// simple test
public static void main(String[] args) {
ZkClient zkclient = new ZkClient("localhost:2191");
zkclient.setZkSerializer(new ZNRecordSerializer());
ZkBaseDataAccessor<ZNRecord> accessor = new ZkBaseDataAccessor<ZNRecord>(zkclient);
// test async create
List<String> createPaths = Arrays.asList("/test/child1/child1", "/test/child2/child2");
List<ZNRecord> createRecords = Arrays.asList(new ZNRecord("child1"), new ZNRecord("child2"));
boolean[] needCreate = new boolean[createPaths.size()];
Arrays.fill(needCreate, true);
List<List<String>> pathsCreated =
new ArrayList<List<String>>(Collections.<List<String>>nCopies(createPaths.size(), null));
accessor.create(createPaths, createRecords, needCreate, pathsCreated, AccessOption.PERSISTENT);
System.out.println("pathsCreated: " + pathsCreated);
// test async set
List<String> setPaths = Arrays.asList("/test/setChild1/setChild1", "/test/setChild2/setChild2");
List<ZNRecord> setRecords = Arrays.asList(new ZNRecord("setChild1"), new ZNRecord("setChild2"));
pathsCreated =
new ArrayList<List<String>>(Collections.<List<String>>nCopies(setPaths.size(), null));
boolean[] success =
accessor.set(setPaths, setRecords, pathsCreated, null, AccessOption.PERSISTENT);
System.out.println("pathsCreated: " + pathsCreated);
System.out.println("setSuccess: " + Arrays.toString(success));
// test async update
List<String> updatePaths =
Arrays.asList("/test/updateChild1/updateChild1", "/test/setChild2/setChild2");
class TestUpdater implements DataUpdater<ZNRecord> {
final ZNRecord _newData;
public TestUpdater(ZNRecord newData) {
_newData = newData;
}
@Override
public ZNRecord update(ZNRecord currentData) {
return _newData;
}
}
List<DataUpdater<ZNRecord>> updaters =
Arrays.asList(
(DataUpdater<ZNRecord>) new TestUpdater(new ZNRecord("updateChild1")),
(DataUpdater<ZNRecord>) new TestUpdater(new ZNRecord("updateChild2")));
pathsCreated =
new ArrayList<List<String>>(Collections.<List<String>>nCopies(updatePaths.size(), null));
List<ZNRecord> updateRecords =
accessor.update(updatePaths, updaters, pathsCreated, null, AccessOption.PERSISTENT);
for (int i = 0; i < updatePaths.size(); i++) {
success[i] = updateRecords.get(i) != null;
}
System.out.println("pathsCreated: " + pathsCreated);
System.out.println("updateSuccess: " + Arrays.toString(success));
System.out.println("CLOSING");
zkclient.close();
}
