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NextReports Server allows you to schedule NextReports and Jasper reports and to automatically deliver reports via E-mail, FTP, SSH, Windows Share, WebDAV to your business contacts in most popular file formats like HTML, EXCEL, PDF, RTF, CSV, TSV, TXT, XML. NextReports Server will present your charts, table reports and alarm reports in real time inside dashboards. Users can perform data analyze using drill-down and pivot structures.

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/*
 * 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 ro.nextreports.server.api.client;

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

//import org.apache.axis.encoding.Base64;

/**
 * @author Decebal Suiu
 */
public class ResultSetDTO {

	private Object[][] rows;
	private String[] binaryRows;
	private boolean isBinary;
	private ResultSetMetaDataDTO metaData;

	// used on the server side to prepare the data for transfer (to the client)
	@SuppressWarnings("unchecked")
	public ResultSetDTO(ResultSet aRS, boolean useBinary) {
		try {
			ResultSetMetaData rsMD = aRS.getMetaData();
			int maxCol = rsMD.getColumnCount();
			LinkedList curRow, newRow, allRows = new LinkedList();
			Object curObj;

			while (aRS.next()) {
				newRow = new LinkedList();
				for (int i = 0; i < maxCol; i++) {
					curObj = aRS.getObject(i + 1);
					/*
					if (curObj == null) {
						curObj = new String("null");
					}
					*/
					newRow.add(curObj);
				}

				allRows.add(newRow);
			}

			int maxRow = allRows.size();
			rows = new Object[maxRow][maxCol];
			for (int i = 0; i < maxRow; i++) {
				curRow = (LinkedList) allRows.get(i);
				for (int j = 0; j < maxCol; j++) {
					rows[i][j] = curRow.get(j);
				}
			}

			if (useBinary) {
				encodeRows();
			}

			this.metaData = new ResultSetMetaDataDTO(aRS.getMetaData());
			// release the database resource
			aRS.close();
		} catch (SQLException e) {
			System.err.println("SQLException: " + e);
		}
	}

	public void encodeRows() {
		int maxRow = rows.length;
		String[] res = new String[maxRow];

		for (int curRowNum = 0; curRowNum < maxRow; curRowNum++) {
			// TODO
			// res[curRowNum]=Base64.encode(net.sourceforge.ws_jdbc.shared.BinaryConversion.pack(rows[curRowNum]));
		}

		binaryRows = res;

		isBinary = true;
		rows = null;
	}

	public Object[][] getRows() {
		return rows;
	}

	public void setRows(Object[][] newRows) {
		rows = newRows;
		isBinary = false;
	}

	public String[] getBinaryRows() {
		return binaryRows;
	}

	public void setBinaryRows(String[] newRows) {
		binaryRows = newRows;
		isBinary = true;
	}

	public boolean isBinary() {
		return isBinary;
	}

	public ResultSetMetaDataDTO getMetaData() {
		return metaData;
	}

	public void setMetaData(ResultSetMetaDataDTO newMetaData) {
		metaData = newMetaData;
	}

	public int getNumRows() {
		if (!isBinary && rows != null) {
			return rows.length;
		} else if (isBinary && binaryRows != null) {
			return binaryRows.length;
		} else {
			return 0;
		}
	}
	
}