Java Code Examples for com.alibaba.otter.canal.protocol.Message#addEntry()
The following examples show how to use
com.alibaba.otter.canal.protocol.Message#addEntry() .
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Example 1
Source File: CanalMessageDeserializer.java From canal-1.1.3 with Apache License 2.0 | 5 votes |
public static Message deserializer(byte[] data, boolean lazyParseEntry) { try { if (data == null) { return null; } else { CanalPacket.Packet p = CanalPacket.Packet.parseFrom(data); switch (p.getType()) { case MESSAGES: { if (!p.getCompression().equals(Compression.NONE) && !p.getCompression().equals(Compression.COMPRESSIONCOMPATIBLEPROTO2)) { throw new CanalClientException("compression is not supported in this connector"); } CanalPacket.Messages messages = CanalPacket.Messages.parseFrom(p.getBody()); Message result = new Message(messages.getBatchId()); if (lazyParseEntry) { // byteString result.setRawEntries(messages.getMessagesList()); result.setRaw(true); } else { for (ByteString byteString : messages.getMessagesList()) { result.addEntry(CanalEntry.Entry.parseFrom(byteString)); } result.setRaw(false); } return result; } case ACK: { Ack ack = Ack.parseFrom(p.getBody()); throw new CanalClientException("something goes wrong with reason: " + ack.getErrorMessage()); } default: { throw new CanalClientException("unexpected packet type: " + p.getType()); } } } } catch (Exception e) { throw new CanalClientException("deserializer failed", e); } }
Example 2
Source File: ProtocolTest.java From canal-1.1.3 with Apache License 2.0 | 5 votes |
@Test public void testSimple() throws IOException { Header.Builder headerBuilder = Header.newBuilder(); headerBuilder.setLogfileName("mysql-bin.000001"); headerBuilder.setLogfileOffset(1024); headerBuilder.setExecuteTime(1024); Entry.Builder entryBuilder = Entry.newBuilder(); entryBuilder.setHeader(headerBuilder.build()); entryBuilder.setEntryType(EntryType.ROWDATA); Entry entry = entryBuilder.build(); Message message = new Message(3, true, Arrays.asList(entry.toByteString())); byte[] body = buildData(message); Packet packet = Packet.parseFrom(body); switch (packet.getType()) { case MESSAGES: { if (!packet.getCompression().equals(Compression.NONE)) { throw new CanalClientException("compression is not supported in this connector"); } Messages messages = Messages.parseFrom(packet.getBody()); Message result = new Message(messages.getBatchId()); for (ByteString byteString : messages.getMessagesList()) { result.addEntry(Entry.parseFrom(byteString)); } System.out.println(result); break; } default: { throw new CanalClientException("unexpected packet type: " + packet.getType()); } } }
Example 3
Source File: CanalMessageSerializerUtil.java From canal with Apache License 2.0 | 5 votes |
public static Message deserializer(byte[] data, boolean lazyParseEntry) { try { if (data == null) { return null; } else { CanalPacket.Packet p = CanalPacket.Packet.parseFrom(data); switch (p.getType()) { case MESSAGES: { if (!p.getCompression().equals(CanalPacket.Compression.NONE) && !p.getCompression().equals(CanalPacket.Compression.COMPRESSIONCOMPATIBLEPROTO2)) { throw new CanalClientException("compression is not supported in this connector"); } CanalPacket.Messages messages = CanalPacket.Messages.parseFrom(p.getBody()); Message result = new Message(messages.getBatchId()); if (lazyParseEntry) { // byteString result.setRawEntries(messages.getMessagesList()); result.setRaw(true); } else { for (ByteString byteString : messages.getMessagesList()) { result.addEntry(CanalEntry.Entry.parseFrom(byteString)); } result.setRaw(false); } return result; } case ACK: { CanalPacket.Ack ack = CanalPacket.Ack.parseFrom(p.getBody()); throw new CanalClientException("something goes wrong with reason: " + ack.getErrorMessage()); } default: { throw new CanalClientException("unexpected packet type: " + p.getType()); } } } } catch (Exception e) { throw new CanalClientException("deserializer failed", e); } }
Example 4
Source File: CanalMessageDeserializer.java From canal with Apache License 2.0 | 5 votes |
public static Message deserializer(byte[] data, boolean lazyParseEntry) { try { if (data == null) { return null; } else { CanalPacket.Packet p = CanalPacket.Packet.parseFrom(data); switch (p.getType()) { case MESSAGES: { if (!p.getCompression().equals(Compression.NONE) && !p.getCompression().equals(Compression.COMPRESSIONCOMPATIBLEPROTO2)) { throw new CanalClientException("compression is not supported in this connector"); } CanalPacket.Messages messages = CanalPacket.Messages.parseFrom(p.getBody()); Message result = new Message(messages.getBatchId()); if (lazyParseEntry) { // byteString result.setRawEntries(messages.getMessagesList()); result.setRaw(true); } else { for (ByteString byteString : messages.getMessagesList()) { result.addEntry(CanalEntry.Entry.parseFrom(byteString)); } result.setRaw(false); } return result; } case ACK: { Ack ack = Ack.parseFrom(p.getBody()); throw new CanalClientException("something goes wrong with reason: " + ack.getErrorMessage()); } default: { throw new CanalClientException("unexpected packet type: " + p.getType()); } } } } catch (Exception e) { throw new CanalClientException("deserializer failed", e); } }
Example 5
Source File: ProtocolTest.java From canal with Apache License 2.0 | 5 votes |
@Test(expected = CanalClientException.class) public void testSimple() throws IOException { Header.Builder headerBuilder = Header.newBuilder(); headerBuilder.setLogfileName("mysql-bin.000001"); headerBuilder.setLogfileOffset(1024); headerBuilder.setExecuteTime(1024); Entry.Builder entryBuilder = Entry.newBuilder(); entryBuilder.setHeader(headerBuilder.build()); entryBuilder.setEntryType(EntryType.ROWDATA); Entry entry = entryBuilder.build(); Message message = new Message(3, true, Arrays.asList(entry.toByteString())); byte[] body = buildData(message); Packet packet = Packet.parseFrom(body); switch (packet.getType()) { case MESSAGES: { if (!packet.getCompression().equals(Compression.NONE)) { throw new CanalClientException("compression is not supported in this connector"); } Messages messages = Messages.parseFrom(packet.getBody()); Message result = new Message(messages.getBatchId()); for (ByteString byteString : messages.getMessagesList()) { result.addEntry(Entry.parseFrom(byteString)); } System.out.println(result); break; } default: { throw new CanalClientException("unexpected packet type: " + packet.getType()); } } }