org.redisson.api.RLocalCachedMap Java Examples

@Test
public void testReadValuesAndEntries() {
    RLocalCachedMap<Object, Object> m = redisson.getLocalCachedMap("testValuesWithNearCache2",
            LocalCachedMapOptions.defaults());
    m.clear();
    m.put("a", 1);
    m.put("b", 2);
    m.put("c", 3);

    Set<Integer> expectedValuesSet = new HashSet<>();
    expectedValuesSet.add(1);
    expectedValuesSet.add(2);
    expectedValuesSet.add(3);
    Set<Object> actualValuesSet = new HashSet<>(m.readAllValues());
    Assert.assertEquals(expectedValuesSet, actualValuesSet);
    Map<String, Integer> expectedMap = new HashMap<>();
    expectedMap.put("a", 1);
    expectedMap.put("b", 2);
    expectedMap.put("c", 3);
    Assert.assertEquals(expectedMap.entrySet(), m.readAllEntrySet());
}
 

@Test
public void testPutGetCache() {
    RLocalCachedMap<String, Integer> map = redisson.getLocalCachedMap("test", LocalCachedMapOptions.defaults());
    Map<String, Integer> cache = map.getCachedMap();

    map.put("12", 1);
    map.put("14", 2);
    map.put("15", 3);

    assertThat(cache).containsValues(1, 2, 3);
    assertThat(map.get("12")).isEqualTo(1);
    assertThat(map.get("14")).isEqualTo(2);
    assertThat(map.get("15")).isEqualTo(3);
    
    RLocalCachedMap<String, Integer> map1 = redisson.getLocalCachedMap("test", LocalCachedMapOptions.defaults());
    
    assertThat(map1.get("12")).isEqualTo(1);
    assertThat(map1.get("14")).isEqualTo(2);
    assertThat(map1.get("15")).isEqualTo(3);
}
 

@Test
public void testGetAllCache() {
    RLocalCachedMap<String, Integer> map = redisson.getLocalCachedMap("getAll", LocalCachedMapOptions.defaults());
    Map<String, Integer> cache = map.getCachedMap();
    map.put("1", 100);
    map.put("2", 200);
    map.put("3", 300);
    map.put("4", 400);

    assertThat(cache.size()).isEqualTo(4);
    Map<String, Integer> filtered = map.getAll(new HashSet<String>(Arrays.asList("2", "3", "5")));

    Map<String, Integer> expectedMap = new HashMap<String, Integer>();
    expectedMap.put("2", 200);
    expectedMap.put("3", 300);
    assertThat(filtered).isEqualTo(expectedMap);
    
    RMap<String, Integer> map1 = redisson.getLocalCachedMap("getAll", LocalCachedMapOptions.defaults());
    
    Map<String, Integer> filtered1 = map1.getAll(new HashSet<String>(Arrays.asList("2", "3", "5")));

    assertThat(filtered1).isEqualTo(expectedMap);
}
 

@Test
public void testLRU() {
    RLocalCachedMap<String, Integer> map = redisson.getLocalCachedMap("test", LocalCachedMapOptions.<String, Integer>defaults().evictionPolicy(EvictionPolicy.LRU).cacheSize(5));
    Map<String, Integer> cache = map.getCachedMap();

    map.put("12", 1);
    map.put("14", 2);
    map.put("15", 3);
    map.put("16", 4);
    map.put("17", 5);
    map.put("18", 6);
    
    assertThat(cache.size()).isEqualTo(5);
    assertThat(map.size()).isEqualTo(6);
    assertThat(map.keySet()).containsOnly("12", "14", "15", "16", "17", "18");
    assertThat(map.values()).containsOnly(1, 2, 3, 4, 5, 6);
}
 

@Test
public void testLFU() {
    RLocalCachedMap<String, Integer> map = redisson.getLocalCachedMap("test", LocalCachedMapOptions.<String, Integer>defaults().evictionPolicy(EvictionPolicy.LFU).cacheSize(5));
    Map<String, Integer> cache = map.getCachedMap();

    map.put("12", 1);
    map.put("14", 2);
    map.put("15", 3);
    map.put("16", 4);
    map.put("17", 5);
    map.put("18", 6);
    
    assertThat(cache.size()).isEqualTo(5);
    assertThat(map.size()).isEqualTo(6);
    assertThat(map.keySet()).containsOnly("12", "14", "15", "16", "17", "18");
    assertThat(map.values()).containsOnly(1, 2, 3, 4, 5, 6);
}
 

