Examples with One reactor.core.publisher.Sinks.One used on opensource projects

Example 1 with One

use of reactor.core.publisher.Sinks.One in project sirius-components by eclipse-sirius.

the class EditingContextEventProcessor method handleInput.

private void handleInput(One<IPayload> payloadSink, IInput input) {
    if (input instanceof DeleteRepresentationInput) {
        DeleteRepresentationInput deleteRepresentationInput = (DeleteRepresentationInput) input;
        this.disposeRepresentation(deleteRepresentationInput.getRepresentationId());
    }
    // @formatter:off
    Optional<IEditingContextEventHandler> optionalEditingContextEventHandler = this.editingContextEventHandlers.stream().filter(handler -> handler.canHandle(this.editingContext, input)).findFirst();
    if (optionalEditingContextEventHandler.isPresent()) {
        IEditingContextEventHandler editingContextEventHandler = optionalEditingContextEventHandler.get();
        editingContextEventHandler.handle(payloadSink, this.changeDescriptionSink, this.editingContext, input);
    } else {
        // $NON-NLS-1$
        this.logger.warn("No handler found for event: {}", input);
    }
}

Example 2 with One

use of reactor.core.publisher.Sinks.One in project sirius-components by eclipse-sirius.

the class GetToolSectionsEventHandler method handle.

@Override
public void handle(One<IPayload> payloadSink, Many<ChangeDescription> changeDescriptionSink, IEditingContext editingContext, IDiagramContext diagramContext, IDiagramInput diagramInput) {
    this.counter.increment();
    ChangeDescription changeDescription = new ChangeDescription(ChangeKind.NOTHING, editingContext.getId(), diagramInput);
    IPayload payload = null;
    if (diagramInput instanceof GetToolSectionsInput) {
        GetToolSectionsInput toolSectionsInput = (GetToolSectionsInput) diagramInput;
        String diagramElementId = toolSectionsInput.getDiagramElementId();
        Diagram diagram = diagramContext.getDiagram();
        // @formatter:off
        var optionalDiagramDescription = this.representationDescriptionSearchService.findById(editingContext, diagram.getDescriptionId()).filter(DiagramDescription.class::isInstance).map(DiagramDescription.class::cast);
        // @formatter:on
        if (optionalDiagramDescription.isPresent()) {
            DiagramDescription diagramDescription = optionalDiagramDescription.get();
            var optionalToolSectionsProvider = this.toolSectionsProviders.stream().filter(toolSectionProvider -> toolSectionProvider.canHandle(diagramDescription)).findFirst();
            var optionalTargetElement = this.findTargetElement(diagram, diagramElementId, editingContext);
            var optionalDiagramElement = this.findDiagramElement(diagram, diagramElementId);
            var optionalDiagramElementDescription = this.findDiagramElementDescription(diagram, diagramElementId, diagramDescription, optionalDiagramElement.orElse(null));
            if (optionalToolSectionsProvider.isPresent() && optionalTargetElement.isPresent() && optionalDiagramElementDescription.isPresent()) {
                IToolSectionsProvider toolSectionsProvider = optionalToolSectionsProvider.get();
                List<ToolSection> toolSections = toolSectionsProvider.handle(optionalTargetElement.get(), optionalDiagramElement.orElse(null), optionalDiagramElementDescription.get(), diagramDescription);
                payload = new GetToolSectionSuccessPayload(diagramInput.getId(), toolSections);
            }
        } else {
            String message = this.messageService.invalidInput(diagramInput.getClass().getSimpleName(), GetToolSectionsInput.class.getSimpleName());
            payload = new ErrorPayload(diagramInput.getId(), message);
        }
        payloadSink.tryEmitValue(payload);
        changeDescriptionSink.tryEmitNext(changeDescription);
    }
}

Example 3 with One

use of reactor.core.publisher.Sinks.One in project sirius-components by eclipse-sirius.

the class DiagramEventProcessor method handle.

@Override
public void handle(One<IPayload> payloadSink, Many<ChangeDescription> changeDescriptionSink, IRepresentationInput representationInput) {
    IRepresentationInput effectiveInput = representationInput;
    if (representationInput instanceof RenameRepresentationInput) {
        RenameRepresentationInput renameRepresentationInput = (RenameRepresentationInput) representationInput;
        effectiveInput = new RenameDiagramInput(renameRepresentationInput.getId(), renameRepresentationInput.getEditingContextId(), renameRepresentationInput.getRepresentationId(), renameRepresentationInput.getNewLabel());
    }
    if (effectiveInput instanceof IDiagramInput) {
        IDiagramInput diagramInput = (IDiagramInput) effectiveInput;
        Optional<IDiagramEventHandler> optionalDiagramEventHandler = this.diagramEventHandlers.stream().filter(handler -> handler.canHandle(diagramInput)).findFirst();
        if (optionalDiagramEventHandler.isPresent()) {
            IDiagramEventHandler diagramEventHandler = optionalDiagramEventHandler.get();
            diagramEventHandler.handle(payloadSink, changeDescriptionSink, this.editingContext, this.diagramContext, diagramInput);
        } else {
            // $NON-NLS-1$
            this.logger.warn("No handler found for event: {}", diagramInput);
        }
    }
}

Example 4 with One

use of reactor.core.publisher.Sinks.One in project sirius-components by eclipse-sirius.

the class EditSelectEventHandlerTests method testSelectEdition.

