程序包 org.apache.pulsar.client.impl.schema.reader

类 AbstractMultiVersionReader<T>

java.lang.Object

org.apache.pulsar.client.impl.schema.reader.AbstractMultiVersionReader<T>

所有已实现的接口:

SchemaReader<T>

直接已知子类:

AbstractMultiVersionAvroBaseReader, MultiVersionGenericProtobufNativeReader

public abstract class AbstractMultiVersionReader<T>
extends Object
implements SchemaReader<T>

The multi version reader abstract class, implement it will handle the multi version schema.

字段概要

字段

修饰符和类型	字段	说明
protected static final org.slf4j.Logger	LOG
protected final SchemaReader<T>	providerSchemaReader
protected SchemaInfoProvider	schemaInfoProvider

构造器概要

构造器

构造器	说明
AbstractMultiVersionReader(SchemaReader<T> providerSchemaReader)

方法概要

修饰符和类型	方法	说明
protected SchemaInfo	getSchemaInfoByVersion(byte[] schemaVersion)	TODO: think about how to make this async.
SchemaReader<T>	getSchemaReader(byte[] schemaVersion)
protected abstract SchemaReader<T>	loadReader(BytesSchemaVersion schemaVersion)	Load the schema reader for reading messages encoded by the given schema version.
T	read(byte[] bytes, byte[] schemaVersion)
T	read(byte[] bytes, int offset, int length)
T	read(InputStream inputStream)
T	read(InputStream inputStream, byte[] schemaVersion)
void	setSchemaInfoProvider(SchemaInfoProvider schemaInfoProvider)

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.pulsar.client.api.schema.SchemaReader

getNativeSchema, read

字段详细资料

providerSchemaReader

protected final SchemaReader<T> providerSchemaReader

schemaInfoProvider

protected SchemaInfoProvider schemaInfoProvider

LOG

protected static final org.slf4j.Logger LOG

构造器详细资料

AbstractMultiVersionReader

public AbstractMultiVersionReader(SchemaReader<T> providerSchemaReader)

方法详细资料

read

public T read(byte[] bytes,
 int offset,
 int length)

指定者:

read 在接口中 SchemaReader<T>

read

public T read(InputStream inputStream)

指定者:

read 在接口中 SchemaReader<T>

read

public T read(InputStream inputStream,
 byte[] schemaVersion)

指定者:

read 在接口中 SchemaReader<T>

getSchemaReader

public SchemaReader<T> getSchemaReader(byte[] schemaVersion)
                                throws ExecutionException

抛出:

ExecutionException

read

public T read(byte[] bytes,
 byte[] schemaVersion)

指定者:

read 在接口中 SchemaReader<T>

setSchemaInfoProvider

public void setSchemaInfoProvider(SchemaInfoProvider schemaInfoProvider)

指定者:

setSchemaInfoProvider 在接口中 SchemaReader<T>

loadReader

protected abstract SchemaReader<T> loadReader(BytesSchemaVersion schemaVersion)

Load the schema reader for reading messages encoded by the given schema version.

参数:

schemaVersion - the provided schema version

返回:

the schema reader for decoding messages encoded by the provided schema version.

getSchemaInfoByVersion

protected SchemaInfo getSchemaInfoByVersion(byte[] schemaVersion)

TODO: think about how to make this async.