| /** |
| * 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. |
| */ |
| package org.apache.bookkeeper.mledger.impl; |
| |
| import static org.testng.Assert.assertEquals; |
| import static org.testng.Assert.assertFalse; |
| import static org.testng.Assert.assertTrue; |
| import static org.testng.Assert.fail; |
| |
| import java.util.Collections; |
| import java.util.List; |
| import org.apache.bookkeeper.mledger.Entry; |
| import org.apache.bookkeeper.mledger.ManagedCursor; |
| import org.apache.bookkeeper.mledger.ManagedLedger; |
| import org.apache.bookkeeper.mledger.ManagedLedgerException.ManagedLedgerTerminatedException; |
| import org.apache.bookkeeper.mledger.ManagedLedgerException.NoMoreEntriesToReadException; |
| import org.apache.bookkeeper.mledger.Position; |
| import org.apache.bookkeeper.test.MockedBookKeeperTestCase; |
| import org.testng.annotations.Test; |
| |
| public class ManagedLedgerTerminationTest extends MockedBookKeeperTestCase { |
| |
| @Test(timeOut = 20000) |
| public void terminateSimple() throws Exception { |
| ManagedLedger ledger = factory.open("my_test_ledger"); |
| |
| Position p0 = ledger.addEntry("entry-0".getBytes()); |
| |
| Position lastPosition = ledger.terminate(); |
| |
| assertEquals(lastPosition, p0); |
| |
| try { |
| ledger.addEntry("entry-1".getBytes()); |
| } catch (ManagedLedgerTerminatedException e) { |
| // Expected |
| } |
| } |
| |
| @Test(timeOut = 20000) |
| public void terminateReopen() throws Exception { |
| ManagedLedger ledger = factory.open("my_test_ledger"); |
| |
| Position p0 = ledger.addEntry("entry-0".getBytes()); |
| |
| Position lastPosition = ledger.terminate(); |
| |
| assertEquals(lastPosition, p0); |
| |
| ledger.close(); |
| |
| ledger = factory.open("my_test_ledger"); |
| |
| try { |
| ledger.addEntry("entry-1".getBytes()); |
| fail("Should have thrown exception"); |
| } catch (ManagedLedgerTerminatedException e) { |
| // Expected |
| } |
| } |
| |
| @Test(timeOut = 20000) |
| public void terminateWithCursor() throws Exception { |
| ManagedLedger ledger = factory.open("my_test_ledger"); |
| ManagedCursor c1 = ledger.openCursor("c1"); |
| |
| Position p0 = ledger.addEntry("entry-0".getBytes()); |
| Position p1 = ledger.addEntry("entry-1".getBytes()); |
| |
| List<Entry> entries = c1.readEntries(1); |
| assertEquals(entries.size(), 1); |
| assertEquals(entries.get(0).getPosition(), p0); |
| entries.forEach(Entry::release); |
| |
| Position lastPosition = ledger.terminate(); |
| assertEquals(lastPosition, p1); |
| |
| // Cursor can keep reading |
| entries = c1.readEntries(1); |
| assertEquals(entries.size(), 1); |
| assertEquals(entries.get(0).getPosition(), p1); |
| entries.forEach(Entry::release); |
| } |
| |
| @Test(timeOut = 20000) |
| public void terminateWithCursorReadOrWait() throws Exception { |
| ManagedLedger ledger = factory.open("my_test_ledger"); |
| ManagedCursor c1 = ledger.openCursor("c1"); |
| |
| Position p0 = ledger.addEntry("entry-0".getBytes()); |
| Position p1 = ledger.addEntry("entry-1".getBytes()); |
| assertFalse(ledger.isTerminated()); |
| |
| Position lastPosition = ledger.terminate(); |
| assertTrue(ledger.isTerminated()); |
| assertEquals(lastPosition, p1); |
| |
| List<Entry> entries = c1.readEntries(10); |
| assertEquals(entries.size(), 2); |
| assertEquals(entries.get(0).getPosition(), p0); |
| assertEquals(entries.get(1).getPosition(), p1); |
| entries.forEach(Entry::release); |
| |
| // Normal read will just return no entries |
| assertEquals(c1.readEntries(10), Collections.emptyList()); |
| |
| // Read or wait will fail |
| try { |
| c1.readEntriesOrWait(10); |
| fail("Should have thrown exception"); |
| } catch (NoMoreEntriesToReadException e) { |
| // Expected |
| } |
| } |
| |
| @Test(timeOut = 20000) |
| public void terminateWithNonDurableCursor() throws Exception { |
| ManagedLedger ledger = factory.open("my_test_ledger"); |
| |
| Position p0 = ledger.addEntry("entry-0".getBytes()); |
| Position p1 = ledger.addEntry("entry-1".getBytes()); |
| assertFalse(ledger.isTerminated()); |
| |
| Position lastPosition = ledger.terminate(); |
| assertTrue(ledger.isTerminated()); |
| assertEquals(lastPosition, p1); |
| |
| ManagedCursor c1 = ledger.newNonDurableCursor(PositionImpl.EARLIEST); |
| |
| List<Entry> entries = c1.readEntries(10); |
| assertEquals(entries.size(), 2); |
| assertEquals(entries.get(0).getPosition(), p0); |
| assertEquals(entries.get(1).getPosition(), p1); |
| entries.forEach(Entry::release); |
| |
| // Normal read will just return no entries |
| assertEquals(c1.readEntries(10), Collections.emptyList()); |
| |
| // Read or wait will fail |
| try { |
| c1.readEntriesOrWait(10); |
| fail("Should have thrown exception"); |
| } catch (NoMoreEntriesToReadException e) { |
| // Expected |
| } |
| } |
| |
| } |