Examples of java.util.SortedMap.comparator()

java.util.SortedMap.comparator()
Returns the comparator used to order the keys in this map, or null if this map uses the {@linkplain Comparable natural ordering} of its keys. @return the comparator used to order the keys in this map,or null if this map uses the natural ordering of its keys

    }


    public void putAll(Map map) {
        if (map instanceof SortedMap) {
            SortedMap smap = (SortedMap)map;
            if (eq(this.comparator, smap.comparator())) {
                this.buildFromSorted(smap.entrySet().iterator(), map.size());
                return;
            }
        }
        // not a sorted map, or comparator mismatch

View Full Code Here

        assertEquals("Last key in head map should be B", 
            map.headMap("C").lastKey(), "B");
        assertEquals("Last key in submap should be B",
           map.subMap("A","C").lastKey(), "B");
        
        Comparator c = map.comparator();
        assertTrue("natural order, so comparator should be null", 
            c == null);
    }


    public String getCompatibilityVersion() {

View Full Code Here

0 1

TOP

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.