To make any bean usable in a builder tool, package into a JAR file all class files that are used by the bean code. Unlike the JAR files for an applet, a JAR file for a bean needs a manifest file that specifies which class files in the archive are beans and should be included in the builder’s toolbox. For example, here is the manifest file
Manifest-Version: 1.0 Name: imageViewer/ImageViewerBean.class Java-Bean: True
Note the blank line between the manifest version and bean name.
Some builder environments have problems loading beans from the default package, so you ...