Message.Header (apache-cassandra API)

java.lang.Object
- org.apache.cassandra.net.Message.Header

Enclosing class:

Message<T>
```
public static class Message.Header
extends java.lang.Object
```
Split into a separate object to allow partial message deserialization without wasting work and allocation afterwards, if the entire message is necessary and available.

Field Summary

Fields
Modifier and Type Field Description

long createdAtNanos

long expiresAtNanos

InetAddressAndPort from

long id

Verb verb

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.util.Map<java.lang.String,byte[]>`	`customParams()`
`java.util.Map<ParamType,java.lang.Object>`	`params()`
`TimeUUID`	`traceSession()`
`Tracing.TraceType`	`traceType()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

id
```
public final long id
```

verb
```
public final Verb verb
```

from
```
public final InetAddressAndPort from
```

createdAtNanos
```
public final long createdAtNanos
```

expiresAtNanos
```
public final long expiresAtNanos
```

Method Detail

traceSession

@Nullable
public TimeUUID traceSession()

traceType

@Nullable
public Tracing.TraceType traceType()

params

public java.util.Map<ParamType,java.lang.Object> params()

customParams

@Nullable
public java.util.Map<java.lang.String,byte[]> customParams()