@Test
public void testSelectEdition() {
    // $NON-NLS-1$
    String id = "Select id";
    // $NON-NLS-1$
    var input = new EditSelectInput(UUID.randomUUID(), UUID.randomUUID().toString(), FORM_ID, id, "false");
    AtomicBoolean hasBeenExecuted = new AtomicBoolean();
    Function<String, IStatus> newValueHandler = newValue -> {
        hasBeenExecuted.set(true);
        return new Success();
    };
    // @formatter:off
    SelectOption trueOption = // $NON-NLS-1$
    SelectOption.newSelectOption("true").label(// $NON-NLS-1$
    "True").build();
    SelectOption falseOption = // $NON-NLS-1$
    SelectOption.newSelectOption("false").label(// $NON-NLS-1$
    "False").build();
    Select select = Select.newSelect(id).label(// $NON-NLS-1$
    "label").value(// $NON-NLS-1$
    "true").newValueHandler(newValueHandler).options(List.of(trueOption, falseOption)).diagnostics(List.of()).build();
    Group group = // $NON-NLS-1$
    Group.newGroup("groupId").label(// $NON-NLS-1$
    "group label").widgets(List.of(select)).build();
    Page page = // $NON-NLS-1$
    Page.newPage("pageId").label(// $NON-NLS-1$
    "page label").groups(List.of(group)).build();
    Form form = Form.newForm(FORM_ID).targetObjectId(// $NON-NLS-1$
    "targetObjectId").descriptionId(UUID.randomUUID()).label(// $NON-NLS-1$
    "form label").pages(List.of(page)).build();
    // @formatter:on
    IFormQueryService formQueryService = new IFormQueryService.NoOp() {

        @Override
        public Optional<AbstractWidget> findWidget(Form form, String widgetId) {
            return Optional.of(select);
        }
    };
    EditSelectEventHandler handler = new EditSelectEventHandler(formQueryService, new ICollaborativeFormMessageService.NoOp(), new SimpleMeterRegistry());
    assertThat(handler.canHandle(input)).isTrue();
    Many<ChangeDescription> changeDescriptionSink = Sinks.many().unicast().onBackpressureBuffer();
    One<IPayload> payloadSink = Sinks.one();
    handler.handle(payloadSink, changeDescriptionSink, form, input);
    ChangeDescription changeDescription = changeDescriptionSink.asFlux().blockFirst();
    assertThat(changeDescription.getKind()).isEqualTo(ChangeKind.SEMANTIC_CHANGE);
    IPayload payload = payloadSink.asMono().block();
    assertThat(payload).isInstanceOf(EditSelectSuccessPayload.class);
    assertThat(hasBeenExecuted.get()).isTrue();
}

Example 5 with One

use of reactor.core.publisher.Sinks.One in project sirius-components by eclipse-sirius.

the class EditTextfieldEventHandlerTests method testTextfieldEdition.

@Test
public void testTextfieldEdition() {
    // $NON-NLS-1$
    String id = "Textfield id";
    // $NON-NLS-1$
    var input = new EditTextfieldInput(UUID.randomUUID(), UUID.randomUUID().toString(), FORM_ID, id, "New value");
    AtomicBoolean hasBeenExecuted = new AtomicBoolean();
    Function<String, IStatus> newValueHandler = newValue -> {
        hasBeenExecuted.set(true);
        return new Success();
    };
    // @formatter:off
    Textfield textfield = Textfield.newTextfield(id).label(// $NON-NLS-1$
    "label").value(// $NON-NLS-1$
    "Previous value").newValueHandler(newValueHandler).diagnostics(List.of()).build();
    Group group = // $NON-NLS-1$
    Group.newGroup("groupId").label(// $NON-NLS-1$
    "group label").widgets(List.of(textfield)).build();
    Page page = // $NON-NLS-1$
    Page.newPage("pageId").label(// $NON-NLS-1$
    "page label").groups(List.of(group)).build();
    Form form = Form.newForm(FORM_ID).targetObjectId(// $NON-NLS-1$
    "targetObjectId").descriptionId(UUID.randomUUID()).label(// $NON-NLS-1$
    "form label").pages(List.of(page)).build();
    // @formatter:on
    IFormQueryService formQueryService = new IFormQueryService.NoOp() {

        @Override
        public Optional<AbstractWidget> findWidget(Form form, String widgetId) {
            return Optional.of(textfield);
        }
    };
    EditTextfieldEventHandler handler = new EditTextfieldEventHandler(formQueryService, new ICollaborativeFormMessageService.NoOp(), new SimpleMeterRegistry());
    assertThat(handler.canHandle(input)).isTrue();
    Many<ChangeDescription> changeDescriptionSink = Sinks.many().unicast().onBackpressureBuffer();
    One<IPayload> payloadSink = Sinks.one();
    handler.handle(payloadSink, changeDescriptionSink, form, input);
    ChangeDescription changeDescription = changeDescriptionSink.asFlux().blockFirst();
    assertThat(changeDescription.getKind()).isEqualTo(ChangeKind.SEMANTIC_CHANGE);
    IPayload payload = payloadSink.asMono().block();
    assertThat(payload).isInstanceOf(EditTextfieldSuccessPayload.class);
    assertThat(hasBeenExecuted.get()).isTrue();
}