public void testDefensiveCopyOfChildren() {
Node<Object, Object> rootNode = cache.getRoot();
Fqn childFqn = Fqn.fromString("/child");
rootNode.addChild(childFqn).put("k", "v");
Set<Node<Object, Object>> children = rootNode.getChildren();
Set<Object> childrenNames = rootNode.getChildrenNames();
assert childrenNames.size() == 1;
assert childrenNames.contains(childFqn.getLastElement());
assert children.size() == 1;
assert children.iterator().next().getFqn().equals(childFqn);
// now change stuff.
rootNode.addChild(Fqn.fromString("/child2"));
// assert that the collections we initially got have not changed.
assert childrenNames.size() == 1;
assert childrenNames.contains(childFqn.getLastElement());
assert children.size() == 1;
assert children.iterator().next().getFqn().equals(childFqn);
}
public void testDuplicatePersistence() throws CacheLoaderException {
cache.put(Fqn.fromElements("a", "b"), "k", "v");
assert "v".equals(cache.get(Fqn.fromElements("a", "b"), "k"));
cache.stop();
cache.start();
cache.put(Fqn.fromElements("a", "b"), "k", "v");
assert "v".equals(cache.get(Fqn.fromElements("a", "b"), "k"));
}
private boolean hasChild(AdvancedCache<?, ?> cache, Fqn f) {
if (f.size() > 1) {
// indirect child.
Fqn absoluteFqn = Fqn.fromRelativeFqn(fqn, f);
return exists(cache, absoluteFqn);
} else {
return hasChild(f.getLastElement());
}
}
@Override
public boolean hasChild(Fqn f) {
if (f.size() > 1) {
// indirect child.
Fqn absoluteFqn = Fqn.fromRelativeFqn(fqn, f);
return exists(absoluteFqn);
} else {
return hasChild(f.getLastElement());
}
}
private Node<K, V> addChild(AdvancedCache<?, ?> cache, Fqn f) {
startAtomic();
try {
Fqn absoluteChildFqn = Fqn.fromRelativeFqn(fqn, f);
// 1) first register it with the parent
AtomicMap<Object, Fqn> structureMap = getStructure(cache);
structureMap.put(f.getLastElement(), absoluteChildFqn);
// 2) then create the structure and data maps
createNodeInCache(cache, absoluteChildFqn);
return new NodeImpl<K, V>(absoluteChildFqn, cache, batchContainer);
} finally {
endAtomic();
}
}
private Node<K, V> getChild(AdvancedCache cache, Fqn f) {
startAtomic();
try {
if (hasChild(f))
return new NodeImpl<K, V>(Fqn.fromRelativeFqn(fqn, f), cache, batchContainer);
else return null;
} finally {
endAtomic();
}
}
private Node<K, V> getChild(AdvancedCache cache, Object name) {
startAtomic();
try {
if (hasChild(name))
return new NodeImpl<K, V>(Fqn.fromRelativeElements(fqn, name), cache, batchContainer);
else return null;
} finally {
endAtomic();
}
}
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
NodeImpl<?, ?> node = (NodeImpl<?, ?>) o;
if (fqn != null ? !fqn.equals(node.fqn) : node.fqn != null) return false;
return true;
}
@Override
public Node<K, V> getChild(Object name) {
startAtomic();
try {
if (hasChild(name))
return new NodeImpl<K, V>(Fqn.fromRelativeElements(fqn, name), cache, batchContainer);
else return null;
} finally {
endAtomic();
}
}
@Override
public Node<K, V> getChild(Fqn f) {
startAtomic();
try {
if (hasChild(f))
return new NodeImpl<K, V>(Fqn.fromRelativeFqn(fqn, f), cache, batchContainer);
else return null;
} finally {
endAtomic();
}
}
public void testGetChildrenNames() throws Exception {
Node<Object, Object> rootNode = cache.getRoot();
rootNode.addChild(A).put("k", "v");
