Java Beans

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Lecture 11

• Java Beans

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Bean accessor modifier

• // Beans accessor
• public TYPE getltPropertyNamegt()
• // Bean modifier
• public void setltPropertyNamegt( TYPE arg )

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Boolean accessor

• public boolean isltPropertyNamegt()

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Indexed property

• // Accessors
• public TYPE getltPropertyNamegt()
• public TYPE getltPropertyNamegt( int idx )
• // Modifiers
• public void setltPropertyNamegt( TYPE arg )
• public void setltPropertyNamegt( int idx, TYPE arg )

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Property listeners

• public void addPropertyChangeListener(
• PropertyChangeListener listener )
• public void removePropertyChangeListener(
• PropertyChangeListener listener )

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Property Change listener

• public void propertyChange( PropertyChangeEvent
  ev )

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Specific Property Change listener

• public void addltPropertyNamegtListener(
  PropertyChangeListener listener )
• public void removeltPropertyNamegtListener(
  PropertyChangeListener listener )

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Vetoable accessor modifier

• // Beans accessor
• public TYPE getltPropertyNamegt()
• // Bean modifier
• public void setltPropertyNamegt( TYPE arg )
• throws PropertyVetoException

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Vetoable Property listeners

• public void addVetoableChangeListener(
• PropertyChangeListener listener )
• public void removeVetoableChangeListener(
• PropertyChangeListener listener )

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Please read

• JavBeans tutorial by Sun Microsystems