Java Code Examples for java.util.concurrent.ConcurrentNavigableMap#put()

The following examples show how to use java.util.concurrent.ConcurrentNavigableMap#put() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: BTreeMapTest5.java    From scava with Eclipse Public License 2.0 6 votes vote down vote up 
/**
 * pollFirstEntry returns entries in order
 */
public void testPollFirstEntry() {
    ConcurrentNavigableMap map = map5();
    Map.Entry e = map.pollFirstEntry();
    assertEquals(one, e.getKey());
    assertEquals("A", e.getValue());
    e = map.pollFirstEntry();
    assertEquals(two, e.getKey());
    map.put(one, "A");
    e = map.pollFirstEntry();
    assertEquals(one, e.getKey());
    assertEquals("A", e.getValue());
    e = map.pollFirstEntry();
    assertEquals(three, e.getKey());
    map.remove(four);
    e = map.pollFirstEntry();
    assertEquals(five, e.getKey());
    try {
        e.setValue("A");
        shouldThrow();
    } catch (UnsupportedOperationException success) {}
    e = map.pollFirstEntry();
    assertNull(e);
}
Example 2
Source File: ConcurrentSkipListSubMapJUnitTest.java    From gemfirexd-oss with Apache License 2.0 6 votes vote down vote up 
/**
 * pollLastEntry returns entries in order
 */
public void testDescendingPollLastEntry() {
    ConcurrentNavigableMap map = dmap5();
    Map.Entry e = map.pollLastEntry();
    assertEquals(m5, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(m4, e.getKey());
    map.put(m5, "E");
    e = map.pollLastEntry();
    assertEquals(m5, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(m3, e.getKey());
    map.remove(m2);
    e = map.pollLastEntry();
    assertEquals(m1, e.getKey());
    try {
        e.setValue("E");
        shouldThrow();
    } catch (UnsupportedOperationException success) {}
    e = map.pollLastEntry();
    assertNull(e);
}
Example 3
Source File: ConcurrentSkipListSubMapJUnitTest.java    From gemfirexd-oss with Apache License 2.0 6 votes vote down vote up 
/**
 * pollLastEntry returns entries in order
 */
public void testDescendingPollLastEntry() {
    ConcurrentNavigableMap map = dmap5();
    Map.Entry e = map.pollLastEntry();
    assertEquals(m5, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(m4, e.getKey());
    map.put(m5, "E");
    e = map.pollLastEntry();
    assertEquals(m5, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(m3, e.getKey());
    map.remove(m2);
    e = map.pollLastEntry();
    assertEquals(m1, e.getKey());
    try {
        e.setValue("E");
        shouldThrow();
    } catch (UnsupportedOperationException success) {}
    e = map.pollLastEntry();
    assertNull(e);
}
Example 4
Source File: ConcurrentSkipListSubMapJUnitTest.java    From gemfirexd-oss with Apache License 2.0 6 votes vote down vote up 
/**
 * pollFirstEntry returns entries in order
 */
public void testDescendingPollFirstEntry() {
    ConcurrentNavigableMap map = dmap5();
    Map.Entry e = map.pollFirstEntry();
    assertEquals(m1, e.getKey());
    assertEquals("A", e.getValue());
    e = map.pollFirstEntry();
    assertEquals(m2, e.getKey());
    map.put(m1, "A");
    e = map.pollFirstEntry();
    assertEquals(m1, e.getKey());
    assertEquals("A", e.getValue());
    e = map.pollFirstEntry();
    assertEquals(m3, e.getKey());
    map.remove(m4);
    e = map.pollFirstEntry();
    assertEquals(m5, e.getKey());
    try {
        e.setValue("A");
        shouldThrow();
    } catch (UnsupportedOperationException success) {}
    e = map.pollFirstEntry();
    assertNull(e);
}
Example 5
Source File: ConcurrentSkipListSubMapJUnitTest.java    From gemfirexd-oss with Apache License 2.0 6 votes vote down vote up 
/**
 * pollLastEntry returns entries in order
 */
public void testPollLastEntry() {
    ConcurrentNavigableMap map = map5();
    Map.Entry e = map.pollLastEntry();
    assertEquals(five, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(four, e.getKey());
    map.put(five, "E");
    e = map.pollLastEntry();
    assertEquals(five, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(three, e.getKey());
    map.remove(two);
    e = map.pollLastEntry();
    assertEquals(one, e.getKey());
    try {
        e.setValue("E");
        shouldThrow();
    } catch (UnsupportedOperationException success) {}
    e = map.pollLastEntry();
    assertNull(e);
}
Example 6
Source File: FunTest.java    From scava with Eclipse Public License 2.0 6 votes vote down vote up 
@Test public void testSubMap(){
    int nums[] = {1,2,3,4,5};
    ConcurrentNavigableMap m = new ConcurrentSkipListMap();
    for(int a:nums) for(int b:nums){
        m.put(t2(a,b),"");
    }

