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BAEL-8841 Merge vaadin and vaadin-spring 

- Moved vaadin-spring code to vaadin module
This commit is contained in:
Dhawal Kapil 2018-09-06 00:33:00 +05:30
parent 2449866727
commit 381908a3a0
8 changed files with 290 additions and 19 deletions
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2
pom.xml
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@ -579,6 +579,7 @@
<module>testing-modules/mockserver</module>
<module>testing-modules/test-containers</module>
<module>undertow</module>
<module>vaadin</module>
<module>vertx-and-rxjava</module>
<module>saas</module>
<module>deeplearning4j</module>
@ -1126,6 +1127,7 @@
<module>testing-modules/mockserver</module>
<module>testing-modules/test-containers</module>
<module>undertow</module>
<module>vaadin</module>
<module>vertx-and-rxjava</module>
<module>saas</module>
<module>deeplearning4j</module>

1
vaadin/README.md
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@ -1,3 +1,4 @@
## Relevant articles:
- [Introduction to Vaadin](http://www.baeldung.com/vaadin)
- [Sample Application with Spring Boot and Vaadin](https://www.baeldung.com/spring-boot-vaadin)

57
vaadin/pom.xml
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@ -8,21 +8,30 @@
<packaging>war</packaging>
<version>1.0-SNAPSHOT</version>
<name>Vaadin</name>
<prerequisites>
<maven>3</maven>
</prerequisites>
<parent>
<artifactId>parent-boot-2</artifactId>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../parent-boot-2</relativePath>
</parent>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>com.vaadin</groupId>
<artifactId>vaadin-bom</artifactId>
<version>${vaadin.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>${servlet.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
@ -41,6 +50,25 @@
<groupId>com.vaadin</groupId>
<artifactId>vaadin-themes</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>com.vaadin</groupId>
<artifactId>vaadin-spring-boot-starter</artifactId>
<version>${vaadin-spring-boot-starter.version}</version>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
@ -97,21 +125,13 @@
<scanIntervalSeconds>2</scanIntervalSeconds>
</configuration>
</plugin>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>com.vaadin</groupId>
<artifactId>vaadin-bom</artifactId>
<version>${vaadin.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<repositories>
<repository>
<id>vaadin-addons</id>
@ -166,6 +186,7 @@
<servlet.version>3.0.1</servlet.version>
<vaadin.version>7.7.10</vaadin.version>
<vaadin.plugin.version>8.0.6</vaadin.plugin.version>
<vaadin-spring-boot-starter.version>10.0.1</vaadin-spring-boot-starter.version>
<jetty.plugin.version>9.3.9.v20160517</jetty.plugin.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>

29
vaadin/src/main/java/com/baeldung/Application.java Normal file
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@ -0,0 +1,29 @@
package com.baeldung;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
@SpringBootApplication
public class Application {
private static final Logger log = LoggerFactory.getLogger(Application.class);
public static void main(String[] args) {
SpringApplication.run(Application.class);
}
@Bean
public CommandLineRunner loadData(EmployeeRepository repository) {
return (args) -> {
repository.save(new Employee("Bill", "Gates"));
repository.save(new Employee("Mark", "Zuckerberg"));
repository.save(new Employee("Sundar", "Pichai"));
repository.save(new Employee("Jeff", "Bezos"));
};
}
}

51
vaadin/src/main/java/com/baeldung/Employee.java Normal file
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@ -0,0 +1,51 @@
package com.baeldung;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
@Entity
public class Employee {
@Id
@GeneratedValue
private Long id;
private String firstName;
private String lastName;
protected Employee() {
}
public Employee(String firstName, String lastName) {
this.firstName = firstName;
this.lastName = lastName;
}
public Long getId() {
return id;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
@Override
public String toString() {
return String.format("Employee[id=%d, firstName='%s', lastName='%s']", id, firstName, lastName);
}
}

