How to use

isAutoFill

method

in

org.scijava.module.ModuleItem

private ModuleItem<?> getSingleInput(final Module module, final Class<?> type) {
  if (moduleService == null || convertService == null) return null;
  // Check the actual class first
  ModuleItem<?> item = moduleService.getSingleInput(module, type);
  if (item == null || !item.isAutoFill()) {
    // No match, so check look for classes that can be converted from the specified type
    final Collection<Class<?>> compatibleClasses = convertService.getCompatibleOutputClasses(type);
    item = moduleService.getSingleInput(module, compatibleClasses);
  }
  if (item == null || !item.isAutoFill()) return null;
  return item;
}

/**
 * Helper method to look up the name of singleton module inputs of a given
 * type.
 *
 * @param module Module to check for single input
 * @param type Type of single input to look for
 * @return If the given module has exactly one input of the specified type,
 *         return that input's name. Otherwise null;
 */
protected String getSingleInput(final Module module, final Class<?> type) {
  if (moduleService == null) return null;
  final ModuleItem<?> item = moduleService.getSingleInput(module, type);
  if (item == null || !item.isAutoFill()) return null;
  return item.getName();
}

/**
 * Helper method to look up the name of singleton module inputs of a given
 * type.
 *
 * @param module Module to check for single input
 * @param type Type of single input to look for
 * @return If the given module has exactly one input of the specified type,
 *         return that input's name. Otherwise null;
 */
protected String getSingleInput(final Module module, final Class<?> type) {
  if (moduleService == null) return null;
  final ModuleItem<?> item = moduleService.getSingleInput(module, type);
  if (item == null || !item.isAutoFill()) return null;
  return item.getName();
}

private ModuleItem<?> getSingleItem(final Module module,
  final Collection<Class<?>> types, final Iterable<ModuleItem<?>> items)
{
  ModuleItem<?> result = null;
  for (final ModuleItem<?> item : items) {
    final String name = item.getName();
    final boolean resolved = module.isInputResolved(name);
    if (resolved) continue; // skip resolved inputs
    if (!item.isAutoFill()) continue; // skip unfillable inputs
    final Class<?> itemType = item.getType();
    for (final Class<?> type : types) {
      if (type.isAssignableFrom(itemType)) {
        if (result != null) return null; // multiple matching module items
        result = item;
        // This module item matches, so no need to check more classes.
        break;
      }
    }
  }
  return result;
}

private ModuleItem<?> getSingleItem(final Module module,
  final Collection<Class<?>> types, final Iterable<ModuleItem<?>> items)
{
  ModuleItem<?> result = null;
  for (final ModuleItem<?> item : items) {
    final String name = item.getName();
    final boolean resolved = module.isInputResolved(name);
    if (resolved) continue; // skip resolved inputs
    if (!item.isAutoFill()) continue; // skip unfillable inputs
    final Class<?> itemType = item.getType();
    for (final Class<?> type : types) {
      if (type.isAssignableFrom(itemType)) {
        if (result != null) return null; // multiple matching module items
        result = item;
        // This module item matches, so no need to check more classes.
        break;
      }
    }
  }
  return result;
}

@Override
public void process(final Module module) {
  if (logService == null || moduleService == null) return;
  final ModuleItem<?> loggerInput = moduleService.getSingleInput(module,
    Logger.class);
  if (loggerInput == null || !loggerInput.isAutoFill()) return;
  String loggerName = loggerInput.getLabel();
  if(loggerName == null || loggerName.isEmpty())
    loggerName = module.getDelegateObject().getClass().getSimpleName();
  Logger logger = logService.subLogger(loggerName);
  final String name = loggerInput.getName();
  module.setInput(name, logger);
  module.resolveInput(name);
}

@Override
public void process(final Module module) {
  if (logService == null || moduleService == null) return;
  final ModuleItem<?> loggerInput = moduleService.getSingleInput(module,
    Logger.class);
  if (loggerInput == null || !loggerInput.isAutoFill()) return;
  String loggerName = loggerInput.getLabel();
  if(loggerName == null || loggerName.isEmpty())
    loggerName = module.getDelegateObject().getClass().getSimpleName();
  Logger logger = logService.subLogger(loggerName);
  final String name = loggerInput.getName();
  module.setInput(name, logger);
  module.resolveInput(name);
}

@Override
public void process(final Module module) {
  for (final ModuleItem<?> input : module.getInfo().inputs()) {
    if (!input.isAutoFill()) continue; // cannot auto-fill this input
    final Class<?> type = input.getType();
    if (Gateway.class.isAssignableFrom(type)) {
      // input is a gateway
      @SuppressWarnings("unchecked")
      final ModuleItem<? extends Gateway> gatewayInput =
        (ModuleItem<? extends Gateway>) input;
      setGatewayValue(getContext(), module, gatewayInput);
    }
  }
}

