Examples with ConcurrentNavigableMap java.util.concurrent.ConcurrentNavigableMap used on opensource projects

Example 26 with ConcurrentNavigableMap

use of java.util.concurrent.ConcurrentNavigableMap in project mapdb by jankotek.

the class ConcurrentSkipListMapTest method testHigherKey.

/**
     * higherKey returns next element
     */
@Test
public void testHigherKey() {
    ConcurrentNavigableMap q = map5();
    Object e1 = q.higherKey(three);
    assertEquals(four, e1);
    Object e2 = q.higherKey(zero);
    assertEquals(one, e2);
    Object e3 = q.higherKey(five);
    assertNull(e3);
    Object e4 = q.higherKey(six);
    assertNull(e4);
}

Example 27 with ConcurrentNavigableMap

use of java.util.concurrent.ConcurrentNavigableMap in project mapdb by jankotek.

the class ConcurrentSkipListMapTest method testDescendingKeySetOrder.

/**
     * descendingKeySet is ordered
     */
@Test
public void testDescendingKeySetOrder() {
    ConcurrentNavigableMap map = map5();
    Set s = map.descendingKeySet();
    Iterator i = s.iterator();
    Integer last = (Integer) i.next();
    assertEquals(last, five);
    int count = 1;
    while (i.hasNext()) {
        Integer k = (Integer) i.next();
        assertTrue(last.compareTo(k) > 0);
        last = k;
        ++count;
    }
    assertEquals(5, count);
}

Example 28 with ConcurrentNavigableMap

use of java.util.concurrent.ConcurrentNavigableMap in project mapdb by jankotek.

the class ConcurrentSkipListMapTest method testPutIfAbsent2.

/**
     * putIfAbsent does not add the pair if the key is already present
     */
@Test
public void testPutIfAbsent2() {
    ConcurrentNavigableMap map = map5();
    assertEquals("A", map.putIfAbsent(one, "Z"));
}

Example 29 with ConcurrentNavigableMap

use of java.util.concurrent.ConcurrentNavigableMap in project mapdb by jankotek.

the class ConcurrentSkipListMapTest method testEntrySet.

/**
     * entrySet contains all pairs
     */
@Test
public void testEntrySet() {
    ConcurrentNavigableMap map = map5();
    Set s = map.entrySet();
    assertEquals(5, s.size());
    Iterator it = s.iterator();
    while (it.hasNext()) {
        Map.Entry e = (Map.Entry) it.next();
        assertTrue((e.getKey().equals(one) && e.getValue().equals("A")) || (e.getKey().equals(two) && e.getValue().equals("B")) || (e.getKey().equals(three) && e.getValue().equals("C")) || (e.getKey().equals(four) && e.getValue().equals("D")) || (e.getKey().equals(five) && e.getValue().equals("E")));
    }
}

Example 30 with ConcurrentNavigableMap

use of java.util.concurrent.ConcurrentNavigableMap in project mapdb by jankotek.

the class ConcurrentSkipListMapTest method testRemove2_NullPointerException.

/**
     * remove(null, x) throws NPE
     */
@Test
public void testRemove2_NullPointerException() {
    ConcurrentNavigableMap c = emptyMap();
    c.put(123234234, "asdads");
    try {
        c.remove(null, "whatever");
        shouldThrow();
    } catch (NullPointerException success) {
    }
}