org.apache.flink.cdc.runtime.operators.transform

类 PreTransformChangeInfo.Serializer

java.lang.Object

org.apache.flink.cdc.runtime.operators.transform.PreTransformChangeInfo.Serializer

所有已实现的接口:

org.apache.flink.core.io.SimpleVersionedSerializer<PreTransformChangeInfo>, org.apache.flink.core.io.Versioned

封闭类:

PreTransformChangeInfo

public static class PreTransformChangeInfo.Serializer
extends Object
implements org.apache.flink.core.io.SimpleVersionedSerializer<PreTransformChangeInfo>

Serializer for PreTransformChangeInfo.

字段概要

字段

限定符和类型	字段和说明
static int	CURRENT_VERSION
static org.apache.flink.cdc.common.event.TableId	MAGIC_TABLE_ID Used to distinguish with the state which CURRENT_VERSION was not written.
static int	VERSION_BEFORE_STATE_COMPATIBILITY The latest version before change of state compatibility.

构造器概要

构造器

构造器和说明
Serializer()

方法概要

限定符和类型	方法和说明
PreTransformChangeInfo	deserialize(int version, byte[] serialized)
int	getVersion()
byte[]	serialize(PreTransformChangeInfo tableChangeInfo)

从类继承的方法 java.lang.Object

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

字段详细资料

VERSION_BEFORE_STATE_COMPATIBILITY

public static final int VERSION_BEFORE_STATE_COMPATIBILITY

The latest version before change of state compatibility.

另请参阅:

常量字段值

CURRENT_VERSION

public static final int CURRENT_VERSION

另请参阅:

常量字段值

MAGIC_TABLE_ID

public static final org.apache.flink.cdc.common.event.TableId MAGIC_TABLE_ID

Used to distinguish with the state which CURRENT_VERSION was not written.

构造器详细资料

Serializer

public Serializer()

方法详细资料

getVersion

public int getVersion()

指定者:

getVersion 在接口中 org.apache.flink.core.io.SimpleVersionedSerializer<PreTransformChangeInfo>

指定者:

getVersion 在接口中 org.apache.flink.core.io.Versioned

serialize

public byte[] serialize(PreTransformChangeInfo tableChangeInfo)
                 throws IOException

指定者:

serialize 在接口中 org.apache.flink.core.io.SimpleVersionedSerializer<PreTransformChangeInfo>

抛出:

IOException

deserialize

public PreTransformChangeInfo deserialize(int version,
                                          byte[] serialized)
                                   throws IOException

指定者:

deserialize 在接口中 org.apache.flink.core.io.SimpleVersionedSerializer<PreTransformChangeInfo>

抛出:

IOException