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Example 21 with Position

use of com.alibaba.otter.canal.protocol.position.Position in project canal by alibaba.

the class MemoryEventStorePutAndGetTest method testFullPutBatchGet.

@Test
public void testFullPutBatchGet() {
    int bufferSize = 16;
    MemoryEventStoreWithBuffer eventStore = new MemoryEventStoreWithBuffer();
    eventStore.setBufferSize(bufferSize);
    eventStore.start();
    for (int i = 0; i < bufferSize; i++) {
        boolean result = eventStore.tryPut(buildEvent("1", 1L, 1L + i));
        sleep(100L);
        Assert.assertTrue(result);
    }
    Position first = eventStore.getFirstPosition();
    Position lastest = eventStore.getLatestPosition();
    Assert.assertEquals(first, CanalEventUtils.createPosition(buildEvent("1", 1L, 1L)));
    Assert.assertEquals(lastest, CanalEventUtils.createPosition(buildEvent("1", 1L, 1L + bufferSize - 1)));
    System.out.println("start get");
    Events<Event> entrys1 = eventStore.tryGet(first, bufferSize);
    System.out.println("first get size : " + entrys1.getEvents().size());
    Assert.assertTrue(entrys1.getEvents().size() == bufferSize);
    Assert.assertEquals(first, entrys1.getPositionRange().getStart());
    Assert.assertEquals(lastest, entrys1.getPositionRange().getEnd());
    Assert.assertEquals(first, CanalEventUtils.createPosition(entrys1.getEvents().get(0)));
    Assert.assertEquals(lastest, CanalEventUtils.createPosition(entrys1.getEvents().get(bufferSize - 1)));
    eventStore.stop();
}
Also used : MemoryEventStoreWithBuffer(com.alibaba.otter.canal.store.memory.MemoryEventStoreWithBuffer) Position(com.alibaba.otter.canal.protocol.position.Position) Event(com.alibaba.otter.canal.store.model.Event) Test(org.junit.Test)

Example 22 with Position

use of com.alibaba.otter.canal.protocol.position.Position in project canal by alibaba.

the class MemoryEventStoreRollbackAndAckTest method testAck.

@Test
public void testAck() {
    int bufferSize = 16;
    MemoryEventStoreWithBuffer eventStore = new MemoryEventStoreWithBuffer();
    eventStore.setBufferSize(bufferSize);
    eventStore.start();
    for (int i = 0; i < bufferSize / 2; i++) {
        boolean result = eventStore.tryPut(buildEvent("1", 1L, 1L + i));
        sleep(100L);
        Assert.assertTrue(result);
    }
    sleep(50L);
    Position first = eventStore.getFirstPosition();
    Position lastest = eventStore.getLatestPosition();
    Assert.assertEquals(first, CanalEventUtils.createPosition(buildEvent("1", 1L, 1L)));
    Assert.assertEquals(lastest, CanalEventUtils.createPosition(buildEvent("1", 1L, 1L + bufferSize / 2 - 1)));
    System.out.println("start get");
    Events<Event> entrys1 = eventStore.tryGet(first, bufferSize);
    System.out.println("first get size : " + entrys1.getEvents().size());
    eventStore.cleanUntil(entrys1.getPositionRange().getEnd());
    sleep(50L);
    // 继续造数据
    for (int i = bufferSize / 2; i < bufferSize; i++) {
        boolean result = eventStore.tryPut(buildEvent("1", 1L, 1L + i));
        sleep(100L);
        Assert.assertTrue(result);
    }
    Events<Event> entrys2 = eventStore.tryGet(entrys1.getPositionRange().getEnd(), bufferSize);
    System.out.println("second get size : " + entrys2.getEvents().size());
    eventStore.rollback();
    entrys2 = eventStore.tryGet(entrys1.getPositionRange().getEnd(), bufferSize);
    System.out.println("after rollback get size : " + entrys2.getEvents().size());
    first = eventStore.getFirstPosition();
    lastest = eventStore.getLatestPosition();
    List<Event> entrys = new ArrayList<Event>(entrys2.getEvents());
    Assert.assertEquals(first, entrys2.getPositionRange().getStart());
    Assert.assertEquals(lastest, entrys2.getPositionRange().getEnd());
    Assert.assertEquals(first, CanalEventUtils.createPosition(entrys.get(0)));
    Assert.assertEquals(lastest, CanalEventUtils.createPosition(entrys.get(entrys.size() - 1)));
    // 全部ack掉
    eventStore.cleanUntil(entrys2.getPositionRange().getEnd());
    // 最后就拿不到数据
    Events<Event> entrys3 = eventStore.tryGet(entrys1.getPositionRange().getEnd(), bufferSize);
    System.out.println("third get size : " + entrys3.getEvents().size());
    Assert.assertEquals(0, entrys3.getEvents().size());
    eventStore.stop();
}
Also used : MemoryEventStoreWithBuffer(com.alibaba.otter.canal.store.memory.MemoryEventStoreWithBuffer) Position(com.alibaba.otter.canal.protocol.position.Position) ArrayList(java.util.ArrayList) Event(com.alibaba.otter.canal.store.model.Event) Test(org.junit.Test)

Aggregations

Position (com.alibaba.otter.canal.protocol.position.Position)22 Test (org.junit.Test)13 Event (com.alibaba.otter.canal.store.model.Event)12 MemoryEventStoreWithBuffer (com.alibaba.otter.canal.store.memory.MemoryEventStoreWithBuffer)10 LogPosition (com.alibaba.otter.canal.protocol.position.LogPosition)7 ArrayList (java.util.ArrayList)6 ClientIdentity (com.alibaba.otter.canal.protocol.ClientIdentity)4 CanalInstance (com.alibaba.otter.canal.instance.core.CanalInstance)3 PositionRange (com.alibaba.otter.canal.protocol.position.PositionRange)3 Function (com.google.common.base.Function)3 CanalMetaManagerException (com.alibaba.otter.canal.meta.exception.CanalMetaManagerException)2 Entry (com.alibaba.otter.canal.protocol.CanalEntry.Entry)2 Message (com.alibaba.otter.canal.protocol.Message)2 CanalStoreException (com.alibaba.otter.canal.store.CanalStoreException)2 MigrateMap (com.google.common.collect.MigrateMap)2 IOException (java.io.IOException)2 HashSet (java.util.HashSet)2 List (java.util.List)2 Map (java.util.Map)2 ExecutorService (java.util.concurrent.ExecutorService)2