100644 blob f96b1852ac48766d955873f7062dcfbd8a0d0d59	Counter.java
100644 blob bd28ef732f11e4a0323480031ab3fd6f8f5e9671	DocumentTracer.java
100644 blob b4f33792e201f8a8bfe03bfbe4b284f6bf552d1f	Writer.java
040000 tree 3ebf296e3053fa0a6c3b81e6b35e05b807832a5a	helpers