org.jruby.ext.socket

Class SubnetUtils.SubnetInfo

java.lang.Object

org.jruby.ext.socket.SubnetUtils.SubnetInfo

Enclosing class:

SubnetUtils

public final class SubnetUtils.SubnetInfo
extends Object

Convenience container for subnet summary information.

Method Summary

Methods

Modifier and Type	Method and Description
int	asInteger(String address)
String	getAddress()
int	getAddressCount() Get the count of available addresses.
String[]	getAllAddresses()
String	getBroadcastAddress()
String	getCidrSignature()
String	getHighAddress() Return the high address as a dotted IP address.
String	getLowAddress() Return the low address as a dotted IP address.
String	getNetmask()
String	getNetworkAddress()
boolean	isInRange(String address) Returns true if the parameter address is in the range of usable endpoint addresses for this subnet.
String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

isInRange

public boolean isInRange(String address)

Returns true if the parameter address is in the range of usable endpoint addresses for this subnet. This excludes the network and broadcast adresses.

Parameters:

address - A dot-delimited IPv4 address, e.g. "192.168.0.1"

Returns:

True if in range, false otherwise

getBroadcastAddress

public String getBroadcastAddress()

getNetworkAddress

public String getNetworkAddress()

getNetmask

public String getNetmask()

getAddress

public String getAddress()

getLowAddress

public String getLowAddress()

Return the low address as a dotted IP address. Will be zero for CIDR/31 and CIDR/32 if the inclusive flag is false.

Returns:

the IP address in dotted format, may be "0.0.0.0" if there is no valid address

getHighAddress

public String getHighAddress()

Return the high address as a dotted IP address. Will be zero for CIDR/31 and CIDR/32 if the inclusive flag is false.

Returns:

the IP address in dotted format, may be "0.0.0.0" if there is no valid address

getAddressCount

public int getAddressCount()

Get the count of available addresses. Will be zero for CIDR/31 and CIDR/32 if the inclusive flag is false.

Returns:

the count of addresses, may be zero.

asInteger

public int asInteger(String address)

getCidrSignature

public String getCidrSignature()

getAllAddresses

public String[] getAllAddresses()

toString

public String toString()

Overrides:

toString in class Object

Since:

2.2