@Test
public void testFastPutIfAbsent() throws Exception {
    RLocalCachedMap<SimpleKey, SimpleValue> map = redisson.getLocalCachedMap("simple", LocalCachedMapOptions.defaults());
    Map<SimpleKey, SimpleValue> cache = map.getCachedMap();
    
    SimpleKey key = new SimpleKey("1");
    SimpleValue value = new SimpleValue("2");
    map.put(key, value);
    assertThat(map.fastPutIfAbsent(key, new SimpleValue("3"))).isFalse();
    assertThat(cache.size()).isEqualTo(1);
    assertThat(map.get(key)).isEqualTo(value);

    SimpleKey key1 = new SimpleKey("2");
    SimpleValue value1 = new SimpleValue("4");
    assertThat(map.fastPutIfAbsent(key1, value1)).isTrue();
    assertThat(cache.size()).isEqualTo(2);
    assertThat(map.get(key1)).isEqualTo(value1);
}
 

@Test
public void testReadAllEntrySet() {
    RLocalCachedMap<SimpleKey, SimpleValue> map = redisson.getLocalCachedMap("simple12", LocalCachedMapOptions.defaults());
    Map<SimpleKey, SimpleValue> cache = map.getCachedMap();
    map.put(new SimpleKey("1"), new SimpleValue("2"));
    map.put(new SimpleKey("33"), new SimpleValue("44"));
    map.put(new SimpleKey("5"), new SimpleValue("6"));

    assertThat(map.readAllEntrySet().size()).isEqualTo(3);
    assertThat(cache.size()).isEqualTo(3);
    Map<SimpleKey, SimpleValue> testMap = new HashMap<>(map);
    assertThat(map.readAllEntrySet()).containsOnlyElementsOf(testMap.entrySet());
    
    RMap<SimpleKey, SimpleValue> map2 = redisson.getLocalCachedMap("simple12", LocalCachedMapOptions.defaults());
    assertThat(map2.readAllEntrySet()).containsOnlyElementsOf(testMap.entrySet());
}
 

@Test
public void testInvalidationOnUpdateNonBinaryCodec() throws InterruptedException {
    LocalCachedMapOptions<String, String> options = LocalCachedMapOptions.<String, String>defaults().evictionPolicy(EvictionPolicy.LFU).cacheSize(5);
    RLocalCachedMap<String, String> map1 = redisson.getLocalCachedMap("test", new StringCodec(), options);
    Map<String, String> cache1 = map1.getCachedMap();
    
    RLocalCachedMap<String, String> map2 = redisson.getLocalCachedMap("test", new StringCodec(), options);
    Map<String, String> cache2 = map2.getCachedMap();
    
    map1.put("1", "1");
    map1.put("2", "2");
    
    assertThat(map2.get("1")).isEqualTo("1");
    assertThat(map2.get("2")).isEqualTo("2");
    
    assertThat(cache1.size()).isEqualTo(2);
    assertThat(cache2.size()).isEqualTo(2);

    map1.put("1", "3");
    map2.put("2", "4");
    Thread.sleep(50);
    
    assertThat(cache1.size()).isEqualTo(1);
    assertThat(cache2.size()).isEqualTo(1);
}
 

@Test
public void testPutIfAbsent() throws Exception {
    RLocalCachedMap<SimpleKey, SimpleValue> map = redisson.getLocalCachedMap("simple12", LocalCachedMapOptions.defaults());
    Map<SimpleKey, SimpleValue> cache = map.getCachedMap();

    SimpleKey key = new SimpleKey("1");
    SimpleValue value = new SimpleValue("2");
    map.put(key, value);
    Assert.assertEquals(value, map.putIfAbsent(key, new SimpleValue("3")));
    Assert.assertEquals(value, map.get(key));

    SimpleKey key1 = new SimpleKey("2");
    SimpleValue value1 = new SimpleValue("4");
    Assert.assertNull(map.putIfAbsent(key1, value1));
    Assert.assertEquals(value1, map.get(key1));
    assertThat(cache.size()).isEqualTo(2);
}
 

