Java News from Monday, January 10, 2005 has released lint4j 0.7.1, a free-beer "static Java source code analyzer that detects locking and threading issues, performance and scalability problems, and checks complex contracts such as Java serialization by performing type, data flow, and lock graph analysis." Version 0.7.1 adds nine new warnings including:

Werner Randelshofer has released the Quaqua Look and Feel 2.4, "an extension for Apple's implementation of the Aqua Look for Swing. Quaqua aims at fixing inconsistencies between user interface elements implemented in Swing and those of native Mac OS X applications. To achieve this, Quaqua selectively replaces UI elements of Apples Aqua Look And Feel with elements of its own." Quaqua is dual licensed under the BSD license model and the LGPL. Java 1.3 or later and Mac OS X 10.2 or later are required. This release improves support for Java 1.3 and Panther.