accept(this);
      }
    }

    if (caseExpression.getElseExpression() != null) {
      caseExpression.getElseExpression().accept(this);
    }
  }
Exemplo n.º 2
0
  /** @brief The following functions override functions of the interfaces. */
  public void visit(PlainSelect plainSelect) throws Exception {
    if (plainSelect.getFromItem() != null) {
      if (plainSelect.getFromItem().getAlias() != null) {
        this.aliasTableNameList.add(plainSelect.getFromItem().getAlias().getName());
      }
      plainSelect.getFromItem().accept(this);
    }

    if (plainSelect.getJoins() != null) {
      for (Iterator joinsIt = plainSelect.getJoins().iterator(); joinsIt.hasNext(); ) {
        Join join = (Join) joinsIt.next();
        if (join.getRightItem().getAlias() != null) {
          this.aliasTableNameList.add(join.getRightItem().getAlias().getName());
        }
        if (join.getOnExpression() != null) {
          join.getOnExpression().accept(this);
        }
        join.getRightItem().accept(this);
      }
    }

    // Select selectItem From fromItem, joinItem Where whereClause.
    if (plainSelect.getSelectItems() != null) {
      for (SelectItem selectItem : plainSelect.getSelectItems()) {
        selectItem.accept(this);
      }
    }

    if (plainSelect.getWhere() != null) {
      plainSelect.getWhere().accept(this);
    }

    if (plainSelect.getGroupByColumnReferences() != null) {
      for (Iterator groupByIt = plainSelect.getGroupByColumnReferences().iterator();
          groupByIt.hasNext(); ) {
        Expression groupBy = (Expression) groupByIt.next();
        groupBy.accept(this);
      }
    }

    if (plainSelect.getClusterByElements() != null) {
      for (Iterator clusterByit = plainSelect.getClusterByElements().iterator();
          clusterByit.hasNext(); ) {
        ClusterByElement clusterByElement = (ClusterByElement) clusterByit.next();
        visit(clusterByElement);
      }
    }

    if (plainSelect.getDistributeByElements() != null) {
      for (Iterator distributeByIt = plainSelect.getDistributeByElements().iterator();
          distributeByIt.hasNext(); ) {
        DistributeByElement distributeByElement = (DistributeByElement) distributeByIt.next();
        visit(distributeByElement);
      }
    }

    if (plainSelect.getOrderByElements() != null) {
      for (Iterator orderByIt = plainSelect.getOrderByElements().iterator();
          orderByIt.hasNext(); ) {
        OrderByElement orderByElement = (OrderByElement) orderByIt.next();
        orderByElement.accept(this);
      }
    }

    if (plainSelect.getSortByElements() != null) {
      for (Iterator sortByIt = plainSelect.getSortByElements().iterator(); sortByIt.hasNext(); ) {
        SortByElement sortByElement = (SortByElement) sortByIt.next();
        visit(sortByElement);
      }
    }

    if (plainSelect.getHaving() != null) {
      plainSelect.getHaving().accept(this);
    }
  }
Exemplo n.º 3
0
 public void visit(ExpressionList expressionList) throws Exception {
   for (Iterator iter = expressionList.getExpressions().iterator(); iter.hasNext(); ) {
     Expression expression = (Expression) iter.next();
     expression.accept(this);
   }
 }
Exemplo n.º 4
0
 public void visit(Function function) throws Exception {
   if (function.getParameters() == null) return;
   for (Expression exp : function.getParameters().getExpressions()) {
     exp.accept(this);
   }
 }