@Test
public void testRemoveValueFail() {
    RLocalCachedMap<SimpleKey, SimpleValue> map = redisson.getLocalCachedMap("simple12", LocalCachedMapOptions.defaults());
    Map<SimpleKey, SimpleValue> cache = map.getCachedMap();
    map.put(new SimpleKey("1"), new SimpleValue("2"));

    boolean res = map.remove(new SimpleKey("2"), new SimpleValue("1"));
    Assert.assertFalse(res);

    boolean res1 = map.remove(new SimpleKey("1"), new SimpleValue("3"));
    Assert.assertFalse(res1);

    SimpleValue val1 = map.get(new SimpleKey("1"));
    Assert.assertEquals("2", val1.getValue());
    assertThat(cache.size()).isEqualTo(1);
}
 

@Test
public void testRollback() {
    RLocalCachedMap<String, String> m1 = redisson.getLocalCachedMap("test", LocalCachedMapOptions.defaults());
    m1.put("1", "2");
    m1.put("3", "4");
    
    RLocalCachedMap<String, String> m2 = redisson.getLocalCachedMap("test", LocalCachedMapOptions.defaults());
    m2.get("1");
    m2.get("3");
    
    RTransaction transaction = redisson.createTransaction(TransactionOptions.defaults());
    RMap<String, String> map = transaction.getLocalCachedMap(m1);
    assertThat(map.get("1")).isEqualTo("2");
    assertThat(map.remove("3")).isEqualTo("4");
    
    assertThat(m1.get("3")).isEqualTo("4");
    
    transaction.rollback();
    
    assertThat(redisson.getKeys().count()).isEqualTo(1);
    
    assertThat(m1.get("1")).isEqualTo("2");
    assertThat(m1.get("3")).isEqualTo("4");
    assertThat(m2.get("1")).isEqualTo("2");
    assertThat(m2.get("3")).isEqualTo("4");
}
 

@Test
public void testPut() throws InterruptedException {
    RLocalCachedMap<String, String> m1 = redisson.getLocalCachedMap("test", LocalCachedMapOptions.defaults());
    m1.put("1", "2");
    m1.put("3", "4");
    
    RLocalCachedMap<String, String> m2 = redisson.getLocalCachedMap("test", LocalCachedMapOptions.defaults());
    m2.get("1");
    m2.get("3");
    
    RTransaction transaction = redisson.createTransaction(TransactionOptions.defaults());
    RMap<String, String> map = transaction.getLocalCachedMap(m1);
    assertThat(map.put("3", "5")).isEqualTo("4");
    assertThat(map.get("3")).isEqualTo("5");
    
    assertThat(m1.get("3")).isEqualTo("4");
    assertThat(m2.get("3")).isEqualTo("4");
    
    transaction.commit();
    
    assertThat(m1.get("3")).isEqualTo("5");
    assertThat(m2.get("3")).isEqualTo("5");
}
 

@Test(timeout = 5000)
public void testDeserializationErrorReturnsErrorImmediately() throws Exception {
    RMap<String, SimpleObjectWithoutDefaultConstructor> map = getMap("deserializationFailure", new JsonJacksonCodec());
    Assume.assumeTrue(!(map instanceof RLocalCachedMap));
    SimpleObjectWithoutDefaultConstructor object = new SimpleObjectWithoutDefaultConstructor("test-val");

    Assert.assertEquals("test-val", object.getTestField());
    map.put("test-key", object);

    try {
        map.get("test-key");
        Assert.fail("Expected exception from map.get() call");
    } catch (Exception e) {
        e.printStackTrace();
    }
    destroy(map);
}
 

@Test
public void testReplaceOldValueSuccess() {
    RLocalCachedMap<SimpleKey, SimpleValue> map = redisson.getLocalCachedMap("simple", LocalCachedMapOptions.defaults());
    Map<SimpleKey, SimpleValue> cache = map.getCachedMap();
    map.put(new SimpleKey("1"), new SimpleValue("2"));

    boolean res = map.replace(new SimpleKey("1"), new SimpleValue("2"), new SimpleValue("3"));
    Assert.assertTrue(res);

    boolean res1 = map.replace(new SimpleKey("1"), new SimpleValue("2"), new SimpleValue("3"));
    Assert.assertFalse(res1);

    SimpleValue val1 = map.get(new SimpleKey("1"));
    Assert.assertEquals("3", val1.getValue());
    assertThat(cache.size()).isEqualTo(1);
}
 