    assertEquals(5, m.subMap(t2(3, null), t2(3,HI)).size());
    assertEquals(3, m.subMap(t2(3, 3), t2(3,HI)).size());

    assertEquals(10, m.headMap(t2(3, null)).size());
    assertEquals(15, m.tailMap(t2(3, null)).size());

    assertEquals(10, m.headMap(t2(2, HI)).size());
    assertEquals(15, m.tailMap(t2(2, HI)).size());

}
Example 7
Source File: Memtable.java    From stratio-cassandra with Apache License 2.0 6 votes vote down vote up 
private static int estimateRowOverhead(final int count)
{
    // calculate row overhead
    final OpOrder.Group group = new OpOrder().start();
    int rowOverhead;
    MemtableAllocator allocator = MEMORY_POOL.newAllocator();
    ConcurrentNavigableMap<RowPosition, Object> rows = new ConcurrentSkipListMap<>();
    final Object val = new Object();
    for (int i = 0 ; i < count ; i++)
        rows.put(allocator.clone(new BufferDecoratedKey(new LongToken((long) i), ByteBufferUtil.EMPTY_BYTE_BUFFER), group), val);
    double avgSize = ObjectSizes.measureDeep(rows) / (double) count;
    rowOverhead = (int) ((avgSize - Math.floor(avgSize)) < 0.05 ? Math.floor(avgSize) : Math.ceil(avgSize));
    rowOverhead -= ObjectSizes.measureDeep(new LongToken((long) 0));
    rowOverhead += AtomicBTreeColumns.EMPTY_SIZE;
    allocator.setDiscarding();
    allocator.setDiscarded();
    return rowOverhead;
}
Example 8
Source File: BTreeMapTest5.java    From scava with Eclipse Public License 2.0 6 votes vote down vote up 
/**
 * pollLastEntry returns entries in order
 */
public void testPollLastEntry() {
    ConcurrentNavigableMap map = map5();
    Map.Entry e = map.pollLastEntry();
    assertEquals(five, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(four, e.getKey());
    map.put(five, "E");
    e = map.pollLastEntry();
    assertEquals(five, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(three, e.getKey());
    map.remove(two);
    e = map.pollLastEntry();
    assertEquals(one, e.getKey());
    try {
        e.setValue("E");
        shouldThrow();
    } catch (UnsupportedOperationException success) {}
    e = map.pollLastEntry();
    assertNull(e);
}
Example 9
Source File: ConcurrentSkipListSubMapJUnitTest.java    From gemfirexd-oss with Apache License 2.0 6 votes vote down vote up 
/**
 * pollFirstEntry returns entries in order
 */
public void testPollFirstEntry() {
    ConcurrentNavigableMap map = map5();
    Map.Entry e = map.pollFirstEntry();
    assertEquals(one, e.getKey());
    assertEquals("A", e.getValue());
    e = map.pollFirstEntry();
    assertEquals(two, e.getKey());
    map.put(one, "A");
    e = map.pollFirstEntry();
    assertEquals(one, e.getKey());
    assertEquals("A", e.getValue());
    e = map.pollFirstEntry();
    assertEquals(three, e.getKey());
    map.remove(four);
    e = map.pollFirstEntry();
    assertEquals(five, e.getKey());
    try {
        e.setValue("A");
        shouldThrow();
    } catch (UnsupportedOperationException success) {}
    e = map.pollFirstEntry();
    assertNull(e);
}
Example 10
Source File: ConcurrentSkipListSubMapTest.java    From j2objc with Apache License 2.0 6 votes vote down vote up 
/**
 * pollLastEntry returns entries in order
 */
public void testDescendingPollLastEntry() {
    ConcurrentNavigableMap map = dmap5();
    Map.Entry e = map.pollLastEntry();
    assertEquals(m5, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(m4, e.getKey());
    map.put(m5, "E");
    e = map.pollLastEntry();
    assertEquals(m5, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(m3, e.getKey());
    map.remove(m2);
    e = map.pollLastEntry();
    assertEquals(m1, e.getKey());
    try {
        e.setValue("E");
        shouldThrow();
    } catch (UnsupportedOperationException success) {}
    e = map.pollLastEntry();
