The Associated Press reports that Sun Microsystems Inc. has announced that it has begun to make its Java technology into an open-source project available free over the internet. This represents one of the biggest additions of code to the open-source community and marks a major shift for Sun, which has fiercely protected its source code in the past. Sun said it is making all of its code, save small pockets of code it doesn’t technically own, available under the GNU General Public License…