Examples with TopicMetadata co.cask.cdap.messaging.TopicMetadata used on opensource projects

Example 16 with TopicMetadata

use of co.cask.cdap.messaging.TopicMetadata in project cdap by caskdata.

the class DataCleanupTest method testOldGenCleanup.

@Test
public void testOldGenCleanup() throws Exception {
    try (MetadataTable metadataTable = getMetadataTable();
        MessageTable messageTable = getMessageTable();
        PayloadTable payloadTable = getPayloadTable()) {
        int txWritePtr = 100;
        TopicId topicId = NamespaceId.DEFAULT.topic("oldGenCleanup");
        TopicMetadata topic = new TopicMetadata(topicId, TopicMetadata.TTL_KEY, "100000", TopicMetadata.GENERATION_KEY, Integer.toString(GENERATION));
        metadataTable.createTopic(topic);
        List<MessageTable.Entry> entries = new ArrayList<>();
        List<PayloadTable.Entry> pentries = new ArrayList<>();
        byte[] messageId = new byte[MessageId.RAW_ID_SIZE];
        MessageId.putRawId(0L, (short) 0, 0L, (short) 0, messageId, 0);
        entries.add(new TestMessageEntry(topicId, GENERATION, "data", txWritePtr, (short) 0));
        pentries.add(new TestPayloadEntry(topicId, GENERATION, "data", txWritePtr, (short) 0));
        messageTable.store(entries.iterator());
        payloadTable.store(pentries.iterator());
        // Fetch the entries and make sure we are able to read it
        try (CloseableIterator<MessageTable.Entry> iterator = messageTable.fetch(topic, 0, Integer.MAX_VALUE, null)) {
            checkMessageEntry(iterator, txWritePtr);
        }
        try (CloseableIterator<PayloadTable.Entry> iterator = payloadTable.fetch(topic, txWritePtr, new MessageId(messageId), true, 100)) {
            checkPayloadEntry(iterator, txWritePtr);
        }
        // Now run full compaction
        forceFlushAndCompact(Table.MESSAGE);
        forceFlushAndCompact(Table.PAYLOAD);
        // Fetch the entries and make sure we are able to read it
        try (CloseableIterator<MessageTable.Entry> iterator = messageTable.fetch(topic, 0, Integer.MAX_VALUE, null)) {
            checkMessageEntry(iterator, txWritePtr);
        }
        try (CloseableIterator<PayloadTable.Entry> iterator = payloadTable.fetch(topic, txWritePtr, new MessageId(messageId), true, 100)) {
            checkPayloadEntry(iterator, txWritePtr);
        }
        metadataTable.deleteTopic(topicId);
        // Sleep so that the metadata cache in coprocessor expires
        TimeUnit.SECONDS.sleep(3 * METADATA_CACHE_EXPIRY);
        forceFlushAndCompact(Table.MESSAGE);
        forceFlushAndCompact(Table.PAYLOAD);
        try (CloseableIterator<MessageTable.Entry> iterator = messageTable.fetch(topic, 0, Integer.MAX_VALUE, null)) {
            Assert.assertFalse(iterator.hasNext());
        }
        try (CloseableIterator<PayloadTable.Entry> iterator = payloadTable.fetch(topic, txWritePtr, new MessageId(messageId), true, 100)) {
            Assert.assertFalse(iterator.hasNext());
        }
    }
}

Example 17 with TopicMetadata

use of co.cask.cdap.messaging.TopicMetadata in project cdap by caskdata.

the class MessageTableTest method testSingleMessage.

