java.lang.Object
- org.opennms.netmgt.poller.monitors.nrpe.NrpePacket

```
public class NrpePacket
extends Object
```
NrpePacket class.

Version:

$Id: $

Author:

ranger

Field Summary

Fields
Modifier and Type	Field	Description
`static int`	`DEFAULT_PADDING`	Constant `DEFAULT_PADDING=2`
`static String`	`HELLO_COMMAND`	Constant `HELLO_COMMAND="_NRPE_CHECK"`
`static int`	`MAX_PACKETBUFFER_LENGTH`	Constant `MAX_PACKETBUFFER_LENGTH=1024`
`static int`	`PACKET_SIZE`	Constant `PACKET_SIZE=2 + // packet version, 16 bit integer 2 + // packet type, 16 bit integer 4 + // crc32, 32 bit unsigned integer 2 + // result code MAX_PACKETBUFFER_LENGTH`
`static short`	`PACKET_VERSION_2`	Constant `PACKET_VERSION_2=2`
`static short`	`QUERY_PACKET`	Constant `QUERY_PACKET=1`
`static short`	`RESPONSE_PACKET`	Constant `RESPONSE_PACKET=2`

Constructor Summary

Constructors
Constructor	Description
`NrpePacket()`	Constructor for NrpePacket.
`NrpePacket(short type, short resultCode, String buffer)`	Constructor for NrpePacket.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`byte[]`	`buildPacket(int padding)`	buildPacket
`byte[]`	`buildPacket(int padding, SecureRandom random)`	buildPacket
`String`	`getBuffer()`	getBuffer
`short`	`getResultCode()`	getResultCode
`short`	`getType()`	getType
`short`	`getVersion()`	getVersion
`static int`	`positive(byte b)`	positive
`static NrpePacket`	`receivePacket(InputStream i, int padding)`	receivePacket
`void`	`setBuffer(String buffer)`	setBuffer
`void`	`setResultCode(short resultCode)`	setResultCode
`void`	`setType(short type)`	setType
`void`	`setVersion(short version)`	setVersion
`String`	`toString()`	toString

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

- Field Detail
  - QUERY_PACKET
```
public static final short QUERY_PACKET
```
    Constant QUERY_PACKET=1
    
    See Also:
    
    Constant Field Values
  - RESPONSE_PACKET
```
public static final short RESPONSE_PACKET
```
    Constant RESPONSE_PACKET=2
    
    See Also:
    
    Constant Field Values
  - HELLO_COMMAND
```
public static final String HELLO_COMMAND
```
    Constant HELLO_COMMAND="_NRPE_CHECK"
    
    See Also:
    
    Constant Field Values
  - PACKET_VERSION_2
```
public static final short PACKET_VERSION_2
```
    Constant PACKET_VERSION_2=2
    
    See Also:
    
    Constant Field Values
  - MAX_PACKETBUFFER_LENGTH
```
public static final int MAX_PACKETBUFFER_LENGTH
```
    Constant MAX_PACKETBUFFER_LENGTH=1024
    
    See Also:
    
    Constant Field Values
  - PACKET_SIZE
```
public static final int PACKET_SIZE
```
    Constant PACKET_SIZE=2 + // packet version, 16 bit integer 2 + // packet type, 16 bit integer 4 + // crc32, 32 bit unsigned integer 2 + // result code MAX_PACKETBUFFER_LENGTH
    
    See Also:
    
    Constant Field Values
  - DEFAULT_PADDING
```
public static final int DEFAULT_PADDING
```
    Constant DEFAULT_PADDING=2
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - NrpePacket
```
public NrpePacket()
```
    Constructor for NrpePacket.
  - NrpePacket
```
public NrpePacket(short type,
                  short resultCode,
                  String buffer)
```
    Constructor for NrpePacket.
    
    Parameters:
    
    type - a short.
    
    resultCode - a short.
    
    buffer - a String object.
- Method Detail
  - getVersion
```
public short getVersion()
```
    getVersion
    
    Returns:
    
    a short.
  - setVersion
```
public void setVersion(short version)
```
    setVersion
    
    Parameters:
    
    version - a short.
  - getType
```
public short getType()
```
    getType
    
    Returns:
    
    a short.
  - setType
```
public void setType(short type)
```
    setType
    
    Parameters:
    
    type - a short.
  - getResultCode
```
public short getResultCode()
```
    getResultCode
    
    Returns:
    
    a short.
  - setResultCode
```
public void setResultCode(short resultCode)
```
    setResultCode
    
    Parameters:
    
    resultCode - a short.
  - getBuffer
```
public String getBuffer()
```
    getBuffer
    
    Returns:
    
    a String object.
  - setBuffer
```
public void setBuffer(String buffer)
```
    setBuffer
    
    Parameters:
    
    buffer - a String object.
  - receivePacket
```
public static NrpePacket receivePacket(InputStream i,
                                       int padding)
                                throws NrpeException,
                                       IOException
```
    receivePacket
    
    Parameters:
    
    i - a InputStream object.
    
    padding - a int.
    
    Returns:
    
    a org.opennms.netmgt.poller.nrpe.NrpePacket object.
    
    Throws:
    
    org.opennms.netmgt.poller.nrpe.NrpeException - if any.
    
    IOException - if any.
    
    NrpeException
  - positive
```
public static int positive(byte b)
```
    positive
    
    Parameters:
    
    b - a byte.
    
    Returns:
    
    a int.
  - toString
```
public String toString()
```
    toString
    
    Overrides:
    
    toString in class Object
    
    Returns:
    
    a String object.
  - buildPacket
```
public byte[] buildPacket(int padding)
```
    buildPacket
    
    Parameters:
    
    padding - a int.
    
    Returns:
    
    an array of byte.
  - buildPacket
```
public byte[] buildPacket(int padding,
                          SecureRandom random)
```
    buildPacket
    
    Parameters:
    
    padding - a int.
    
    random - a SecureRandom object.
    
    Returns:
    
    an array of byte.

Class NrpePacket

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

QUERY_PACKET

RESPONSE_PACKET

HELLO_COMMAND

PACKET_VERSION_2

MAX_PACKETBUFFER_LENGTH

PACKET_SIZE

DEFAULT_PADDING

Constructor Detail

NrpePacket

NrpePacket

Method Detail

getVersion

setVersion

getType

setType

getResultCode

setResultCode

getBuffer

setBuffer

receivePacket

positive

toString

buildPacket

buildPacket