de.otto.synapse.message

Class Header

java.lang.Object

de.otto.synapse.message.Header

All Implemented Interfaces:

java.io.Serializable

public class Header
extends java.lang.Object
implements java.io.Serializable

The Header of a Message.

Headers contain metadata about a message which may only be available on one side of a channel: MessageLogReceiverEndpoint, MessageQueueReceiverEndpoint or AbstractMessageSenderEndpoint might add different information to the message header.

See Also:

EIP: Message, Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Header.Builder

Method Summary

Modifier and Type	Method and Description
static Header.Builder	builder()
boolean	containsKey(HeaderAttr attr)
boolean	containsKey(java.lang.String key)
static Header.Builder	copyOf(Header header)
boolean	equals(java.lang.Object o)
java.lang.Object	get(HeaderAttr attr)
java.lang.Object	get(HeaderAttr attr, java.lang.String defaultValue)
java.lang.Object	get(java.lang.String key)
java.lang.Object	get(java.lang.String key, java.lang.String defaultValue)
com.google.common.collect.ImmutableMap<java.lang.String,java.lang.String>	getAll()
java.time.Instant	getAsInstant(HeaderAttr attr)
java.time.Instant	getAsInstant(HeaderAttr attr, java.time.Instant defaultValue)
java.time.Instant	getAsInstant(java.lang.String key)
java.time.Instant	getAsInstant(java.lang.String key, java.time.Instant defaultValue)
java.lang.String	getAsString(HeaderAttr attr)
java.lang.String	getAsString(HeaderAttr attr, java.lang.String defaultValue)
java.lang.String	getAsString(java.lang.String key)
java.lang.String	getAsString(java.lang.String key, java.lang.String defaultValue)
java.util.Optional<ShardPosition>	getShardPosition()
int	hashCode()
static Header	of()
static Header	of(com.google.common.collect.ImmutableMap<java.lang.String,java.lang.String> attributes)
static Header	of(ShardPosition shardPosition)
static Header	of(ShardPosition shardPosition, com.google.common.collect.ImmutableMap<java.lang.String,java.lang.String> attributes)
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

of

public static Header of()

of

public static Header of(com.google.common.collect.ImmutableMap<java.lang.String,java.lang.String> attributes)

of

public static Header of(ShardPosition shardPosition,
                        com.google.common.collect.ImmutableMap<java.lang.String,java.lang.String> attributes)

of

public static Header of(ShardPosition shardPosition)

builder

public static Header.Builder builder()

copyOf

public static Header.Builder copyOf(Header header)

getShardPosition

@Nonnull
public java.util.Optional<ShardPosition> getShardPosition()

getAll

@Nonnull
public com.google.common.collect.ImmutableMap<java.lang.String,java.lang.String> getAll()

containsKey

public boolean containsKey(java.lang.String key)

containsKey

public boolean containsKey(HeaderAttr attr)

get

@Nullable
public java.lang.Object get(java.lang.String key)

get

@Nullable
public java.lang.Object get(HeaderAttr attr)

get

@Nullable
public java.lang.Object get(java.lang.String key,
                                      java.lang.String defaultValue)

get

@Nullable
public java.lang.Object get(HeaderAttr attr,
                                      java.lang.String defaultValue)

getAsString

@Nullable
public java.lang.String getAsString(java.lang.String key)

getAsString

@Nullable
public java.lang.String getAsString(HeaderAttr attr)

getAsString

@Nullable
public java.lang.String getAsString(java.lang.String key,
                                              java.lang.String defaultValue)

getAsString

@Nullable
public java.lang.String getAsString(HeaderAttr attr,
                                              java.lang.String defaultValue)

getAsInstant

@Nullable
public java.time.Instant getAsInstant(java.lang.String key)

getAsInstant

@Nullable
public java.time.Instant getAsInstant(HeaderAttr attr)

getAsInstant

@Nullable
public java.time.Instant getAsInstant(java.lang.String key,
                                                java.time.Instant defaultValue)

getAsInstant

@Nullable
public java.time.Instant getAsInstant(HeaderAttr attr,
                                                java.time.Instant defaultValue)

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object