Method main

ZezeJava/ZezeJavaTest/src/Benchmark/BenchRocksDb.java:98–170

(String[] args)

	}

	public static void main(String[] args) throws Exception {
		System.out.println("begin");
		try (var rocksDb = new RocksDatabase("~$BenchRocksDb")) {
			var testTable = rocksDb.getOrAddTable("test");
			var k = new byte[4];
			var v = new byte[100];
			ThreadLocalRandom.current().nextBytes(v);

			var t = System.nanoTime();
			for (int i = 0; i < 100000; i++) {
				ByteBuffer.intBeHandler.set(k, 0, i);
				testTable.put(RocksDatabase.getDefaultWriteOptions(), k, v);
			}
			System.out.println("          put: " + (System.nanoTime() - t) / 1_000_000 + " ms");

			t = System.nanoTime();
			for (int i = 0; i < 100000; i++) {
				ByteBuffer.intBeHandler.set(k, 0, i);
				testTable.get(RocksDatabase.getDefaultReadOptions(), k);
			}
			System.out.println("          get: " + (System.nanoTime() - t) / 1_000_000 + " ms");

			t = System.nanoTime();
			try (var wb = rocksDb.borrowBatch()) {
				for (int i = 0; i < 100000; i++) {
					ByteBuffer.intBeHandler.set(k, 0, i);
					wb.clear();
					testTable.put(wb, k, v);
					wb.commit(RocksDatabase.getDefaultWriteOptions());
				}
			}
			System.out.println("    batch.put: " + (System.nanoTime() - t) / 1_000_000 + " ms");

			byte[] data;
			try (var wb = rocksDb.borrowBatch()) {
				t = System.nanoTime();
				for (int i = 0; i < 100000; i++) {
					ByteBuffer.intBeHandler.set(k, 0, i);
					testTable.put(wb, k, v);
				}
				wb.commit(RocksDatabase.getDefaultWriteOptions());
				System.out.println(" batchAll.put: " + (System.nanoTime() - t) / 1_000_000 + " ms");
				data = wb.getWriteBatch().data();
			}

			t = System.nanoTime();
			var batch = rocksDb.newBatch2();
			for (int i = 0; i < 100000; i++) {
				ByteBuffer.intBeHandler.set(k, 0, i);
				batch.clear();
				testTable.put(batch, k, 0, k.length, v, 0, v.length);
				batch.commit(RocksDatabase.getDefaultWriteOptions());
			}
			System.out.println("   batch2.put: " + (System.nanoTime() - t) / 1_000_000 + " ms");

			batch.clear();
			t = System.nanoTime();
			for (int i = 0; i < 100000; i++) {