rootNode.addChild(B).put("k", "v");
Set<Object> childrenNames = new HashSet<Object>();
childrenNames.add(A.getLastElement());
childrenNames.add(B.getLastElement());
assertEquals(childrenNames, rootNode.getChildrenNames());
// now delete a child, within a tx
tm.begin();
rootNode.removeChild(B);
assertFalse(rootNode.hasChild(B));
childrenNames.remove(B.getLastElement());
assertEquals(childrenNames, rootNode.getChildrenNames());
tm.commit();
assertEquals(childrenNames, rootNode.getChildrenNames());
}
@Test
public void testCacheManager() {
ConfigurationBuilder builder = new ConfigurationBuilder();
builder.transaction().invocationBatching().enable();
EmbeddedCacheManager cm = new DefaultCacheManager(builder.build());
Cache<String, String> cache = cm.getCache();
TreeCacheFactory tcf = new TreeCacheFactory();
TreeCache<String, String> tree = tcf.createTreeCache(cache);
Fqn leafFqn = Fqn.fromElements("branch", "leaf");
Node<String, String> leaf = tree.getRoot().addChild(leafFqn);
leaf.put("fruit", "orange");
cm.stop();
}
public void testGetChildAPI() {
Node<Object, Object> rootNode = cache.getRoot();
// creates a Node<Object, Object> with fqn /a/b/c
Node childA = rootNode.addChild(A);
childA.addChild(B).addChild(C);
rootNode.getChild(A).put("key", "value");
rootNode.getChild(A).getChild(B).put("key", "value");
rootNode.getChild(A).getChild(B).getChild(C).put("key", "value");
assertEquals("value", rootNode.getChild(A).get("key"));
assertEquals("value", rootNode.getChild(A).getChild(B).get("key"));
assertEquals("value", rootNode.getChild(A).getChild(B).getChild(C).get("key"));
assertNull(rootNode.getChild(Fqn.fromElements("nonexistent")));
}
@SuppressWarnings("unchecked")
private Node<String, Object> getNode(final String node) {
LOGGER.debug("Fetching node for store {} from Infinispan", node);
final StringBuilder merchantPath = new StringBuilder();
merchantPath.append(getRootName()).append(node);
Fqn contentFilesFqn = Fqn.fromString(merchantPath.toString());
Node<String, Object> nd = cacheManager.getTreeCache().getRoot().getChild(contentFilesFqn);
if (nd == null) {
cacheManager.getTreeCache().getRoot().addChild(contentFilesFqn);
nd = cacheManager.getTreeCache().getRoot().getChild(contentFilesFqn);
}
return nd;
}
/** Remember, Fqns are relative!! */
public void testParentsAndChildren() {
Node<Object, Object> rootNode = cache.getRoot();
Node<Object, Object> nodeA = rootNode.addChild(A);
Node<Object, Object> nodeB = nodeA.addChild(B);
Node<Object, Object> nodeC = nodeA.addChild(C);
Node<Object, Object> nodeD = rootNode.addChild(D);
assertEquals(rootNode, nodeA.getParent());
assertEquals(nodeA, nodeB.getParent());
assertEquals(nodeA, nodeC.getParent());
assertEquals(rootNode, nodeD.getParent());
assertTrue(rootNode.hasChild(A));
assertFalse(rootNode.hasChild(B));
assertFalse(rootNode.hasChild(C));
assertTrue(rootNode.hasChild(D));
assertTrue(nodeA.hasChild(B));
assertTrue(nodeA.hasChild(C));
assertEquals(nodeA, rootNode.getChild(A));
assertEquals(nodeD, rootNode.getChild(D));
assertEquals(nodeB, nodeA.getChild(B));
assertEquals(nodeC, nodeA.getChild(C));
assertTrue(nodeA.getChildren().contains(nodeB));
assertTrue(nodeA.getChildren().contains(nodeC));
assertEquals(2, nodeA.getChildren().size());
