67 lines
2.1 KiB
Java
67 lines
2.1 KiB
Java
package fi.lpam.ruokamanageri.dataluokat;
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import fi.lpam.gui.virheDialogit.SiirtoVirhe;
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import fi.lpam.Main;
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import org.apache.commons.lang3.SystemUtils;
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import java.io.*;
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import java.sql.*;
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import java.util.Objects;
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public class Tietokanta {
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private static String osoite;
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private static String dbPath = SystemUtils.getUserHome().getAbsolutePath() + "\\OneDrive\\Kuljetusruokasovellus\\tietokanta.db";
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public Tietokanta(boolean dev) {
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if (dev) dbPath = "testikanta.db";
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File file = new File(dbPath);
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try {
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boolean _ = file.getParentFile().mkdirs();
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boolean _ = file.createNewFile();
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}
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catch (Exception _) {}
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osoite = "jdbc:sqlite:" + file.getAbsolutePath();
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try (Connection conn = haeYhteys()) {
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InputStream is = Objects.requireNonNull(Main.class.getClassLoader().getResourceAsStream("tietokanta.sql"));
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BufferedReader br = new BufferedReader(new InputStreamReader(is));
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String sql = br.readAllAsString();
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for (String query : sql.split(";")) {
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conn.createStatement().execute(query);
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}
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}
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catch (SQLException | IOException e) {
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handleException(e);
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}
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//Lisää laskutustietokenttä Asiakkaat tauluun
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try (Connection conn = haeYhteys()) {
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Statement stmt = conn.createStatement();
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stmt.execute("alter table asiakkaat add column laskutustieto TEXT");
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}
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catch (SQLException e) {
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if (!e.getMessage().contains("duplicate column name: laskutustieto")) {
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handleException(e);
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}
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}
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}
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public static Connection haeYhteys() {
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Connection connection = null;
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try {
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connection = DriverManager.getConnection(osoite);
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} catch (SQLException e) {
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handleException(e);
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}
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return connection;
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}
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private static void handleException(Exception e) {
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SiirtoVirhe virhe = new SiirtoVirhe(e);
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virhe.showAndWait();
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}
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} |