I had a small bug in the UT; I fixed it and the UT still reproduces the
problems:
| import junit.framework.TestCase;
| import org.jboss.cache.TreeCache;
| import org.jboss.cache.TreeCacheListener;
| import org.jboss.cache.Fqn;
| import org.jboss.cache.CacheException;
| import org.jgroups.View;
|
| import java.util.List;
| import java.util.ArrayList;
|
| /**
| * Responsible to test the [EMAIL PROTECTED] TreeCache} outside AS.
| *
| * @author Claudiu Anghel
| * @version 1.0
| */
| public class TreeCacheListenerTest extends TestCase {
| private TreeCache treeCache;
|
| protected void setUp() throws Exception {
| super.setUp();
| treeCache = new UnitTestableTreeCache();
| }
|
| public void testNodeCreated() throws Exception {
| SimpleTreeCacheListener listener = new
SimpleTreeCacheListener(treeCache);
| treeCache.addTreeCacheListener(listener);
| String key = String.valueOf(System.currentTimeMillis());
| treeCache.put("/UT/TestObjects/String:" + key, key, "TestValue");
| assertNotNull("The added object could not be retrieved by cache
listener upon nodeCreated event.",
| listener.getObjRetrievedByNodeCreated());
| }
|
| public void testNodeRemoved() throws Exception {
| SimpleTreeCacheListener listener = new
SimpleTreeCacheListener(treeCache);
| treeCache.addTreeCacheListener(listener);
| String key = String.valueOf(System.currentTimeMillis());
| String fqn = "/UT/TestObjects/String:" + key;
| treeCache.put(fqn, key, "TestValue");
| treeCache.remove(fqn, key);
| List removedNodeFqns = listener.getRemovedNodeFqns();
| assertEquals("Wrong number of nodes are reported as removed.", 1,
removedNodeFqns.size());
| }
|
| private static class UnitTestableTreeCache extends TreeCache {
| public UnitTestableTreeCache() throws Exception {
| createInterceptorChain();
| }
| }
|
| private static class SimpleTreeCacheListener implements
TreeCacheListener {
| private TreeCache treeCache;
| private Object objRetrievedByNodeCreated;
| private List removedNodeFqns = new ArrayList();
|
| public SimpleTreeCacheListener(TreeCache treeCache) {
| this.treeCache = treeCache;
| }
|
| public void nodeCreated(Fqn fqn) {
| try {
| if (fqn.size() < 3) {
| return;
| }
| objRetrievedByNodeCreated = treeCache.get(fqn, getKey(fqn));
| }
| catch (CacheException e) {
| e.printStackTrace();
| }
| }
|
| public void nodeRemoved(Fqn fqn) {
| if (fqn.size() < 3) {
| return;
| }
| removedNodeFqns.add(fqn);
| }
|
| public void nodeLoaded(Fqn fqn) {
| /* do nothing */
| }
|
| public void nodeEvicted(Fqn fqn) {
| /* do nothing */
| }
|
| public void nodeModified(Fqn fqn) {
| /* do nothing */
| }
|
| public void nodeVisited(Fqn fqn) {
| /* do nothing */
| }
|
| public void cacheStarted(TreeCache cache) {
| /* do nothing */
| }
|
| public void cacheStopped(TreeCache cache) {
| /* do nothing */
| }
|
| public void viewChange(View new_view) // might be MergeView after
merging
| {
| /* do nothing */
| }
|
| public Object getObjRetrievedByNodeCreated() {
| return objRetrievedByNodeCreated;
| }
|
| public List getRemovedNodeFqns() {
| return removedNodeFqns;
| }
|
| private String getKey(Fqn fqn) {
| String lastPart = (String) fqn.get(2);
| return lastPart.substring(lastPart.indexOf(":") + 1);
| }
| }
| }
|
thanks,
Claudiu
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