Class ObjectProperty<T>

java.lang.Object
com.iohao.net.common.kit.beans.property.ObjectProperty<T>
All Implemented Interfaces:
PropertyValueObservable<T>
public final class ObjectProperty<T> extends Object
object - Property has listening feature. A listening event will be triggered when the value changes. 
        YourUser user = new YourUser();

        var property = new ObjectProperty(user);
        // add listener monitor property object
        property.addListener((observable, oldValue, newValue) -> {
            log.info("oldValue:{}, newValue:{}", oldValue, newValue);
        });

        property.set(user); // does not trigger listeners

        YourUser user2 = new YourUser();
        property.set(user2); // When the value changes,listeners are triggered
        property.get(); // value is user2
Author:
渔民小镇
date:
2024-04-17

  • Field Details

    • valid

      protected boolean valid

  • Constructor Details

    • ObjectProperty

      public ObjectProperty()

    • ObjectProperty

      public ObjectProperty(T value)

  • Method Details

    • getValue

      public T getValue()
      Description copied from interface: PropertyValueObservable
      Get the current property value.
      Returns:
      the current value

    • setValue

      public void setValue(T value)
      Description copied from interface: PropertyValueObservable
      Set the property value, triggering listeners if the value changed.
      Parameters:
      value - the new value to set

    • get

      public T get()
      get current value
      Returns:
      current value

    • set

      public void set(T newValue)
      set current value
      Parameters:
      newValue - current new value

    • toString

      public String toString()
      Overrides:
      toString in class Object

    • addListener

      public void addListener(PropertyChangeListener<? super T> listener)
      Description copied from interface: PropertyValueObservable
      Register a change listener to be notified when the value changes.
      Specified by:
      addListener in interface PropertyValueObservable<T>
      Parameters:
      listener - the listener to register

    • removeListener

      public void removeListener(PropertyChangeListener<? super T> listener)
      Description copied from interface: PropertyValueObservable
      Remove a previously registered change listener.
      Specified by:
      removeListener in interface PropertyValueObservable<T>
      Parameters:
      listener - the listener to remove

    • markInvalid

      protected void markInvalid()
      Mark the property as invalid and fire change events to all registered listeners.