I am looking for BioC JAVA implementation. Where can I find it?

BioC Java implementation can be found in this package:
BioC_Java_1.0.

In addition
BioCPreprocessingJavaPipeline contains the BioC adaptation of the Stanford tool set for basic NLP preprocessing.

Details on what is included in each package, installation and sample test programs are found in the respective ReadMe files of each package.