net.java.truecommons.shed.BitFieldBeanInfo Maven / Gradle / Ivy
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/*
* Copyright (C) 2005-2015 Schlichtherle IT Services.
* All rights reserved. Use is subject to license terms.
*/
package net.java.truecommons.shed;
import java.beans.*;
import javax.annotation.Nullable;
/**
* Provides a persistence delegate to support
* {@link XMLEncoder}/{@link XMLDecoder}.
*
* @author Christian Schlichtherle
*/
@SuppressWarnings("StaticNonFinalUsedInInitialization")
@Nullable
public class BitFieldBeanInfo extends SimpleBeanInfo {
// Bean descriptor//GEN-FIRST:BeanDescriptor
private static BeanDescriptor beanDescriptor = new BeanDescriptor ( net.java.truecommons.shed.BitField.class , null ); // NOI18N
private static BeanDescriptor getBdescriptor(){
return beanDescriptor;
}
static {//GEN-HEADEREND:BeanDescriptor
final PersistenceDelegate pd = new PersistenceDelegate() {
@Override
protected Expression instantiate(Object oldInstance, Encoder out) {
final BitField bitField = (BitField) oldInstance;
return new Expression(
bitField,
bitField.getClass(),
"of", // NOI18N
0 < bitField.cardinality()
? new Object[] {
bitField.toEnumSet().iterator().next().getClass(),
bitField.toString(),
}
: new Object[] {
bitField.toEnumSet(), // doesn't work with Sun's JDK 1.6.* and is terribly inefficient in JDK 1.7.0-ea
});
}
};
beanDescriptor.setValue("persistenceDelegate", pd); // NOI18N
}//GEN-LAST:BeanDescriptor
// Properties information will be obtained from introspection.//GEN-FIRST:Properties
private static PropertyDescriptor[] properties = null;
private static PropertyDescriptor[] getPdescriptor(){//GEN-HEADEREND:Properties
// Here you can add code for customizing the properties array.
return properties; }//GEN-LAST:Properties
// Event set information will be obtained from introspection.//GEN-FIRST:Events
private static EventSetDescriptor[] eventSets = null;
private static EventSetDescriptor[] getEdescriptor(){//GEN-HEADEREND:Events
// Here you can add code for customizing the event sets array.
return eventSets; }//GEN-LAST:Events
// Method information will be obtained from introspection.//GEN-FIRST:Methods
private static MethodDescriptor[] methods = null;
private static MethodDescriptor[] getMdescriptor(){//GEN-HEADEREND:Methods
// Here you can add code for customizing the methods array.
return methods; }//GEN-LAST:Methods
private static java.awt.Image iconColor16 = null;//GEN-BEGIN:IconsDef
private static java.awt.Image iconColor32 = null;
private static java.awt.Image iconMono16 = null;
private static java.awt.Image iconMono32 = null;//GEN-END:IconsDef
private static String iconNameC16 = null;//GEN-BEGIN:Icons
private static String iconNameC32 = null;
private static String iconNameM16 = null;
private static String iconNameM32 = null;//GEN-END:Icons
private static final int defaultPropertyIndex = -1;//GEN-BEGIN:Idx
private static final int defaultEventIndex = -1;//GEN-END:Idx
//GEN-FIRST:Superclass
// Here you can add code for customizing the Superclass BeanInfo.
//GEN-LAST:Superclass
/**
* Gets the bean's BeanDescriptors.
*
* @return BeanDescriptor describing the editable
* properties of this bean. May return null if the
* information should be obtained by automatic analysis.
*/
@Override
public BeanDescriptor getBeanDescriptor() {
return getBdescriptor();
}
/**
* Gets the bean's PropertyDescriptors.
*
* @return An array of PropertyDescriptors describing the editable
* properties supported by this bean. May return null if the
* information should be obtained by automatic analysis.
*
* If a property is indexed, then its entry in the result array will
* belong to the IndexedPropertyDescriptor subclass of PropertyDescriptor.
* A client of getPropertyDescriptors can use "instanceof" to check
* if a given PropertyDescriptor is an IndexedPropertyDescriptor.
*/
@Override
public PropertyDescriptor[] getPropertyDescriptors() {
return getPdescriptor();
}
/**
* Gets the bean's EventSetDescriptors.
*
* @return An array of EventSetDescriptors describing the kinds of
* events fired by this bean. May return null if the information
* should be obtained by automatic analysis.
*/
@Override
public EventSetDescriptor[] getEventSetDescriptors() {
return getEdescriptor();
}
/**
* Gets the bean's MethodDescriptors.
*
* @return An array of MethodDescriptors describing the methods
* implemented by this bean. May return null if the information
* should be obtained by automatic analysis.
*/
@Override
public MethodDescriptor[] getMethodDescriptors() {
return getMdescriptor();
}
/**
* A bean may have a "default" property that is the property that will
* mostly commonly be initially chosen for update by human's who are
* customizing the bean.
* @return Index of default property in the PropertyDescriptor array
* returned by getPropertyDescriptors.
*
Returns -1 if there is no default property.
*/
@Override
public int getDefaultPropertyIndex() {
return defaultPropertyIndex;
}
/**
* A bean may have a "default" event that is the event that will
* mostly commonly be used by human's when using the bean.
* @return Index of default event in the EventSetDescriptor array
* returned by getEventSetDescriptors.
*
Returns -1 if there is no default event.
*/
@Override
public int getDefaultEventIndex() {
return defaultEventIndex;
}
/**
* This method returns an image object that can be used to
* represent the bean in toolboxes, toolbars, etc. Icon images
* will typically be GIFs, but may in future include other formats.
*
* Beans aren't required to provide icons and may return null from
* this method.
*
* There are four possible flavors of icons (16x16 color,
* 32x32 color, 16x16 mono, 32x32 mono). If a bean choses to only
* support a single icon we recommend supporting 16x16 color.
*
* We recommend that icons have a "transparent" background
* so they can be rendered onto an existing background.
*
* @param iconKind The kind of icon requested. This should be
* one of the constant values ICON_COLOR_16x16, ICON_COLOR_32x32,
* ICON_MONO_16x16, or ICON_MONO_32x32.
* @return An image object representing the requested icon. May
* return null if no suitable icon is available.
*/
@Override
public java.awt.Image getIcon(int iconKind) {
switch ( iconKind ) {
case ICON_COLOR_16x16:
if ( iconNameC16 == null )
return null;
else {
if( iconColor16 == null )
iconColor16 = loadImage( iconNameC16 );
return iconColor16;
}
case ICON_COLOR_32x32:
if ( iconNameC32 == null )
return null;
else {
if( iconColor32 == null )
iconColor32 = loadImage( iconNameC32 );
return iconColor32;
}
case ICON_MONO_16x16:
if ( iconNameM16 == null )
return null;
else {
if( iconMono16 == null )
iconMono16 = loadImage( iconNameM16 );
return iconMono16;
}
case ICON_MONO_32x32:
if ( iconNameM32 == null )
return null;
else {
if( iconMono32 == null )
iconMono32 = loadImage( iconNameM32 );
return iconMono32;
}
default: return null;
}
}
}