| /** |
| * 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.netbeans.modules.db.metadata.model.api; |
| |
| import java.util.Collection; |
| |
| /** |
| * A tuple is something that is represented by a set of rows, with each |
| * row being represented by one or more columns |
| * |
| * @author David |
| */ |
| public abstract class Tuple extends MetadataElement { |
| /** |
| * Returns the columns in this tuple. |
| * |
| * @return the columns. |
| * @throws MetadataException if an error occurs while retrieving the metadata. |
| */ |
| public abstract Collection<Column> getColumns(); |
| |
| /** |
| * Returns the column with the given name. |
| * |
| * @param name a column name. |
| * @return a column named {@code name} or {@code null} if there is no such column. |
| * @throws MetadataException if an error occurs while retrieving the metadata. |
| */ |
| public abstract Column getColumn(String name); |
| |
| /** |
| * Returns the schema containing this tuple. |
| * |
| * @return the parent schema. |
| * @since 0.8 |
| */ |
| public abstract Schema getParent(); |
| } |