@Test
public void testReadAllValues() {
    RLocalCachedMap<SimpleKey, SimpleValue> map = redisson.getLocalCachedMap("simple", LocalCachedMapOptions.defaults());
    Map<SimpleKey, SimpleValue> cache = map.getCachedMap();
    
    map.put(new SimpleKey("1"), new SimpleValue("2"));
    map.put(new SimpleKey("33"), new SimpleValue("44"));
    map.put(new SimpleKey("5"), new SimpleValue("6"));
    assertThat(cache.size()).isEqualTo(3);

    assertThat(map.readAllValues().size()).isEqualTo(3);
    Map<SimpleKey, SimpleValue> testMap = new HashMap<>(map);
    assertThat(map.readAllValues()).containsOnlyElementsOf(testMap.values());
    
    RMap<SimpleKey, SimpleValue> map2 = redisson.getLocalCachedMap("simple", LocalCachedMapOptions.defaults());
    assertThat(map2.readAllValues()).containsOnlyElementsOf(testMap.values());
}
 

@Test
public void testReplaceOldValueFail() {
    RLocalCachedMap<SimpleKey, SimpleValue> map = redisson.getLocalCachedMap("simple", LocalCachedMapOptions.defaults());
    Map<SimpleKey, SimpleValue> cache = map.getCachedMap();
    map.put(new SimpleKey("1"), new SimpleValue("2"));

    boolean res = map.replace(new SimpleKey("1"), new SimpleValue("43"), new SimpleValue("31"));
    Assert.assertFalse(res);

    SimpleValue val1 = map.get(new SimpleKey("1"));
    Assert.assertEquals("2", val1.getValue());
    assertThat(cache.size()).isEqualTo(1);
}
 

@Test
public void testFastPut() {
    RLocalCachedMap<String, Integer> map = redisson.getLocalCachedMap("test", LocalCachedMapOptions.defaults());
    Assert.assertTrue(map.fastPut("1", 2));
    assertThat(map.get("1")).isEqualTo(2);
    Assert.assertFalse(map.fastPut("1", 3));
    assertThat(map.get("1")).isEqualTo(3);
    Assert.assertEquals(1, map.size());
}
 

@Test
public void testRemoveValue() {
    RLocalCachedMap<SimpleKey, SimpleValue> map = redisson.getLocalCachedMap("simple12", LocalCachedMapOptions.defaults());
    Map<SimpleKey, SimpleValue> cache = map.getCachedMap();
    map.put(new SimpleKey("1"), new SimpleValue("2"));

    boolean res = map.remove(new SimpleKey("1"), new SimpleValue("2"));
    Assert.assertTrue(res);

    SimpleValue val1 = map.get(new SimpleKey("1"));
    Assert.assertNull(val1);

    Assert.assertEquals(0, map.size());
    assertThat(cache.size()).isEqualTo(0);
}
 

@Test
public void testReplaceValue() {
    RLocalCachedMap<SimpleKey, SimpleValue> map = redisson.getLocalCachedMap("simple", LocalCachedMapOptions.defaults());
    Map<SimpleKey, SimpleValue> cache = map.getCachedMap();
    map.put(new SimpleKey("1"), new SimpleValue("2"));

    SimpleValue res = map.replace(new SimpleKey("1"), new SimpleValue("3"));
    Assert.assertEquals("2", res.getValue());
    assertThat(cache.size()).isEqualTo(1);

    SimpleValue val1 = map.get(new SimpleKey("1"));
    Assert.assertEquals("3", val1.getValue());
}
 

@Test
public void testAddAndGet() throws InterruptedException {
    RLocalCachedMap<Integer, Integer> map = redisson.getLocalCachedMap("getAll", new CompositeCodec(redisson.getConfig().getCodec(), IntegerCodec.INSTANCE), LocalCachedMapOptions.defaults());
    Map<Integer, Integer> cache = map.getCachedMap();
    map.put(1, 100);

    Integer res = map.addAndGet(1, 12);
    assertThat(cache.size()).isEqualTo(1);
    assertThat(res).isEqualTo(112);
    res = map.get(1);
    assertThat(res).isEqualTo(112);

    RMap<Integer, Double> map2 = redisson.getLocalCachedMap("getAll2", new CompositeCodec(redisson.getConfig().getCodec(), DoubleCodec.INSTANCE), LocalCachedMapOptions.defaults());
    map2.put(1, new Double(100.2));

