/** * Copyright 2011-2013 Akiban Technologies, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.akiban.sql.parser; import com.akiban.sql.StandardException; public class GroupConcatNode extends AggregateNode { private String sep; private OrderByList orderCols; @Override public void init(Object value, Object aggClass, Object distinct, Object aggName, Object orderCols, Object sep) throws StandardException { super.init(value, aggClass, distinct, aggName); this.orderCols = (OrderByList) orderCols; this.sep = (String) sep; } @Override public void copyFrom(QueryTreeNode node) throws StandardException { super.copyFrom(node); GroupConcatNode other = (GroupConcatNode) node; this.sep = other.sep; this.orderCols = (OrderByList) getNodeFactory().copyNode(other.orderCols, getParserContext()); } @Override void acceptChildren(Visitor v) throws StandardException { super.acceptChildren(v); if (orderCols != null) orderCols.acceptChildren(v); } /** * @inheritDoc */ @Override protected boolean isEquivalent(ValueNode o) throws StandardException { if (!isSameNodeType(o)) return false; GroupConcatNode other = (GroupConcatNode) o; return this.sep.equals(other.sep) && this.orderCols.equals(other.orderCols); } @Override public String toString() { return super.toString() + "\nseparator: " + sep + "\norderyByList: "+ orderCols; } public String getSeparator() { return sep; } public OrderByList getOrderBy() { return orderCols; } }