HostLookupMessage (Javadocs [I2P+ 2.13.0+]

java.lang.Object
- net.i2p.data.i2cp.I2CPMessageImpl
- - net.i2p.data.i2cp.HostLookupMessage

All Implemented Interfaces:
I2CPMessage
```
public class HostLookupMessage
extends I2CPMessageImpl
```
Request the router look up the dest for a hash or a host. Replaces DestLookupMessage.

Field Summary
Fields
Modifier and Type Field and Description
static int LOOKUP_HASH
LOOKUP_HASH.
static int LOOKUP_HOST
LOOKUP_HOST.
static int MESSAGE_TYPE
MESSAGE_TYPE.

Fields
Modifier and Type	Field and Description
`static int`	`LOOKUP_HASH` LOOKUP_HASH.
`static int`	`LOOKUP_HOST` LOOKUP_HOST.
`static int`	`MESSAGE_TYPE` MESSAGE_TYPE.

Constructor Summary

Constructors
Constructor and Description
`HostLookupMessage()` HostLookupMessage.
`HostLookupMessage(SessionId id, Hash h, long reqID, long timeout)` Session id.
`HostLookupMessage(SessionId id, String host, long reqID, long timeout)` Session id.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`protected void`	`doReadMessage(InputStream in, int size)` doReadMessage.
`protected byte[]`	`doWriteMessage()` doWriteMessage.
`Hash`	`getHash()` Gets the hash for hash-type lookups.
`String`	`getHostname()` Gets the hostname for host-type lookups.
`int`	`getLookupType()` Gets the lookup type.
`long`	`getReqID()` Gets the request ID.
`SessionId`	`getSessionId()` Session id.
`long`	`getTimeout()` Gets the lookup timeout.
`int`	`getType()` Type.
`SessionId`	`sessionId()` Return the SessionId for this message.
`String`	`toString()` Returns a string representation of this message.

Methods inherited from class net.i2p.data.i2cp.I2CPMessageImpl
readBytes, readMessage, readMessage, writeBytes, writeMessage

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

- Field Detail
  - LOOKUP_HASH
```
public static final int LOOKUP_HASH
```
    LOOKUP_HASH.
    See Also:
    Constant Field Values
  - LOOKUP_HOST
```
public static final int LOOKUP_HOST
```
    LOOKUP_HOST.
    See Also:
    Constant Field Values
  - MESSAGE_TYPE
```
public static final int MESSAGE_TYPE
```
    MESSAGE_TYPE.
    See Also:
    Constant Field Values
- Constructor Detail
  - HostLookupMessage
```
public HostLookupMessage()
```
    HostLookupMessage.
  - HostLookupMessage
```
public HostLookupMessage(SessionId id,
                         Hash h,
                         long reqID,
                         long timeout)
```
    Session id.
    Parameters:
    id - the session id
    h - the hash to look up
    reqID - 0 to 2**32 - 1
    timeout - ms 1 to 2**32 - 1
  - HostLookupMessage
```
public HostLookupMessage(SessionId id,
                         String host,
                         long reqID,
                         long timeout)
```
    Session id.
    Parameters:
    id - the session id
    host - the hostname to look up
    reqID - 0 to 2**32 - 1
    timeout - ms 1 to 2**32 - 1
- Method Detail
  - doReadMessage
```
protected void doReadMessage(InputStream in,
                             int size)
                      throws I2CPMessageException,
                             IOException
```
    doReadMessage.
    Specified by:
    doReadMessage in class I2CPMessageImpl
    Parameters:
    in - InputStream
    size - payload size
    Throws:
    I2CPMessageException - if the message format is invalid
    IOException - if there's an error reading from the stream
  - doWriteMessage
```
protected byte[] doWriteMessage()
                         throws I2CPMessageException,
                                IOException
```
    doWriteMessage.
    Specified by:
    doWriteMessage in class I2CPMessageImpl
    Returns:
    byte array
    Throws:
    I2CPMessageException - if the message cannot be written
    IOException - if there's an error writing to the stream
  - getHash
```
public Hash getHash()
```
    Gets the hash for hash-type lookups.
    Returns:
    only valid if lookup type == 0
  - getHostname
```
public String getHostname()
```
    Gets the hostname for host-type lookups.
    Returns:
    only valid if lookup type == 1
  - getLookupType
```
public int getLookupType()
```
    Gets the lookup type.
    Returns:
    0 (hash) or 1 (host)
  - getReqID
```
public long getReqID()
```
    Gets the request ID.
    Returns:
    0 to 2**32 - 1
  - getSessionId
```
public SessionId getSessionId()
```
    Session id.
    Returns:
    the session id
  - getTimeout
```
public long getTimeout()
```
    Gets the lookup timeout.
    Returns:
    ms 1 to 2**32 - 1
  - getType
```
public int getType()
```
    Type.
    Returns:
    the type
  - sessionId
```
public SessionId sessionId()
```
    Return the SessionId for this message.
    Specified by:
    sessionId in interface I2CPMessage
    Overrides:
    sessionId in class I2CPMessageImpl
    Returns:
    null always. Extending classes with a SessionId must override.
  - toString
```
public String toString()
```
    Returns a string representation of this message.
    Overrides:
    toString in class Object

Class HostLookupMessage

Field Summary

Constructor Summary

Method Summary

Methods inherited from class net.i2p.data.i2cp.I2CPMessageImpl

Methods inherited from class java.lang.Object

Field Detail

LOOKUP_HASH

LOOKUP_HOST

MESSAGE_TYPE

Constructor Detail

HostLookupMessage

HostLookupMessage

HostLookupMessage

Method Detail

doReadMessage

doWriteMessage

getHash

getHostname

getLookupType

getReqID

getSessionId

getTimeout

getType

sessionId

toString