    assertNull(e);
}
Example 11
Source File: ConcurrentSkipListSubMapJUnitTest.java    From gemfirexd-oss with Apache License 2.0 6 votes vote down vote up 
/**
 * pollLastEntry returns entries in order
 */
public void testPollLastEntry() {
    ConcurrentNavigableMap map = map5();
    Map.Entry e = map.pollLastEntry();
    assertEquals(five, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(four, e.getKey());
    map.put(five, "E");
    e = map.pollLastEntry();
    assertEquals(five, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(three, e.getKey());
    map.remove(two);
    e = map.pollLastEntry();
    assertEquals(one, e.getKey());
    try {
        e.setValue("E");
        shouldThrow();
    } catch (UnsupportedOperationException success) {}
    e = map.pollLastEntry();
    assertNull(e);
}
Example 12
Source File: ConcurrentSkipListSubMapTest.java    From openjdk-jdk9 with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * pollLastEntry returns entries in order
 */
public void testDescendingPollLastEntry() {
    ConcurrentNavigableMap map = dmap5();
    Map.Entry e = map.pollLastEntry();
    assertEquals(m5, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(m4, e.getKey());
    map.put(m5, "E");
    e = map.pollLastEntry();
    assertEquals(m5, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(m3, e.getKey());
    map.remove(m2);
    e = map.pollLastEntry();
    assertEquals(m1, e.getKey());
    try {
        e.setValue("E");
        shouldThrow();
    } catch (UnsupportedOperationException success) {}
    e = map.pollLastEntry();
    assertNull(e);
}
Example 13
Source File: ConcurrentSkipListSubMapTest.java    From openjdk-jdk9 with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * pollLastEntry returns entries in order
 */
public void testPollLastEntry() {
    ConcurrentNavigableMap map = map5();
    Map.Entry e = map.pollLastEntry();
    assertEquals(five, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(four, e.getKey());
    map.put(five, "E");
    e = map.pollLastEntry();
    assertEquals(five, e.getKey());
    assertEquals("E", e.getValue());
    e = map.pollLastEntry();
    assertEquals(three, e.getKey());
    map.remove(two);
    e = map.pollLastEntry();
    assertEquals(one, e.getKey());
    try {
        e.setValue("E");
        shouldThrow();
    } catch (UnsupportedOperationException success) {}
    e = map.pollLastEntry();
    assertNull(e);
}
Example 14
Source File: ConcurrentSkipListSubMapTest.java    From j2objc with Apache License 2.0 5 votes vote down vote up 
/**
 * put(null,x) throws NPE
 */
public void testPut1_NullPointerException() {
    try {
        ConcurrentNavigableMap c = map5();
        c.put(null, "whatever");
        shouldThrow();
    } catch (NullPointerException success) {}
}
Example 15
Source File: _HelloWorld.java    From scava with Eclipse Public License 2.0 5 votes vote down vote up 
public static void main(String[] args){

        //Configure and open database using builder pattern.
        //All options are available with code auto-completion.
        File dbFile = Utils.tempDbFile();
        DB db = DBMaker.newFileDB(dbFile)
                .closeOnJvmShutdown()
                .encryptionEnable("password")
                .make();

        //open an collection, TreeMap has better performance then HashMap
        ConcurrentNavigableMap<Integer,String> map = db.getTreeMap("collectionName");

        map.put(1,"one");
        map.put(2,"two");
        //map.keySet() is now [1,2] even before commit

        db.commit();  //persist changes into disk

        map.put(3,"three");
        //map.keySet() is now [1,2,3]
        db.rollback(); //revert recent changes
        //map.keySet() is now [1,2]

        db.close();

