public int getMaxPriority() {
    int maxPriority = Integer.MIN_VALUE;
    for (Mutation mutation : mutations) {
      maxPriority = Math.max(maxPriority, mutation.getPriority());
    }
    return maxPriority;
  }
Returns An unmodifiable list of the current mutations.
hbase-client/src/main/java/org/apache/hadoop/hbase/client/RowMutations.java