assertTrue(rootNode.getChildren().contains(nodeA));
assertTrue(rootNode.getChildren().contains(nodeD));
assertEquals(2, rootNode.getChildren().size());
assertEquals(true, rootNode.removeChild(A));
assertFalse(rootNode.getChildren().contains(nodeA));
assertTrue(rootNode.getChildren().contains(nodeD));
assertEquals(1, rootNode.getChildren().size());
assertEquals("double remove", false, rootNode.removeChild(A));
assertEquals("double remove", false, rootNode.removeChild(A.getLastElement()));
}
public void testPersistence() throws CacheLoaderException {
cache.put("/a/b/c", "key", "value");
assert "value".equals(cache.get("/a/b/c", "key"));
assert store.containsKey(new NodeKey(Fqn.fromString("/a/b/c"), DATA));
assert "value".equals(nodeContentsInCacheStore(store, Fqn.fromString("/a/b/c")).get("key"));
assert store.containsKey(new NodeKey(Fqn.fromString("/a/b/c"), STRUCTURE));
cache.stop();
cache.start();
assert "value".equals(cache.get("/a/b/c", "key"));
assert store.containsKey(new NodeKey(Fqn.fromString("/a/b/c"), DATA));
assert "value".equals(nodeContentsInCacheStore(store, Fqn.fromString("/a/b/c")).get("key"));
assert store.containsKey(new NodeKey(Fqn.fromString("/a/b/c"), STRUCTURE));
}
public void testBasicOperation()
throws SystemException, NotSupportedException, HeuristicMixedException,
HeuristicRollbackException, RollbackException {
assertClusterSize("Should only be 2 caches in the cluster!!!", 2);
Fqn f = Fqn.fromString("/test/data");
String k = "key", v = "value";
assertNull("Should be null", cache1.getRoot().getChild(f));
assertNull("Should be null", cache2.getRoot().getChild(f));
Node<Object, Object> node = cache1.getRoot().addChild(f);
assertNotNull("Should not be null", node);
TransactionManager tm = beginTransaction(cache1.getCache());
node.put(k, v);
tm.commit();
assertEquals(v, node.get(k));
assertEquals(v, cache1.get(f, k));
assertEquals("Should have replicated", v, cache2.get(f, k));
}
/**
* Creates a new Fqn whose ancestor has been replaced with the new ancestor passed in.
*
* @param oldAncestor old ancestor to replace
* @param newAncestor nw ancestor to replace with
* @return a new Fqn with ancestors replaced.
*/
public Fqn replaceAncestor(Fqn oldAncestor, Fqn newAncestor) {
if (!isChildOf(oldAncestor))
throw new IllegalArgumentException("Old ancestor must be an ancestor of the current Fqn!");
Fqn subFqn = this.getSubFqn(oldAncestor.size(), size());
return Fqn.fromRelativeFqn(newAncestor, subFqn);
}
public void testHashCodesAppendedCount() {
List<Fqn> fqns = new ArrayList<Fqn>();
fqns.add(Fqn.ROOT);
for (int i = 0; i < 256; i++) fqns.add(Fqn.fromString("/fqn" + i));
doTest(fqns);
}
public int hashCode() {
return (fqn != null ? fqn.hashCode() : 0);
}
private Node<K, V> getParent(AdvancedCache<?, ?> cache) {
if (fqn.isRoot()) return this;
return new NodeImpl<K, V>(fqn.getParent(), cache, batchContainer);
}
@Override
public boolean removeChild(Fqn f) {
return removeChild(f.getLastElement());
}
@Override
public Node<K, V> getParent() {
if (fqn.isRoot()) return this;
return new NodeImpl<K, V>(fqn.getParent(), cache, batchContainer);
}
/**
* Tests {@link Node}-centric operations
*
* @author <a href="mailto:manik AT jboss DOT org">Manik Surtani</a>
*/
