public void configure(JobConf job) {
super.configure(job);
if (resultIndexes.length > 1) throw new RuntimeException("MMCJMR only outputs one result");
outputDummyRecords = MapReduceTool.getUniqueKeyPerTask(job, false).equals("0");
try {
// valueBuffer=valueClass.newInstance();
valueBuffer = buffer;
remainingbuffer = new RemainIndexValue(valueClass);
} catch (Exception e) {
throw new RuntimeException(e);
}
int blockRlen = dim1.getRowsPerBlock();
int blockClen = dim2.getColsPerBlock();
int elementSize = (int) Math.ceil((double) (77 + 8 * blockRlen * blockClen + 20 + 12) / 0.75);
OUT_CACHE_SIZE =
((long) OptimizerUtils.getLocalMemBudget() // current jvm max mem
- MRJobConfiguration.getMMCJCacheSize(job))
/ elementSize;
outCache = new HashMap<MatrixIndexes, MatrixValue>(1024);
}
