程序包 org.apache.pulsar.common.api.raw

类 MessageParser

java.lang.Object

org.apache.pulsar.common.api.raw.MessageParser

public class MessageParser
extends Object

Helper class to work with a raw Pulsar entry payload.

嵌套类概要

嵌套类

修饰符和类型	类	说明
static interface	MessageParser.MessageProcessor	Definition of an interface to process a raw Pulsar entry payload.

构造器概要

构造器

构造器	说明
MessageParser()

方法概要

修饰符和类型	方法	说明
static void	parseMessage(TopicName topicName, long ledgerId, long entryId, io.netty.buffer.ByteBuf headersAndPayload, MessageParser.MessageProcessor processor, int maxMessageSize)	Parse a raw Pulsar entry payload and extract all the individual message that may be included in the batch.
static io.netty.buffer.ByteBuf	uncompressPayloadIfNeeded(TopicName topic, MessageMetadata msgMetadata, io.netty.buffer.ByteBuf payload, long ledgerId, long entryId, int maxMessageSize)
static boolean	verifyChecksum(TopicName topic, io.netty.buffer.ByteBuf headersAndPayload, long ledgerId, long entryId)

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

MessageParser

public MessageParser()

方法详细资料

parseMessage

public static void parseMessage(TopicName topicName,
 long ledgerId,
 long entryId,
 io.netty.buffer.ByteBuf headersAndPayload,
 MessageParser.MessageProcessor processor,
 int maxMessageSize)
                         throws IOException

Parse a raw Pulsar entry payload and extract all the individual message that may be included in the batch. The provided MessageParser.MessageProcessor will be invoked for each individual message.

抛出:

IOException

verifyChecksum

public static boolean verifyChecksum(TopicName topic,
 io.netty.buffer.ByteBuf headersAndPayload,
 long ledgerId,
 long entryId)

uncompressPayloadIfNeeded

public static io.netty.buffer.ByteBuf uncompressPayloadIfNeeded(TopicName topic,
 MessageMetadata msgMetadata,
 io.netty.buffer.ByteBuf payload,
 long ledgerId,
 long entryId,
 int maxMessageSize)