How to use

error

method

in

com.speedment.common.logger.Logger

private void commitSilently(ConnectionInfo connectionInfo) {
  try {
    if (connectionInfo != null) {
      connectionInfo.ifNotInTransaction(c -> c.setAutoCommit(true));
    }
  } catch (SQLException e) {
    LOGGER.error(e, "Failed to commit connection upon close");
  }
}

protected void finallyClose(Runnable r) {
  try {
    r.run();
  } catch (Exception e) {
    LOGGER.error(e);
    throw e;
  } finally {
    close();
  }
}

private void closeSilently(final AutoCloseable closeable) {
  actionSilently(closeable, AutoCloseable::close, "closing");
  try {
    if (closeable != null) {
      closeable.close();
    }
  } catch (Exception e) {
    LOGGER.error(e, "Error closing " + closeable);
    // Just log the error. No re-throw
  }
}

private <T> void actionSilently(final T actionTarget, ThrowingConsumer<T> action, String actionLabel) {
  try {
    if (actionTarget != null) {
      action.accept(actionTarget);
    }
  } catch (Exception e) {
    LOGGER.error(e, "Error " + actionLabel + " " + actionTarget);
    // Just log the error. No re-throw
  }
}

protected boolean finallyCloseBoolean(BooleanSupplier bs) {
  try {
    return bs.getAsBoolean();
  } catch (Exception e) {
    LOGGER.error(e);
    throw e;
  } finally {
    close();
  }
}

protected <T> T finallyCloseReference(Supplier<T> s) {
  try {
    return s.get();
  } catch (Exception e) {
    LOGGER.error(e);
    throw e;
  } finally {
    close();
  }
}

protected void executeInTransaction(
  final Dbms dbms,
  final Connection conn,
  final List<? extends SqlStatement> sqlStatementList
) throws SQLException {
  requireNonNull(dbms);
  requireNonNull(conn);
  requireNonNull(sqlStatementList);
  assertNotClosed();
  final AtomicReference<SqlStatement> lastSqlStatement = new AtomicReference<>();
  try {
    executeSqlStatementList(sqlStatementList, lastSqlStatement, dbms, conn);
    postSuccessfulTransaction(sqlStatementList);
  } catch (SQLException sqlEx) {
    LOGGER.error("SqlStatementList: " + sqlStatementList);
    LOGGER.error("SQL: " + lastSqlStatement);
    LOGGER.error(sqlEx, sqlEx.getMessage());
    throw sqlEx;
  }
}

public static Properties loadProperties(Logger logger, File configFile) {
  final Properties properties = new Properties();
  if (configFile.exists() && configFile.canRead()) {
    try (final InputStream in = new FileInputStream(configFile)) {
      properties.load(in);
    } catch (final IOException ex) {
      final String err = "Error loading default settings from "
        + configFile.getAbsolutePath() + "-file.";
      logger.error(ex, err);
      throw new RuntimeException(err, ex);
    }
  } else {
    logger.info(
      "No configuration file '"
      + configFile.getAbsolutePath() + "' found."
    );
  }
  return properties;
}

private void discard(PoolableConnection connection) {
  requireNonNull(connection);
  LOGGER_CONNECTION.debug("Discard: %s", connection);
  try {
    connection.rawClose();
  } catch (SQLException sqle) {
    LOGGER_CONNECTION.error(sqle, "Error closing a connection.");
  }
}

private boolean isValidOrNull(PoolableConnection connection) {
  // connection nullable
  try {
    return connection == null || (connection.getExpires() > System.currentTimeMillis() && !connection.isClosed());
  } catch (SQLException sqle) {
    LOGGER_CONNECTION.error(sqle, "Error while checking if a connection is closed.");
    return false;
  }
}

  "' in class '" + value.getClass().getName() +
  "' of type '" + field.getType() + "'.";
LOGGER_INSTANCE.error(ex, err);
throw new RuntimeException(err, ex);

protected long finallyCloseLong(LongSupplier lp) {
  try {
    return lp.getAsLong();
  } catch (Exception e) {
    LOGGER.error(e);
    throw e;
  } finally {
    close();
  }
}

protected int finallyCloseInt(IntSupplier is) {
  try {
    return is.getAsInt();
  } catch (Exception e) {
    LOGGER.error(e);
    throw e;
  } finally {
    close();
  }
}

protected double finallyCloseDouble(DoubleSupplier ds) {
  try {
    return ds.getAsDouble();
  } catch (Exception e) {
    LOGGER.error(e);
    throw e;
  } finally {
    close();
  }
}

public void writeToFile(TranslatorManager delegator, Path codePath, String content, boolean overwriteExisting) {
  requireNonNulls(codePath, content);
  try {
    if (overwriteExisting || !codePath.toFile().exists()) {
      final Path hashPath = codePath.getParent()
        .resolve(secretFolderName())
        .resolve(HASH_PREFIX + codePath.getFileName().toString() + HASH_SUFFIX);
      write(hashPath, HashUtil.md5(content), true);
      write(codePath, content, false);
      fileCounter.incrementAndGet();
    }
  } catch (final IOException ex) {
    LOGGER.error(ex, "Failed to write file " + codePath);
  }
  LOGGER.trace("*** BEGIN File:" + codePath);
  Stream.of(content.split(Formatting.nl())).forEachOrdered(LOGGER::trace);
  LOGGER.trace("*** END   File:" + codePath);
}

