| package org.apache.bookkeeper.test; |
| |
| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.ArrayList; |
| import java.util.Enumeration; |
| import java.util.Random; |
| import java.util.Set; |
| |
| import org.apache.bookkeeper.client.AsyncCallback.AddCallback; |
| import org.apache.bookkeeper.client.LedgerEntry; |
| import org.apache.bookkeeper.client.AsyncCallback.CloseCallback; |
| import org.apache.bookkeeper.client.AsyncCallback.CreateCallback; |
| import org.apache.bookkeeper.client.AsyncCallback.OpenCallback; |
| import org.apache.bookkeeper.client.LedgerHandle; |
| import org.apache.bookkeeper.client.AsyncCallback.ReadCallback; |
| import org.apache.bookkeeper.client.BookKeeper.DigestType; |
| import org.apache.bookkeeper.client.BKException; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * This test tests read and write, synchronous and asynchronous, strings and |
| * integers for a BookKeeper client. The test deployment uses a ZooKeeper server |
| * and three BookKeepers. |
| * |
| */ |
| public class AsyncLedgerOpsTest extends MultiLedgerManagerMultiDigestTestCase |
| implements AddCallback, ReadCallback, CreateCallback, |
| CloseCallback, OpenCallback { |
| static Logger LOG = LoggerFactory.getLogger(AsyncLedgerOpsTest.class); |
| |
| DigestType digestType; |
| |
| public AsyncLedgerOpsTest(String ledgerManagerFactory, DigestType digestType) { |
| super(3); |
| this.digestType = digestType; |
| // set ledger manager type |
| baseConf.setLedgerManagerFactoryClassName(ledgerManagerFactory); |
| baseClientConf.setLedgerManagerFactoryClassName(ledgerManagerFactory); |
| } |
| |
| byte[] ledgerPassword = "aaa".getBytes(); |
| LedgerHandle lh, lh2; |
| long ledgerId; |
| Enumeration<LedgerEntry> ls; |
| |
| // test related variables |
| int numEntriesToWrite = 20; |
| int maxInt = 2147483647; |
| Random rng; // Random Number Generator |
| ArrayList<byte[]> entries; // generated entries |
| ArrayList<Integer> entriesSize; |
| |
| // Synchronization |
| SyncObj sync; |
| Set<Object> syncObjs; |
| |
| class SyncObj { |
| int counter; |
| boolean value; |
| |
| public SyncObj() { |
| counter = 0; |
| value = false; |
| } |
| } |
| |
| class ControlObj { |
| LedgerHandle lh; |
| |
| void setLh(LedgerHandle lh) { |
| this.lh = lh; |
| } |
| |
| LedgerHandle getLh() { |
| return lh; |
| } |
| } |
| |
| @Test(timeout=60000) |
| public void testAsyncCreateClose() throws IOException, BKException { |
| try { |
| |
| ControlObj ctx = new ControlObj(); |
| |
| synchronized (ctx) { |
| LOG.info("Going to create ledger asynchronously"); |
| bkc.asyncCreateLedger(3, 2, digestType, ledgerPassword, this, ctx); |
| |
| ctx.wait(); |
| } |
| |
| // bkc.initMessageDigest("SHA1"); |
| LedgerHandle lh = ctx.getLh(); |
| ledgerId = lh.getId(); |
| LOG.info("Ledger ID: " + lh.getId()); |
| for (int i = 0; i < numEntriesToWrite; i++) { |
| ByteBuffer entry = ByteBuffer.allocate(4); |
| entry.putInt(rng.nextInt(maxInt)); |
| entry.position(0); |
| |
| entries.add(entry.array()); |
| entriesSize.add(entry.array().length); |
| lh.asyncAddEntry(entry.array(), this, sync); |
| } |
| |
| // wait for all entries to be acknowledged |
| synchronized (sync) { |
| while (sync.counter < numEntriesToWrite) { |
