| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.carbondata.spark |
| |
| import org.apache.carbondata.common.exceptions.sql.MalformedCarbonCommandException |
| import org.apache.carbondata.core.metadata.schema.table.column.ColumnSchema |
| |
| /** |
| * Carbon column validator |
| */ |
| class CarbonColumnValidator extends ColumnValidator { |
| def validateColumns(allColumns: Seq[ColumnSchema]) { |
| allColumns.foreach { columnSchema => |
| val colWithSameId = allColumns.filter { x => |
| x.getColumnUniqueId.equals(columnSchema.getColumnUniqueId) |
| } |
| if (colWithSameId.size > 1) { |
| throw new MalformedCarbonCommandException("Two column can not have same columnId") |
| } |
| } |
| } |
| } |