@Override
public Connection newConnection(
  final String uri,
  final String username,
  final char[] password
) {
  try {
    final Connection connection = DriverManager.getConnection(uri, username, charsToString(password));
    LOGGER_CONNECTION.debug("New external connection: %s", connection);
    return connection;
  } catch (final SQLException ex) {
    final String msg = "Unable to get connection using url \"" + uri
      + "\", user = \"" + username
      + "\", password = \"********\".";
    LOGGER_CONNECTION.error(ex, msg);
    throw new SpeedmentException(msg, ex);
  }
}

@Override
public void execute(Speedment speedment) throws MojoExecutionException, MojoFailureException {
  getLog().info("Generating code using JSON configuration file: '" + configLocation().toAbsolutePath() + "'.");
  
  if (hasConfigFile()) {
    try {
      final Project project = speedment.getOrThrow(ProjectComponent.class).getProject();
      speedment.getOrThrow(TranslatorManager.class).accept(project);
      // after generating the speedment code, the package location needs to be added as a source folder
      if (!mavenProject.getCompileSourceRoots().contains(mavenProject.getBasedir().getAbsolutePath() + "/" + project.getPackageLocation())) {
        System.out.println("adding new source location");
        mavenProject.addCompileSourceRoot(mavenProject.getBasedir().getAbsolutePath() + "/" + project.getPackageLocation());
      }
    } catch (final Exception ex) {
      final String err = "Error parsing configFile file.";
      LOGGER.error(ex, err);
      getLog().error(err);
      throw new MojoExecutionException(err, ex);
    }
  } else {
    final String err = "To run speedment:generate a valid configFile needs to be specified.";
    getLog().error(err);
    throw new MojoExecutionException(err);
  }
}

@Override
public void newProject() {
  try {
    MainApp.setInjector(injector.newBuilder().build());
    final MainApp app    = new MainApp();
    final Stage newStage = new Stage();
    app.start(newStage);
  } catch (final Exception e) {
    LOGGER.error(e);
    showError("Could not create empty project", e.getMessage(), e);
  }
}

protected void validateRuntimeConfig(Injector injector) {
  LOGGER.debug("Validating Runtime Configuration");
  final Project project = injector.getOrThrow(ProjectComponent.class)
    .getProject();
  
  if (project == null) {
    throw new SpeedmentException("No project defined");
  }
  project.dbmses().forEach(d -> {
    final String typeName = d.getTypeName();
    final Optional<DbmsType> oDbmsType = injector.getOrThrow(
      DbmsHandlerComponent.class).findByName(typeName);
    
    if (!oDbmsType.isPresent()) {
      throw new SpeedmentException("The database type " + typeName + 
        " is not registered with the " + 
        DbmsHandlerComponent.class.getSimpleName());
    }
    final DbmsType dbmsType = oDbmsType.get();
    
    if (!dbmsType.isSupported()) {
      LOGGER.error("The database driver class " + dbmsType.getDriverName() + 
        " is not available. Make sure to include it in your " + 
        "class path (e.g. in the POM file)"
      );
    }
  });
}

/**
 * Retrieves data about he window settings from the previous session and applies 
 * them to the stage. These settings include window size, position and if
 * it was maximized or not.
 * 
 * @param stage  the stage to apply these settings to
 * @param name   the name under which we stored the settings
 */
public static void applyStoredDisplaySettings(Stage stage, String name){
  try {
    if( PREFERENCES.nodeExists(name) ){
      Preferences stagePreferences = PREFERENCES.node(name);
      boolean wasMaximized = stagePreferences.getBoolean(WINDOW_MAXIMIZED, false);
      if( wasMaximized ){
        stage.setMaximized(true);
      } else {
        stage.setX( stagePreferences.getDouble(WINDOW_X_POS, DEFUALT_X));
        stage.setY( stagePreferences.getDouble(WINDOW_Y_POS, DEFUALT_Y));
        stage.setWidth( stagePreferences.getDouble(WINDOW_WIDTH,  DEFUALT_WIDTH));
        stage.setHeight(stagePreferences.getDouble(WINDOW_HEIGHT, DEFUALT_HEIHGT));
      }                
    }
  } catch (BackingStoreException ex) {
    LOGGER.error(ex, "Could not access preferences for window " + name);
  }
}