this.record2Comparator = new RecordComparator(new int[] {0}, new Class[] {TestData.Key.class});
this.recordPairComparator = new RecordPairComparator(new int[] {0}, new int[] {0}, new Class[] {TestData.Key.class});
this.pairSerializer = new IntPairSerializer();
this.pairComparator = new IntPairComparator();
this.pairRecordPairComparator = new IntPairRecordPairComparator();
this.recordPairPairComparator = new RecordIntPairPairComparator();
this.memoryManager = new DefaultMemoryManager(MEMORY_SIZE, 1);
this.ioManager = new IOManager();