Examples of java.beans.PropertyVetoException

java.beans.PropertyVetoException
A PropertyVetoException is thrown when a proposed change to a property represents an unacceptable value.

      }
      // check if the new series name already exists for another series
      Comparable key = (Comparable) e.getNewValue();
      if (this.getSeries(key) != null)
      {
         throw new PropertyVetoException("Duplicate key2", e);
      }
   }

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      public void vetoableChange(PropertyChangeEvent e) throws PropertyVetoException
      {
        int i = ((Integer)e.getNewValue()).intValue();
          if (!isValidImageStyle(i))
          {
              throw new PropertyVetoException("Invalid image style: " + i, e);
          }
      }

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      public void vetoableChange(PropertyChangeEvent e) throws PropertyVetoException
      {
        int i = ((Integer)e.getNewValue()).intValue();
          if (!isValidBevelSize(i))
          {
              throw new PropertyVetoException("Invalid bevel size: " + i, e);
          }
      }

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      public void vetoableChange(PropertyChangeEvent e) throws PropertyVetoException
      {
        String string = (String)e.getNewValue();
          if (!isValidFrame(string))
          {
              throw new PropertyVetoException("Invalid Frame: " + string, e);
          }
      }

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       if(evt.getPropertyName().equals(IS_ICON_PROPERTY)){
             SwingUtilities.invokeLater(new Runnable(){
          public void run() {
            _desktop.addIconifiedFrame(CDIInternalFrame.this );
           }});
            throw new PropertyVetoException("override iconify", evt);   
       }
      if(evt.getPropertyName().equals(IS_CLOSED_PROPERTY)){
       if(forceClose)
         return;
       if(this.isIcon)
         return;
             if (optionMenu.isVisible()) {
               optionMenu.setVisible(false);  
                 return; 
             }
             SwingUtilities.invokeLater(new Runnable(){
         public void run() {
             optionMenu.show( CDIInternalFrame.this, 
                       CDIInternalFrame.this.getWidth() - optionMenu.getWidth(),  0);
         }});
             throw new PropertyVetoException("override close", evt);   
     }
  }

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        internalFrame.addVetoableChangeListener(new VetoableChangeListener() {
            public void vetoableChange(PropertyChangeEvent evt) throws PropertyVetoException {
                if (JInternalFrame.IS_CLOSED_PROPERTY.equals(evt.getPropertyName())) {
                    if (Boolean.TRUE.equals(evt.getNewValue())) {
                        if (!contentManagerUI.fireContentUIRemoving(content.getContentUI()))
                            throw new PropertyVetoException("Cannot remove.", evt);
                    }
                }
            }
        });

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        internalFrame.addVetoableChangeListener(vetoableChangeListener = new VetoableChangeListener() {
            public void vetoableChange(PropertyChangeEvent evt) throws PropertyVetoException {
                if (JInternalFrame.IS_CLOSED_PROPERTY.equals(evt.getPropertyName())) {
                    if (Boolean.TRUE.equals(evt.getNewValue())) {
                        if (!myDoggyContentManagerUI.fireContentUIRemoving(content.getContentUI()))
                            throw new PropertyVetoException("Cannot remove.", evt);
                    }
                }
            }
        });
        internalFrame.addPropertyChangeListener(JInternalFrame.IS_SELECTED_PROPERTY, propertyChangeListener = new PropertyChangeListener() {

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            // PropertyVetoException if it was not successful
            if (!validatePendingSetBeanContext(bc)) {
                this.rejectedSetBCOnce = true;
                fireVetoableChange(BEAN_CONTEXT, this.beanContext, bc);


                throw new PropertyVetoException(Messages.getString("beans.0F"), //$NON-NLS-1$
                        new PropertyChangeEvent(this.beanContextChildPeer,
                                BEAN_CONTEXT, this.beanContext, bc));
            }
            this.rejectedSetBCOnce = false;

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            if ("beanContext".equals(propertyName) &&
                containsKey(source)                    &&
                !getBeanContextPeer().equals(pce.getNewValue())
            ) {
                if (!validatePendingRemove(source)) {
                    throw new PropertyVetoException("current BeanContext vetoes setBeanContext()", pce);
                } else ((BCSChild)children.get(source)).setRemovePending(true);
            }
        }
    }

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        BeanContext oldValue = beanContext;
        BeanContext newValue = bc;


        if (!rejectedSetBCOnce) {
            if (rejectedSetBCOnce = !validatePendingSetBeanContext(bc)) {
                throw new PropertyVetoException(
                    "setBeanContext() change rejected:",
                    new PropertyChangeEvent(beanContextChildPeer, "beanContext", oldValue, newValue)
                );
            }

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