Class BeanDescriptor

java.lang.Object
java.beans.FeatureDescriptor
java.beans.BeanDescriptor
public class BeanDescriptor extends FeatureDescriptor
A BeanDescriptor provides global information about a "bean", including its Java class, its displayName, etc.

This is one of the kinds of descriptor returned by a BeanInfo object, which also returns descriptors for properties, method, and events.

Since:
1.1

  • Constructor Summary

    Constructors
    Constructor
    Description
    BeanDescriptor(Class<?> beanClass)
    Create a BeanDescriptor for a bean that doesn't have a customizer.
    BeanDescriptor(Class<?> beanClass, Class<?> customizerClass)
    Create a BeanDescriptor for a bean that has a customizer.

  • Method Summary

    Modifier and Type
    Method
    Description
    Class<?>
    getBeanClass()
    Gets the bean's Class object.
    Class<?>
    getCustomizerClass()
    Gets the Class object for the bean's customizer.

    Methods declared in class FeatureDescriptor

    attributeNames, getDisplayName, getName, getShortDescription, getValue, isExpert, isHidden, isPreferred, setDisplayName, setExpert, setHidden, setName, setPreferred, setShortDescription, setValue, toString
    Modifier and Type
    Method
    Description
    Enumeration<String>
    attributeNames()
    Gets an enumeration of the locale-independent names of this feature.
    String
    getDisplayName()
    Gets the localized display name of this feature.
    String
    getName()
    Gets the programmatic name of this feature.
    String
    getShortDescription()
    Gets the short description of this feature.
    Object
    getValue(String attributeName)
    Retrieve a named attribute with this feature.
    boolean
    isExpert()
    The "expert" flag is used to distinguish between those features that are intended for expert users from those that are intended for normal users.
    boolean
    isHidden()
    The "hidden" flag is used to identify features that are intended only for tool use, and which should not be exposed to humans.
    boolean
    isPreferred()
    The "preferred" flag is used to identify features that are particularly important for presenting to humans.
    void
    setDisplayName(String displayName)
    Sets the localized display name of this feature.
    void
    setExpert(boolean expert)
    The "expert" flag is used to distinguish between features that are intended for expert users from those that are intended for normal users.
    void
    setHidden(boolean hidden)
    The "hidden" flag is used to identify features that are intended only for tool use, and which should not be exposed to humans.
    void
    setName(String name)
    Sets the programmatic name of this feature.
    void
    setPreferred(boolean preferred)
    The "preferred" flag is used to identify features that are particularly important for presenting to humans.
    void
    setShortDescription(String text)
    You can associate a short descriptive string with a feature.
    void
    setValue(String attributeName, Object value)
    Associate a named attribute with this feature.
    String
    toString()
    Returns a string representation of the object.

    Methods declared in class Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
    Modifier and Type
    Method
    Description
    protected Object
    clone()
    Creates and returns a copy of this object.
    boolean
    equals(Object obj)
    Indicates whether some other object is "equal to" this one.
    protected void
    finalize()
    Deprecated, for removal: This API element is subject to removal in a future version.
    Finalization is deprecated and subject to removal in a future release.
    final Class<?>
    getClass()
    Returns the runtime class of this Object.
    int
    hashCode()
    Returns a hash code value for this object.
    final void
    notify()
    Wakes up a single thread that is waiting on this object's monitor.
    final void
    notifyAll()
    Wakes up all threads that are waiting on this object's monitor.
    final void
    wait()
    Causes the current thread to wait until it is awakened, typically by being notified or interrupted.
    final void
    wait(long timeoutMillis)
    Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
    final void
    wait(long timeoutMillis, int nanos)
    Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

  • Constructor Details

    • BeanDescriptor

      public BeanDescriptor(Class<?> beanClass)
      Create a BeanDescriptor for a bean that doesn't have a customizer.
      Parameters:
      beanClass - The Class object of the Java class that implements the bean. For example sun.beans.OurButton.class.

    • BeanDescriptor

      public BeanDescriptor(Class<?> beanClass, Class<?> customizerClass)
      Create a BeanDescriptor for a bean that has a customizer.
      Parameters:
      beanClass - The Class object of the Java class that implements the bean. For example sun.beans.OurButton.class.
      customizerClass - The Class object of the Java class that implements the bean's Customizer. For example sun.beans.OurButtonCustomizer.class.

  • Method Details

    • getBeanClass

      public Class<?> getBeanClass()
      Gets the bean's Class object.
      Returns:
      The Class object for the bean.

    • getCustomizerClass

      public Class<?> getCustomizerClass()
      Gets the Class object for the bean's customizer.
      Returns:
      The Class object for the bean's customizer. This may be null if the bean doesn't have a customizer.