JSON-lib is a java library for transforming beans, maps, collections, java arrays and XML to JSON and back again to beans and DynaBeans.
It is based on the work by Douglas Crockford in http://www.json.org/java.
The following tables sumarizes the types conversion between java and javascript:
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GlassFish V3 has improved the way to front GlassFish with Apache HTTP Server. Unlike the V2 way where users had to copy tomcat-ajp.jar and commons-*.jar, you can just enable mod_jk in V3 using the network-listener's attribute "jk-enabled" without copying any additional jars into its lib directory. You can also create jk-connectors under different virtual-servers (not just default virtual-server "server" in V2) using the network-listener's "jk-enabled" attribute. "
GwtQuery is a jQuery-like API written in GWT, which allows GWT to be used in progressive enhancement scenarios where perhaps GWT widgets are too heavyweight.