@Override
public void process(final Module module) {
  for (final ModuleItem<?> input : module.getInfo().inputs()) {
    if (!input.isAutoFill()) continue; // cannot auto-fill this input
    final Class<?> type = input.getType();
    if (Gateway.class.isAssignableFrom(type)) {
      // input is a gateway
      @SuppressWarnings("unchecked")
      final ModuleItem<? extends Gateway> gatewayInput =
        (ModuleItem<? extends Gateway>) input;
      setGatewayValue(getContext(), module, gatewayInput);
    }
  }
}

@Override
public void process(final Module module) {
  if (uiService == null) return; // no UI service available
  final UserInterface ui = uiService.getDefaultUI();
  if (ui == null) return; // no default UI
  for (final ModuleItem<?> input : module.getInfo().inputs()) {
    if (!input.isAutoFill()) continue; // cannot auto-fill this input
    final Class<?> type = input.getType();
    if (type.isAssignableFrom(ui.getClass())) {
      // input is a compatible UI
      final String name = input.getName();
      module.setInput(name, ui);
      module.resolveInput(name);
    }
  }
}

@Override
public void process(final Module module) {
  if (uiService == null) return; // no UI service available
  final UserInterface ui = uiService.getDefaultUI();
  if (ui == null) return; // no default UI
  for (final ModuleItem<?> input : module.getInfo().inputs()) {
    if (!input.isAutoFill()) continue; // cannot auto-fill this input
    final Class<?> type = input.getType();
    if (type.isAssignableFrom(ui.getClass())) {
      // input is a compatible UI
      final String name = input.getName();
      module.setInput(name, ui);
      module.resolveInput(name);
    }
  }
}

@Override
public void process(final Module module) {
  for (final ModuleItem<?> input : module.getInfo().inputs()) {
    if (!input.isAutoFill()) continue; // cannot auto-fill this input
    final Class<?> type = input.getType();
    if (Service.class.isAssignableFrom(type)) {
      // input is a service
      @SuppressWarnings("unchecked")
      final ModuleItem<? extends Service> serviceInput =
        (ModuleItem<? extends Service>) input;
      setServiceValue(getContext(), module, serviceInput);
    }
    if (type.isAssignableFrom(getContext().getClass())) {
      // input is a compatible context
      final String name = input.getName();
      module.setInput(name, getContext());
      module.resolveInput(name);
    }
  }
}

@Override
public void process(final Module module) {
  for (final ModuleItem<?> input : module.getInfo().inputs()) {
    if (!input.isAutoFill()) continue; // cannot auto-fill this input
    final Class<?> type = input.getType();
    if (Service.class.isAssignableFrom(type)) {
      // input is a service
      @SuppressWarnings("unchecked")
      final ModuleItem<? extends Service> serviceInput =
        (ModuleItem<? extends Service>) input;
      setServiceValue(getContext(), module, serviceInput);
    }
    if (type.isAssignableFrom(getContext().getClass())) {
      // input is a compatible context
      final String name = input.getName();
      module.setInput(name, getContext());
      module.resolveInput(name);
    }
  }
}

@Override
public void process(final Module module) {
  if (displayService == null || moduleService == null) return;
  final ModuleItem<?> displayInput =
    moduleService.getSingleInput(module, Display.class);
  if (displayInput == null || !displayInput.isAutoFill()) return;
  @SuppressWarnings("unchecked")
  final Class<? extends Display<?>> displayType =
    (Class<? extends Display<?>>) displayInput.getType();
  final Display<?> activeDisplay =
    displayService.getActiveDisplay(displayType);
  if (activeDisplay == null) return;
  final String name = displayInput.getName();
  module.setInput(name, activeDisplay);
  module.resolveInput(name);
}

@Override
public void process(final Module module) {
  if (displayService == null || moduleService == null) return;
  final ModuleItem<?> displayInput =
    moduleService.getSingleInput(module, Display.class);
  if (displayInput == null || !displayInput.isAutoFill()) return;
  @SuppressWarnings("unchecked")
  final Class<? extends Display<?>> displayType =
    (Class<? extends Display<?>>) displayInput.getType();
  final Display<?> activeDisplay =
    displayService.getActiveDisplay(displayType);
  if (activeDisplay == null) return;
  final String name = displayInput.getName();
  module.setInput(name, activeDisplay);
  module.resolveInput(name);
}