forked from fanruan/finekit
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
60 lines
1.6 KiB
60 lines
1.6 KiB
package com.fanruan.api.data.open; |
|
|
|
import com.fanruan.api.err.TableDataException; |
|
import com.fr.data.AbstractDataModel; |
|
|
|
/** |
|
* @author richie |
|
* @version 10.0 |
|
* Created by richie on 2019-09-04 |
|
* 二维表模型 |
|
*/ |
|
public abstract class BaseDataModel extends AbstractDataModel { |
|
|
|
/** |
|
* 获取数据集的列数 |
|
* |
|
* @return 列数 |
|
* @throws TableDataException 如果获取数据集列数失败，则抛出此异常 |
|
*/ |
|
@Override |
|
public abstract int getColumnCount() throws TableDataException; |
|
|
|
/** |
|
* 获取数据集指定列的列名 |
|
* |
|
* @param rowIndex 列序号 |
|
* @return 类名 |
|
* @throws TableDataException 如果获取列名失败，则抛出此异常 |
|
*/ |
|
@Override |
|
public abstract String getColumnName(int rowIndex) throws TableDataException; |
|
|
|
/** |
|
* 湖区数据集的行数 |
|
* |
|
* @return 行数 |
|
* @throws TableDataException 如果获取数据集行数失败，则抛出此异常 |
|
*/ |
|
@Override |
|
public abstract int getRowCount() throws TableDataException; |
|
|
|
/** |
|
* 获取数据集中指定位置的值 |
|
* |
|
* @param rowIndex 行 |
|
* @param columnIndex 列 |
|
* @return 值 |
|
* @throws TableDataException 如果获取值失败，则抛出此异常 |
|
*/ |
|
@Override |
|
public abstract Object getValueAt(int rowIndex, int columnIndex) throws TableDataException; |
|
|
|
/** |
|
* 释放一些构建数据集过程中占用的资源 |
|
* |
|
* @throws Exception 释放资源时发生错误，则抛出此异常 |
|
*/ |
|
@Override |
|
public abstract void release() throws Exception; |
|
}
|
|
|