| LOG.debug("Entries counter = " + sync.counter); |
| sync.wait(); |
| } |
| } |
| |
| LOG.info("*** WRITE COMPLETE ***"); |
| // close ledger |
| synchronized (ctx) { |
| lh.asyncClose(this, ctx); |
| ctx.wait(); |
| } |
| |
| // *** WRITING PART COMPLETE // READ PART BEGINS *** |
| |
| // open ledger |
| synchronized (ctx) { |
| bkc.asyncOpenLedger(ledgerId, digestType, ledgerPassword, this, ctx); |
| ctx.wait(); |
| } |
| lh = ctx.getLh(); |
| |
| LOG.debug("Number of entries written: " + lh.getLastAddConfirmed()); |
| assertTrue("Verifying number of entries written", lh.getLastAddConfirmed() == (numEntriesToWrite - 1)); |
| |
| // read entries |
| lh.asyncReadEntries(0, numEntriesToWrite - 1, this, sync); |
| |
| synchronized (sync) { |
| while (sync.value == false) { |
| sync.wait(); |
| } |
| } |
| |
| LOG.debug("*** READ COMPLETE ***"); |
| |
| // at this point, Enumeration<LedgerEntry> ls is filled with the returned |
| // values |
| int i = 0; |
| while (ls.hasMoreElements()) { |
| ByteBuffer origbb = ByteBuffer.wrap(entries.get(i)); |
| Integer origEntry = origbb.getInt(); |
| byte[] entry = ls.nextElement().getEntry(); |
| ByteBuffer result = ByteBuffer.wrap(entry); |
| LOG.debug("Length of result: " + result.capacity()); |
| LOG.debug("Original entry: " + origEntry); |
| |
| Integer retrEntry = result.getInt(); |
| LOG.debug("Retrieved entry: " + retrEntry); |
| assertTrue("Checking entry " + i + " for equality", origEntry.equals(retrEntry)); |
| assertTrue("Checking entry " + i + " for size", entry.length == entriesSize.get(i).intValue()); |
| i++; |
| } |
| assertTrue("Checking number of read entries", i == numEntriesToWrite); |
| lh.close(); |
| } catch (InterruptedException e) { |
| LOG.error("Interrupted", e); |
| fail("InterruptedException"); |
| } // catch (NoSuchAlgorithmException e) { |
| // e.printStackTrace(); |
| // } |
| |
| } |
| |
| @Override |
| public void addComplete(int rc, LedgerHandle lh, long entryId, Object ctx) { |
| SyncObj x = (SyncObj) ctx; |
| synchronized (x) { |
| x.counter++; |
| x.notify(); |
| } |
| } |
| |
| @Override |
| public void readComplete(int rc, LedgerHandle lh, Enumeration<LedgerEntry> seq, Object ctx) { |
| ls = seq; |
| synchronized (sync) { |
| sync.value = true; |
| sync.notify(); |
| } |
| |
| } |
| |
| @Override |
| public void createComplete(int rc, LedgerHandle lh, Object ctx) { |
| synchronized (ctx) { |
| ControlObj cobj = (ControlObj) ctx; |
| cobj.setLh(lh); |
| cobj.notify(); |
| } |
| } |
| |
| @Override |
| public void openComplete(int rc, LedgerHandle lh, Object ctx) { |
| synchronized (ctx) { |
| ControlObj cobj = (ControlObj) ctx; |
| cobj.setLh(lh); |
| cobj.notify(); |
| } |
| } |
| |
| @Override |
| public void closeComplete(int rc, LedgerHandle lh, Object ctx) { |
| synchronized (ctx) { |
| ControlObj cobj = (ControlObj) ctx; |
| cobj.notify(); |
| } |
| } |
| |
| |
| @Before |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| rng = new Random(System.currentTimeMillis()); // Initialize the Random |
| // Number Generator |
| entries = new ArrayList<byte[]>(); // initialize the entries list |
| entriesSize = new ArrayList<Integer>(); |
| sync = new SyncObj(); // initialize the synchronization data structure |
| } |
| |
| |
| |
| |
| |
| } |