    Double res2 = map2.addAndGet(1, new Double(12.1));
    assertThat(res2).isEqualTo(112.3);
    res2 = map2.get(1);
    assertThat(res2).isEqualTo(112.3);

    RMap<String, Integer> mapStr = redisson.getLocalCachedMap("mapStr", new CompositeCodec(redisson.getConfig().getCodec(), IntegerCodec.INSTANCE), LocalCachedMapOptions.defaults());
    assertThat(mapStr.put("1", 100)).isNull();

    assertThat(mapStr.addAndGet("1", 12)).isEqualTo(112);
    assertThat(mapStr.get("1")).isEqualTo(112);
    assertThat(cache.size()).isEqualTo(1);
}
 

@Test
public void testPutAllCache() throws InterruptedException {
    RLocalCachedMap<Integer, String> map = redisson.getLocalCachedMap("simple", LocalCachedMapOptions.defaults());
    RLocalCachedMap<Integer, String> map1 = redisson.getLocalCachedMap("simple", LocalCachedMapOptions.defaults());
    Map<Integer, String> cache = map.getCachedMap();
    Map<Integer, String> cache1 = map1.getCachedMap();
    map.put(1, "1");
    map.put(2, "2");
    map.put(3, "3");

    Map<Integer, String> joinMap = new HashMap<Integer, String>();
    joinMap.put(4, "4");
    joinMap.put(5, "5");
    joinMap.put(6, "6");
    map.putAll(joinMap);

    assertThat(cache.size()).isEqualTo(6);
    assertThat(cache1.size()).isEqualTo(0);
    assertThat(map.keySet()).containsOnly(1, 2, 3, 4, 5, 6);
    
    map1.putAll(joinMap);
    
    // waiting for cache cleanup listeners triggering 
    Thread.sleep(500);
    
    assertThat(cache.size()).isEqualTo(3);
    assertThat(cache1.size()).isEqualTo(3);
}
 

@Test
public void testRemove() {
    RLocalCachedMap<String, Integer> map = redisson.getLocalCachedMap("test", LocalCachedMapOptions.defaults());
    Map<String, Integer> cache = map.getCachedMap();
    map.put("12", 1);

    assertThat(cache.size()).isEqualTo(1);
    
    assertThat(map.remove("12")).isEqualTo(1);
    
    assertThat(cache.size()).isEqualTo(0);
    
    assertThat(map.remove("14")).isNull();
}
 

@Test
public void testFastRemove() throws InterruptedException, ExecutionException {
    RLocalCachedMap<Integer, Integer> map = redisson.getLocalCachedMap("test", LocalCachedMapOptions.defaults());
    map.put(1, 3);
    map.put(2, 4);
    map.put(7, 8);

    assertThat(map.fastRemove(1, 2)).isEqualTo(2);
    assertThat(map.fastRemove(2)).isEqualTo(0);
    assertThat(map.size()).isEqualTo(1);
}
 

@Test
public void testFastRemoveEmpty() throws InterruptedException, ExecutionException {
    LocalCachedMapOptions options = LocalCachedMapOptions.defaults()
            .evictionPolicy(EvictionPolicy.NONE)
            .cacheSize(3)
            .syncStrategy(SyncStrategy.NONE);
    RLocalCachedMap<String, Integer> map = redisson.getLocalCachedMap("test", options);
    assertThat(map.fastRemove("test")).isZero();
}
 

@Test
public void testSizeCache() {
    RLocalCachedMap<String, Integer> map = redisson.getLocalCachedMap("test", LocalCachedMapOptions.defaults());
    Map<String, Integer> cache = map.getCachedMap();

    map.put("12", 1);
    map.put("14", 2);
    map.put("15", 3);
    
    assertThat(cache.size()).isEqualTo(3);
    assertThat(map.size()).isEqualTo(3);
}
 

@Test
public void testNoInvalidationOnRemove() throws InterruptedException {
    LocalCachedMapOptions<String, Integer> options = LocalCachedMapOptions.<String, Integer>defaults()
            .evictionPolicy(EvictionPolicy.LFU)
            .cacheSize(5)
            .syncStrategy(SyncStrategy.NONE);
    
    RLocalCachedMap<String, Integer> map1 = redisson.getLocalCachedMap("test", options);
    Map<String, Integer> cache1 = map1.getCachedMap();
    