    }
Example 16
Source File: ConcurrentSkipListSubMapTest.java    From openjdk-jdk9 with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * put(null,x) throws NPE
 */
public void testDescendingPut1_NullPointerException() {
    try {
        ConcurrentNavigableMap c = dmap5();
        c.put(null, "whatever");
        shouldThrow();
    } catch (NullPointerException success) {}
}
Example 17
Source File: ServerManager.java    From hbase with Apache License 2.0 5 votes vote down vote up 
/**
 * Updates last flushed sequence Ids for the regions on server sn
 * @param sn
 * @param hsl
 */
private void updateLastFlushedSequenceIds(ServerName sn, ServerMetrics hsl) {
  for (Entry<byte[], RegionMetrics> entry : hsl.getRegionMetrics().entrySet()) {
    byte[] encodedRegionName = Bytes.toBytes(RegionInfo.encodeRegionName(entry.getKey()));
    Long existingValue = flushedSequenceIdByRegion.get(encodedRegionName);
    long l = entry.getValue().getCompletedSequenceId();
    // Don't let smaller sequence ids override greater sequence ids.
    if (LOG.isTraceEnabled()) {
      LOG.trace(Bytes.toString(encodedRegionName) + ", existingValue=" + existingValue +
        ", completeSequenceId=" + l);
    }
    if (existingValue == null || (l != HConstants.NO_SEQNUM && l > existingValue)) {
      flushedSequenceIdByRegion.put(encodedRegionName, l);
    } else if (l != HConstants.NO_SEQNUM && l < existingValue) {
      LOG.warn("RegionServer " + sn + " indicates a last flushed sequence id ("
          + l + ") that is less than the previous last flushed sequence id ("
          + existingValue + ") for region " + Bytes.toString(entry.getKey()) + " Ignoring.");
    }
    ConcurrentNavigableMap<byte[], Long> storeFlushedSequenceId =
        computeIfAbsent(storeFlushedSequenceIdsByRegion, encodedRegionName,
          () -> new ConcurrentSkipListMap<>(Bytes.BYTES_COMPARATOR));
    for (Entry<byte[], Long> storeSeqId : entry.getValue().getStoreSequenceId().entrySet()) {
      byte[] family = storeSeqId.getKey();
      existingValue = storeFlushedSequenceId.get(family);
      l = storeSeqId.getValue();
      if (LOG.isTraceEnabled()) {
        LOG.trace(Bytes.toString(encodedRegionName) + ", family=" + Bytes.toString(family) +
          ", existingValue=" + existingValue + ", completeSequenceId=" + l);
      }
      // Don't let smaller sequence ids override greater sequence ids.
      if (existingValue == null || (l != HConstants.NO_SEQNUM && l > existingValue.longValue())) {
        storeFlushedSequenceId.put(family, l);
      }
    }
  }
}
Example 18
Source File: ConcurrentSkipListSubMapJUnitTest.java    From gemfirexd-oss with Apache License 2.0 5 votes vote down vote up 
/**
 * put(null,x) throws NPE
 */
public void testPut1_NullPointerException() {
    try {
        ConcurrentNavigableMap c = map5();
        c.put(null, "whatever");
        shouldThrow();
    } catch (NullPointerException success) {}
}
Example 19
Source File: ConcurrentSkipListSubMapJUnitTest.java    From gemfirexd-oss with Apache License 2.0 5 votes vote down vote up 
/**
 * put(null,x) throws NPE
 */
public void testDescendingPut1_NullPointerException() {
    try {
        ConcurrentNavigableMap c = dmap5();
        c.put(null, "whatever");
        shouldThrow();
    } catch (NullPointerException success) {}
}
Example 20
Source File: SeaCloudsApplicationDataStorage.java    From SeaCloudsPlatform with Apache License 2.0 4 votes vote down vote up 
public SeaCloudsApplicationData addSeaCloudsApplicationData(SeaCloudsApplicationData newApplication) {
    ConcurrentNavigableMap<String, SeaCloudsApplicationData> treeMap = dataStore.getTreeMap(SEACLOUDS_APPLICATION_DATA_COLLECTION_TAG);
    treeMap.put(newApplication.getSeaCloudsApplicationId(), newApplication);
    dataStore.commit();
    return newApplication;
}