90
vaadin/src/main/java/com/baeldung/EmployeeEditor.java Normal file
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@ -0,0 +1,90 @@
package com.baeldung;
import com.vaadin.flow.component.Key;
import com.vaadin.flow.component.KeyNotifier;
import com.vaadin.flow.component.button.Button;
import com.vaadin.flow.component.icon.VaadinIcon;
import com.vaadin.flow.component.orderedlayout.HorizontalLayout;
import com.vaadin.flow.component.orderedlayout.VerticalLayout;
import com.vaadin.flow.component.textfield.TextField;
import com.vaadin.flow.data.binder.Binder;
import com.vaadin.flow.spring.annotation.SpringComponent;
import com.vaadin.flow.spring.annotation.UIScope;
import org.springframework.beans.factory.annotation.Autowired;
@SpringComponent
@UIScope
public class EmployeeEditor extends VerticalLayout implements KeyNotifier {
private final EmployeeRepository repository;
private Employee employee;
TextField firstName = new TextField("First name");
TextField lastName = new TextField("Last name");
Button save = new Button("Save", VaadinIcon.CHECK.create());
Button cancel = new Button("Cancel");
Button delete = new Button("Delete", VaadinIcon.TRASH.create());
HorizontalLayout actions = new HorizontalLayout(save, cancel, delete);
Binder<Employee> binder = new Binder<>(Employee.class);
private ChangeHandler changeHandler;
@Autowired
public EmployeeEditor(EmployeeRepository repository) {
this.repository = repository;
add(firstName, lastName, actions);
binder.bindInstanceFields(this);
setSpacing(true);
save.getElement().getThemeList().add("primary");
delete.getElement().getThemeList().add("error");
addKeyPressListener(Key.ENTER, e -> save());
save.addClickListener(e -> save());
delete.addClickListener(e -> delete());
cancel.addClickListener(e -> editEmployee(employee));
setVisible(false);
}
void delete() {
repository.delete(employee);
changeHandler.onChange();
}
void save() {
repository.save(employee);
changeHandler.onChange();
}
public interface ChangeHandler {
void onChange();
}
public final void editEmployee(Employee c) {
if (c == null) {
setVisible(false);
return;
}
final boolean persisted = c.getId() != null;
if (persisted) {
employee = repository.findById(c.getId()).get();
} else {
employee = c;
}
cancel.setVisible(persisted);
binder.setBean(employee);
setVisible(true);
firstName.focus();
}
public void setChangeHandler(ChangeHandler h) {
changeHandler = h;
}
}

10
vaadin/src/main/java/com/baeldung/EmployeeRepository.java Normal file
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@ -0,0 +1,10 @@
package com.baeldung;
import java.util.List;
import org.springframework.data.jpa.repository.JpaRepository;
public interface EmployeeRepository extends JpaRepository<Employee, Long> {
List<Employee> findByLastNameStartsWithIgnoreCase(String lastName);
}

67
vaadin/src/main/java/com/baeldung/MainView.java Normal file
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@ -0,0 +1,67 @@
package com.baeldung;
import org.springframework.util.StringUtils;
import com.vaadin.flow.component.button.Button;
import com.vaadin.flow.component.grid.Grid;
import com.vaadin.flow.component.icon.VaadinIcon;
import com.vaadin.flow.component.orderedlayout.HorizontalLayout;
import com.vaadin.flow.component.orderedlayout.VerticalLayout;
import com.vaadin.flow.component.textfield.TextField;
import com.vaadin.flow.data.value.ValueChangeMode;
import com.vaadin.flow.router.Route;
@Route
public class MainView extends VerticalLayout {
private final EmployeeRepository employeeRepository;
private final EmployeeEditor editor;
final Grid<Employee> grid;
final TextField filter;
private final Button addNewBtn;
public MainView(EmployeeRepository repo, EmployeeEditor editor) {
this.employeeRepository = repo;
this.editor = editor;
this.grid = new Grid<>(Employee.class);
this.filter = new TextField();
this.addNewBtn = new Button("New employee", VaadinIcon.PLUS.create());
HorizontalLayout actions = new HorizontalLayout(filter, addNewBtn);
add(actions, grid, editor);
grid.setHeight("200px");
grid.setColumns("id", "firstName", "lastName");
grid.getColumnByKey("id").setWidth("50px").setFlexGrow(0);
filter.setPlaceholder("Filter by last name");
filter.setValueChangeMode(ValueChangeMode.EAGER);
filter.addValueChangeListener(e -> listEmployees(e.getValue()));
grid.asSingleSelect().addValueChangeListener(e -> {
editor.editEmployee(e.getValue());
});
addNewBtn.addClickListener(e -> editor.editEmployee(new Employee("", "")));
editor.setChangeHandler(() -> {
editor.setVisible(false);
listEmployees(filter.getValue());
});
listEmployees(null);
}
void listEmployees(String filterText) {
if (StringUtils.isEmpty(filterText)) {
grid.setItems(employeeRepository.findAll());
} else {
grid.setItems(employeeRepository.findByLastNameStartsWithIgnoreCase(filterText));
}
}
}