net.handle.hdllib

Class SiteInfo

java.lang.Object

net.handle.hdllib.SiteInfo

public class SiteInfo
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
Attribute[]	attributes
int	dataFormatVersion
static byte	HASH_TYPE_BY_ALL
static byte	HASH_TYPE_BY_PREFIX
static byte	HASH_TYPE_BY_SUFFIX
byte[]	hashFilter
byte	hashOption
boolean	isPrimary
boolean	isRoot
byte	majorProtocolVersion
byte	minorProtocolVersion
static short	MULTI_PRIMARY
boolean	multiPrimary
static short	PRIMARY_SITE
long	responseTime
int	serialNumber
ServerInfo[]	servers

Constructor Summary

Constructors

Constructor and Description
SiteInfo() Default constructor: object uninitialized except as above.
SiteInfo(int siteVersion, boolean isPrimary, boolean isMultiPrimary, byte hashingOption, java.lang.String siteDescription, java.net.InetAddress listenAddr, java.net.InetAddress altAddr, int port, int httpPort, java.io.File pubKeyFile, boolean disableUDP)
SiteInfo(int siteVersion, boolean isPrimary, boolean isMultiPrimary, byte hashingOption, java.lang.String siteDescription, java.net.InetAddress listenAddr, int port, int httpPort, java.io.File pubKeyFile, boolean disableUDP) Constructor used by configuration routines.
SiteInfo(SiteInfo site)

Method Summary

Methods

Modifier and Type	Method and Description
ServerInfo	determineServer(byte[] handle) Return the ServerInfo that this handle hashes to
int	determineServerNum(byte[] handle) Shortcut to determineServerNum(handle, hashOption, numServers) using this.hashOption
static int	determineServerNum(byte[] handle, int hashOption, int numServers) Return the index of the server that this handle hashes to
byte[]	getAttribute(byte[] attribute) Get the value of the specified attribute for this site (if any).
static int	getHandleHash(byte[] handle, int hashOption) Return the positive integer generated by hashing the part of this handle indicated by hashOption.
java.util.HashMap	getId2ServerMap()
static void	main(java.lang.String[] argv) Hash the given arguments as handles and display the results.
java.lang.String	toString() Return a string of labeled members of this object.

Methods inherited from class java.lang.Object

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

Field Detail

HASH_TYPE_BY_PREFIX

public static final byte HASH_TYPE_BY_PREFIX

See Also:

Constant Field Values

HASH_TYPE_BY_SUFFIX

public static final byte HASH_TYPE_BY_SUFFIX

See Also:

Constant Field Values

HASH_TYPE_BY_ALL

public static final byte HASH_TYPE_BY_ALL

See Also:

Constant Field Values

PRIMARY_SITE

public static final short PRIMARY_SITE

See Also:

Constant Field Values

MULTI_PRIMARY

public static final short MULTI_PRIMARY

See Also:

Constant Field Values

dataFormatVersion

public int dataFormatVersion

serialNumber

public int serialNumber

majorProtocolVersion

public byte majorProtocolVersion

minorProtocolVersion

public byte minorProtocolVersion

isPrimary

public boolean isPrimary

multiPrimary

public boolean multiPrimary

isRoot

public boolean isRoot

responseTime

public long responseTime

hashOption

public byte hashOption

hashFilter

public byte[] hashFilter

servers

public ServerInfo[] servers

attributes

public Attribute[] attributes

Constructor Detail

SiteInfo

public SiteInfo()

Default constructor: object uninitialized except as above.

SiteInfo

public SiteInfo(int siteVersion,
        boolean isPrimary,
        boolean isMultiPrimary,
        byte hashingOption,
        java.lang.String siteDescription,
        java.net.InetAddress listenAddr,
        int port,
        int httpPort,
        java.io.File pubKeyFile,
        boolean disableUDP)
         throws java.io.IOException

Constructor used by configuration routines.

Throws:

java.io.IOException

SiteInfo

public SiteInfo(int siteVersion,
        boolean isPrimary,
        boolean isMultiPrimary,
        byte hashingOption,
        java.lang.String siteDescription,
        java.net.InetAddress listenAddr,
        java.net.InetAddress altAddr,
        int port,
        int httpPort,
        java.io.File pubKeyFile,
        boolean disableUDP)
         throws java.io.IOException

Throws:

java.io.IOException

SiteInfo

public SiteInfo(SiteInfo site)

Method Detail

getAttribute

public byte[] getAttribute(byte[] attribute)

Get the value of the specified attribute for this site (if any).

getHandleHash

public static final int getHandleHash(byte[] handle,
                int hashOption)
                               throws HandleException

Return the positive integer generated by hashing the part of this handle indicated by hashOption.

Throws:

HandleException

determineServerNum

public final int determineServerNum(byte[] handle)
                             throws HandleException

Shortcut to determineServerNum(handle, hashOption, numServers) using this.hashOption

Throws:

HandleException

determineServerNum

public static final int determineServerNum(byte[] handle,
                     int hashOption,
                     int numServers)
                                    throws HandleException

Return the index of the server that this handle hashes to

Throws:

HandleException

determineServer

public ServerInfo determineServer(byte[] handle)
                           throws HandleException

Return the ServerInfo that this handle hashes to

Throws:

HandleException

toString

public java.lang.String toString()

Return a string of labeled members of this object.

Overrides:

toString in class java.lang.Object

getId2ServerMap

public java.util.HashMap getId2ServerMap()

main

public static final void main(java.lang.String[] argv)
                       throws java.lang.Exception

Hash the given arguments as handles and display the results.

Throws:

java.lang.Exception