java.util.concurrent.ConcurrentSkipListMap#subMap ( )源码实例Demo

下面列出了java.util.concurrent.ConcurrentSkipListMap#subMap ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： openjdk-jdk9 文件： ConcurrentSkipListMapTest.java

/**
 * subMap returns map with keys in requested range
 */
public void testSubMapContents() {
    ConcurrentSkipListMap map = map5();
    NavigableMap sm = map.subMap(two, true, four, false);
    assertEquals(two, sm.firstKey());
    assertEquals(three, sm.lastKey());
    assertEquals(2, sm.size());
    assertFalse(sm.containsKey(one));
    assertTrue(sm.containsKey(two));
    assertTrue(sm.containsKey(three));
    assertFalse(sm.containsKey(four));
    assertFalse(sm.containsKey(five));
    Iterator i = sm.keySet().iterator();
    Object k;
    k = (Integer)(i.next());
    assertEquals(two, k);
    k = (Integer)(i.next());
    assertEquals(three, k);
    assertFalse(i.hasNext());
    Iterator r = sm.descendingKeySet().iterator();
    k = (Integer)(r.next());
    assertEquals(three, k);
    k = (Integer)(r.next());
    assertEquals(two, k);
    assertFalse(r.hasNext());

    Iterator j = sm.keySet().iterator();
    j.next();
    j.remove();
    assertFalse(map.containsKey(two));
    assertEquals(4, map.size());
    assertEquals(1, sm.size());
    assertEquals(three, sm.firstKey());
    assertEquals(three, sm.lastKey());
    assertEquals("C", sm.remove(three));
    assertTrue(sm.isEmpty());
    assertEquals(3, map.size());
}

源代码2 项目： openjdk-jdk9 文件： ConcurrentSkipListMapTest.java

public void testSubMapContents2() {
    ConcurrentSkipListMap map = map5();
    NavigableMap sm = map.subMap(two, true, three, false);
    assertEquals(1, sm.size());
    assertEquals(two, sm.firstKey());
    assertEquals(two, sm.lastKey());
    assertFalse(sm.containsKey(one));
    assertTrue(sm.containsKey(two));
    assertFalse(sm.containsKey(three));
    assertFalse(sm.containsKey(four));
    assertFalse(sm.containsKey(five));
    Iterator i = sm.keySet().iterator();
    Object k;
    k = (Integer)(i.next());
    assertEquals(two, k);
    assertFalse(i.hasNext());
    Iterator r = sm.descendingKeySet().iterator();
    k = (Integer)(r.next());
    assertEquals(two, k);
    assertFalse(r.hasNext());

    Iterator j = sm.keySet().iterator();
    j.next();
    j.remove();
    assertFalse(map.containsKey(two));
    assertEquals(4, map.size());
    assertEquals(0, sm.size());
    assertTrue(sm.isEmpty());
    assertSame(sm.remove(three), null);
    assertEquals(4, map.size());
}

源代码3 项目： openjdk-jdk9 文件： ConcurrentSkipListSubMapTest.java

/**
 * Returns a new map from Integers 1-5 to Strings "A"-"E".
 */
private static ConcurrentNavigableMap map5() {
    ConcurrentSkipListMap map = new ConcurrentSkipListMap();
    assertTrue(map.isEmpty());
    map.put(zero, "Z");
    map.put(one, "A");
    map.put(five, "E");
    map.put(three, "C");
    map.put(two, "B");
    map.put(four, "D");
    map.put(seven, "F");
    assertFalse(map.isEmpty());
    assertEquals(7, map.size());
    return map.subMap(one, true, seven, false);
}

源代码4 项目： j2objc 文件： ConcurrentSkipListMapTest.java

/**
 * subMap returns map with keys in requested range
 */
public void testSubMapContents() {
    ConcurrentSkipListMap map = map5();
    NavigableMap sm = map.subMap(two, true, four, false);
    assertEquals(two, sm.firstKey());
    assertEquals(three, sm.lastKey());
    assertEquals(2, sm.size());
    assertFalse(sm.containsKey(one));
    assertTrue(sm.containsKey(two));
    assertTrue(sm.containsKey(three));
    assertFalse(sm.containsKey(four));
    assertFalse(sm.containsKey(five));
    Iterator i = sm.keySet().iterator();
    Object k;
    k = (Integer)(i.next());
    assertEquals(two, k);
    k = (Integer)(i.next());
    assertEquals(three, k);
    assertFalse(i.hasNext());
    Iterator r = sm.descendingKeySet().iterator();
    k = (Integer)(r.next());
    assertEquals(three, k);
    k = (Integer)(r.next());
    assertEquals(two, k);
    assertFalse(r.hasNext());

    Iterator j = sm.keySet().iterator();
    j.next();
    j.remove();
    assertFalse(map.containsKey(two));
    assertEquals(4, map.size());
    assertEquals(1, sm.size());
    assertEquals(three, sm.firstKey());
    assertEquals(three, sm.lastKey());
    assertEquals("C", sm.remove(three));
    assertTrue(sm.isEmpty());
    assertEquals(3, map.size());
}

源代码5 项目： j2objc 文件： ConcurrentSkipListMapTest.java

public void testSubMapContents2() {
    ConcurrentSkipListMap map = map5();
    NavigableMap sm = map.subMap(two, true, three, false);
    assertEquals(1, sm.size());
    assertEquals(two, sm.firstKey());
    assertEquals(two, sm.lastKey());
    assertFalse(sm.containsKey(one));
    assertTrue(sm.containsKey(two));
    assertFalse(sm.containsKey(three));
    assertFalse(sm.containsKey(four));
    assertFalse(sm.containsKey(five));
    Iterator i = sm.keySet().iterator();
    Object k;
    k = (Integer)(i.next());
    assertEquals(two, k);
    assertFalse(i.hasNext());
    Iterator r = sm.descendingKeySet().iterator();
    k = (Integer)(r.next());
    assertEquals(two, k);
    assertFalse(r.hasNext());

    Iterator j = sm.keySet().iterator();
    j.next();
    j.remove();
    assertFalse(map.containsKey(two));
    assertEquals(4, map.size());
    assertEquals(0, sm.size());
    assertTrue(sm.isEmpty());
    assertSame(sm.remove(three), null);
    assertEquals(4, map.size());
}

源代码6 项目： j2objc 文件： ConcurrentSkipListSubMapTest.java

/**
 * Returns a new map from Integers 1-5 to Strings "A"-"E".
 */
private static ConcurrentNavigableMap map5() {
    ConcurrentSkipListMap map = new ConcurrentSkipListMap();
    assertTrue(map.isEmpty());
    map.put(zero, "Z");
    map.put(one, "A");
    map.put(five, "E");
    map.put(three, "C");
    map.put(two, "B");
    map.put(four, "D");
    map.put(seven, "F");
    assertFalse(map.isEmpty());
    assertEquals(7, map.size());
    return map.subMap(one, true, seven, false);
}

方法所在类

java.util.concurrent.ConcurrentSkipListMap