gistfile1.java

public class GraylogServerStub extends GraylogServer {

    public int callsToProcessBufferInserter = 0;
    public LogMessage lastInsertedToProcessBuffer = new LogMessage();

    @Override
    public ProcessBuffer getProcessBuffer() {
        // The process buffer stuf writes back to our counter instance variables.
        return new ProcessBufferStub(this);
    }

}