Examples with AbstractMap java.util.AbstractMap used on opensource projects

Example 36 with AbstractMap

use of java.util.AbstractMap in project pravega by pravega.

the class OperationLogTestBase method getExpectedContents.

/**
 * Given a list of Log Operations, generates an InputStream for each encountered StreamSegment that contains the final
 * contents of that StreamSegment. Only considers operations of type StreamSegmentAppendOperation and MergeSegmentOperation.
 */
private AbstractMap<Long, InputStream> getExpectedContents(Collection<OperationWithCompletion> operations) {
    HashMap<Long, List<InputStream>> partialContents = new HashMap<>();
    for (OperationWithCompletion o : operations) {
        Assert.assertTrue("Operation is not completed.", o.completion.isDone());
        if (o.completion.isCompletedExceptionally()) {
            // This is failed operation; ignore it.
            continue;
        }
        if (o.operation instanceof StreamSegmentAppendOperation) {
            StreamSegmentAppendOperation appendOperation = (StreamSegmentAppendOperation) o.operation;
            List<InputStream> segmentContents = partialContents.get(appendOperation.getStreamSegmentId());
            if (segmentContents == null) {
                segmentContents = new ArrayList<>();
                partialContents.put(appendOperation.getStreamSegmentId(), segmentContents);
            }
            segmentContents.add(appendOperation.getData().getReader());
        } else if (o.operation instanceof MergeSegmentOperation) {
            MergeSegmentOperation mergeOperation = (MergeSegmentOperation) o.operation;
            List<InputStream> targetSegmentContents = partialContents.get(mergeOperation.getStreamSegmentId());
            if (targetSegmentContents == null) {
                targetSegmentContents = new ArrayList<>();
                partialContents.put(mergeOperation.getStreamSegmentId(), targetSegmentContents);
            }
            List<InputStream> sourceSegmentContents = partialContents.get(mergeOperation.getSourceSegmentId());
            targetSegmentContents.addAll(sourceSegmentContents);
            partialContents.remove(mergeOperation.getSourceSegmentId());
        }
    }
    // Construct final result.
    HashMap<Long, InputStream> result = new HashMap<>();
    for (Map.Entry<Long, List<InputStream>> e : partialContents.entrySet()) {
        result.put(e.getKey(), new SequenceInputStream(Iterators.asEnumeration(e.getValue().iterator())));
    }
    return result;
}

Example 37 with AbstractMap

use of java.util.AbstractMap in project j2objc by google.

the class AbstractMapTest method test_values.

/**
 * java.util.AbstractMap#values()
 */
public void test_values() {
    AbstractMap map1 = new HashMap(0);
    assertSame("HashMap(0)", map1.values(), map1.values());
    AbstractMap map2 = new HashMap(10);
    assertSame("HashMap(10)", map2.values(), map2.values());
    Map map3 = Collections.EMPTY_MAP;
    assertSame("EMPTY_MAP", map3.values(), map3.values());
    AbstractMap map4 = new IdentityHashMap(1);
    assertSame("IdentityHashMap", map4.values(), map4.values());
    AbstractMap map5 = new LinkedHashMap(122);
    assertSame("IdentityHashMap", map5.values(), map5.values());
    AbstractMap map6 = new TreeMap();
    assertSame("TreeMap", map6.values(), map6.values());
    AbstractMap map7 = new WeakHashMap();
    assertSame("WeakHashMap", map7.values(), map7.values());
}

Example 38 with AbstractMap

use of java.util.AbstractMap in project j2objc by google.

the class AbstractMapTest method test_clone.

/**
 * java.util.AbstractMap#clone()
 */
public void test_clone() {
    class MyMap extends AbstractMap implements Cloneable {

        private Map map = new HashMap();

        public Set entrySet() {
            return map.entrySet();
        }

        public Object put(Object key, Object value) {
            return map.put(key, value);
        }

        public Map getMap() {
            return map;
        }

        public Object clone() {
            try {
                return super.clone();
            } catch (CloneNotSupportedException e) {
                fail("Clone must be supported");
                return null;
            }
        }
    }
    MyMap map = new MyMap();
    map.put("one", "1");
    Map.Entry entry = (Map.Entry) map.entrySet().iterator().next();
    assertTrue("entry not added", entry.getKey() == "one" && entry.getValue() == "1");
    MyMap mapClone = (MyMap) map.clone();
    assertTrue("clone not shallow", map.getMap() == mapClone.getMap());
}

Example 39 with AbstractMap

use of java.util.AbstractMap in project j2objc by google.

the class AbstractMapTest method test_removeLjava_lang_Object.

/**
 * java.util.AbstractMap#remove(java.lang.Object)
 */
public void test_removeLjava_lang_Object() {
    Object key = new Object();
    Object value = new Object();
    AbstractMap map1 = new HashMap(0);
    map1.put("key", value);
    assertSame("HashMap(0)", map1.remove("key"), value);
    AbstractMap map4 = new IdentityHashMap(1);
    map4.put(key, value);
    assertSame("IdentityHashMap", map4.remove(key), value);
    AbstractMap map5 = new LinkedHashMap(122);
    map5.put(key, value);
    assertSame("LinkedHashMap", map5.remove(key), value);
    AbstractMap map6 = new TreeMap(new Comparator() {

        // Bogus comparator
        public int compare(Object object1, Object object2) {
            return 0;
        }
    });
    map6.put(key, value);
    assertSame("TreeMap", map6.remove(key), value);
    AbstractMap map7 = new WeakHashMap();
    map7.put(key, value);
    assertSame("WeakHashMap", map7.remove(key), value);
    AbstractMap aSpecialMap = new MyMap();
    aSpecialMap.put(specialKey, specialValue);
    Object valueOut = aSpecialMap.remove(specialKey);
    assertSame("MyMap", valueOut, specialValue);
}

Example 40 with AbstractMap

use of java.util.AbstractMap in project j2objc by google.

the class AbstractMapTest method test_get.

/**
 * java.util.AbstractMap#get(Object)
 */
public void test_get() {
    AbstractMap map = new AMT();
    assertNull(map.get("key"));
    assertNull(map.get(null));
    map.put("k", "v");
    map.put("key", null);
    map.put(null, "value");
    assertEquals("v", map.get("k"));
    assertNull(map.get("key"));
    assertEquals("value", map.get(null));
}