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## org.w3c.jigsaw.auth
Class IPMatcher

    java.lang.Object
      |
      +--org.w3c.jigsaw.auth.IPMatcher

public class IPMatcher
extends java.lang.Object

A fast way of associating IP adresses to any Object. This IPMatcher classes maps IP adresses to objects. It understands wild cards, encoded as ((short) 256). Wild card will match any adress below it.

Constructor Summary
`IPMatcher()`

Method Summary
`void` | `add(short[] a, java.lang.Object closure)` Associate the given IP adress to the given object.
`java.lang.Object` | `lookup(byte[] a)` Lookup the adress for an association.
`java.lang.Object` | `lookup(java.net.InetAddress inetadr)` Lookup the given InetAdress for any association.
`void` | `print(java.io.PrintStream out)` Print the IP matcher internal tree.

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

Constructor Detail

### IPMatcher

    public IPMatcher()

Method Detail

### add

    public void add(short[] a,
                    java.lang.Object closure)

  Associate the given IP adress to the given object. This method takes as parameter an array of short in order to extend natural IP adresses bytes with the wild card character.
  Parameters:
    `a` - The adress to use as a key for the association.
    `closure` - The associated object.

### lookup

    public java.lang.Object lookup(byte[] a)

  Lookup the adress for an association.
  Parameters:
    `a` - The adress to look for.
  Returns:
    The object associated to the given IP address, or null if none was found.

### lookup

    public java.lang.Object lookup(java.net.InetAddress inetadr)

  Lookup the given InetAdress for any association.
  Parameters:
    `inetadr` - The inet adress to look for.
  Returns:
    The object associated to the given IP adress, or null if none was found.

### print

    public void print(java.io.PrintStream out)

  Print the IP matcher internal tree.

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