look in http://sourceforge.net/p/java-ml/java-ml-code/ci/ba338307cce71ab534132a533619b5ec07c1ed87/tree/src/junit/classification/svm/TestSelfOptimizingLinearLibSVM.java
however, in github, exist a library call jlibsvm, this is the link https://codeload.github.com/davidsoergel/jlibsvm/zip/master