@Test(groups = "functional", testName = "api.tree.NodeAPITest")
public class NodeAPITest extends SingleCacheManagerTest {
static final Fqn A = Fqn.fromString("/a"),
B = Fqn.fromString("/b"),
C = Fqn.fromString("/c"),
D = Fqn.fromString("/d");
Fqn A_B = Fqn.fromRelativeFqn(A, B);
Fqn A_C = Fqn.fromRelativeFqn(A, C);
TransactionManager tm;
TreeCache<Object, Object> cache;
@Override
protected EmbeddedCacheManager createCacheManager() throws Exception {
// start a single cache instance
ConfigurationBuilder cb = getDefaultStandaloneCacheConfig(true);
cb.invocationBatching().enable();
EmbeddedCacheManager cm = TestCacheManagerFactory.createCacheManager(cb);
cache = new TreeCacheImpl<Object, Object>(cm.getCache());
tm = cache.getCache().getAdvancedCache().getTransactionManager();
return cm;
}
/** Test method behaves according to javadoc. */
public void testGetParent() {
Node<Object, Object> rootNode = cache.getRoot();
assertEquals(rootNode, rootNode.getParent());
Node<Object, Object> nodeA = rootNode.addChild(A);
assertEquals(rootNode, nodeA.getParent());
}
public void testAddingData() {
Node<Object, Object> rootNode = cache.getRoot();
Node<Object, Object> nodeA = rootNode.addChild(A);
nodeA.put("key", "value");
assertEquals("value", nodeA.get("key"));
}
public void testAddingDataPutMap() {
cache.put(A_B, Collections.singletonMap("key", "value"));
assertEquals("value", cache.get(A_B, "key"));
}
public void testAddingDataPutKey() {
cache.put(A_B, "key", "value");
assertEquals("value", cache.get(A_B, "key"));
}
public void testAddingDataTx() throws Exception {
Node<Object, Object> rootNode = cache.getRoot();
tm.begin();
Node<Object, Object> nodeA = rootNode.addChild(A);
nodeA.put("key", "value");
assertEquals("value", nodeA.get("key"));
tm.commit();
}
public void testOverwritingDataTx() throws Exception {
Node<Object, Object> rootNode = cache.getRoot();
Node<Object, Object> nodeA = rootNode.addChild(A);
nodeA.put("key", "value");
assertEquals("value", nodeA.get("key"));
tm.begin();
rootNode.removeChild(A);
cache.put(A, "k2", "v2");
tm.commit();
assertNull(nodeA.get("key"));
assertEquals("v2", nodeA.get("k2"));
}
/** Remember, Fqns are relative!! */
public void testParentsAndChildren() {
Node<Object, Object> rootNode = cache.getRoot();
Node<Object, Object> nodeA = rootNode.addChild(A);
Node<Object, Object> nodeB = nodeA.addChild(B);
Node<Object, Object> nodeC = nodeA.addChild(C);
Node<Object, Object> nodeD = rootNode.addChild(D);
assertEquals(rootNode, nodeA.getParent());
assertEquals(nodeA, nodeB.getParent());
assertEquals(nodeA, nodeC.getParent());
assertEquals(rootNode, nodeD.getParent());
assertTrue(rootNode.hasChild(A));
assertFalse(rootNode.hasChild(B));
assertFalse(rootNode.hasChild(C));
assertTrue(rootNode.hasChild(D));
assertTrue(nodeA.hasChild(B));
assertTrue(nodeA.hasChild(C));
assertEquals(nodeA, rootNode.getChild(A));
assertEquals(nodeD, rootNode.getChild(D));
assertEquals(nodeB, nodeA.getChild(B));
assertEquals(nodeC, nodeA.getChild(C));
assertTrue(nodeA.getChildren().contains(nodeB));
assertTrue(nodeA.getChildren().contains(nodeC));
assertEquals(2, nodeA.getChildren().size());
assertTrue(rootNode.getChildren().contains(nodeA));
assertTrue(rootNode.getChildren().contains(nodeD));
assertEquals(2, rootNode.getChildren().size());
