June 1997
Intermediate to advanced
318 pages
8h 17m
English
Content preview from Developing Java Beans
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Adding Your Own Beans to BeanBox
BeanBox uses JAR files to specify the Beans that it can use. The Beans directory of your BDK installation contains a subdirectory named jars. This directory contains the JAR files for the Beans that are used by BeanBox. All you need to do to add your Bean to BeanBox is to package it up in a JAR file and place it into the jars directory. BeanBox can work with either compressed or uncompressed JAR files.
If, for some reason, you don’t want to put your JAR file into the jars directory, you can load them at run-time by using the File menu and selecting LoadJar. This results in a dialog box that you can use to browse the file system for the JAR file that contains the Beans you want to load.
Let’s add the BeansBook.jar archive file
from the previous chapter to the jars directory.
This archive contains the
BeansBook.util.PickleButton Bean class, along with
its serialized state in file
BeansBook/util/SourPickle.ser.
Using Your Beans in BeanBox
You use your Beans in BeanBox in exactly the same way that you use the Beans that were provided by the BDK. After the BeansBook.jar file is included in the jars directory, the PickleButton and SourPickle Beans will be available in the BeanBox toolbox, as shown in Figure 7.10.
Figure 7-10. The Toolbox with our own Beans added
If you want to use the SourPickle or PickleButton Bean on the BeanBox form, just select it and drop ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.