| /* |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.hadoop.hive.metastore.client.builder; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hive.metastore.api.MetaException; |
| import org.apache.hadoop.hive.metastore.api.SQLNotNullConstraint; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Builder for {@link SQLNotNullConstraint}. Only requires what {@link ConstraintBuilder} requires. |
| */ |
| public class SQLNotNullConstraintBuilder extends ConstraintBuilder<SQLNotNullConstraintBuilder> { |
| |
| public SQLNotNullConstraintBuilder() { |
| super.setChild(this); |
| } |
| |
| public SQLNotNullConstraintBuilder setColName(String colName) { |
| assert columns.isEmpty(); |
| columns.add(colName); |
| return this; |
| } |
| |
| public List<SQLNotNullConstraint> build(Configuration conf) throws MetaException { |
| checkBuildable("not_null_constraint", conf); |
| List<SQLNotNullConstraint> uc = new ArrayList<>(columns.size()); |
| for (String column : columns) { |
| SQLNotNullConstraint c = new SQLNotNullConstraint(catName, dbName, tableName, columns.get(0), |
| constraintName, enable, validate, rely); |
| uc.add(c); |
| } |
| return uc; |
| } |
| } |