| /* |
| * 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. |
| */ |
| |
| /* |
| * This source file is based on code taken from SQLLine 1.0.2 |
| * See SQLLine notice in LICENSE |
| */ |
| package org.apache.hive.beeline; |
| |
| /** |
| * Abstract OutputFormat. |
| * |
| */ |
| abstract class AbstractOutputFormat implements OutputFormat { |
| |
| @Override |
| public int print(Rows rows) { |
| int count = 0; |
| Rows.Row header = (Rows.Row) rows.next(); |
| printHeader(header); |
| |
| while (rows.hasNext()) { |
| printRow(rows, header, (Rows.Row) rows.next()); |
| count++; |
| } |
| printFooter(header); |
| return count; |
| } |
| |
| |
| abstract void printHeader(Rows.Row header); |
| |
| abstract void printFooter(Rows.Row header); |
| |
| abstract void printRow(Rows rows, Rows.Row header, Rows.Row row); |
| } |