assertEquals(true, rootNode.removeChild(A));
assertFalse(rootNode.getChildren().contains(nodeA));
assertTrue(rootNode.getChildren().contains(nodeD));
assertEquals(1, rootNode.getChildren().size());
assertEquals("double remove", false, rootNode.removeChild(A));
assertEquals("double remove", false, rootNode.removeChild(A.getLastElement()));
}
public void testImmutabilityOfData() {
Node<Object, Object> rootNode = cache.getRoot();
rootNode.put("key", "value");
Map<Object, Object> m = rootNode.getData();
try {
m.put("x", "y");
fail("Map should be immutable!!");
} catch (Exception e) {
// expected
}
try {
rootNode.getKeys().add(new Object());
fail("Key set should be immutable");
} catch (Exception e) {
// expected
}
}
public void testDefensiveCopyOfData() {
Node<Object, Object> rootNode = cache.getRoot();
rootNode.put("key", "value");
Map<Object, Object> data = rootNode.getData();
Set<Object> keys = rootNode.getKeys();
assert keys.size() == 1;
assert keys.contains("key");
assert data.size() == 1;
assert data.containsKey("key");
// now change stuff.
rootNode.put("key2", "value2");
// assert that the collections we initially got have not changed.
assert keys.size() == 1;
assert keys.contains("key");
assert data.size() == 1;
assert data.containsKey("key");
}
public void testDefensiveCopyOfChildren() {
Node<Object, Object> rootNode = cache.getRoot();
Fqn childFqn = Fqn.fromString("/child");
rootNode.addChild(childFqn).put("k", "v");
Set<Node<Object, Object>> children = rootNode.getChildren();
Set<Object> childrenNames = rootNode.getChildrenNames();
assert childrenNames.size() == 1;
assert childrenNames.contains(childFqn.getLastElement());
assert children.size() == 1;
assert children.iterator().next().getFqn().equals(childFqn);
// now change stuff.
rootNode.addChild(Fqn.fromString("/child2"));
// assert that the collections we initially got have not changed.
assert childrenNames.size() == 1;
assert childrenNames.contains(childFqn.getLastElement());
assert children.size() == 1;
assert children.iterator().next().getFqn().equals(childFqn);
}
public void testImmutabilityOfChildren() {
Node<Object, Object> rootNode = cache.getRoot();
rootNode.addChild(A);
try {
rootNode.getChildren().clear();
fail("Collection of child nodes returned in getChildren() should be immutable");
} catch (Exception e) {
// expected
}
}
public void testGetChildAPI() {
Node<Object, Object> rootNode = cache.getRoot();
// creates a Node<Object, Object> with fqn /a/b/c
Node childA = rootNode.addChild(A);
childA.addChild(B).addChild(C);
rootNode.getChild(A).put("key", "value");
rootNode.getChild(A).getChild(B).put("key", "value");
rootNode.getChild(A).getChild(B).getChild(C).put("key", "value");
assertEquals("value", rootNode.getChild(A).get("key"));
assertEquals("value", rootNode.getChild(A).getChild(B).get("key"));
assertEquals("value", rootNode.getChild(A).getChild(B).getChild(C).get("key"));
assertNull(rootNode.getChild(Fqn.fromElements("nonexistent")));
}
public void testClearingData() {
Node<Object, Object> rootNode = cache.getRoot();
rootNode.put("k", "v");
rootNode.put("k2", "v2");
assertEquals(2, rootNode.getKeys().size());
rootNode.clearData();
assertEquals(0, rootNode.getKeys().size());
assertTrue(rootNode.getData().isEmpty());
