io.github.benas.easybatch.jdbc.JdbcRecord Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of easybatch-jdbc Show documentation
Easy Batch jdbc module
The newest version!
/*
 * The MIT License
 *
 *   Copyright (c) 2014, benas ([email protected])
 *
 *   Permission is hereby granted, free of charge, to any person obtaining a copy
 *   of this software and associated documentation files (the "Software"), to deal
 *   in the Software without restriction, including without limitation the rights
 *   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 *   copies of the Software, and to permit persons to whom the Software is
 *   furnished to do so, subject to the following conditions:
 *
 *   The above copyright notice and this permission notice shall be included in
 *   all copies or substantial portions of the Software.
 *
 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 *   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 *   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 *   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 *   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 *   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 *   THE SOFTWARE.
 */

package io.github.benas.easybatch.jdbc;

import io.github.benas.easybatch.core.api.Record;

import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;

/**
 * A {@link Record} implementation that has database row as raw content.
 *
 * @author benas ([email protected])
 */
public class JdbcRecord implements Record {

    /**
     * The record number.
     */
    private int recordNumber;

    /**
     * The record raw content.
     */
    private ResultSet resultSet;

    public JdbcRecord(final int recordNumber, final ResultSet resultSet) {
        this.recordNumber = recordNumber;
        this.resultSet = resultSet;
    }

    @Override
    public int getNumber() {
        return recordNumber;
    }

    @Override
    public ResultSet getRawContent() {
        return resultSet;
    }

    // override toString because it is used by easy batch engine for logging errors if any
    @Override
    public String toString() {
        StringBuilder stringBuilder = new StringBuilder("");
        try {
            ResultSetMetaData resultSetMetaData = resultSet.getMetaData();
            int columnCount = resultSetMetaData.getColumnCount();
            for (int i = 1; i < columnCount + 1; i++) {
                String name = resultSetMetaData.getColumnName(i);
                stringBuilder.append(name).append("=").append(resultSet.getString(i)).append("|");
            }
        } catch (SQLException e) {
            throw new RuntimeException("An exception occurred during toString of record " + resultSet, e);
        }
        return stringBuilder.toString();

    }
}