com.metamatrix.query.resolver.util
Class AccessPattern

java.lang.Object
  com.metamatrix.query.resolver.util.AccessPattern

All Implemented Interfaces:

java.lang.Cloneable, java.lang.Comparable

public class AccessPattern
extends java.lang.Object
implements java.lang.Comparable, java.lang.Cloneable

This class represents both virtual and physical access patterns. If a virtual access pattern is initially unstatisfied, it may be transformed by RuleMergeVirtual. In this case, the history of the access pattern will contain its previous definitions.

Constructor Summary

AccessPattern(java.util.Collection elements)

Method Summary

void	addElementHistory(java.util.Collection elements)
java.lang.Object	clone()
int	compareTo(java.lang.Object o)
java.util.Collection	getCurrentElements()
java.util.LinkedList	getHistory()
java.util.Set	getUnsatisfied()
void	setUnsatisfied(java.util.Set unstaisfied)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

AccessPattern

public AccessPattern(java.util.Collection elements)

Method Detail

getCurrentElements

public java.util.Collection getCurrentElements()

addElementHistory

public void addElementHistory(java.util.Collection elements)

getHistory

public java.util.LinkedList getHistory()

Returns:

Returns the history.

getUnsatisfied

public java.util.Set getUnsatisfied()

Returns:

Returns the unstaisfied.

setUnsatisfied

public void setUnsatisfied(java.util.Set unstaisfied)

Parameters:

unstaisfied - The unstaisfied to set.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

See Also:

Object.toString()

compareTo

public int compareTo(java.lang.Object o)

Specified by:

compareTo in interface java.lang.Comparable

See Also:

Comparable.compareTo(java.lang.Object)

clone

public java.lang.Object clone()

Overrides:

clone in class java.lang.Object

See Also:

Object.clone()