}
public void testClearingDataTx() throws Exception {
Node<Object, Object> rootNode = cache.getRoot();
tm.begin();
rootNode.put("k", "v");
rootNode.put("k2", "v2");
assertEquals(2, rootNode.getKeys().size());
rootNode.clearData();
assertEquals(0, rootNode.getKeys().size());
assertTrue(rootNode.getData().isEmpty());
tm.commit();
assertTrue(rootNode.getData().isEmpty());
}
public void testPutData() {
Node<Object, Object> rootNode = cache.getRoot();
assertTrue(rootNode.getData().isEmpty());
Map<Object, Object> map = new HashMap<Object, Object>();
map.put("k1", "v1");
map.put("k2", "v2");
rootNode.putAll(map);
assertEquals(2, rootNode.getData().size());
assertEquals("v1", rootNode.get("k1"));
assertEquals("v2", rootNode.get("k2"));
map.clear();
map.put("k3", "v3");
rootNode.putAll(map);
assertEquals(3, rootNode.getData().size());
assertEquals("v1", rootNode.get("k1"));
assertEquals("v2", rootNode.get("k2"));
assertEquals("v3", rootNode.get("k3"));
map.clear();
map.put("k4", "v4");
map.put("k5", "v5");
rootNode.replaceAll(map);
assertEquals(2, rootNode.getData().size());
assertEquals("v4", rootNode.get("k4"));
assertEquals("v5", rootNode.get("k5"));
}
public void testGetChildrenNames() throws Exception {
Node<Object, Object> rootNode = cache.getRoot();
rootNode.addChild(A).put("k", "v");
rootNode.addChild(B).put("k", "v");
Set<Object> childrenNames = new HashSet<Object>();
childrenNames.add(A.getLastElement());
childrenNames.add(B.getLastElement());
assertEquals(childrenNames, rootNode.getChildrenNames());
// now delete a child, within a tx
tm.begin();
rootNode.removeChild(B);
assertFalse(rootNode.hasChild(B));
childrenNames.remove(B.getLastElement());
assertEquals(childrenNames, rootNode.getChildrenNames());
tm.commit();
assertEquals(childrenNames, rootNode.getChildrenNames());
}
public void testDoubleRemovalOfData() throws Exception {
assert tm.getTransaction() == null;
cache.put("/foo/1/2/3", "item", 1);
assert tm.getTransaction() == null;
assert 1 == (Integer) cache.get("/foo/1/2/3", "item");
tm.begin();
assert 1 == (Integer) cache.get("/foo/1/2/3", "item");
cache.removeNode("/foo/1");
assertNull(cache.getNode("/foo/1"));
assertNull(cache.get("/foo/1", "item"));
cache.removeNode("/foo/1/2/3");
System.out.println("Cache: " + cache);
assertNull(cache.get("/foo/1/2/3", "item"));
assertNull(cache.get("/foo/1", "item"));
tm.commit();
assertFalse(cache.exists("/foo/1"));
assertNull(cache.get("/foo/1/2/3", "item"));
assertNull(cache.get("/foo/1", "item"));
}
public void testDoubleRemovalOfData2() throws Exception {
cache.put("/foo/1/2", "item", 1);
tm.begin();
assertEquals(cache.get("/foo/1", "item"), null);
cache.removeNode("/foo/1");
assertNull(cache.get("/foo/1", "item"));
cache.removeNode("/foo/1/2");
assertNull(cache.get("/foo/1", "item"));
tm.commit();
assertFalse(cache.exists("/foo/1"));
assertNull(cache.get("/foo/1/2", "item"));
assertNull(cache.get("/foo/1", "item"));
}
}
public void testHashCodesAlpha() {
List<Fqn> fqns = new ArrayList<Fqn>();
fqns.add(Fqn.ROOT);
for (int i = 0; i < 256; i++) fqns.add(Fqn.fromString("/" + Integer.toString(i, 36)));
doTest(fqns);
}
public boolean removeChild(AdvancedCache<?, ?> cache, Fqn f) {
return removeChild(cache, f.getLastElement());
}