src.com.ibm.as400.util.servlet.ListRowDataBeanInfo Maven / Gradle / Ivy

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There is a newer version: 11.1
///////////////////////////////////////////////////////////////////////////////
//                                                                             
// JTOpen (IBM Toolbox for Java - OSS version)                              
//                                                                             
// Filename: ListRowDataBeanInfo.java
//                                                                             
// The source code contained herein is licensed under the IBM Public License   
// Version 1.0, which has been approved by the Open Source Initiative.         
// Copyright (C) 1997-2000 International Business Machines Corporation and     
// others. All rights reserved.                                                
//                                                                             
///////////////////////////////////////////////////////////////////////////////

package com.ibm.as400.util.servlet;

import java.awt.Image;
import java.beans.SimpleBeanInfo;
import java.beans.PropertyDescriptor;
import java.beans.EventSetDescriptor;
import java.beans.BeanDescriptor;
import java.beans.IntrospectionException;
import java.beans.BeanInfo;

/**
*  The ListRowDataBeanInfo class provides bean information 
*  for the ListRowData class.
**/
public class ListRowDataBeanInfo extends SimpleBeanInfo
{   
    // Class this bean info represents.
    private final static Class beanClass = ListRowData.class;

    // Handles loading the appropriate resource bundle
    private static ResourceBundleLoader_s loader_;
    private static EventSetDescriptor[] events_;
    private static PropertyDescriptor[] properties_;

    static
    {      
      try
      {
        EventSetDescriptor changed = new EventSetDescriptor(beanClass,
                         "propertyChange",
                         java.beans.PropertyChangeListener.class,
                         "propertyChange");
        changed.setDisplayName(loader_.getText("EVT_NAME_PROPERTY_CHANGE"));
        changed.setShortDescription(loader_.getText("EVT_DESC_PROPERTY_CHANGE"));

        EventSetDescriptor veto = new EventSetDescriptor(beanClass,
                         "propertyChange",
                         java.beans.VetoableChangeListener.class,
                         "vetoableChange");
        veto.setDisplayName(loader_.getText("EVT_NAME_PROPERTY_VETO"));
        veto.setShortDescription(loader_.getText("EVT_DESC_PROPERTY_VETO"));

        EventSetDescriptor[] events = {changed, veto};

        events_ = events;

        PropertyDescriptor currentPosition = new PropertyDescriptor("currentPosition", beanClass,                                                                     "getCurrentPosition", null);
        currentPosition.setBound(false);
        currentPosition.setConstrained(false);
        currentPosition.setDisplayName(loader_.getText("PROP_NAME_CURRENTPOSITION"));
        currentPosition.setShortDescription(loader_.getText("PROP_DESC_CURRENTPOSITION"));

        PropertyDescriptor length = new PropertyDescriptor("length", beanClass, "length", null);
        length.setBound(false);
        length.setConstrained(false);
        length.setDisplayName(loader_.getText("PROP_NAME_LENGTH"));
        length.setShortDescription(loader_.getText("PROP_DESC_LENGTH"));

        PropertyDescriptor metadata = new PropertyDescriptor("metadata", beanClass,
                                                             "getMetaData", "setMetaData");
        metadata.setBound(true);
        metadata.setConstrained(true);
        metadata.setDisplayName(loader_.getText("PROP_NAME_METADATA"));
        metadata.setShortDescription(loader_.getText("PROP_DESC_METADATA"));

        properties_ = new PropertyDescriptor[] { currentPosition, length, metadata };
      }
      catch (Exception e)
      {
        throw new Error(e.toString());
      }
    }


    /**
      Returns the bean descriptor.
      @return The bean descriptor.
    **/
    public BeanDescriptor getBeanDescriptor()
    {
        return new BeanDescriptor(beanClass);
    }


    /**
      Returns the index of the default event.
      @return The index to the default event.
    **/
    public int getDefaultEventIndex()
    {
       return 0;
    }

    /**
      Returns the index of the default property.
      @return The index to the default property.
    **/
    public int getDefaultPropertyIndex()
    {
       return 0;
    }

    /**
      Returns the descriptors for all events.
      @return The descriptors for all events.
    **/
    public EventSetDescriptor[] getEventSetDescriptors()
    {
        return events_;
    }

    /**
      Returns an image for the icon.

      @param icon    The icon size and color.
      @return        The image.
    **/
    public Image getIcon (int icon)
    {
        Image image = null;
        switch (icon) {
            case BeanInfo.ICON_MONO_16x16:
            case BeanInfo.ICON_COLOR_16x16:
                image = loadImage ("ListRowData16.gif");
                break;
            case BeanInfo.ICON_MONO_32x32:
            case BeanInfo.ICON_COLOR_32x32:
                image = loadImage ("ListRowData32.gif");
                break;
        }
        return image;
    }
    
    /**
      Returns the descriptors for all properties.
      @return The descriptors for all properties.
    **/
    public PropertyDescriptor[] getPropertyDescriptors()
    {
        return properties_;
    }
}