/*
* Copyright 1999-2017 Alibaba Group Holding Ltd.
*
* 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.alibaba.druid.sql.dialect.oracle.ast.clause;
import java.util.ArrayList;
import java.util.List;
import com.alibaba.druid.sql.ast.expr.SQLIdentifierExpr;
import com.alibaba.druid.sql.ast.statement.SQLSelectOrderByItem;
import com.alibaba.druid.sql.dialect.oracle.ast.OracleSQLObjectImpl;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleASTVisitor;
public class SearchClause extends OracleSQLObjectImpl {
public static enum Type {
DEPTH, BREADTH
}
private Type type;
private final List<SQLSelectOrderByItem> items = new ArrayList<SQLSelectOrderByItem>();
private SQLIdentifierExpr orderingColumn;
public Type getType() {
return type;
}
public void setType(Type type) {
this.type = type;
}
public List<SQLSelectOrderByItem> getItems() {
return items;
}
public void addItem(SQLSelectOrderByItem item) {
if (item != null) {
item.setParent(this);
}
this.items.add(item);
}
public SQLIdentifierExpr getOrderingColumn() {
return orderingColumn;
}
public void setOrderingColumn(SQLIdentifierExpr orderingColumn) {
this.orderingColumn = orderingColumn;
}
@Override
public void accept0(OracleASTVisitor visitor) {
if (visitor.visit(this)) {
acceptChild(visitor, items);
acceptChild(visitor, orderingColumn);
}
visitor.endVisit(this);
}
}