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Revert "Vaadin server-push, data binding and validators" #2285

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Revert "Vaadin server-push, data binding and validators" #2285

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4 changes: 0 additions & 4 deletions libraries/pom.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -476,10 +476,6 @@
<groupId>com.vaadin</groupId>
<artifactId>vaadin-themes</artifactId>
</dependency>
<dependency>
<groupId>com.vaadin</groupId>
<artifactId>vaadin-push</artifactId>
</dependency>
<dependency>
<groupId>org.seleniumhq.selenium</groupId>
<artifactId>selenium-java</artifactId>
Expand Down
20 changes: 0 additions & 20 deletions libraries/src/main/java/com/baeldung/vaadin/BindData.java
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102 changes: 14 additions & 88 deletions libraries/src/main/java/com/baeldung/vaadin/VaadinUI.java
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Original file line number Diff line number Diff line change
@@ -1,18 +1,7 @@
package com.baeldung.vaadin;

import java.time.Instant;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import javax.servlet.annotation.WebServlet;

import com.vaadin.annotations.Push;
import com.vaadin.annotations.Theme;
import com.vaadin.annotations.VaadinServletConfiguration;
import com.vaadin.data.Validator.InvalidValueException;
import com.vaadin.data.fieldgroup.BeanFieldGroup;
import com.vaadin.data.validator.StringLengthValidator;
import com.vaadin.server.ExternalResource;
import com.vaadin.server.FontAwesome;
import com.vaadin.server.VaadinRequest;
Expand Down Expand Up @@ -40,14 +29,14 @@
import com.vaadin.ui.UI;
import com.vaadin.ui.VerticalLayout;

@SuppressWarnings("serial")
@Push
import javax.servlet.annotation.WebServlet;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

@Theme("mytheme")
public class VaadinUI extends UI {

private Label currentTime;

@SuppressWarnings({ "rawtypes", "unchecked" })
@Override
protected void init(VaadinRequest vaadinRequest) {
final VerticalLayout verticalLayout = new VerticalLayout();
Expand All @@ -72,7 +61,8 @@ protected void init(VaadinRequest vaadinRequest) {
label.setCaption("Label");
gridLayout.addComponent(label);

final Link link = new Link("Baeldung", new ExternalResource("http://www.baeldung.com/"));
final Link link = new Link("Baeldung",
new ExternalResource("http://www.baeldung.com/"));
link.setId("Link");
link.setTargetName("_blank");
gridLayout.addComponent(link);
Expand Down Expand Up @@ -128,23 +118,28 @@ protected void init(VaadinRequest vaadinRequest) {
smallButton.addStyleName("small");
buttonLayout.addComponent(smallButton);


Button largeButton = new Button("Large Button");
largeButton.addStyleName("large");
buttonLayout.addComponent(largeButton);


Button hugeButton = new Button("Huge Button");
hugeButton.addStyleName("huge");
buttonLayout.addComponent(hugeButton);


Button disabledButton = new Button("Disabled Button");
disabledButton.setDescription("This button cannot be clicked");
disabledButton.setEnabled(false);
buttonLayout.addComponent(disabledButton);


Button dangerButton = new Button("Danger Button");
dangerButton.addStyleName("danger");
buttonLayout.addComponent(dangerButton);


Button friendlyButton = new Button("Friendly Button");
friendlyButton.addStyleName("friendly");
buttonLayout.addComponent(friendlyButton);
Expand Down Expand Up @@ -176,7 +171,8 @@ protected void init(VaadinRequest vaadinRequest) {

final CheckBox checkbox = new CheckBox("CheckBox");
checkbox.setValue(true);
checkbox.addValueChangeListener(e -> checkbox.setValue(!checkbox.getValue()));
checkbox.addValueChangeListener(e ->
checkbox.setValue(!checkbox.getValue()));
formLayout.addComponent(checkbox);

List<String> numbers = new ArrayList<String>();
Expand Down Expand Up @@ -208,87 +204,17 @@ protected void init(VaadinRequest vaadinRequest) {
panel.setContent(grid);
panel.setSizeUndefined();

Panel serverPushPanel = new Panel("Server Push");
FormLayout timeLayout = new FormLayout();
timeLayout.setSpacing(true);
timeLayout.setMargin(true);
currentTime = new Label("No TIME...");
timeLayout.addComponent(currentTime);
serverPushPanel.setContent(timeLayout);
serverPushPanel.setSizeUndefined();
new ServerPushThread().start();

FormLayout dataBindingLayout = new FormLayout();
dataBindingLayout.setSpacing(true);
dataBindingLayout.setMargin(true);

BindData bindData = new BindData("BindData");
BeanFieldGroup beanFieldGroup = new BeanFieldGroup(BindData.class);
beanFieldGroup.setItemDataSource(bindData);
TextField bindedTextField = (TextField) beanFieldGroup.buildAndBind("BindName", "bindName");
bindedTextField.setWidth("250px");
dataBindingLayout.addComponent(bindedTextField);

FormLayout validatorLayout = new FormLayout();
validatorLayout.setSpacing(true);
validatorLayout.setMargin(true);

HorizontalLayout textValidatorLayout = new HorizontalLayout();
textValidatorLayout.setSpacing(true);
textValidatorLayout.setMargin(true);

TextField stringValidator = new TextField();
stringValidator.setNullSettingAllowed(true);
stringValidator.setNullRepresentation("");
stringValidator.addValidator(new StringLengthValidator("String must have 2-5 characters lenght", 2, 5, true));
stringValidator.setValidationVisible(false);
textValidatorLayout.addComponent(stringValidator);
Button buttonStringValidator = new Button("Validate String");
buttonStringValidator.addClickListener(e -> {
try {
stringValidator.setValidationVisible(false);
stringValidator.validate();
} catch (InvalidValueException err) {
stringValidator.setValidationVisible(true);
}
});
textValidatorLayout.addComponent(buttonStringValidator);

validatorLayout.addComponent(textValidatorLayout);
verticalLayout.addComponent(gridLayout);
verticalLayout.addComponent(richTextPanel);
verticalLayout.addComponent(horizontalLayout);
verticalLayout.addComponent(formLayout);
verticalLayout.addComponent(twinColSelect);
verticalLayout.addComponent(panel);
verticalLayout.addComponent(serverPushPanel);
verticalLayout.addComponent(dataBindingLayout);
verticalLayout.addComponent(validatorLayout);
setContent(verticalLayout);
}

@WebServlet(urlPatterns = "/*", name = "MyUIServlet", asyncSupported = true)
@VaadinServletConfiguration(ui = VaadinUI.class, productionMode = false)
public static class MyUIServlet extends VaadinServlet {
}

class ServerPushThread extends Thread {
@Override
public void run() {
try {
while (true) {
Thread.sleep(1000);
access(new Runnable() {
@Override
public void run() {
currentTime.setValue("Current Time : " + Instant.now());
}
});
}

} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}