@Test
public void testSingleMessage() throws Exception {
    TopicId topicId = NamespaceId.DEFAULT.topic("singleMessage");
    TopicMetadata metadata = new TopicMetadata(topicId, DEFAULT_PROPERTY);
    String payload = "data";
    long txWritePtr = 123L;
    try (MessageTable table = getMessageTable();
        MetadataTable metadataTable = getMetadataTable()) {
        metadataTable.createTopic(metadata);
        List<MessageTable.Entry> entryList = new ArrayList<>();
        entryList.add(new TestMessageEntry(topicId, GENERATION, 0L, 0, txWritePtr, Bytes.toBytes(payload)));
        table.store(entryList.iterator());
        byte[] messageId = new byte[MessageId.RAW_ID_SIZE];
        MessageId.putRawId(0L, (short) 0, 0L, (short) 0, messageId, 0);
        try (CloseableIterator<MessageTable.Entry> iterator = table.fetch(metadata, new MessageId(messageId), false, 50, null)) {
            // Fetch not including the first message, expect empty
            Assert.assertFalse(iterator.hasNext());
        }
        try (CloseableIterator<MessageTable.Entry> iterator = table.fetch(metadata, new MessageId(messageId), true, 50, null)) {
            // Fetch including the first message, should get the message
            Assert.assertTrue(iterator.hasNext());
            MessageTable.Entry entry = iterator.next();
            Assert.assertArrayEquals(Bytes.toBytes(payload), entry.getPayload());
            Assert.assertFalse(iterator.hasNext());
        }
        try (CloseableIterator<MessageTable.Entry> iterator = table.fetch(metadata, 0, 50, null)) {
            // Fetch by time, should get the entry
            MessageTable.Entry entry = iterator.next();
            Assert.assertArrayEquals(Bytes.toBytes(payload), entry.getPayload());
            Assert.assertFalse(iterator.hasNext());
        }
        RollbackDetail rollbackDetail = new TestRollbackDetail(123L, 0, (short) 0, 0L, (short) 0);
        table.rollback(metadata, rollbackDetail);
        try (CloseableIterator<MessageTable.Entry> iterator = table.fetch(metadata, new MessageId(messageId), true, 50, null)) {
            // Fetching the message non-tx should provide a result even after deletion
            MessageTable.Entry entry = iterator.next();
            Assert.assertArrayEquals(Bytes.toBytes(payload), entry.getPayload());
            Assert.assertFalse(iterator.hasNext());
        }
        Transaction tx = new Transaction(200, 200, new long[0], new long[0], -1);
        try (CloseableIterator<MessageTable.Entry> iterator = table.fetch(metadata, new MessageId(messageId), true, 50, tx)) {
            // Fetching messages transactionally should not return any entry
            Assert.assertFalse(iterator.hasNext());
        }
    }
}

Example 18 with TopicMetadata

use of co.cask.cdap.messaging.TopicMetadata in project cdap by caskdata.

the class ClientMessagingService method getTopic.

@Override
public TopicMetadata getTopic(TopicId topicId) throws TopicNotFoundException, IOException {
    HttpRequest request = remoteClient.requestBuilder(HttpMethod.GET, createTopicPath(topicId)).build();
    HttpResponse response = remoteClient.execute(request);
    if (response.getResponseCode() == HttpURLConnection.HTTP_NOT_FOUND) {
        throw new TopicNotFoundException(topicId.getNamespace(), topicId.getTopic());
    }
    handleError(response, "Failed to update topic " + topicId);
    Map<String, String> properties = GSON.fromJson(response.getResponseBodyAsString(), TOPIC_PROPERTY_TYPE);
    return new TopicMetadata(topicId, properties);
}

Example 19 with TopicMetadata

use of co.cask.cdap.messaging.TopicMetadata in project cdap by caskdata.

the class MetadataHandler method updateTopic.

@PUT
@Path("/topics/{topic}/properties")
public void updateTopic(HttpRequest request, HttpResponder responder, @PathParam("namespace") String namespace, @PathParam("topic") String topic) throws Exception {
    TopicId topicId = new NamespaceId(namespace).topic(topic);
    messagingService.updateTopic(new TopicMetadata(topicId, decodeTopicProperties(request.getContent())));
    responder.sendStatus(HttpResponseStatus.OK);
}

Example 20 with TopicMetadata

use of co.cask.cdap.messaging.TopicMetadata in project cdap by caskdata.

the class MetadataHandler method createTopic.

@PUT
@Path("/topics/{topic}")
public void createTopic(HttpRequest request, HttpResponder responder, @PathParam("namespace") String namespace, @PathParam("topic") String topic) throws Exception {
    TopicId topicId = new NamespaceId(namespace).topic(topic);
    messagingService.createTopic(new TopicMetadata(topicId, decodeTopicProperties(request.getContent())));
    responder.sendStatus(HttpResponseStatus.OK);
}