Package java.util

Examples of java.util.NavigableMap.firstKey()


                descendingMap.lastKey());
        assertEquals(navigableMap_startExcluded_endExcluded.firstEntry(),
                descendingMap.lastEntry());

        assertEquals(navigableMap_startExcluded_endExcluded.lastKey(),
                descendingMap.firstKey());
        assertEquals(navigableMap_startExcluded_endExcluded.lastEntry(),
                descendingMap.firstEntry());

        descendingMap = navigableMap_startExcluded_endIncluded.descendingMap();
        assertEquals(navigableMap_startExcluded_endIncluded.size(),
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                descendingMap.lastKey());
        assertEquals(navigableMap_startExcluded_endIncluded.firstEntry(),
                descendingMap.lastEntry());

        assertEquals(navigableMap_startExcluded_endIncluded.lastKey(),
                descendingMap.firstKey());
        assertEquals(navigableMap_startExcluded_endIncluded.lastEntry(),
                descendingMap.firstEntry());

        descendingMap = navigableMap_startIncluded_endExcluded.descendingMap();
        assertEquals(navigableMap_startIncluded_endExcluded.size(),
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                descendingMap.lastKey());
        assertEquals(navigableMap_startIncluded_endExcluded.firstEntry(),
                descendingMap.lastEntry());

        assertEquals(navigableMap_startIncluded_endExcluded.lastKey(),
                descendingMap.firstKey());
        assertEquals(navigableMap_startIncluded_endExcluded.lastEntry(),
                descendingMap.firstEntry());

        descendingMap = navigableMap_startIncluded_endIncluded.descendingMap();
        assertEquals(navigableMap_startIncluded_endIncluded.size(),
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                descendingMap.lastKey());
        assertEquals(navigableMap_startIncluded_endIncluded.firstEntry(),
                descendingMap.lastEntry());

        assertEquals(navigableMap_startIncluded_endIncluded.lastKey(),
                descendingMap.firstKey());
        assertEquals(navigableMap_startIncluded_endIncluded.lastEntry(),
                descendingMap.firstEntry());
    }

    public void test_AscendingSubMap_floorEntry() {
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    public void testSubMapContents2() {
        COWSortedMap 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));
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        assertEquals(five, e.getKey());
        assertEquals("E", e.getValue());
        assertFalse(i.hasNext());

        NavigableMap ssm = sm.tailMap(four, true);
        assertEquals(four, ssm.firstKey());
        assertEquals(five, ssm.lastKey());
//        assertEquals("D", ssm.remove(four));
//        assertEquals(1, ssm.size());
//        assertEquals(3, sm.size());
//        assertEquals(4, map.size());
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     * subMap returns map with keys in requested range
     */
    public void testSubMapContents() {
        COWSortedMap 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));
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