    RLocalCachedMap<String, Integer> map2 = redisson.getLocalCachedMap("test", options);
    Map<String, Integer> cache2 = map2.getCachedMap();
    
    map1.put("1", 1);
    map1.put("2", 2);
    
    assertThat(map2.get("1")).isEqualTo(1);
    assertThat(map2.get("2")).isEqualTo(2);
    
    assertThat(cache1.size()).isEqualTo(2);
    assertThat(cache2.size()).isEqualTo(2);

    map1.remove("1");
    map2.remove("2");
    Thread.sleep(50);
    
    assertThat(cache1.size()).isEqualTo(1);
    assertThat(cache2.size()).isEqualTo(1);
}
 

@Test
public void testLocalCacheClear() throws InterruptedException {
    LocalCachedMapOptions<String, Integer> options = LocalCachedMapOptions.<String, Integer>defaults()
            .evictionPolicy(EvictionPolicy.LFU)
            .cacheSize(5)
            .syncStrategy(SyncStrategy.INVALIDATE);
    
    RLocalCachedMap<String, Integer> map1 = redisson.getLocalCachedMap("test", options);
    Map<String, Integer> cache1 = map1.getCachedMap();
    
    RLocalCachedMap<String, Integer> map2 = redisson.getLocalCachedMap("test", options);
    Map<String, Integer> cache2 = map2.getCachedMap();
    
    map1.put("1", 1);
    map1.put("2", 2);
    
    assertThat(map2.get("1")).isEqualTo(1);
    assertThat(map2.get("2")).isEqualTo(2);
    
    assertThat(cache1.size()).isEqualTo(2);
    assertThat(cache2.size()).isEqualTo(2);

    
    map1.clearLocalCache();
    
    assertThat(redisson.getKeys().count()).isEqualTo(1);

    assertThat(cache1.size()).isZero();
    assertThat(cache2.size()).isZero();
}
 

@Test
public void testLocalCacheState() throws InterruptedException {
    LocalCachedMapOptions<String, String> options = LocalCachedMapOptions.<String, String>defaults()
            .evictionPolicy(EvictionPolicy.LFU)
            .cacheSize(5)
            .syncStrategy(SyncStrategy.INVALIDATE);
    
    RLocalCachedMap<String, String> map = redisson.getLocalCachedMap("test", options);
    map.put("1", "11");
    map.put("2", "22");
    assertThat(map.cachedKeySet()).containsExactlyInAnyOrder("1", "2");
    assertThat(map.cachedValues()).containsExactlyInAnyOrder("11", "22");
    assertThat(map.getCachedMap().keySet()).containsExactlyInAnyOrder("1", "2");
    assertThat(map.getCachedMap().values()).containsExactlyInAnyOrder("11", "22");
}
 

@Test
public void testNoInvalidationOnUpdate() throws InterruptedException {
    LocalCachedMapOptions<String, Integer> options = LocalCachedMapOptions.<String, Integer>defaults()
            .evictionPolicy(EvictionPolicy.LFU)
            .cacheSize(5)
            .syncStrategy(SyncStrategy.NONE);
    
    RLocalCachedMap<String, Integer> map1 = redisson.getLocalCachedMap("test", options);
    Map<String, Integer> cache1 = map1.getCachedMap();
    
    RLocalCachedMap<String, Integer> map2 = redisson.getLocalCachedMap("test", options);
    Map<String, Integer> cache2 = map2.getCachedMap();
    
    map1.put("1", 1);
    map1.put("2", 2);
    
    assertThat(map2.get("1")).isEqualTo(1);
    assertThat(map2.get("2")).isEqualTo(2);
    
    assertThat(cache1.size()).isEqualTo(2);
    assertThat(cache2.size()).isEqualTo(2);

    map1.put("1", 3);
    map2.put("2", 4);
    Thread.sleep(50);

    assertThat(cache1.size()).isEqualTo(2);
    assertThat(cache2.size()).isEqualTo(2);
}
 

@Test
public void testDelete() {
    RLocalCachedMap<String, String> localCachedMap = redisson.getLocalCachedMap("udi-test",
                    LocalCachedMapOptions.defaults());

    assertThat(localCachedMap.delete()).isFalse();
    localCachedMap.put("1", "2");
    assertThat(localCachedMap.delete()).isTrue();
}